CLST
Catalyst Bancorp, Inc.
$16.28
-0.28 (-1.69%)
At close · Jul 2
Market Cap
$65.96M
Shares
4,051,896
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Holders: 20
Total Value: $13,064,523
Total Shares: 788,921
Institutional Ownership Trend
18 quarters
Holder Concentration
Across 20 13F filers · Δ vs Dec 31, 2025Top Holder
35.8%
+13.3 pts
Top 5
77.5%
−8.3 pts
Top 10
92.5%
−4.5 pts
HHI
2,069
Moderately concentrated+378
Quarterly Activity
vs Dec 31, 2025
New
4
Increased
4
Decreased
2
Sold Out
3
Unchanged
10
Holder count:
+1
Institutional value:
-28.0%
Shares held:
-31.6%
Top Buyers
vs Dec 31, 2025| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Micro STILWELL VALUE LLC | +27,737 | 282,434 | |
| Micro GRAHAM CAPITAL WEALTH MANAGEMENT, LLC | +2,159 | 197,285 | |
| Mega BlackRock, Inc. | +780 | 65,633 | |
| Mega UBS Group AG | +42 | 47 |
Top Sellers
vs Dec 31, 2025| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Large RENAISSANCE TECHNOLOGIES LLC | −100 | 23,200 | |
| Mega GEODE CAPITAL MANAGEMENT, LLC | −51 | 34,489 |
Top New Positions
vs Dec 31, 2025| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Mega ALLIANCEBERNSTEIN L.P. | 31,630 | $523,792 | |
| Large Kestra Advisory Services, LLC | 25,000 | $414,000 | |
| Mega CITADEL ADVISORS LLC | 13,001 | $215,296 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | 10,825 | $179,262 |
Top Sold-Out Positions
vs Dec 31, 2025| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Small Murchinson Ltd. | 259,067 | $4,080,305 | |
| Mega VANGUARD GROUP INC | 215,633 | $3,396,219 | |
| Mega BANK OF AMERICA CORP /DE/ | 9 | $141 |
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Open | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Micro STILWELL VALUE LLC | $4,677,107 | 35.80% | 282,434 | Shares | Defined | 2026-05-06 | ||||
| Micro GRAHAM CAPITAL WEALTH MANAGEMENT, LLC | $3,267,039 | 25.01% | 197,285 | Shares | Sole | 2026-05-12 | ||||
| Mega BlackRock, Inc. | $1,086,880 | 8.32% | 65,633 | Shares | Sole | 2026-05-13 | ||||
| Mega GEODE CAPITAL MANAGEMENT, LLC | $571,137 | 4.37% | 34,489 | Shares | Defined | 2026-05-15 | ||||
| Mega ALLIANCEBERNSTEIN L.P. | $523,792 | 4.01% | 31,630 | Shares | Defined | 2026-05-15 | ||||
| Small Montz Harcus Wealth Management LLC | $496,800 | 3.80% | 30,000 | Shares | Sole | 2026-04-29 | ||||
| Large Kestra Advisory Services, LLC | $414,000 | 3.17% | 25,000 | Shares | Sole | 2026-04-30 | ||||
| Large RENAISSANCE TECHNOLOGIES LLC | $384,192 | 2.94% | 23,200 | Shares | Sole | 2026-05-14 | ||||
| Large NewEdge Advisors, LLC | $356,040 | 2.73% | 21,500 | Shares | Sole | 2026-05-18 | ||||
| Small Summit Financial Wealth Advisors, LLC | $301,392 | 2.31% | 18,200 | Shares | Sole | 2026-05-26 | ||||
| Small WITTENBERG INVESTMENT MANAGEMENT, INC. | $226,358 | 1.73% | 13,669 | Shares | Sole | 2026-05-14 | ||||
| Mega CITADEL ADVISORS LLC | $215,296 | 1.65% | 13,001 | Shares | Defined | 2026-05-15 | ||||
| Mid BASSWOOD CAPITAL MANAGEMENT, L.L.C. | $186,233 | 1.43% | 11,246 | Shares | Sole | 2026-05-15 | ||||
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $179,262 | 1.37% | 10,825 | Shares | Other | 2026-05-15 | ||||
| Micro RAFFLES ASSOCIATES LP | $174,790 | 1.34% | 10,555 | Shares | Sole | 2026-05-15 | ||||
| Micro American Capital Advisory, LLC | $2,070 | 0.02% | 125 | Shares | Sole | 2026-04-29 | ||||
| Small Golden State Wealth Management, LLC | $1,242 | 0.01% | 75 | Shares | Sole | 2026-04-28 | ||||
| Mega UBS Group AG | $778 | 0.01% | 47 | Shares | Defined | 2026-05-05 | ||||
| Mega BNP PARIBAS ARBITRAGE, SA | $99 | 0.00% | 6 | Shares | Defined | 2026-05-12 | ||||
| Mega CITIGROUP INC | $16 | 0.00% | 1 | Shares | Defined | 2026-05-11 | ||||
| No holders match your search. | ||||||||||