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Super Investors FRIENDS OF THE CORNELL LAB OF ORNITHOLOGY, INC.
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FRIENDS OF THE CORNELL LAB OF ORNITHOLOGY, INC.

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$124M
Positions
5
Quarter ended
June 30, 2026
Filed
August 14, 2026

Reported portfolio value by quarter (3 quarters reported)

$124M $104M
Q4 25 Q1 26 Q2 26

$104M in Q4 2025 → $124M now. Hover for any quarter.

Holdings

As reported for the quarter ended June 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
SS State Str SPDR S&P 500 ETF T 32.9% Added 3.2% 54,482 $40.7M
IT Ishares Tr 25.4% Added 3.5% 104,532 $31.4M
BH Berkshire Hathaway Inc Del 18.2% Unchanged 30 $22.5M
VT Vanguard Tax-managed Fds 15.8% Added 2.6% 273,651 $19.5M
IT Ishares Tr 7.8% Added 2.2% 141,872 $9.71M

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 2 quarters.

Q2 2026

quarter ended June 30, 2026 · filed August 14, 2026

Company Action Shares changed Value of change % of portfolio
SS State Str SPDR S&P 500 ETF T Added +1,700 +$1.27M 32.9%
IT Ishares Tr Added +3,500 +$1.05M 25.4%
VT Vanguard Tax-managed Fds Added +7,000 +$499K 15.8%
IT Ishares Tr Added +3,000 +$205K 7.8%

Q1 2026

quarter ended March 31, 2026 · filed August 14, 2026

Company Action Shares changed Value of change % of portfolio
SS State Str SPDR S&P 500 ETF T Added +2,198 +$1.43M 32.4%
IT Ishares Tr Added +4,038 +$1M 23.7%
VT Vanguard Tax-managed Fds Added +11,517 +$738K 16.1%
IT Ishares Tr Added +5,499 +$312K 7.4%

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