13F-HR filed by Atika Capital Management LLC
Atika Capital Management LLC filed this 13F-HR for the quarter ended 2026-03-31, filed 2026-05-14, with 60 holding rows worth $796,370,384.
- Accession
- 0001214659-26-006119
- Filer
- CIK 1599731
- Filed
- 2026-05-14
- Accepted by EDGAR
- acceptance time not in the bulk data set
- Ingested
- Source
- SEC quarterly data set
13F report for Q1 2026
A holdings report, 180 entries on the cover page, a total value of $796,370,384 stated on the cover page (in dollars after the unit check, H1), rows summing to $796,370,384 with VALUE read as dollars as filed, 13F file number 028-15941. The quarter's positions are built on this report. The resolved quarter.
Other managers
- included managerAtika Capital Partners LP028-16711
- included managerOptika Master Portfolio Ltd028-20128
The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).
| Issuer as filed | CUSIP | Class | Amount | Value | Value read as | Type |
|---|---|---|---|---|---|---|
| VERTIV HOLDINGS CO COM CL A | 92537N108 | Stock | 666,100 | $166,911,338 | dollars as filed | |
| SPDR SER TR | 78464A870 | S&P BIOTECH | 4,225 | $53,965,925 | dollars as filed | put |
| Eli Lilly and Company | 532457108 | COM | 41,100 | $37,802,547 | dollars as filed | |
| VANECK ETF TRUST | 92189F676 | COM | 720 | $27,604,800 | dollars as filed | put |
| Intuitive Surgical,Inc. | 46120E602 | COM | 57,216 | $26,376,003 | dollars as filed | |
| iShares Russell 2000 ETF | 464287655 | SHS | 1,000 | $24,800,000 | dollars as filed | put |
| ECHOSTAR CORP | 278768106 | CL A | 182,000 | $21,306,740 | dollars as filed | |
| SEAGATE TECHNOLOGY HLDNGS | G7997R103 | ORD SHS | 53,500 | $20,959,160 | dollars as filed | |
| MASTEC INC COM | 576323109 | Stock | 57,636 | $18,543,806 | dollars as filed | |
| ECHOSTAR CORP | 278768106 | CL A | 1,583 | $18,532,181 | dollars as filed | call |
| Netflix, Inc | 64110L106 | COM | 180,000 | $17,307,001 | dollars as filed | |
| CIENA CORP COM NEW | 171779309 | Stock | 43,651 | $16,946,628 | dollars as filed | |
| BWX TECHNOLOGIES INC | 05605H100 | COM | 82,550 | $16,880,650 | dollars as filed | |
| Netflix, Inc | 64110L106 | COM | 1,650 | $15,864,750 | dollars as filed | call |
| TERNS PHARMACEUTICALS INC COM | 880881107 | Stock | 300,000 | $15,816,000 | dollars as filed | |
| TEVA PHARMACEUTICAL INDS LTD SPONSORED ADS | 881624209 | ADR | 477,000 | $14,367,240 | dollars as filed | |
| VANECK ETF TRUST | 92189F106 | GOLD MINERS ETF | 1,500 | $13,765,500 | dollars as filed | call |
| CLOUDFLARE INC CL A COM | 18915M107 | Stock | 65,000 | $13,412,100 | dollars as filed | |
| Alphabet Inc. Reg. Shares C | 02079K107 | COM | 43,250 | $12,406,695 | dollars as filed | |
| COGENT BIOSCIENCES INC | 19240Q201 | COM | 293,200 | $11,285,268 | dollars as filed | |
| ORUKA THERAPEUTICS INC COM | 687604108 | Stock | 229,900 | $11,276,595 | dollars as filed | |
| DIANTHUS THERAPEUTICS INC | 252828108 | COM | 128,800 | $10,808,896 | dollars as filed | |
| WESTERN DIGITAL CORP | 958102105 | COM | 37,717 | $10,202,072 | dollars as filed | |
| Amazon.com, Inc | 023135106 | COM | 43,700 | $9,101,400 | dollars as filed | |
| TTM TECHNOLOGIES INC | 87305R109 | COM | 93,000 | $9,060,060 | dollars as filed | |
| FIVE BELOW INC COM | 33829M101 | Stock | 39,480 | $9,020,390 | dollars as filed | |
| CURTISS WRIGHT CORP COM | 231561101 | Stock | 13,000 | $8,854,560 | dollars as filed | |
| GUARDANT HEALTH INC COM | 40131M109 | Stock | 91,000 | $8,405,670 | dollars as filed | |
| MERCADOLIBREINC | 58733R102 | STOK | 4,510 | $7,797,881 | dollars as filed | |
| APPFOLIO INC | 03783C100 | COM CL A | 47,500 | $7,496,450 | dollars as filed | |
| VANECK ETF TRUST | 92189F106 | GOLD MINERS ETF | 80,000 | $7,341,600 | dollars as filed | |
| UNITED THERAPEUTICS CORP DEL COM | 91307C102 | Stock | 12,350 | $7,323,304 | dollars as filed | |
| KARMAN HLDGS INC COMMON STOCK | 485924104 | Stock | 90,500 | $7,244,526 | dollars as filed | |
| FERGUSON ENTERPRISES INC COMMON STOCK NEW | 31488V107 | Stock | 29,300 | $6,834,518 | dollars as filed | |
| PROTAGONIST THERAPEUTICS | 74366E102 | COM | 62,100 | $6,545,339 | dollars as filed | |
| CLEAN HARBORS INC COM | 184496107 | Stock | 21,855 | $6,266,484 | dollars as filed | |
| TALEN ENERGY CORP COM | 87422Q109 | Stock | 18,490 | $5,902,563 | dollars as filed | |
| IMMUNOME INC | 45257U108 | COM | 262,900 | $5,749,623 | dollars as filed | |
| META PLATFORMS INC CL A | 30303M102 | COM | 10,000 | $5,721,300 | dollars as filed | |
| DBV TECHNOLOGIES S A | 23306J309 | SPONSORED ADS | 271,300 | $5,667,456 | dollars as filed | |
| ROCKETLABCORPCLASSCLASSA | 773121108 | STOK | 86,000 | $5,522,920 | dollars as filed | |
| HEICO CORP NEW COM | 422806109 | Stock | 19,265 | $5,282,464 | dollars as filed | |
| QXO INC COM NEW | 82846H405 | Stock | 264,253 | $5,131,794 | dollars as filed | |
| SITIME CORP COM | 82982T106 | Stock | 14,805 | $5,112,907 | dollars as filed | |
| Intel Corp | 458140100 | COM | 1,000 | $4,413,000 | dollars as filed | call |
| General Electric Company | 369604301 | COM | 15,510 | $4,401,273 | dollars as filed | |
| ASCENDIS PHARMA A/S DKK 1.0 AD | 04351P101 | SPONSORED ADR | 19,125 | $4,374,461 | dollars as filed | |
| THE REALREAL INC | 88339P101 | COM | 451,055 | $4,095,579 | dollars as filed | |
| TERNS PHARMACEUTICALS INC COM | 880881107 | Stock | 720 | $3,795,840 | dollars as filed | call |
| NLIGHT INC | 65487K100 | COM | 66,000 | $3,763,320 | dollars as filed | |
| XENON PHARMACEUTICALS INC COM | 98420N105 | Stock | 59,900 | $3,483,185 | dollars as filed | |
| BBB Foods Inc | G0896C103 | COM | 95,218 | $3,367,861 | dollars as filed | |
| MAZE THERAPEUTICS INC COM | 578784100 | Stock | 111,500 | $3,328,276 | dollars as filed | |
| ABIVAX SA- | 00370M103 | SPONSORED ADS | 28,800 | $3,206,880 | dollars as filed | |
| ACADIA HEALTHCARE COMPANY INC COM | 00404A109 | Stock | 122,600 | $2,867,613 | dollars as filed | |
| WARBY PARKER INC | 93403J106 | CL A COM | 135,000 | $2,844,450 | dollars as filed | |
| KRYSTAL BIOTECH INC COM | 501147102 | Stock | 10,625 | $2,744,650 | dollars as filed | |
| BRIDGEBIO PHARMA INC | 10806X102 | COM | 35,200 | $2,613,952 | dollars as filed | |
| HUT 8 CORP | 44812J104 | COM | 49,300 | $2,312,663 | dollars as filed | |
| HEICO CORP NEW | 422806208 | CL A | 10,575 | $2,232,277 | dollars as filed |
Amendment chain
| Filing | Role | Filed | Accepted | Ingested |
|---|---|---|---|---|
| 13F-HR 0001214659-26-006119 | this filing | 2026-05-14 | acceptance time not in the bulk data set |