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HARVARD MANAGEMENT CO INC

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13F filer, CIK 1082621, BOSTON, MA

HARVARD MANAGEMENT CO INC reported $4,263,102,872 across 19 holdings for the quarter ended 2026-06-30, in a 13F-HR filed 2026-08-14. Its ten largest share positions make up 91.49% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001193125-26-352412

Period
2026-06-30
Reported value
$4.26B
Holdings
19
Top 10 weight
91.49%
New
6
Sold out
4

Largest buys vs the previous quarter

SecurityShares changeApprox. value
SPCXnew+12,935,100$2.21B
CBRSnew+1,081,283$239M
IAUnew+1,980,085$150M
NFLXnew+1,104,000$78.8M
BKNGadded+379,672$67.7M

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
UNPexited-634,376-$154M
GLDreduced-405,588-$149M
GOOGLreduced-154,800-$55.3M
AVGOreduced-135,570-$51.2M
MSFTreduced-120,800-$45.1M

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.

Holdings, Q2 2026

Share positions as resolved from 13F-HR 0001193125-26-352412, largest first. % of portfolio is the value over $4,263,102,872, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
SPCXSPACE EXPLORATION TECHN CORPQuarterly 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: not reported; 2026Q2: 12,935,100 shares 12,935,100$2.21B51.84%newTimeline
TSMTAIWAN SEMICONDUCTOR MANUFACQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 488,790 shares; 2024Q4: 434,790 shares; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 211,790 shares; 2025Q4: 306,796 shares; 2026Q1: 686,796 shares; 2026Q2: 732,022 shares 732,022$350M8.2%+45,226Timeline
CBRSCEREBRAS SYSTEMS INCQuarterly 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: not reported; 2026Q2: 1,081,283 shares 1,081,283$239M5.61%newTimeline
AMZNAMAZON COM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: 67,500 shares; 2025Q1: not reported; 2025Q2: 1,071,100 shares; 2025Q3: 1,071,100 shares; 2025Q4: 679,845 shares; 2026Q1: 717,539 shares; 2026Q2: 982,839 shares 982,839$234M5.49%+265,300Timeline
GOOGLALPHABET INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 1,195,012 shares; 2024Q4: 686,812 shares; 2025Q1: 718,812 shares; 2025Q2: 646,200 shares; 2025Q3: 646,200 shares; 2025Q4: 807,900 shares; 2026Q1: 616,960 shares; 2026Q2: 462,160 shares 462,160$165M3.87%-154,800Timeline
NVDANVIDIA CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 947,831 shares; 2024Q4: 788,631 shares; 2025Q1: 507,831 shares; 2025Q2: 660,831 shares; 2025Q3: 583,931 shares; 2025Q4: 410,291 shares; 2026Q1: 743,791 shares; 2026Q2: 787,721 shares 787,721$158M3.7%+43,930Timeline
IAUISHARES GOLD TRQuarterly 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: not reported; 2026Q2: 1,980,085 shares 1,980,085$150M3.51%newTimeline
MSFTMICROSOFT CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: 53,300 shares; 2025Q1: 420,000 shares; 2025Q2: 623,300 shares; 2025Q3: 623,300 shares; 2025Q4: 489,678 shares; 2026Q1: 513,065 shares; 2026Q2: 392,265 shares 392,265$146M3.43%-120,800Timeline
AVGOBROADCOM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 519,500 shares; 2024Q4: 374,700 shares; 2025Q1: 321,700 shares; 2025Q2: 192,700 shares; 2025Q3: 99,900 shares; 2025Q4: 321,766 shares; 2026Q1: 473,916 shares; 2026Q2: 338,346 shares 338,346$128M3%-135,570Timeline
METAMETA PLATFORMS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 1,190,381 shares; 2024Q4: 1,302,881 shares; 2025Q1: 498,381 shares; 2025Q2: 163,260 shares; 2025Q3: 163,260 shares; 2025Q4: 181,765 shares; 2026Q1: 194,554 shares; 2026Q2: 214,504 shares 214,504$121M2.83%+19,950Timeline
IBITISHARES BITCOIN TRUST ETFQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 1,906,000 shares; 2025Q3: 6,813,612 shares; 2025Q4: 5,353,612 shares; 2026Q1: 3,044,612 shares; 2026Q2: 3,044,612 shares 3,044,612$101M2.38%0Timeline
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: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 1,104,000 shares 1,104,000$78.8M1.85%newTimeline
BKNGBOOKING HOLDINGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 36,900 shares; 2024Q4: 19,800 shares; 2025Q1: 37,600 shares; 2025Q2: 31,499 shares; 2025Q3: 31,499 shares; 2025Q4: 33,658 shares; 2026Q1: 34,928 shares; 2026Q2: 414,600 shares 414,600$73.9M1.73%+379,672Timeline
FRVOFERVO ENERGY COQuarterly 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: not reported; 2026Q2: 1,255,365 shares 1,255,365$36.7M0.86%newTimeline
LITELUMENTUM HLDGS INCQuarterly 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: not reported; 2026Q2: 27,243 shares 27,243$23.4M0.55%newTimeline
GLDSPDR GOLD TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 333,000 shares; 2025Q3: 661,391 shares; 2025Q4: 626,450 shares; 2026Q1: 464,450 shares; 2026Q2: 58,862 shares 58,862$21.7M0.51%-405,588Timeline
GENBGENERATE BIOMEDICINES INCQuarterly 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: 1,111,100 shares; 2026Q2: 1,111,100 shares 1,111,100$18.7M0.44%0Timeline
TXG10X GENOMICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 170,000 shares; 2024Q4: 170,000 shares; 2025Q1: 170,000 shares; 2025Q2: 170,000 shares; 2025Q3: 170,000 shares; 2025Q4: 170,000 shares; 2026Q1: 170,000 shares; 2026Q2: 170,000 shares 170,000$6.52M0.15%0Timeline
PURECYCLE TECHNOLOGIES INCPURECYCLE TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 714,285 shares; 2024Q4: 714,285 shares; 2025Q1: 714,285 shares; 2025Q2: 714,285 shares; 2025Q3: not reported; 2025Q4: 714,285 shares; 2026Q1: 714,285 shares; 2026Q2: 714,285 shares 714,285$1.86M0.04%0

Sold out in Q2 2026

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

SecurityShares beforeValue beforeType
UNPUNION PAC CORP634,376$154Mshares
ZZILLOW GROUP INC562,045$23.3Mshares
ZGZILLOW GROUP INC284,800$11.8Mshares
FLUTFLUTTER ENTMT PLC80,341$8.19Mshares

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 0001193125-26-352412 base2026-08-14acceptance time not in the bulk data set