Ken Griffin’s Greene County Bancorp GCBC Stock Holding History

Ken Griffin’s Portfolio GCBC Stock Details GCBC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$256K	Sell	11,434 -12,987	-53%	-$295K	﹤0.01%	10848
2025 Q4	$543K	Sell	24,421 -4,004	-14%	-$90.9K	﹤0.01%	8832
2025 Q3	$642K	Sell	28,425 -50,271	-64%	-$1.21M	﹤0.01%	8527
2025 Q2	$1.75M	Sell	78,696 -7,038	-8%	-$156K	﹤0.01%	5962
2025 Q1	$2.07M	Buy	85,734 +55,902	+187%	+$1.45M	﹤0.01%	5476
2024 Q4	$827K	Buy	29,832 +6,499	+28%	+$197K	﹤0.01%	7444
2024 Q3	$721K	Buy	+23,333	New	+$749K	﹤0.01%	7487
2024 Q1	–	Sell	-18,569	Closed	-$524K	–	14870
2023 Q4	$524K	Buy	18,569 +5,588	+43%	+$140K	﹤0.01%	7995
2023 Q3	$312K	Buy	+12,981	New	+$391K	﹤0.01%	9086
2022 Q2	–	Sell	-16,640	Closed	-$372K	–	13300
2022 Q1	$372K	Buy	+16,640	New	+$338K	﹤0.01%	10091

Other funds holding GCBC

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

NewEdge Advisors New Orleans, Louisiana $33.6B AUM 31.03% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Covalent Partners Concord, Massachusetts $17.6M AUM 2.91% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

AOCA

Angel Oak Capital Advisors Atlanta, Georgia $79.3M AUM 7.42% 1-Year Est. Return

VFT

Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM

Ken Griffin's GCBC Position: Q1 2026 in Review

Ken Griffin reduced its Greene County Bancorp (GCBC) stake by 53% in Q1 2026, selling an estimated $295K and leaving 11,434 shares worth $256K. The position accounts for ﹤0.01% of the portfolio, ranked #10848.

Ken Griffin first reported a position in GCBC in Q1 2022 and has held it in 10 quarters since. The position peaked at $2.07M in Q1 2025. 76 funds tracked by Wall St. Rank hold GCBC as of Q1 2026.

Ken Griffin held 11,434 shares of Greene County Bancorp worth $256K as of Q1 2026.
Ken Griffin sold 12,987 Greene County Bancorp shares in Q1 2026, an estimated $295K.
Greene County Bancorp made up ﹤0.01% of Ken Griffin's portfolio in Q1 2026, its #10848 holding.
Ken Griffin first reported a position in Greene County Bancorp in Q1 2022 and has held it in 10 quarters since.
Ken Griffin's Greene County Bancorp position peaked at $2.07M in Q1 2025.
76 funds tracked by Wall St. Rank held Greene County Bancorp as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.