CoastalSouth Bancshares, Inc.
COSO- Exchange
- NYSE
- Industry
- State Commercial Banks
- SEC CIK
- 0001297107
In the last 90 days, CoastalSouth Bancshares, Inc. insiders filed 1 open-market purchase and 4 sales; 100 institutions reported holding it in 13F filings for Q2 2026, worth $184.6M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in CoastalSouth Bancshares, Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 66
- +13 vs. Q3 2025
- Shares held
- 6.84M
- +333.5K (+5.1%) vs. Q3 2025
- Total value
- $159.0M
- +$17.2M (+12.1%) vs. Q3 2025
- New holders
- 18
- 19 more added
- Sold out
- 5
- 16 more reduced
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting COSO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 100 | $184.6M |
| Q1 2026 | 83 | $179.2M |
| Q4 2025 | 66 | $159.0M |
| Q3 2025 | 53 | $141.8M |
| Q2 2025 | 3 | $14.5M |
| Q1 2025 | 2 | $6.20M |
| Q4 2024 | 2 | $6.76M |
| Q3 2024 | 2 | $6.49M |
| Q2 2024 | 2 | $5.53M |
| Q1 2024 | 2 | $5.65M |
| Q4 2023 | 2 | $3.77M |
| Q3 2023 | 2 | $3.71M |
| Q2 2023 | 2 | $3.61M |
| Q1 2023 | 2 | $4.35M |
| Q4 2022 | 2 | $4.49M |
| Q3 2022 | 2 | $3.56M |
| Q2 2022 | 2 | $3.80M |
| Q1 2022 | 2 | $4.00M |
| Q4 2021 | 2 | $3.71M |
| Q3 2021 | 2 | $3.65M |
| Q2 2021 | 2 | $3.66M |
| Q1 2021 | 2 | $3.01M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding CoastalSouth Bancshares, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| MAI Capital Management | 3 | $70 | 0.00% | +3 | New |
| Essential Partners LLC | 8 | $186 | 0.00% | +8 | New |
| EverSource Wealth Advisors, LLC | 11 | $256 | 0.00% | +11 | New |
| IFP Advisors, Inc | 20 | $465 | 0.00% | +20 | New |
| GAMMA Investing LLC | 60 | $1.40K | 0.00% | +60 | New |
| Covestor Ltd | 75 | $2.00K | 0.00% | +75 | New |
| Citigroup Inc | 124 | $2.88K | 0.00% | +70+129.6% | Added |
| Amalgamated Bank | 172 | $4.00K | 0.00% | +22+14.7% | Added |
| CWM, LLC | 219 | $5.00K | 0.00% | +219 | New |
| Sterling Capital Management LLC | 285 | $6.63K | 0.00% | +2+0.7% | Added |
| California State Teachers Retirement System | 334 | $7.77K | 0.00% | +334 | New |
| Ameritas Investment Partners, Inc. | 386 | $8.97K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 396 | $9.21K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 541 | $12.6K | 0.00% | −142−20.8% | Reduced |
| Russell Investments Group, Ltd. | 558 | $13.0K | 0.00% | +75+15.5% | Added |
| Royal Bank of Canada | 645 | $15.0K | 0.00% | −1,561−70.8% | Reduced |
| BNP Paribas Arbitrage, SA | 1,269 | $29.5K | 0.00% | −868−40.6% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 1,730 | $40.2K | 0.00% | +1,730 | New |
| New York State Common Retirement Fund | 1,900 | $44.2K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 2,512 | $58.4K | 0.00% | −550−18.0% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 2,523 | $58.7K | 0.00% | +375+17.5% | Added |
| Rhumbline Advisers | 3,748 | $87.1K | 0.00% | −403−9.7% | Reduced |
| Bank of America Corp | 3,938 | $91.6K | 0.00% | −2,784−41.4% | Reduced |
| Los Angeles Capital Management LLC | 4,888 | $104.3K | 0.00% | +4,888 | New |
| Daytona Street Capital LLC | 5,000 | $116.3K | 0.10% | +5,000 | New |
| Advisor Group Holdings, Inc. | 7,750 | $180.2K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 8,905 | $207.0K | 0.00% | +5,444+157.3% | Added |
| Nuveen, LLC | 9,244 | $214.9K | 0.00% | +9,244 | New |
| ELCO Management Co., LLC | 9,766 | $227.1K | 0.14% | −1,349−12.1% | Reduced |
| Quadrature Capital Ltd | 10,373 | $241.2K | 0.00% | +10,373 | New |
| Barclays PLC | 11,971 | $278.3K | 0.00% | +5,392+82.0% | Added |
| Acadian Asset Management LLC | 12,411 | $287.0K | 0.00% | +12,411 | New |
| Jane Street Group, LLC | 12,890 | $299.7K | 0.00% | +12,890 | New |
| SEI Investments Co | 13,423 | $312.1K | 0.00% | +3,751+38.8% | Added |
| Charles Schwab Investment Management Inc | 17,362 | $403.7K | 0.00% | +1,780+11.4% | Added |
| Ghisallo Capital Management LLC | 20,000 | $465.0K | 0.02% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 20,088 | $467.0K | 0.00% | −863−4.1% | Reduced |
| Morgan Stanley | 21,398 | $497.5K | 0.00% | +18,197+568.5% | Added |
| UBS Group AG | 25,172 | $585.2K | 0.00% | +16,322+184.4% | Added |
| Salzhauer Michael | 32,746 | $761.3K | 0.34% | 00.0% | Unchanged |
| HB Wealth Management, LLC | 38,184 | $887.8K | 0.01% | +38,184 | New |
| State Street Corp | 39,883 | $927.3K | 0.00% | +12,979+48.2% | Added |
| Kennedy Capital Management, Inc. | 40,088 | $932.0K | 0.02% | 00.0% | Unchanged |
| Citadel Advisors LLC | 41,556 | $966.2K | 0.00% | +41,556 | New |
| Northern Trust Corp | 44,422 | $1.03M | 0.00% | +2,415+5.7% | Added |
| Marshall Wace, LLP | 52,461 | $1.22M | 0.00% | +52,461 | New |
| Elizabeth Park Capital Advisors, Ltd. | 75,740 | $1.76M | 1.45% | 00.0% | Unchanged |
| First Manhattan Co | 77,638 | $1.81M | 0.00% | 00.0% | Unchanged |
| Banc Funds Co LLC | 85,715 | $1.99M | 0.39% | 00.0% | Unchanged |
| Bleakley Financial Group, LLC | 88,094 | $2.05M | 0.04% | 00.0% | Unchanged |
| KLCM Advisors, Inc. | 107,617 | $2.50M | 0.22% | +17,143+18.9% | Added |
| Raffles Associates LP | 121,281 | $2.82M | 2.12% | −3,000−2.4% | Reduced |
| Geode Capital Management, LLC | 147,137 | $3.42M | 0.00% | +16,603+12.7% | Added |
| Vanguard Group Inc | 234,072 | $5.44M | 0.00% | +86,808+58.9% | Added |
| Goldman Sachs Group Inc | 239,526 | $5.57M | 0.00% | −113,426−32.1% | Reduced |
| RMB Capital Management, LLC | 243,461 | $5.66M | 0.10% | −63,079−20.6% | Reduced |
| North Reef Capital Management LP | 263,900 | $6.14M | 0.25% | +43,281+19.6% | Added |
| Mendon Capital Advisors Corp | 265,788 | $6.18M | 2.42% | −66,561−20.0% | Reduced |
| Azora Capital LP | 308,940 | $7.18M | 0.45% | −90,124−22.6% | Reduced |
| BlackRock, Inc. | 324,306 | $7.54M | 0.00% | +73,990+29.6% | Added |
| Endeavour Capital Advisors Inc | 336,840 | $7.83M | 2.18% | −1000.0% | Reduced |
| Berkeley Capital Partners, LLC | 365,556 | $8.50M | 2.00% | −15,378−4.0% | Reduced |
| Alliancebernstein L.P. | 424,720 | $9.87M | 0.00% | −78,362−15.6% | Reduced |
| Patriot Financial Partners GP II, L.P. | 719,211 | $16.7M | 5.21% | 00.0% | Unchanged |
| EJF Capital LLC | 930,171 | $21.6M | 12.28% | 00.0% | Unchanged |
| Fourthstone LLC | 959,797 | $22.3M | 4.18% | +581,656+153.8% | Added |
| National Philanthropic Trust | 0 | $0 | 0.00% | −278,138−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −19,807−100.0% | Sold out |
| Deutsche Bank AG | 0 | $0 | 0.00% | −4,953−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −800−100.0% | Sold out |
| FMR LLC | 0 | $0 | 0.00% | −2−100.0% | Sold out |