Skip to main content
Livermore
Livermore
ZHEN

United Security Bancshares

UBFODelisted Apr 1, 2026
Industry
National Commercial Banks
SEC CIK
0001137547

United Security Bancshares was delisted on Apr 1, 2026; its insiders filed their last Form 4 on Apr 13, 2026; 77 institutions reported holding it in 13F filings for Q1 2026, worth $73.5M in total; no superinvestor held it.

13F holders, Q1 2026

Institutional positions in United Security Bancshares as of Mar 31, 2026. 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

UBFO is no longer listed, so this page shows Q1 2026. 13F filings for later quarters list far fewer holders.

Institutional holders
77
+6 vs. Q4 2025
Shares held
7.00M
+1.15M (+19.6%) vs. Q4 2025
Total value
$73.5M
+$14.6M (+24.7%) vs. Q4 2025
New holders
14
23 more added
Sold out
8
20 more reduced

1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting UBFO 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.

Institutional holdersQ1 2026: 77 institutions
Q1 2021: 49 institutionsQ2 2021: 49 institutionsQ3 2021: 40 institutionsQ4 2021: 41 institutionsQ1 2022: 39 institutionsQ2 2022: 38 institutionsQ3 2022: 46 institutionsQ4 2022: 44 institutionsQ1 2023: 44 institutionsQ2 2023: 38 institutionsQ3 2023: 40 institutionsQ4 2023: 44 institutionsQ1 2024: 43 institutionsQ2 2024: 46 institutionsQ3 2024: 45 institutionsQ4 2024: 50 institutionsQ1 2025: 52 institutionsQ2 2025: 54 institutionsQ3 2025: 65 institutionsQ4 2025: 72 institutionsQ1 2026: 77 institutionsQ2 2026: 0 institutions
Value heldQ1 2026: $73.5M
Q1 2021: $38.4MQ2 2021: $36.2MQ3 2021: $34.8MQ4 2021: $43.6MQ1 2022: $45.0MQ2 2022: $41.1MQ3 2022: $33.3MQ4 2022: $45.0MQ1 2023: $37.2MQ2 2023: $32.7MQ3 2023: $37.2MQ4 2023: $44.5MQ1 2024: $41.5MQ2 2024: $38.7MQ3 2024: $43.9MQ4 2024: $56.3MQ1 2025: $40.2MQ2 2025: $53.9MQ3 2025: $58.0MQ4 2025: $66.6MQ1 2026: $73.5MQ2 2026: $0
Institutions holding UBFO and their total value by quarter
QuarterHoldersValue
Q2 20260$0
Q1 202677$73.5M
Q4 202572$66.6M
Q3 202565$58.0M
Q2 202554$53.9M
Q1 202552$40.2M
Q4 202450$56.3M
Q3 202445$43.9M
Q2 202446$38.7M
Q1 202443$41.5M
Q4 202344$44.5M
Q3 202340$37.2M
Q2 202338$32.7M
Q1 202344$37.2M
Q4 202244$45.0M
Q3 202246$33.3M
Q2 202238$41.1M
Q1 202239$45.0M
Q4 202141$43.6M
Q3 202140$34.8M
Q2 202149$36.2M
Q1 202149$38.4M

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding United Security Bancshares; share changes are against Q4 2025.

Institutions holding UBFO in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Bridgewealth Advisory Group, LLC1,203,437$12.6M2.62%−14,983−1.2%Reduced
Dimensional Fund Advisors LP926,632$9.74M0.00%+6,339+0.7%Added
Fourthstone LLC664,342$6.98M1.18%+26,425+4.1%Added
BlackRock, Inc.649,837$6.83M0.00%+33,038+5.4%Added
Vanguard Capital Management LLC584,697$6.15M0.00%+584,697New
Banc Funds Co LLC532,316$5.59M1.04%−4,000−0.7%Reduced
Geode Capital Management, LLC302,780$3.18M0.00%−23,444−7.2%Reduced
Glazer Capital, LLC252,426$2.65M0.06%+137,958+120.5%Added
Bridgeway Capital Management, LLC159,771$1.68M0.03%+2,584+1.6%Added
State Street Corp143,023$1.50M0.00%+9,530+7.1%Added
Renaissance Technologies LLC113,948$1.20M0.00%+24,900+28.0%Added
Northern Trust Corp101,361$1.07M0.00%+12,561+14.1%Added
Destination Wealth Management94,506$993.3K0.03%00.0%Unchanged
Millennium Management LLC94,187$989.9K0.00%+78,563+502.8%Added
Alliancebernstein L.P.92,478$931.3K0.00%+92,478New
Vanguard Fiduciary Trust Co87,522$919.9K0.00%+87,522New
American Century Companies Inc83,365$876.2K0.00%−1,307−1.5%Reduced
Vanguard Portfolio Management LLC79,980$840.6K0.00%+79,980New
Empowered Funds, LLC73,871$776.4K0.00%+73,871New
Goldman Sachs Group Inc64,609$679.0K0.00%−31,572−32.8%Reduced
Yakira Capital Management, Inc.60,411$634.9K0.19%−1,272−2.1%Reduced
Barclays PLC58,822$618.2K0.00%−8,433−12.5%Reduced
Morgan Stanley57,146$600.6K0.00%+7,993+16.3%Added
Cerity Partners LLC52,647$553.3K0.00%−43−0.1%Reduced
Kestra Private Wealth Services, LLC38,820$408.0K0.01%+461+1.2%Added
Charles Schwab Investment Management Inc36,885$387.7K0.00%−3,566−8.8%Reduced
Planning Center, Inc.36,025$378.6K0.04%00.0%Unchanged
Royal Bank of Canada31,851$334.0K0.00%−2,990−8.6%Reduced
Bank of New York Mellon Corp31,021$326.0K0.00%−2,350−7.0%Reduced
Nuveen, LLC24,686$259.4K0.00%00.0%Unchanged
HSBC Holdings PLC24,436$255.6K0.00%00.0%Unchanged
Transmarket Holdings LP23,422$246.2K0.13%+23,422New
Oxford Asset Management LLP23,131$243.1K0.10%+23,131New
Miracle Mile Advisors, LLC23,000$241.7K0.00%00.0%Unchanged
Mraz, Amerine & Associates, Inc.18,248$191.8K0.03%00.0%Unchanged
Bank of America Corp17,120$179.9K0.00%−13,141−43.4%Reduced
Prelude Capital Management, LLC15,541$163.3K0.01%+3,107+25.0%Added
CSS LLC13,675$143.7K0.01%+13,675New
O'Shaughnessy Asset Management, LLC11,541$121.3K0.00%−187−1.6%Reduced
Saratoga Research & Investment Management11,000$115.6K0.01%00.0%Unchanged
Rhumbline Advisers10,285$108.1K0.00%−173−1.7%Reduced
Caldwell Sutter Capital, Inc.10,065$105.8K0.04%00.0%Unchanged
New York State Common Retirement Fund9,100$95.6K0.00%00.0%Unchanged
PenderFund Capital Management Ltd.8,300$87.2K0.01%+8,300New
Mirae Asset Global ETFs Holdings Ltd.6,573$69.1K0.00%+170+2.7%Added
Deutsche Bank AG6,042$63.5K0.00%+6,042New
JPMorgan Chase & Co5,723$59.0K0.00%−1,259−18.0%Reduced
Vanguard Global Advisers, LLC5,447$57.2K0.00%+5,447New
Wells Fargo & Company5,232$55.0K0.00%−37,292−87.7%Reduced
UBS Group AG4,966$52.2K0.00%+324+7.0%Added
Police & Firemen's Retirement System of New Jersey3,327$35.0K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)2,440$25.6K0.00%+1,414+137.8%Added
BNP Paribas Arbitrage, SA2,331$24.5K0.00%−2,672−53.4%Reduced
Ameritas Investment Partners, Inc.1,414$14.9K0.00%00.0%Unchanged
Legal & General Group Plc1,247$13.1K0.00%00.0%Unchanged
Assetmark, Inc827$8.69K0.00%00.0%Unchanged
California State Teachers Retirement System748$7.86K0.00%−97−11.5%Reduced
Russell Investments Group, Ltd.710$7.46K0.00%−1,032−59.2%Reduced
Citigroup Inc643$6.76K0.00%+329+104.8%Added
CWM, LLC388$4.08K0.00%+22+6.0%Added
The PNC Financial Services Group, Inc.184$1.93K0.00%00.0%Unchanged
UBS Asset Management Americas Inc184$1.93K0.00%+110+148.6%Added
GAMMA Investing LLC153$1.61K0.00%+70+84.3%Added
FMR LLC148$1.55K0.00%+11+8.0%Added
Essential Partners LLC91$9560.00%00.0%Unchanged
Rialto Wealth Management, LLC50$5260.00%+50New
EverSource Wealth Advisors, LLC16$1690.00%+4+33.3%Added
Allworth Financial LP15$1580.00%+7+87.5%Added
True Wealth Design, LLC9$950.00%00.0%Unchanged
Root Financial Partners, LLC6$630.00%+6New
MAI Capital Management5$530.00%+1+25.0%Added
Basecamp Wealth Advisors LLC4$420.00%+4New
IFP Advisors, Inc3$320.00%−4−57.1%Reduced
Rothschild Investment LLC1$110.00%00.0%Unchanged
Sunbelt Securities, Inc.1$110.00%00.0%Unchanged
SBI Securities Co., Ltd.1$110.00%00.0%Unchanged
Covestor Ltd4$00.00%00.0%Unchanged
Jane Street Group, LLC0$00.00%−15,001−100.0%Sold out
Private Wealth Advisors0$00.00%−12,745−100.0%Sold out
Invesco Ltd.0$00.00%−10,420−100.0%Sold out
Kerr Financial Planning Corp0$00.00%−3,472−100.0%Sold out
SageView Advisory Group, LLC0$00.00%−3,317−100.0%Sold out
LSV Asset Management0$00.00%−1,500−100.0%Sold out
Sterling Capital Management LLC0$00.00%−798−100.0%Sold out
Amalgamated Bank0$00.00%−435−100.0%Sold out
Vanguard Group Inc––––Not filed