Siena Capital Partners GP, LLC — 13F Holdings & Portfolio
CIK 1694886 · latest 13F-HR filed 2026-08-14
Siena Capital Partners GP, LLC manages $413.4M in 13F-reported U.S. long-equity assets across 101 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are PWBK (3.54%), PLBC (3.38%), SFST (3.30%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 4 new positions, exited 3, added to 71, and trimmed 7.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
EVANSTON, IL 60201
$413.4M
Long-equity book
101
Distinct positions
2026-06-30
Filed 2026-08-14
+4 / −3 / ↑71 / ↓7
vs 2026-03-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- Plumas Bancorp$2.3M +19.7%
- Exchange Bank/Santa Rosa CA$2.0M +21.2%
- Five Star Bancorp$1.5M +29.1%
- Timberland Bancorp Inc/WA$1.2M +13.6%
- First Ottawa Bancshares Inc$1.2M +16.0%
Top Trims
- Red River Bancshares Inc-$1.6M -26.4%
- Oak Valley Bancorp-$1.6M -15.1%
- Shore Bancshares Inc-$1.4M -37.3%
- First National Corp/VA-$1.2M -15.7%
- Cashmere Valley Bank-$713.6K -10.4%
New Positions
- Steele Bancorp Inc$1.2M
- First Carolina Financial Servi$605.9K
- Century Next Financial Corp$601.9K
- Northeast Indiana Bancorp Inc$105.3K
Exited Positions
- Citizens Financial Group Inc$5.6M
- Fifth Third Bancorp$3.5M
- Northeast Indiana Bancorp Inc$32.4K
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | West Coast Community Bancorp | PWBK | 952170108 | $14.7M | 3.54% | 295,357 | SH |
| 2 | Plumas Bancorp | PLBC | 729273102 | $14.0M | 3.38% | 239,006 | SH |
| 3 | Southern BancShares NC Inc | SFST | 842243107 | $13.6M | 3.30% | 1,100 | SH |
| 4 | Exchange Bank/Santa Rosa CA | EXSR | 301227203 | $11.5M | 2.79% | 69,895 | SH |
| 5 | Timberland Bancorp Inc/WA | TSBK | 887098101 | $10.3M | 2.50% | 230,847 | SH |
| 6 | Mission Bancorp/Bakersfield CA | MSBC | 605015106 | $9.5M | 2.30% | 90,542 | SH |
| 7 | First National of Nebraska Inc | FFWM | 335720108 | $9.2M | 2.22% | 500 | SH |
| 8 | First Citizens BancShares Inc/ | FCNCA | 31946M103 | $9.0M | 2.19% | 4,344 | SH |
| 9 | Oak Valley Bancorp | OVLY | 671807105 | $8.9M | 2.15% | 263,847 | SH |
| 10 | First Ottawa Bancshares Inc | SFST | 335876108 | $8.7M | 2.09% | 39,908 | SH |
| 11 | Merchants Financial Group Inc | MNMB | 588538108 | $8.2M | 1.98% | 209,160 | SH |
| 12 | Oregon Pacific Bancorp | ORBN | 686040205 | $7.3M | 1.77% | 661,804 | SH |
| 13 | Zions Bancorp NA | ZION | 989701107 | $7.0M | 1.70% | 101,290 | SH |
| 14 | Bankwell Financial Group Inc | BWFG | 06654A103 | $6.8M | 1.65% | 116,138 | SH |
| 15 | Alpine Banks of Colorado | I:BANK | 020810107 | $6.8M | 1.64% | 143,174 | SH |
| 16 | Five Star Bancorp | FSBC | 33830T103 | $6.6M | 1.59% | 134,847 | SH |
| 17 | First National Corp/VA | FXNC | 32106V107 | $6.3M | 1.52% | 208,687 | SH |
| 18 | First Mid Bancshares Inc | FMBH | 320866106 | $6.2M | 1.49% | 128,404 | SH |
| 19 | Cashmere Valley Bank | CSHX | 14756K102 | $6.1M | 1.48% | 75,597 | SH |
| 20 | Southern Missouri Bancorp Inc | SMBC | 843380106 | $6.0M | 1.46% | 79,314 | SH |
| 21 | Oxford Bank Corp/MI | OXBC | 69140P100 | $5.9M | 1.43% | 135,499 | SH |
| 22 | HBT Financial Inc | HBT | 404111106 | $5.8M | 1.41% | 182,331 | SH |
| 23 | Redwood Capital Bancorp | — | 75777X100 | $5.7M | 1.38% | 181,278 | SH |
| 24 | Mechanics Bancorp | MCHB | 43785V102 | $5.6M | 1.36% | 353,216 | SH |
| 25 | WTB Financial Corp | — | 929334209 | $5.0M | 1.21% | 12,672 | SH |
| 26 | FNB Corp/PA | FNB | 302520101 | $5.0M | 1.21% | 262,593 | SH |
| 27 | Columbia Banking System Inc | COLB | 197236102 | $5.0M | 1.21% | 156,302 | SH |
| 28 | Mercantile Bank Corp | MBWM | 587376104 | $4.8M | 1.17% | 83,966 | SH |
| 29 | Parke Bancorp Inc | PKBK | 700885106 | $4.8M | 1.16% | 144,817 | SH |
| 30 | Chino Commercial Bancorp | CCBC | 16957L102 | $4.7M | 1.15% | 275,095 | SH |
| 31 | Farmers & Merchants Bancorp/Lo | FMAO | 307795104 | $4.7M | 1.14% | 3,662 | SH |
| 32 | American Riviera Bancorp | ARBV | 02933K103 | $4.7M | 1.13% | 183,328 | SH |
| 33 | Private Bancorp of America Inc | PBAM | 74274F100 | $4.6M | 1.11% | 62,397 | SH |
| 34 | Community Heritage Financial I | CMHF | 20370L103 | $4.5M | 1.09% | 129,000 | SH |
| 35 | United BanCorp of Alabama Inc | UBCP | 90944R100 | $4.5M | 1.09% | 81,896 | SH |
| 36 | Provident Financial Services I | PFS | 74386T105 | $4.5M | 1.08% | 189,706 | SH |
| 37 | Crystal Valley Financial Corp | CYVF | 22941P100 | $4.4M | 1.08% | 56,945 | SH |
| 38 | Red River Bancshares Inc | RRBI | 75686R202 | $4.4M | 1.07% | 48,446 | SH |
| 39 | Washington Trust Bancorp Inc | WASH | 940610108 | $4.4M | 1.06% | 120,049 | SH |
| 40 | Commercial Bancgroup Inc | CBK | 20112C106 | $4.3M | 1.04% | 133,664 | SH |
| 41 | Banner Corp | BANR | 06652V208 | $4.0M | 0.98% | 60,973 | SH |
| 42 | Boyle Bancorp Inc | — | 103442109 | $4.0M | 0.97% | 34,514 | SH |
| 43 | Horizon Bancorp Inc/IN | HBNC | 440407104 | $4.0M | 0.97% | 200,000 | SH |
| 44 | Tri-County Financial Group Inc | — | 89546P108 | $4.0M | 0.96% | 61,917 | SH |
| 45 | Wintrust Financial Corp | WTFC | 97650W108 | $3.9M | 0.94% | 24,284 | SH |
| 46 | Old Second Bancorp Inc | OSBC | 680277100 | $3.8M | 0.92% | 163,038 | SH |
| 47 | Oak Ridge Financial Services I | BKOR | 671768109 | $3.8M | 0.91% | 122,152 | SH |
| 48 | Security National Corp/IA | — | 814784104 | $3.8M | 0.91% | 18,476 | SH |
| 49 | Valley National Bancorp | VLY | 919794107 | $3.7M | 0.91% | 255,540 | SH |
| 50 | Pinnacle Bank/Gilroy CA | PBNK | 72346K107 | $3.7M | 0.90% | 211,708 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-14 | $413.4M | 101 | 0001694886-26-000007 |
| 2026-03-31 | 2026-05-14 | $385.5M | 100 | 0001694886-26-000005 |
| 2025-12-31 | 2026-02-11 | $372.5M | 103 | 0001694886-26-000003 |
| 2025-09-30 | 2025-11-12 | $349.4M | 102 | 0001694886-25-000010 |