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Howard Hughes Medical Institute

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13F filer, CIK 810386, Chevy Chase, MD

Howard Hughes Medical Institute reported $445,360,854 across 30 holdings for the quarter ended 2026-06-30, in a 13F-HR filed 2026-08-14. Its ten largest share positions make up 79.12% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001193125-26-350254

Period
2026-06-30
Reported value
$445M
Holdings
30
Top 10 weight
79.12%
New
0
Sold out
1

Largest buys vs the previous quarter

SecurityShares changeApprox. value
KLACadded+16,425$4.96M
BKNGadded+10,656$1.9M

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
SPYexited-88,185-$57.4M

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, Q2 2026

Share positions as resolved from 13F-HR 0001193125-26-350254, largest first. % of portfolio is the value over $445,360,854, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
NVDANVIDIA CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 5,285 shares; 2025Q3: 5,240 shares; 2025Q4: 5,221 shares; 2026Q1: 322,105 shares; 2026Q2: 322,105 shares 322,105$64.4M14.47%0Timeline
AAPLAPPLE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 3,232 shares; 2025Q3: 3,188 shares; 2025Q4: 3,184 shares; 2026Q1: 198,755 shares; 2026Q2: 198,755 shares 198,755$57.5M12.91%0Timeline
GOOGLALPHABET INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 1,260 shares; 2025Q3: 1,250 shares; 2025Q4: 1,250 shares; 2026Q1: 143,665 shares; 2026Q2: 143,665 shares 143,665$51.3M11.53%0Timeline
MSFTMICROSOFT CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 1,611 shares; 2025Q3: 1,597 shares; 2025Q4: 1,600 shares; 2026Q1: 102,314 shares; 2026Q2: 102,314 shares 102,314$38.2M8.57%0Timeline
TSMTAIWAN SEMICONDUCTOR MANUFACQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 66,773 shares; 2026Q2: 66,773 shares 66,773$31.9M7.16%0Timeline
AMZNAMAZON COM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 2,039 shares; 2025Q3: 2,084 shares; 2025Q4: 2,093 shares; 2026Q1: 132,871 shares; 2026Q2: 132,871 shares 132,871$31.7M7.11%0Timeline
AVGOBROADCOM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 1,011 shares; 2025Q3: 1,011 shares; 2025Q4: 1,016 shares; 2026Q1: 65,028 shares; 2026Q2: 65,028 shares 65,028$24.6M5.52%0Timeline
MUMICRON TECHNOLOGY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 240 shares; 2025Q3: 240 shares; 2025Q4: 241 shares; 2026Q1: 15,704 shares; 2026Q2: 15,704 shares 15,704$18.1M4.07%0Timeline
METAMETA PLATFORMS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 473 shares; 2025Q3: 466 shares; 2025Q4: 469 shares; 2026Q1: 30,787 shares; 2026Q2: 30,787 shares 30,787$17.3M3.89%0Timeline
TSLATESLA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 601 shares; 2025Q3: 602 shares; 2025Q4: 603 shares; 2026Q1: 41,177 shares; 2026Q2: 41,177 shares 41,177$17.3M3.89%0Timeline
AMDADVANCED MICRO DEVICES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 350 shares; 2025Q3: 349 shares; 2025Q4: 350 shares; 2026Q1: 22,624 shares; 2026Q2: 22,624 shares 22,624$13.1M2.95%0Timeline
ASMLASML HLDG NVQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 5,405 shares; 2026Q2: 5,405 shares 5,405$10.8M2.41%0Timeline
INTCINTEL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 934 shares; 2025Q3: 939 shares; 2025Q4: 965 shares; 2026Q1: 57,142 shares; 2026Q2: 57,142 shares 57,142$7.98M1.79%0Timeline
AMATAPPLIED MATLS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 175 shares; 2025Q3: 173 shares; 2025Q4: 172 shares; 2026Q1: 10,984 shares; 2026Q2: 10,984 shares 10,984$7.94M1.78%0Timeline
LRCXLAM RESEARCH CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 277 shares; 2025Q3: 272 shares; 2025Q4: 270 shares; 2026Q1: 17,396 shares; 2026Q2: 17,396 shares 17,396$7.54M1.69%0Timeline
CSCOCISCO SYS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 860 shares; 2025Q3: 851 shares; 2025Q4: 850 shares; 2026Q1: 50,326 shares; 2026Q2: 50,326 shares 50,326$5.91M1.33%0Timeline
KLACKLA CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 28 shares; 2025Q3: 28 shares; 2025Q4: 28 shares; 2026Q1: 1,825 shares; 2026Q2: 18,250 shares 18,250$5.51M1.24%+16,425Timeline
NFLXNETFLIX INC.Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 92 shares; 2025Q3: 92 shares; 2025Q4: 913 shares; 2026Q1: 58,670 shares; 2026Q2: 58,670 shares 58,670$4.19M0.94%0Timeline
TXNTEXAS INSTRS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 196 shares; 2025Q3: 196 shares; 2025Q4: 196 shares; 2026Q1: 12,645 shares; 2026Q2: 12,645 shares 12,645$3.77M0.85%0Timeline
IBMINTERNATIONAL BUSINESS MACHSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 199 shares; 2025Q3: 200 shares; 2025Q4: 201 shares; 2026Q1: 13,023 shares; 2026Q2: 13,023 shares 13,023$3.66M0.82%0Timeline
PLTRPALANTIR TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 441 shares; 2025Q3: 488 shares; 2025Q4: 490 shares; 2026Q1: 30,757 shares; 2026Q2: 30,757 shares 30,757$3.59M0.81%0Timeline
ORCLORACLE CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 350 shares; 2025Q3: 355 shares; 2025Q4: 360 shares; 2026Q1: 23,851 shares; 2026Q2: 23,851 shares 23,851$3.5M0.78%0Timeline
QCOMQUALCOMM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 239 shares; 2025Q3: 232 shares; 2025Q4: 232 shares; 2026Q1: 14,838 shares; 2026Q2: 14,838 shares 14,838$2.74M0.62%0Timeline
DISDISNEY WALT COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 390 shares; 2025Q3: 387 shares; 2025Q4: 385 shares; 2026Q1: 24,660 shares; 2026Q2: 24,660 shares 24,660$2.37M0.53%0Timeline
SAPSAP SEQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 14,868 shares; 2026Q2: 14,868 shares 14,868$2.29M0.51%0Timeline
UBERUBER TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 451 shares; 2025Q3: 448 shares; 2025Q4: 447 shares; 2026Q1: 28,895 shares; 2026Q2: 28,895 shares 28,895$2.09M0.47%0Timeline
BKNGBOOKING HOLDINGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 7 shares; 2025Q3: 7 shares; 2025Q4: 7 shares; 2026Q1: 444 shares; 2026Q2: 11,100 shares 11,100$1.98M0.44%+10,656Timeline
CRMSALESFORCE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 206 shares; 2025Q3: 206 shares; 2025Q4: 205 shares; 2026Q1: 12,612 shares; 2026Q2: 12,612 shares 12,612$1.98M0.44%0Timeline
ACNACCENTURE PLC IRELANDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 135 shares; 2025Q3: 134 shares; 2025Q4: 134 shares; 2026Q1: 8,607 shares; 2026Q2: 8,607 shares 8,607$1.07M0.24%0Timeline
INTUINTUITQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 60 shares; 2025Q3: 60 shares; 2025Q4: 60 shares; 2026Q1: 3,794 shares; 2026Q2: 3,794 shares 3,794$990K0.22%0Timeline

Sold out in Q2 2026

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

SecurityShares beforeValue beforeType
SPYSTATE STR SPDR S&P 500 ETF T88,185$57.4Mshares

How Q2 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 0001193125-26-350254 base2026-08-14acceptance time not in the bulk data set