Columbia Financial
CLBK
125 hedge funds and large institutions have $233M invested in Columbia Financial in 2026 Q1 according to their latest regulatory filings, with 19 funds opening new positions, 34 increasing their positions, 41 reducing their positions, and 19 closing their positions.
15% more capital invested
Capital invested by funds: $203M → $233M (+$30.4M)
0.28% more ownership
Funds ownership: 12.51% → 12.79% (+0.28%)
0% more first-time investments, than exits
New positions opened: 19 | Existing positions closed: 19
2% less funds holding
Funds holding: 127 → 125 (-2)
17% less repeat investments, than reductions
Existing positions increased: 34 | Existing positions reduced: 41
96% less call options, than puts
Call options by funds: $35K | Put options by funds: $928K
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
UFM
Ursa Fund Management
Danville,
California
|
+$8.6M |
| 2 |
MP
Mangrove Partners
Greenwich,
Connecticut
|
+$1.73M |
| 3 |
Tudor Investment Corp
Stamford,
Connecticut
|
+$1.46M |
| 4 |
Renaissance Technologies
New York
|
+$1.24M |
| 5 |
Morgan Stanley
New York
|
+$1.24M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Marshall Wace
London,
United Kingdom
|
-$1.38M |
| 2 |
BlackRock
New York
|
-$1.11M |
| 3 |
Citadel Advisors
Miami,
Florida
|
-$1.1M |
| 4 |
Arrowstreet Capital
Boston,
Massachusetts
|
-$1.03M |
| 5 |
Los Angeles Capital Management
Los Angeles,
California
|
-$910K |
CLBK Hedge Fund Activity: Q1 2026 in Review
125 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Columbia Financial (CLBK) for Q1 2026, worth a combined $233M — up 15% from $203M a quarter earlier.
Fund positioning in CLBK was balanced in Q1 2026: 19 funds opened new positions, 19 closed out, 34 added to existing stakes and 41 trimmed.
The largest buyer was Ursa Fund Management, opening a new position worth an estimated $8.6M. The largest seller was Marshall Wace, exiting entirely with an estimated $1.38M sold.
- 125 institutional investors held Columbia Financial (CLBK) as of Q1 2026, down from 127 in Q4 2025.
- Funds reported $233M of Columbia Financial stock for Q1 2026, up 15% quarter-over-quarter.
- 19 funds opened new Columbia Financial positions in Q1 2026 and 19 closed out, a net change of 0 holders.
- The largest Columbia Financial buyer in Q1 2026 was Ursa Fund Management, an estimated $8.6M added.
- The largest Columbia Financial seller in Q1 2026 was Marshall Wace, an estimated $1.38M sold.
Based on aggregated 13F filings for Q1 2026.