Stocks/Funds/CIK 1082621

HARVARD MANAGEMENT CO INC

long-term holderconcentrated
Quarterly 13F filings · Latest period 2026-03-31 · CIK 1082621
Assets
$1.82B
+60.9% YoY
Holdings
17
Lifetime alpha vs market
+0.05% annual
Average hold time
3.1 yr
median 2.5 yr

Quarterly history

Cum return +52% vs S&P +52% · α +0% lifetimeAUM $1.8B · peak $2.1BFlow $235M (+11%)2016-062017-122019-062020-122022-062023-122025-062026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
+3.37%
adds when stocks drop
when a holding falls −10%+
Middle response
+3.02%
steady accumulation
Rally response
+4.29%
adds into rallies
when a holding rises +10%+

Top positions · 17

Ticker$ value% portYoYHold time
TSMTaiwan Semiconductor Man$232M12.8%+105.6%4.0 yr
GLDSPDR Gold Shares$200M11.0%7.0 yr
MSFTMicrosoft Corporation$190M10.5%-0.6%3.0 yr
GOOGLAlphabet Inc.$177M9.8%7.3 yr
UNPUnion Pacific Corporatio$154M8.5%+5.1%0.5 yr
AMZNAmazon.com, Inc.$149M8.2%+9.5%1.3 yr
BKNGBooking Holdings Inc.$147M8.1%-96.3%2.5 yr
AVGOBroadcom Inc.$147M8.1%+86.0%2.0 yr
NVDANVIDIA Corporation$130M7.1%+60.9%4.5 yr
IBITiShares Bitcoin Trust ET$117M6.4%1.0 yr
METAMeta Platforms, Inc.$111M6.1%-0.4%8.0 yr
ZZillow Group, Inc. Class$23M1.3%-39.6%0.8 yr
GENBGenerate Biomedicines, I$14M0.8%0.3 yr
ZGZillow Group, Inc. Class$12M0.6%-38.1%0.8 yr
$8M0.5%0.8 yr

Portfolio composition (YoY)

Industry mix
Semiconductors28.0%+18.4pp$509M
Asset Management18.2%+9.4pp$331M
Internet Content & Information17.8%-17.5pp$324M
Software - Infrastructure10.5%-4.2pp$190M
Railroads8.5%$154M
Specialty Retail8.2%$149M
Travel Services8.1%-7.2pp$147M
Unknown0.5%$8M
Medical - Healthcare Information Services0.2%+0.1pp$4M
Industrial - Pollution & Treatment Controls0.0%-1.6pp$1M
Country
US86.8%-13.2pp
TW12.8%
Unknown0.5%
Top 5: 52.5% · Top 10: 90.5% · Top 25: 100.0%

Winners

TickerPrev $PnLYoY %
AVGO$54M+0.05B86.0%
NVDA$55M+0.03B60.9%
TXG$1M+0.00B143.2%
MSFT$158M-0.00B-0.6%
META$287M-0.00B-0.4%

Losers

TickerPrev $PnLYoY %
BKNG$173M-0.17B-96.3%
META$287M-0.00B-0.4%
MSFT$158M-0.00B-0.6%

Top buys this quarter · 9

TSM Taiwan Semiconductor Manufactu+$128M
NVDA NVIDIA Corporation+$58M
AVGO Broadcom Inc.+$47M
GENB Generate Biomedicines, Inc.new+$14M
MSFT Microsoft Corporation+$190M
AMZN Amazon.com, Inc.+$149M
META Meta Platforms, Inc.+$111M
UNP Union Pacific Corporation+$6M
BKNG Booking Holdings Inc.+$147M

Top sells this quarter · 9

Z Zillow Group, Inc. Class C$4M
FIG Figma, Inc.exit$1M
ZG Zillow Group, Inc. Class A$1M
GOOGL Alphabet Inc.$0M
IBIT iShares Bitcoin Trust ETF$0M
GLD SPDR Gold Shares$0M
$0M
ETHA iShares Ethereum Trust ETFexit$0M
exit$0M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$1.82B17+4.71%+17.59%-12.88%+0.24B
2025-12-31$2.08B19+28.29%+17.72%+10.57%+0.02B
2025-09-30$2.10B18+38.39%+17.52%+20.87%+0.57B
2025-06-30$1.44B14+38.84%+14.94%+23.89%-0.05B
2025-03-31$1.13B14+9.70%+8.30%+1.40%-0.45B
2024-12-31$1.69B16+58.89%+24.89%+34.00%-0.15B
2024-09-30$1.74B15+72.54%+36.04%+36.51%-0.04B
2024-06-30$1.66B15+62.85%+24.49%+38.36%+0.01B
2024-03-31$1.59B12+92.26%+29.62%+62.64%-0.01B
2023-12-31$1.19B14+72.88%+26.18%+46.70%+0.17B
2023-09-30$886M22+40.82%+21.57%+19.25%-0.14B
2023-06-30$1.02B33+26.48%+19.42%+7.06%-0.15B
2023-03-31$952M48-30.97%-7.82%-23.15%-0.00B
2022-12-31$788M44-6.49%+7.56%-14.05%+0.04B
2022-09-30$804M47-9.25%-4.93%-4.32%+0.02B
2022-06-30$864M45-32.92%-16.11%-16.81%+0.20B