Harvard Management Co. Inc. In its 13F for Q3 2024 (holdings as of September 30, 2024, filed November 14, 2024), Harvard Management Co. Inc. reported 14 stock positions worth $1.7 billion . Its top holding was Meta Platforms Class A (META) at 39.2% of the portfolio, followed by Alphabet Class A (GOOGL, 11.4% ) and Booking (BKNG, 8.9% ). Compared with Q2 2024, it opened 3 new positions, sold out of 3, added to 4 and reduced 4. The biggest buy was Meta Platforms Class A (META, shares +57% ) and the biggest sale Invesco QQQ Trust Series 1 (QQQ, shares −61% ).
Location BOSTON, MA
CIK 0001082621
Portfolio Value $1.7B (Q3 2024) Holdings 14 stocks · $1.7B Holdings quarter Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024 Q1 2024
Stock % Of Portfolio ▼ Shares Held Total Value Change vs Q2 2024 META Meta Platforms Inc. Class A 1,190,381 $681.4M Add +57.0% GOOGL Alphabet Inc. Class A 1,195,012 $198.2M Reduce -24.5% BKNG Booking Holdings Inc. 36,900 $155.4M New LNWO Light & Wonder Inc. 1,441,697 $130.8M No change QQQ Invesco QQQ Trust Series 1 267,820 $130.7M Reduce -61.0% NVDA Nvidia Corp. 947,831 $115.1M Add +37.9% AMD Advanced Micro Devices 567,199 $93.1M Reduce -12.2% AVGO Broadcom Inc. 519,500 $89.6M Add +76.1% TSM Taiwan Semiconductor-SP ADR 488,790 $84.9M Reduce -11.3% PCT Purecycle Technologies Inc. 2,498,170 $23.7M Add +249.7% IOT Samsara Inc. Class A 440,082 $21.2M New QTTB Q32 Bio Inc. 162,965 $7.3M No change TXG 10X Genomics Inc. Class A 170,000 $3.8M No change SNOW Snowflake Inc. 17,973 $2.0M New
Other holdings (1): bonds, preferreds, convertibles and warrants · $2.0M (not counted above) Security Class Shares / Principal Value Change PCTTW Purecycle Techno-CW26 *W EXP 03/17/202 714,285 $2.0M Reduce -71.4%
Total filed on the 13F, all lines: $1.7B.
Portfolio Sells Q2 2024 → Q3 2024 Portfolio Sells quarter Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024 Q1 2024
Stock Change vs Q2 2024 % Of Portfolio Change To Portfolio ▲ QQQ Invesco QQQ Trust Series 1 Reduce -61.0% 7.52% −12.44 GOOGL Alphabet Inc. Class A Reduce -24.5% 11.41% −6.10 ASML ASML Holding NV-NY Reg SHS Sold out 0.00% −5.81 DVA Davita Inc. Sold out 0.00% −3.35 AMD Advanced Micro Devices Reduce -12.2% 5.36% −1.01 TSM Taiwan Semiconductor-SP ADR Reduce -11.3% 4.89% −0.93 RKLB Rocket Lab USA Inc. Sold out 0.00% −0.29
Portfolio Buys Q2 2024 → Q3 2024 Portfolio Buys quarter Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024 Q1 2024
Stock Change vs Q2 2024 % Of Portfolio Change To Portfolio ▼ META Meta Platforms Inc. Class A Add +57.0% 39.22% +15.99 BKNG Booking Holdings Inc. New 8.95% +8.95 AVGO Broadcom Inc. Add +76.1% 5.16% +2.28 NVDA Nvidia Corp. Add +37.9% 6.63% +1.47 PCT Purecycle Technologies Inc. Add +249.7% 1.37% +1.31 IOT Samsara Inc. Class A New 1.22% +1.22 SNOW Snowflake Inc. New 0.12% +0.12
Notes & Other Activity Q2 2024 → Q3 2024 Security Class Change vs Q2 2024 Shares / Principal Value ▼ PCTTW Purecycle Techno-CW26 *W EXP 03/17/202 Reduce -71.4% 714,285 $2.0M
Bonds, preferreds, convertibles and warrants; not part of the stock holdings or percentages above.
All Filings Quarter Positions 13F Reported Value Top Holdings Q2 2026 18 $4.3B SPCX, TSM, CBRS, AMZN, GOOGL Q1 2026 16 $1.8B TSM, GLD, MSFT, GOOGL, UNP Q4 2025 18 $2.1B IBIT, GOOGL, GLD, MSFT, BKNG Q3 2025 18 $2.1B IBIT, MSFT, AMZN, GLD, BKNG Q2 2025 13 $1.4B MSFT, AMZN, BKNG, META, IBIT Q1 2025 13 $1.1B META, BKNG, MSFT, GOOGL, QQQ Q4 2024 15 $1.7B META, QQQ, GOOGL, LNWO, NVDA Q3 2024 14 $1.7B META, GOOGL, BKNG, LNWO, QQQ Q2 2024 14 $1.6B META, QQQ, GOOGL, LNWO, AMD Q1 2024 11 $1.6B GOOGL, META, QQQ, LNWO, NVDA