AI Portfolio Summary
In 2025 Q4, HARVARD MANAGEMENT CO INC maintained a portfolio of 22 distinct positions. The most significant new addition to the portfolio was UNION PAC CORP, which now represents 6.80% of the total fund value. They heavily accumulated shares in ALPHABET INC, increasing their position by 25.0%. Conversely, HARVARD MANAGEMENT CO INC completely exited their position in LIGHT & WONDER INC.
Total Positions
22
Quarter
2025 Q4
Top Holding
IBIT (12.8%)
Top 10 Concentration
86.9%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
1-22 of 22
| Stock | History | Sector / Type | Port % | Prev % | Rank / Prev | Conviction | Change | % Change | Influence | Shares | Mkt Value | Avg Cost | Price Held | 1st Owned | Source | Source Date | Date Reported |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
IBIT
ISHARES BITCOIN...
|
Bond/Debt | 12.78% | 21.04% |
#1
Prev: #1
|
5.2 | -1,460,000 | -21.4% |
P
S
|
5,353,612 | $265,806,836 | 2025 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
GOOGL
ALPHABET INC
|
Communication Services | 12.16% | 7.46% |
#2
4
Prev: #6
|
6.9 | 161,700 | 25.0% |
P
S
|
807,900 | $252,872,700 | 2018 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
GLD
SPDR GOLD TR
|
ETF | 11.94% | 11.17% |
#3
1
Prev: #4
|
4.8 | -34,941 | -5.3% |
P
S
|
626,450 | $248,268,400 | 2009 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
MSFT
MICROSOFT CORP
|
Technology | 11.39% | 15.34% |
#4
2
Prev: #2
|
4.6 | -133,622 | -21.4% |
P
S
|
489,678 | $236,818,074 | 1999 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
BKNG
BOOKING HOLDING...
|
Consumer Cyclical | 8.67% | 8.08% |
#5
Prev: #5
|
5.5 | 2,159 | 6.9% |
P
S
|
33,658 | $180,249,697 | 2019 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AMZN
AMAZON COM INC
|
Consumer Cyclical | 7.55% | 11.17% |
#6
3
Prev: #3
|
3.1 | -391,255 | -36.5% |
P
S
|
679,845 | $156,921,823 | 2005 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
UNP
UNION PAC CORP
|
Industrials | 6.80% | — |
#7
Prev: #—
|
4.7 | 611,233 | no change |
NEW
|
611,233 | $141,390,418 | 1999 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
META
META PLATFORMS ...
|
Communication Services | 5.77% | 5.70% |
#8
1
Prev: #7
|
4.3 | 18,505 | 11.3% |
P
S
|
181,765 | $119,981,259 | 2013 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
AVGO
BROADCOM INC
|
Technology | 5.36% | 1.57% |
#9
3
Prev: #12
|
4.4 | 221,866 | 222.1% |
P
S
|
321,766 | $111,363,213 | 2024 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
TSM
TAIWAN SEMICOND...
|
Technology | 4.48% | 2.81% |
#10
Prev: #10
|
3.9 | 95,006 | 44.9% |
P
S
|
306,796 | $93,232,236 | 2001 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ETHA
ISHARES ETHEREU...
|
ETF | 4.18% | — |
#11
Prev: #—
|
3.7 | 3,870,900 | no change |
NEW
|
3,870,900 | $86,824,287 | 2025 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
NVDA
NVIDIA CORPORAT...
|
Technology | 3.68% | 5.18% |
#12
4
Prev: #8
|
1.6 | -173,640 | -29.7% |
P
S
|
410,291 | $76,519,272 | 2000 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
Z
ZILLOW GROUP IN...
|
Communication Services | 2.17% | 2.42% |
#13
2
Prev: #11
|
0.9 | no change | no change |
P
S
|
662,045 | $45,164,710 | 2025 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
FLUT
FLUTTER ENTMT P...
|
Consumer Cyclical | 1.19% | 1.39% |
#14
1
Prev: #13
|
0.5 | no change | no change |
P
S
|
115,481 | $24,833,034 | 2025 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
ZG
ZILLOW GROUP IN...
|
Communication Services | 0.99% | 1.06% |
#15
1
Prev: #14
|
0.4 | no change | no change |
P
S
|
301,122 | $20,545,554 | 2025 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
N/A
KLARNA GROUP PL...
|
—
|
Unknown | 0.64% | 0.80% |
#16
1
Prev: #15
|
0.3 | no change | no change |
P
S
|
459,163 | $13,274,402 | — | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
TXG
10X GENOMICS IN...
|
Healthcare | 0.13% | 0.09% |
#17
1
Prev: #18
|
0.1 | no change | no change |
P
S
|
170,000 | $2,772,700 | 2021 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
FIG
FIGMA INC
|
Technology | 0.09% | — |
#18
Prev: #—
|
2.0 | 50,454 | no change |
NEW
|
50,454 | $1,885,466 | 2025 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
PCTTW
PURECYCLE TECHN...
|
Unknown | 0.03% | — |
#19
Prev: #—
|
2.0 | 714,285 | no change |
NEW
|
714,285 | $549,999 | 2022 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
LNW
LIGHT & WONDER ...
|
Consumer Cyclical | 0.00% | 4.49% |
Sold All 😨
(Was: #9) |
0.3 | -1,125,210 | -100.0% |
CLOSED
|
— | $— | 2006 Q2 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
PCT
PURECYCLE TECHN...
|
Industrials | 0.00% | 0.11% |
Sold All 😨
(Was: #16) |
0.3 | -714,285 | -100.0% |
CLOSED
|
— | $— | 2021 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | |||
|
MAZE
MAZE THERAPEUTI...
|
Healthcare | 0.00% | 0.11% |
Sold All 😨
(Was: #17) |
0.3 | -92,396 | -100.0% |
CLOSED
|
— | $— | 2025 Q1 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) |
Showing 1-22 of 22 holdings