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HARVARD MANAGEMENT CO INC

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13F filer, CIK 1082621, BOSTON, MA

HARVARD MANAGEMENT CO INC reported $1,128,660,792 across 14 holdings for the quarter ended 2025-03-31, in a 13F-HR filed 2025-05-09. Its ten largest share positions make up 98.43% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0000950123-25-004475

Period
2025-03-31
Reported value
$1.13B
Holdings
14
Top 10 weight
98.43%
New
3
Sold out
5

Largest buys vs the previous quarter

SecurityShares changeApprox. value
MSFTadded+366,700$138M
BKNGadded+17,800$82M
UBERnew+885,000$64.5M
RBRKnew+132,111$8.06M
MAZEnew+637,528$7.02M

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
METAreduced-804,500-$464M
TSMexited-434,790-$85.9M
AMDexited-473,199-$57.2M
LNWOreduced-382,805-$33.2M
NVDAreduced-280,800-$30.4M

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, Q1 2025

Share positions as resolved from 13F-HR 0000950123-25-004475, largest first. % of portfolio is the value over $1,128,660,792, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
METAMETA PLATFORMS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,190,381 shares; 2024Q4: 1,302,881 shares; 2025Q1: 498,381 shares 498,381$287M25.45%-804,500Timeline
BKNGBOOKING HOLDINGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 36,900 shares; 2024Q4: 19,800 shares; 2025Q1: 37,600 shares 37,600$173M15.35%+17,800Timeline
MSFTMICROSOFT CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 53,300 shares; 2025Q1: 420,000 shares 420,000$158M13.97%+366,700Timeline
GOOGLALPHABET INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,195,012 shares; 2024Q4: 686,812 shares; 2025Q1: 718,812 shares 718,812$111M9.85%+32,000Timeline
QQQINVESCO QQQ TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 267,820 shares; 2024Q4: 267,820 shares; 2025Q1: 211,820 shares 211,820$99.3M8.8%-56,000Timeline
LNWOLIGHT & WONDER, INC. COMMON STQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,441,697 shares; 2024Q4: 1,441,697 shares; 2025Q1: 1,058,892 shares 1,058,892$91.7M8.13%-382,805Timeline
UBERUBER TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 885,000 shares 885,000$64.5M5.71%newTimeline
NVDANVIDIA CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 947,831 shares; 2024Q4: 788,631 shares; 2025Q1: 507,831 shares 507,831$55M4.88%-280,800Timeline
AVGOBROADCOM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 519,500 shares; 2024Q4: 374,700 shares; 2025Q1: 321,700 shares 321,700$53.9M4.77%-53,000Timeline
PCTPURECYCLE TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 2,498,170 shares; 2024Q4: 2,498,170 shares; 2025Q1: 2,498,170 shares 2,498,170$17.3M1.53%0Timeline
RBRKRUBRIK INC.Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 132,111 shares 132,111$8.06M0.71%newTimeline
MAZEMAZE THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 637,528 shares 637,528$7.02M0.62%newTimeline
TXG10X GENOMICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 170,000 shares; 2024Q4: 170,000 shares; 2025Q1: 170,000 shares 170,000$1.48M0.13%0Timeline
PURECYCLE TECHNOLOGIES INCPURECYCLE TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 714,285 shares; 2024Q4: 714,285 shares; 2025Q1: 714,285 shares 714,285$1.11M0.1%0

Sold out in Q1 2025

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

SecurityShares beforeValue beforeType
TSMTAIWAN SEMICONDUCTOR MANUFAC434,790$85.9Mshares
AMDADVANCED MICRO DEVICES INC473,199$57.2Mshares
AAPLAPPLE INC108,700$27.2Mshares
AMZNAMAZON COM INC67,500$14.8Mshares
TSLATESLA INC20,200$8.16Mshares

How Q1 2025 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 0000950123-25-004475 base2025-05-09acceptance time not in the bulk data set