COLUMBIA FINANCIAL INC (CLBK) Institutional Ownership Changes & 13F Activity

COLUMBIA FINANCIAL INC (CLBK). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Ursa Fund Management, Llc, One Fin Capital Management Lp, Weiss Asset Management Lp, State Street Corp, and Two Sigma Investments, Lp.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
State Street CorpBuy+307,080+33.4%1,225,405$26.00MQ2 2026Sep 22, 2026
Manufacturers Life Insurance Company, TheSell-339-2.2%14,865$315.44KQ2 2026Sep 09, 2026
Citadel Advisors LlcBuy+129,340+219.5%188,267$4.00MQ2 2026Sep 02, 2026
California State Teachers Retirement SystemSell-867-3.0%27,666$587.07KQ2 2026Aug 24, 2026
Ursa Fund Management, LlcBuy+775,888+155.2%1,275,888$27.07MQ2 2026Aug 14, 2026
One Fin Capital Management LpBuy+580,000—580,000$12.31MQ2 2026Aug 14, 2026
Weiss Asset Management LpBuy+504,549—504,549$10.71MQ2 2026Aug 14, 2026
Two Sigma Investments, LpBuy+139,537+97.1%283,231$6.01MQ2 2026Aug 14, 2026
D. E. Shaw & Co., Inc.Sell-108,914-47.6%120,099$2.55MQ2 2026Aug 14, 2026
Susquehanna International Group, LlpBuy+83,445+488.9%100,514$2.13MQ2 2026Aug 14, 2026
Schonfeld Strategic Advisors LlcBuy+65,633—65,633$1.39MQ2 2026Aug 14, 2026
Tudor Investment Corp Et AlSell-48,648-43.8%62,518$1.33MQ2 2026Aug 14, 2026
Goldman Sachs Group IncSell-40,639-23.8%129,962$2.76MQ2 2026Aug 14, 2026
Invesco Ltd.Buy+37,911—37,911$804.47KQ2 2026Aug 14, 2026
Bank Of America CorpBuy+24,301+50.2%72,751$1.54MQ2 2026Aug 14, 2026
Osaic Holdings, Inc.Sell-19,366-76.5%5,934$125.92KQ2 2026Aug 14, 2026
Squarepoint Ops LlcBuy+13,498+25.3%66,777$1.42MQ2 2026Aug 14, 2026
Wells Fargo & Company/MnBuy+13,013+123.9%23,517$499.03KQ2 2026Aug 14, 2026
Drw Securities, LlcBuy+12,561—12,561$266.54KQ2 2026Aug 14, 2026
Lighthouse Investment Partners, LlcBuy+11,825—11,825$250.93KQ2 2026Aug 14, 2026
Brevan Howard Capital Management LpBuy+11,563—11,563$245.37KQ2 2026Aug 14, 2026
Rafferty Asset Management, LlcBuy+11,453+89.3%24,278$515.18KQ2 2026Aug 14, 2026
Barclays PlcBuy+8,565+70.9%20,652$438.24KQ2 2026Aug 14, 2026
Numerai Gp LlcSell-8,073-40.4%11,904$252.60KQ2 2026Aug 14, 2026
Aqr Capital Management LlcBuy+7,105+21.6%40,008$848.97KQ2 2026Aug 14, 2026
Legal & General Group PlcSell-5,962-21.0%22,427$475.90KQ2 2026Aug 14, 2026
Jane Street Group, LlcSell-3,694-4.9%71,534$1.52MQ2 2026Aug 14, 2026
Charles Schwab Investment Management IncBuy+2,429+1.1%224,429$4.76MQ2 2026Aug 14, 2026
Price T Rowe Associates IncBuy+2,149+11.5%20,757$441.00KQ2 2026Aug 14, 2026
Mirae Asset Global Etfs Holdings Ltd.Sell-691-5.3%12,252$259.99KQ2 2026Aug 14, 2026
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Frequently asked questions about CLBK activity

  • Which institutional owners are buying CLBK?

    Institutional owners buying CLBK include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in CLBK activity?

    "Buy" means an investor increased their reported position in CLBK compared to the prior reporting period. This reflects growing exposure to COLUMBIA FINANCIAL INC (CLBK) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in CLBK increasing?

    Institutional interest in CLBK can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.