Siena Capital Partners GP, LLC holds a diversified book of 101 stocks worth $413.4M as of Q2 2026 (disclosed Aug 14, 2026, a ~45-day 13F lag). This quarter they opened Steele Bancorp Inc and trimmed Oak Valley Bancorp. Their largest long position is West Coast Community Bancorp at 4% of the equity book.
Top-heavy: diversified book
Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.
51% mapped to company sectors
Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.
Estimated $ traded · quarter-end prices, no cost basis
Other tracked managers holding the same core names as Siena Capital Partners GP, LLC
| Manager / fund | Shared names | Their $ in those |
|---|---|---|
| GAMMA Investing LLC | 36 / 80 | $3.2M |
| BlackRock, Inc. | 35 / 80 | $9.0B |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 35 / 80 | $3.8B |
| STATE STREET CORP | 35 / 80 | $3.7B |
| VANGUARD CAPITAL MANAGEMENT LLC | 35 / 80 | $3.6B |
| GEODE CAPITAL MANAGEMENT, LLC | 35 / 80 | $2.2B |
| FMR LLC | 35 / 80 | $1.6B |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 35 / 80 | $1.0B |
Ranked by how many of Siena Capital Partners GP, LLC's top 80 disclosed names each fund also holds: a cross-fund conviction signal from the latest 13F of every tracked manager.
Bars show each stock's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | West Coast Community Bancorp Com | $14.7M | 295.4K | 3.5% | —Held | |
| 2 | Plumas Bancorp Com | $14.0M | 239.0K | 3.4% | —Held | |
| 3 | Southern BancShares NC Inc Com | $13.6M | 1.1K | 3.3% | —Held | |
| 4 | Exchange Bank/Santa Rosa CA Com | $11.5M | 69.9K | 2.8% | —Held | |
| 5 | Timberland Bancorp Inc Com | $10.3M | 230.8K | 2.5% | —Held | |
| 6 | Mission Bancorp/Bakersfield CA Com | $9.5M | 90.5K | 2.3% | ▲+5.0% Added · +4K sh | |
| 7 | First National of Nebraska Inc Com | $9.2M | 500 | 2.2% | —Held | |
| 8 | First Citizens BancShares Inc Com | $9.0M | 4.3K | 2.2% | —Held | |
| 9 | Oak Valley Bancorp Com | $8.9M | 263.8K | 2.2% | ▼−18% Reduced · −59K sh | |
| 10 | First Ottawa Bancshares Inc Com | $8.7M | 39.9K | 2.1% | —Held | |
| 11 | Merchants Financial Group Inc Com | $8.2M | 209.2K | 2.0% | —Held | |
| 12 | Oregon Pacific Bancorp Com | $7.3M | 661.8K | 1.8% | —Held | |
| 13 | Zions Bancorp NA Com | $7.0M | 101.3K | 1.7% | —Held | |
| 14 | Bankwell Financial Group Inc Com | $6.8M | 116.1K | 1.7% | —Held | |
| 15 | Alpine Banks of Colorado Com | $6.8M | 143.2K | 1.6% | —Held | |
| 16 | Five Star Bancorp Com | $6.6M | 134.8K | 1.6% | —Held | |
| 17 | First National Corp Com | $6.3M | 208.7K | 1.5% | ▼−24% Reduced · −67K sh | |
| 18 | First Mid Bancshares Inc Com | $6.2M | 128.4K | 1.5% | —Held | |
| 19 | Cashmere Valley Bank Com | $6.1M | 75.6K | 1.5% | ▼−17% Reduced · −16K sh | |
| 20 | Southern Missouri Bancorp Inc Com | $6.0M | 79.3K | 1.5% | —Held | |
| 21 | Oxford Bank Corp Com | $5.9M | 135.5K | 1.4% | —Held | |
| 22 | HBT Financial Inc Com | $5.8M | 182.3K | 1.4% | —Held | |
| 23 | Redwood Capital Bancorp Com | $5.7M | 181.3K | 1.4% | ▼−2.7% Reduced · −5K sh | |
| 24 | Mechanics Bancorp Com | $5.6M | 353.2K | 1.4% | —Held | |
| 25 | WTB Financial Corp Com | $5.0M | 12.7K | 1.2% | —Held | |
| 26 | FNB Corp Com | $5.0M | 262.6K | 1.2% | —Held | |
| 27 | Columbia Banking System Inc Com | $5.0M | 156.3K | 1.2% | —Held | |
| 28 | Mercantile Bank Corp Com | $4.8M | 84.0K | 1.2% | —Held | |
| 29 | Parke Bancorp Inc Com | $4.8M | 144.8K | 1.2% | —Held | |
| 30 | Chino Commercial Bancorp Com | $4.7M | 275.1K | 1.1% | ▲+20% Added · +46K sh | |
| 31 | Farmers & Merchants Bancorp Com | $4.7M | 3.7K | 1.1% | —Held | |
| 32 | American Riviera Bancorp Com | $4.7M | 183.3K | 1.1% | —Held | |
| 33 | Private Bancorp of America Inc Com | $4.6M | 62.4K | 1.1% | —Held | |
| 34 | Community Heritage Financial I Com | $4.5M | 129.0K | 1.1% | —Held | |
| 35 | United BanCorp of Alabama Inc Com | $4.5M | 81.9K | 1.1% | —Held | |
| 36 | Provident Financial Services I Com | $4.5M | 189.7K | 1.1% | —Held | |
| 37 | Crystal Valley Financial Corp Com | $4.4M | 56.9K | 1.1% | ▲+4.6% Added · +3K sh | |
| 38 | Red River Bancshares Inc Com | $4.4M | 48.4K | 1.1% | ▼−27% Reduced · −18K sh | |
| 39 | Washington Trust Bancorp Inc Com | $4.4M | 120.0K | 1.1% | —Held | |
| 40 | Commercial Bancgroup Inc Com | $4.3M | 133.7K | 1.0% | —Held | |
| 41 | Banner Corp Com | $4.0M | 61.0K | 1.0% | —Held | |
| 42 | Boyle Bancorp Inc Com | $4.0M | 34.5K | 1.0% | —Held | |
| 43 | Horizon Bancorp Inc Com | $4.0M | 200.0K | 1.0% | —Held | |
| 44 | Tri-County Financial Group Inc Com | $4.0M | 61.9K | 1.0% | —Held | |
| 45 | Wintrust Financial Corp Com | $3.9M | 24.3K | 0.9% | —Held | |
| 46 | Old Second Bancorp Inc Com | $3.8M | 163.0K | 0.9% | —Held | |
| 47 | Oak Ridge Financial Services I Com | $3.8M | 122.2K | 0.9% | —Held | |
| 48 | Security National Corp Com | $3.8M | 18.5K | 0.9% | —Held | |
| 49 | Valley National Bancorp Com | $3.7M | 255.5K | 0.9% | —Held | |
| 50 | Pinnacle Bank/Gilroy CA Com | $3.7M | 211.7K | 0.9% | —Held |
The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This fund page is the Follow view. The Build view lets your agent pull holdings, quarter changes, overlap, and source filings through API or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/funds/1694886/holdings"
Use Arkolith to show Siena Capital Partners GP, LLC's latest holdings, largest changes, and filing provenance.
As-of date vs the date the SEC received each filing
| Quarter | As of | Filed | Positions | Value | Form |
|---|---|---|---|---|---|
| Q2 2026 | Jun 30, 2026 | Aug 14, 2026 | 101 | $413.4M | 13F-HR |
| Q1 2026 | Mar 31, 2026 | May 14, 2026 | 100 | $385.5M | 13F-HR |
| Q4 2025 | Dec 31, 2025 | Feb 11, 2026 | 103 | $372.5M | 13F-HR |
| Q3 2025 | Sep 30, 2025 | Nov 12, 2025 | 102 | $349.4M | 13F-HR |
| Q2 2025 | Jun 30, 2025 | Jul 30, 2025 | 100 | $342.1M | 13F-HR |
| Q4 2024 | Dec 31, 2024 | Feb 12, 2025 | 110 | $362.5M | 13F-HR |
| Q3 2024 | Sep 30, 2024 | Nov 12, 2024 | 110 | $346.9M | 13F-HR |
Holdings from SEC EDGAR 13F-HR filings, updated quarterly, filed up to 45 days after quarter-end. Public domain. The book and weighting are long equity only; disclosed put/call options are listed separately and excluded from those totals. Price-derived performance is withheld until the price-source policy and freshness gate are green.