United Security Bancshares filings document the former bank holding company's operating results, shareholder votes, material agreements, governance matters and capital-structure disclosures for its common stock. Periodic and current reports covered United Security Bank as the operating subsidiary, including its branch banking and lending departments.
The filing record also documents the completed end of UBFO's standalone public-company status. Form 25 recorded removal of United Security Bancshares common stock from Nasdaq listing and registration, while Form 15 certified termination of Exchange Act registration or suspension of reporting duties after its merger into Community West Bancshares.
United Security Bancshares director Stanley J. Cavalla disposed of his shares as part of the company’s merger into Community West Bancshares. On April 1, 2026, 679,453 directly held shares and 270 trust-held shares of United Security common stock were surrendered to the issuer in exchange for Community West stock under a pre-agreed merger ratio of 0.4520 Community West shares for each United Security share. Following these issuer dispositions tied to the merger closing, Cavalla no longer held United Security common stock.
United Security Bancshares senior vice president and chief risk officer Robert C. Oberg Jr. disposed of 29,469.392 shares of common stock back to the company at $10.51 per share. The disposition occurred on April 1, 2026 in connection with a merger into Community West Bancshares, where each United Security share was converted into the right to receive 0.4520 of a Community West common share. Following this transaction, Oberg Jr. held no United Security common stock.
UNITED SECURITY BANCSHARES senior vice president and chief credit officer William M. Yarbenet reported a merger-related disposition of company stock. He surrendered 75,475.040 shares of common stock at $10.51 per share in a transaction coded as a disposition to the issuer.
According to the merger agreement with Community West Bancshares, each United Security share was converted into the right to receive 0.4520 of a Community West common share when the merger became effective at 12:01 a.m. on April 1, 2026. Following this conversion event, Yarbenet reports owning 0 United Security common shares and no derivative securities in this filing.
UNITED SECURITY BANCSHARES director G. Thompson Ellithorpe reported merger-related dispositions of all his shares. On April 1, 2026, a total of common stock held directly and as trustee was returned to the issuer in connection with the merger into Community West Bancshares.
Under the Agreement and Plan of Merger, each share of United Security common stock was converted into the right to receive 0.4520 of a Community West common share, and all outstanding unvested restricted stock awards vested and became entitled to the same merger consideration.
UNITED SECURITY BANCSHARES director Brian Tkacz disposed of his equity in connection with the company’s merger into Community West Bancshares. On April 1, 2026 he returned 16,871 shares of common stock to the issuer at $10.51 per share and 15,000 stock options were disposed of to the issuer.
Under the Merger Agreement, each United Security common share (other than excluded and dissenting shares) was converted into the right to receive 0.4520 share of Community West common stock, and unvested restricted stock awards vested and became entitled to this merger consideration. At the effective time, each of Tkacz’s stock options was converted into a cash right based on the option terms and a $10.29 20‑day VWAP reference price.
United Security Bancshares director Jagroop Gill reported disposing of indirect holdings of common stock in connection with the closing of the company’s merger into Community West Bancshares. Two trust-held positions totaling 4,114.742 shares and 1,286,470 shares of United Security common stock were reported as dispositions to the issuer at $10.5100 per share, leaving no remaining reported shares.
According to the merger agreement, effective at 12:01 a.m. on April 1, 2026, each share of United Security common stock (other than excluded and dissenting shares) was converted into the right to receive 0.4520 of a share of Community West common stock, and all outstanding unvested restricted stock awards fully vested and became entitled to the same stock consideration.
UNITED SECURITY BANCSHARES director Heather Hammack reported disposing of her equity position in connection with the company’s merger into Community West Bancshares. At the effective time on April 1, 2026, each share of United Security common stock was converted into the right to receive 0.4520 of a Community West common share as merger consideration.
Hammack’s 16,398 shares of common stock were returned to the issuer at $10.51 per share, and her 15,000 stock options with an exercise price of $8.17 and expiration in 2032 were cancelled for any value above $10.29, the 20‑day VWAP ending March 27, 2026. Following these transactions, she reports zero directly held shares and options of UNITED SECURITY BANCSHARES.
UNITED SECURITY BANCSHARES director Nabeel Mahmood reported disposing of his equity in connection with the company’s merger into Community West Bancshares. He surrendered 23,556.883 shares of common stock at $10.51 per share and 15,000 stock options back to the issuer.
Under the merger agreement, each United Security common share (other than excluded and dissenting shares) was converted into the right to receive 0.4520 of a share of Community West common stock, and unvested restricted stock awards vested and became entitled to this merger consideration. The filing shows Mahmood with zero United Security common shares and options remaining after these issuer dispositions.
UNITED SECURITY BANCSHARES director Kenneth D. Newby reported disposing of his common stock in connection with the company’s merger into Community West Bancshares. On April 1, 2026, his directly held and IRA-held shares were surrendered to the issuer as part of the merger closing.
Under the merger terms, each United Security share, other than excluded and dissenting shares, was converted into the right to receive 0.4520 of a Community West common share, and all outstanding unvested restricted stock awards vested and received the same consideration.
UNITED SECURITY BANCSHARES director Susan Quigley disposed of stock and options in connection with the company’s merger into Community West Bancshares. On April 1, 2026, 24,887 shares of common stock were surrendered to the issuer at $10.51 per share as part of the merger consideration.
At the same time, 15,000 stock options with a $9.25 exercise price and a May 23, 2027 expiration were also disposed of to the issuer. Under the merger agreement, each company share became entitled to receive 0.4520 of a Community West share, and each of Quigley’s options was converted into a right to receive any value above a reference price of $10.29.