FRIENDS OF THE CORNELL LAB OF ORNITHOLOGY, INC.

CIK 0002145869 · RIVERSIDE, CT · Quarter end: 2025-12-31 · Filed on: 2026-08-14 · Open the SEC source
The most recent 13F EDGAR holds under this CIK is 2025 Q4, filed 2026-08-14. Nothing has been filed since — the fund stopped filing, or it files under a different entity now. The positions below are a snapshot of that date, not a current portfolio.

FRIENDS OF THE CORNELL LAB OF ORNITHOLOGY, INC. reported 5 positions worth $104.2M as of December 31, 2025 (13F filed August 14, 2026). Largest holding: SPY (33.1%).

Portfolio Value (AUM)Total value of the fund's US stock portfolio reported to the SEC.
$104.2M
2025 Q4
Positions
5
Top-10 ConcentrationHow much of the portfolio sits in the 10 largest holdings. High = concentrated bets.
100.0%
Est. Net Flow (Q)
2025 Q4
5 positions shown
#SymbolCompanyTypeValue% Port.Shares1YYTD
1SPYSPDR S&P 500 ETF TRSH$34.5M33.09%50,584
2IWMISHARES TRSH$23.9M22.90%96,994
3BRK-ABERKSHIRE HATHAWAY INC DELSH$22.6M21.72%30
4VEAVANGUARD TAX-MANAGED FDSSH$15.9M15.29%255,134
5EEMISHARES TRSH$7.3M7.00%133,373

Read the 2026-Q2 quarterly report · 13F Filing Calendar

Frequently Asked Questions

What stocks does FRIENDS OF THE CORNELL LAB OF ORNITHOLOGY, INC. hold as of Q4 2025?

FRIENDS OF THE CORNELL LAB OF ORNITHOLOGY, INC. reported 5 positions worth $104.2M in its Q4 2025 13F filing. Largest positions: SPY (33.1%), IWM (22.9%), BRK-A (21.7%), VEA (15.3%) and EEM (7.0%).

What did FRIENDS OF THE CORNELL LAB OF ORNITHOLOGY, INC. buy in Q4 2025?

No previous quarter is available yet; the comparison appears with the next filing.

What did FRIENDS OF THE CORNELL LAB OF ORNITHOLOGY, INC. sell in Q4 2025?

No previous quarter is available yet.

13F data shows quarter-end positions, is delayed by up to 45 days and covers only long positions in US-listed securities; short positions, most derivatives and non-US assets are not reported.