Skip to content
Disclosery

BRAIDWELL LP

Follow

13F filer, CIK 1920938, STAMFORD, CT

BRAIDWELL LP reported $2,997,744,331 across 88 holdings for the quarter ended 2026-03-31, in a 13F-HR filed 2026-05-15. Its ten largest share positions make up 30.38% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001420506-26-001145

Period
2026-03-31
Reported value
$3B
Holdings
88
Top 10 weight
30.38%
New
31
Sold out
16

Largest buys vs the previous quarter

SecurityShares changeApprox. value
IRTCadded+392,847$46.4M
GHnew+499,712$46.2M
GENBnew+3,592,999$44.9M
ARGXadded+53,932$39.4M
GLUEadded+2,258,258$37.1M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
EWTXreduced-2,863,248-$90.2M
CGONreduced-885,788-$60M
ALGNexited-381,004-$59.5M
SYREreduced-701,792-$35.4M
RAPTexited-929,694-$31.5M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q1 2026

Share positions as resolved from 13F-HR 0001420506-26-001145, largest first. % of portfolio is the value over $2,997,744,331, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
CAICARIS LIFE SCIENCES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 7,316,142 shares; 2025Q3: 7,316,142 shares; 2025Q4: 7,816,142 shares; 2026Q1: 8,009,447 shares 8,009,447$143M4.78%+193,305Timeline
NBIXNEUROCRINE BIOSCIENCES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 917,674 shares; 2024Q4: 901,790 shares; 2025Q1: 1,191,925 shares; 2025Q2: 1,160,425 shares; 2025Q3: 880,282 shares; 2025Q4: 751,534 shares; 2026Q1: 652,121 shares 652,121$85.9M2.87%-99,413Timeline
GKOSGLAUKOS CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 311,616 shares; 2024Q4: 288,876 shares; 2025Q1: 624,435 shares; 2025Q2: 603,414 shares; 2025Q3: 780,164 shares; 2025Q4: 921,979 shares; 2026Q1: 763,505 shares 763,505$82.2M2.74%-158,474Timeline
CNTACENTESSA PHARMACEUTICALS PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 2,188,320 shares; 2026Q1: 1,986,768 shares 1,986,768$78.9M2.63%-201,552Timeline
XENEXENON PHARMACEUTICALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 2,707,255 shares; 2024Q4: 2,913,964 shares; 2025Q1: 2,709,875 shares; 2025Q2: 3,605,029 shares; 2025Q3: 3,605,029 shares; 2025Q4: 1,825,076 shares; 2026Q1: 1,338,452 shares 1,338,452$77.8M2.6%-486,624Timeline
DNTHDIANTHUS THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 493,687 shares; 2024Q4: 1,206,589 shares; 2025Q1: 375,355 shares; 2025Q2: not reported; 2025Q3: 835,057 shares; 2025Q4: 1,273,935 shares; 2026Q1: 899,364 shares 899,364$75.5M2.52%-374,571Timeline
EWTXEDGEWISE THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 1,958,310 shares; 2024Q4: 2,332,196 shares; 2025Q1: 2,458,808 shares; 2025Q2: 5,210,831 shares; 2025Q3: 5,210,831 shares; 2025Q4: 5,210,831 shares; 2026Q1: 2,347,583 shares 2,347,583$73.9M2.47%-2,863,248Timeline
IRTCIRHYTHM HOLDINGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 782,557 shares; 2024Q4: 705,391 shares; 2025Q1: 556,391 shares; 2025Q2: 300,029 shares; 2025Q3: 225,845 shares; 2025Q4: 217,345 shares; 2026Q1: 610,192 shares 610,192$72M2.4%+392,847Timeline
NUVLNUVALENT INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 241,235 shares; 2025Q1: 840,945 shares; 2025Q2: 1,175,876 shares; 2025Q3: 1,012,982 shares; 2025Q4: 821,406 shares; 2026Q1: 700,429 shares 700,429$71.8M2.39%-120,977Timeline
KODKODIAK SCIENCES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 2,072,788 shares; 2026Q1: 1,818,665 shares 1,818,665$69.3M2.31%-254,123Timeline
CGONCG ONCOLOGY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 3,170,875 shares; 2024Q4: 3,283,317 shares; 2025Q1: 3,283,317 shares; 2025Q2: 3,283,317 shares; 2025Q3: 3,283,317 shares; 2025Q4: 1,870,571 shares; 2026Q1: 984,783 shares 984,783$66.7M2.22%-885,788Timeline
ARGXARGENX SEQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 96,724 shares; 2024Q4: 80,766 shares; 2025Q1: 160,849 shares; 2025Q2: 194,491 shares; 2025Q3: 76,091 shares; 2025Q4: 31,007 shares; 2026Q1: 84,939 shares 84,939$62M2.07%+53,932Timeline
HNGEHINGE HEALTH INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 910,476 shares; 2025Q4: 1,304,623 shares; 2026Q1: 1,455,123 shares 1,455,123$56.1M1.87%+150,500Timeline
ACADACADIA PHARMACEUTICALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 2,378,655 shares; 2025Q4: 2,032,021 shares; 2026Q1: 2,471,199 shares 2,471,199$55M1.84%+439,178Timeline
GLUEMONTE ROSA THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 948,316 shares; 2026Q1: 3,206,574 shares 3,206,574$52.7M1.76%+2,258,258Timeline
KRYSKRYSTAL BIOTECH INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 168,691 shares; 2024Q4: 200,500 shares; 2025Q1: 400,744 shares; 2025Q2: 727,811 shares; 2025Q3: 520,401 shares; 2025Q4: 202,101 shares; 2026Q1: 182,425 shares 182,425$47.1M1.57%-19,676Timeline
SYRESPYRE THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 2,189,836 shares; 2024Q4: 2,578,404 shares; 2025Q1: 2,578,404 shares; 2025Q2: 2,578,404 shares; 2025Q3: 2,578,404 shares; 2025Q4: 1,634,615 shares; 2026Q1: 932,823 shares 932,823$47.1M1.57%-701,792Timeline
GHGUARDANT HEALTH INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 3,342,124 shares; 2024Q4: 2,847,931 shares; 2025Q1: 1,327,327 shares; 2025Q2: 837,800 shares; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 499,712 shares 499,712$46.2M1.54%newTimeline
TMOTHERMO FISHER SCIENTIFIC INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 89,754 shares; 2025Q1: 127,733 shares; 2025Q2: 135,233 shares; 2025Q3: 113,933 shares; 2025Q4: 80,725 shares; 2026Q1: 92,915 shares 92,915$45.7M1.52%+12,190Timeline
GENBGENERATE BIOMEDICINES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 3,592,999 shares 3,592,999$44.9M1.5%newTimeline
MBXMBX BIOSCIENCES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 1,018,600 shares; 2026Q1: 1,492,467 shares 1,492,467$44.6M1.49%+473,867Timeline
BTSGBRIGHTSPRING HEALTH SVCS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 1,195,786 shares; 2026Q1: 1,016,562 shares 1,016,562$43.3M1.44%-179,224Timeline
CLDXCELLDEX THERAPEUTICS INC NEWQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 591,689 shares; 2025Q4: 1,858,109 shares; 2026Q1: 1,356,082 shares 1,356,082$43M1.43%-502,027Timeline
NEONEOGENOMICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 1,771,146 shares; 2025Q4: 4,632,801 shares; 2026Q1: 5,617,402 shares 5,617,402$41.7M1.39%+984,601Timeline
APGEAPOGEE THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 1,643,226 shares; 2024Q4: 1,540,362 shares; 2025Q1: 1,540,362 shares; 2025Q2: 1,478,512 shares; 2025Q3: 1,438,745 shares; 2025Q4: 575,067 shares; 2026Q1: 478,667 shares 478,667$40.3M1.34%-96,400Timeline
DRUGBRIGHT MINDS BIOSCIENCES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 303,685 shares; 2025Q4: 324,358 shares; 2026Q1: 539,708 shares 539,708$39.4M1.31%+215,350Timeline
CDNACAREDX INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 2,182,781 shares; 2025Q4: 1,585,220 shares; 2026Q1: 2,173,146 shares 2,173,146$37.7M1.26%+587,926Timeline
ISRGINTUITIVE SURGICAL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 91,300 shares; 2024Q4: 75,300 shares; 2025Q1: 88,000 shares; 2025Q2: 89,600 shares; 2025Q3: 130,227 shares; 2025Q4: 83,417 shares; 2026Q1: 77,297 shares 77,297$35.6M1.19%-6,120Timeline
INSPINSPIRE MED SYS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 238,911 shares; 2024Q4: 293,410 shares; 2025Q1: 302,410 shares; 2025Q2: 522,410 shares; 2025Q3: 883,747 shares; 2025Q4: 540,890 shares; 2026Q1: 677,570 shares 677,570$34.9M1.17%+136,680Timeline
PENPENUMBRA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 361,428 shares; 2024Q4: 183,828 shares; 2025Q1: 110,128 shares; 2025Q2: 129,628 shares; 2025Q3: 141,528 shares; 2025Q4: 110,152 shares; 2026Q1: 105,352 shares 105,352$34.6M1.15%-4,800Timeline
TMDXTRANSMEDICS GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 922,100 shares; 2025Q1: 854,884 shares; 2025Q2: 255,048 shares; 2025Q3: 351,248 shares; 2025Q4: 315,341 shares; 2026Q1: 329,391 shares 329,391$32.7M1.09%+14,050Timeline
SLNOSOLENO THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 1,281,989 shares; 2025Q4: 1,187,859 shares; 2026Q1: 959,259 shares 959,259$32.1M1.07%-228,600Timeline
DYNDYNE THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 681,182 shares; 2025Q1: 3,621,344 shares; 2025Q2: 3,273,349 shares; 2025Q3: 2,730,481 shares; 2025Q4: 1,478,329 shares; 2026Q1: 1,681,998 shares 1,681,998$30.5M1.02%+203,669Timeline
MRVIMARAVAI LIFESCIENCES HLDGS IQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 8,353,287 shares; 2024Q4: 8,353,287 shares; 2025Q1: 8,353,287 shares; 2025Q2: 8,353,287 shares; 2025Q3: 8,353,287 shares; 2025Q4: 8,353,287 shares; 2026Q1: 10,240,164 shares 10,240,164$29M0.97%+1,886,877Timeline
ILMNILLUMINA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 269,673 shares; 2026Q1: 229,215 shares 229,215$28.3M0.94%-40,458Timeline
KYMRKYMERA THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 276,692 shares; 2025Q4: 454,259 shares; 2026Q1: 337,559 shares 337,559$28.1M0.94%-116,700Timeline
BMRNBIOMARIN PHARMACEUTICAL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 528,000 shares; 2025Q4: 601,520 shares; 2026Q1: 497,020 shares 497,020$28.1M0.94%-104,500Timeline
NRIXNURIX THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 2,183,864 shares; 2026Q1: 1,750,766 shares 1,750,766$27.1M0.91%-433,098Timeline
RYTMRHYTHM PHARMACEUTICALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 310,628 shares 310,628$27M0.9%newTimeline
DHRDANAHER CORP DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 309,339 shares; 2025Q2: 309,339 shares; 2025Q3: 309,339 shares; 2025Q4: 118,227 shares; 2026Q1: 139,327 shares 139,327$26.4M0.88%+21,100Timeline
ESTAESTABLISHMENT LABS HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 463,600 shares 463,600$26.3M0.88%newTimeline
TECXTECTONIC THERAPEUTIC INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 736,867 shares; 2025Q4: 927,524 shares; 2026Q1: 847,151 shares 847,151$26.2M0.87%-80,373Timeline
NTRANATERA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 111,500 shares; 2026Q1: 129,000 shares 129,000$25.8M0.86%+17,500Timeline
CRVSCORVUS PHARMACEUTICALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 1,752,798 shares 1,752,798$25.6M0.86%newTimeline
FULCFULCRUM THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 1,069,158 shares; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 219,488 shares; 2025Q4: 3,061,222 shares; 2026Q1: 3,134,922 shares 3,134,922$24M0.8%+73,700Timeline
ZURAZURA BIO LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 2,472,806 shares; 2024Q4: 2,472,806 shares; 2025Q1: 2,472,806 shares; 2025Q2: 2,472,806 shares; 2025Q3: 2,472,806 shares; 2025Q4: 3,180,389 shares; 2026Q1: 3,988,989 shares 3,988,989$23.7M0.79%+808,600Timeline
ATECALPHATEC HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 4,041,065 shares; 2024Q4: 4,256,490 shares; 2025Q1: 4,259,429 shares; 2025Q2: 3,635,172 shares; 2025Q3: 1,514,604 shares; 2025Q4: not reported; 2026Q1: 2,172,725 shares 2,172,725$23.6M0.79%newTimeline
DMRADAMORA THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 894,846 shares 894,846$23.2M0.77%newTimeline
BSXBOSTON SCIENTIFIC CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 189,200 shares; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 346,467 shares 346,467$21.7M0.73%newTimeline
VERAVERA THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 472,739 shares; 2025Q4: 784,742 shares; 2026Q1: 523,824 shares 523,824$21.1M0.7%-260,918Timeline
BIOABIOAGE LABS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 1,200,587 shares 1,200,587$21M0.7%newTimeline
CVSCVS HEALTH CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 438,600 shares; 2025Q4: 564,200 shares; 2026Q1: 290,700 shares 290,700$20.9M0.7%-273,500Timeline
TARSTARSUS PHARMACEUTICALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 265,715 shares 265,715$18.6M0.62%newTimeline
ELVELEVANCE HEALTH INC FORMERLYQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 62,080 shares 62,080$18.2M0.61%newTimeline
KIDSORTHOPEDIATRICS CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 1,107,770 shares; 2024Q4: 1,107,770 shares; 2025Q1: 1,107,770 shares; 2025Q2: 1,107,770 shares; 2025Q3: 1,107,770 shares; 2025Q4: 1,100,370 shares; 2026Q1: 1,100,370 shares 1,100,370$17.5M0.58%0Timeline
ENGNENGENE HOLDINGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 2,266,319 shares; 2025Q4: 3,131,319 shares; 2026Q1: 2,456,870 shares 2,456,870$16.7M0.56%-674,449Timeline
NKTRNEKTAR THERAPEUTICSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 222,701 shares 222,701$16M0.53%newTimeline
ACHCACADIA HEALTHCARE COMPANY INQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 645,900 shares 645,900$15.1M0.5%newTimeline
ORICORIC PHARMACEUTICALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 1,128,040 shares 1,128,040$14.3M0.48%newTimeline
AVAHAVEANNA HEALTHCARE HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 2,203,506 shares 2,203,506$14.2M0.47%newTimeline
XFORX4 PHARMACEUTICALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 3,368,904 shares; 2026Q1: 3,272,954 shares 3,272,954$13.5M0.45%-95,950Timeline
KNSAKINIKSA PHARMACEUTICALS INTLQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 2,894,513 shares; 2024Q4: 3,452,447 shares; 2025Q1: 1,962,909 shares; 2025Q2: 1,102,580 shares; 2025Q3: 643,180 shares; 2025Q4: 313,823 shares; 2026Q1: 272,522 shares 272,522$13.1M0.44%-41,301Timeline
EOLSEVOLUS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 3,105,209 shares; 2026Q1: 3,105,209 shares 3,105,209$12.8M0.43%0Timeline
TGTXTG THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 358,800 shares 358,800$11.9M0.4%newTimeline
SRZNSURROZEN INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 140,000 shares; 2025Q3: 140,000 shares; 2025Q4: 470,000 shares; 2026Q1: 396,100 shares 396,100$11.5M0.38%-73,900Timeline
CNCCENTENE CORP DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 330,000 shares 330,000$10.8M0.36%newTimeline
CLYMCLIMB BIO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 1,529,675 shares 1,529,675$10.5M0.35%newTimeline
CMPXCOMPASS THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 2,786,778 shares; 2026Q1: 1,965,106 shares 1,965,106$10.4M0.35%-821,672Timeline
IONSIONIS PHARMACEUTICALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 130,862 shares 130,862$9.83M0.33%newTimeline
HLXCHELIX ACQUISITION CORP IIIQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 900,000 shares 900,000$9.27M0.31%newTimeline
VORVOR BIOPHARMA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 466,774 shares 466,774$8.33M0.28%newTimeline
RVMDREVOLUTION MEDICINES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 84,900 shares 84,900$8.26M0.28%newTimeline
GRALGRAIL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 142,755 shares; 2026Q1: 142,755 shares 142,755$7.38M0.25%0Timeline
ACRSACLARIS THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 1,699,116 shares 1,699,116$6.37M0.21%newTimeline
DNLIDENALI THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 296,324 shares 296,324$5.69M0.19%newTimeline
RGENREPLIGEN CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 396,781 shares; 2024Q4: 283,823 shares; 2025Q1: 81,656 shares; 2025Q2: 144,556 shares; 2025Q3: 195,656 shares; 2025Q4: 81,790 shares; 2026Q1: 47,500 shares 47,500$5.6M0.19%-34,290Timeline
HROWHARROW INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 439,638 shares; 2024Q4: 907,039 shares; 2025Q1: 956,839 shares; 2025Q2: 872,246 shares; 2025Q3: 342,391 shares; 2025Q4: 295,291 shares; 2026Q1: 156,419 shares 156,419$5.52M0.18%-138,872Timeline
RVTYREVVITY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 48,400 shares 48,400$4.24M0.14%newTimeline
CELCCELCUITY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 884,306 shares; 2024Q4: 884,306 shares; 2025Q1: 884,306 shares; 2025Q2: 884,306 shares; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 29,198 shares 29,198$3.33M0.11%newTimeline
PRAXPRAXIS PRECISION MEDICINES IQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 9,976 shares 9,976$3.21M0.11%newTimeline
LUNGPULMONX CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 752,541 shares; 2024Q4: 752,541 shares; 2025Q1: 752,541 shares; 2025Q2: 752,541 shares; 2025Q3: 752,541 shares; 2025Q4: 752,541 shares; 2026Q1: 752,541 shares 752,541$971K0.03%0Timeline
VYNEVYNE THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 916,077 shares 916,077$547K0.02%newTimeline

Principal amounts

Notes and convertibles filed as a face amount (PRN). A face amount is never added to a share count (H6).

SecurityTypeAmountValueChange
GUARDANT HEALTH INCGUARDANT HEALTH INC DEBT 1.250% 2/1principal60,954,000$103M-43,900,000
REPLIGEN CORPREPLIGEN CORP NOTE 1.000%12/1principal101,000,000$98.7M0
NEOGENOMICS INCNEOGENOMICS INC NOTE 0.250% 1/1principal100,381,000$91.8M0
ALPHATEC HLDGS INCALPHATEC HLDGS INC NOTE 0.750% 3/1principal61,621,000$63.4Mnew
ZENAS BIOPHARMA INCZENAS BIOPHARMA INC NOTE 2.500% 4/0principal13,000,000$13.5Mnew
ARROWHEAD PHARMACEUTICALS INARROWHEAD PHARMACEUTICALS IN Convertibleprincipal2,250,000$2.33Mnew

Sold out in Q1 2026

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
IRHYTHM HOLDINGS INCIRHYTHM HOLDINGS INC52,000,000$72.8Mprincipal
ALGNALIGN TECHNOLOGY INC381,004$59.5Mshares
IRONWOOD PHARMACEUTICALS INCIRONWOOD PHARMACEUTICALS INC53,405,000$50.5Mprincipal
RAPTRAPT THERAPEUTICS INC929,694$31.5Mshares
LEGNLEGEND BIOTECH CORP1,298,142$28.2Mshares
TERNTERNS PHARMACEUTICALS INC575,321$23.2Mshares
BIIBBIOGEN INC115,700$20.4Mshares
VTYXVENTYX BIOSCIENCES INC1,920,255$17.3Mshares
ICLRICON PUB LTD CO73,370$13.4Mshares
RLMDRELMADA THERAPEUTICS INC1,582,257$7.64Mshares
XNCRXENCOR INC459,166$7.03Mshares
CSTLCASTLE BIOSCIENCES INC177,183$6.89Mshares
ADPTADAPTIVE BIOTECHNOLOGIES COR311,991$5.07Mshares
BLLNBILLIONTOONE INC50,000$4.09Mshares
ORKAORUKA THERAPEUTICS INC84,795$2.57Mshares
KPTIKARYOPHARM THERAPEUTICS INC303,370$2.23Mshares

How Q1 2026 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001420506-26-001145 base2026-05-15acceptance time not in the bulk data set