Avidbank Holdings, Inc.
Ownership
Ownership Structure
Who owns Avidbank Holdings, Inc. (AVBH)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 64.1% of the shares are freely tradable; institutional investors hold 77.0%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Patriot Financial Partners GP II, LP | 9.57 | 1,050,918 | +0.0 | 06/30/2026 |
| AllianceBernstein L.P. | 8.09 | 888,281 | +1.7 | 03/31/2026 |
| Fourthstone LLC | 6.38 | 700,818 | -33.0 | 06/30/2026 |
| Banc Funds Co LLC | 6.06 | 665,100 | +11.5 | 03/31/2026 |
| Endeavour Capital Advisors Inc | 6.00 | 658,705 | -7.0 | 06/30/2026 |
| Arnhold & S. Bleichroeder Advisers, LLC | 5.17 | 568,080 | +187.9 | 06/30/2026 |
| Adage Capital Partners Gp LLC | 4.49 | 493,139 | +9.1 | 06/30/2026 |
| Manufacturers Life Insurance Co | 3.84 | 421,584 | -0.7 | 03/31/2026 |
| Vanguard Capital Management, LLC | 3.09 | 339,317 | +0.0 | 03/31/2026 |
| Wellington Management Company LLP | 2.81 | 308,439 | -5.6 | 06/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Rosinus Mike | Director | 16,680 | 523,752 $ | Sep 9, 2026 | direct |
| Wasson Arthur | EVP, Chief Revenue Officer | 10,451 | 328,161 $ | Aug 14, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 9, 2026 | Rosinus Mike | Director | Sell | 1,500 | 31.45 | 47,175 |
| Aug 14, 2026 | Wasson Arthur | EVP, Chief Revenue Officer | Sell | 10,000 | 33.14 | 331,400 |
| Aug 1, 2026 | Wasson Arthur | EVP, Chief Revenue Officer | Other | 4,408 | 32.61 | 143,745 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 17, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.