UBFO

United Security Bancshares

Insider trading activity for United Security Bancshares, straight from SEC Form 4 filings. Net figures below count open-market buys and sales only — grants, option exercises and tax withholding are excluded because they are compensation, not decisions to trade.

Past 3 months

net buying

Bought(0 · 0 insiders): $0
Sold(0 · 0 insiders): $0

Past 6 months

net buying

Bought(0 · 0 insiders): $0
Sold(0 · 0 insiders): $0

Past 12 months

net buying

Bought(0 · 0 insiders): $0
Sold(0 · 0 insiders): $0

Transaction history

The 65 most recent Form 4 transactions.

Open in screener →

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Apr 1	Williams Kevin J	SVP/Chief Banking…	DTOISS↺	49,575	—	—	-100.0%	Open the original filing on SEC.gov
Apr 1	Westerlund Dora	Director	DTOISS◆↺	15,000	—	—	—	Open the original filing on SEC.gov
Apr 1	Westerlund Dora	Director	DTOISS↺	18,770	—	—	-100.0%	Open the original filing on SEC.gov
Apr 1	Yarbenet William M.	SVP & CCO	DTOISS↺	75,475.04	—	—	-100.0%	Open the original filing on SEC.gov
Apr 1	Woods Dennis R	CEO	DTOISS↺	946,011	—	—	-100.0%	Open the original filing on SEC.gov
Apr 1	Woods Dennis R	CEO	DTOISS↺	230,202	—	—	-100.0%	Open the original filing on SEC.gov
Apr 1	Tkacz Brian	Director	DTOISS◆↺	15,000	—	—	—	Open the original filing on SEC.gov
Apr 1	Tkacz Brian	Director	DTOISS↺	16,871	—	—	-100.0%	Open the original filing on SEC.gov
Apr 1	Saunders Porsche A	SVP	DTOISS↺	8,010.14	—	—	-100.0%	Open the original filing on SEC.gov
Apr 1	Saunders Porsche A	SVP	DTOISS↺	48,608.81	—	—	-100.0%	Open the original filing on SEC.gov
Apr 1	Quigley Susan	Director	DTOISS◆↺	15,000	—	—	—	Open the original filing on SEC.gov
Apr 1	Quigley Susan	Director	DTOISS↺	24,887	—	—	-100.0%	Open the original filing on SEC.gov
Apr 1	Oberg Robert C Jr	SVP & Chief Risk Officer	DTOISS↺	29,469.39	—	—	-100.0%	Open the original filing on SEC.gov
Apr 1	Newby Kenneth D	Director	DTOISS↺	14,911.16	—	—	-100.0%	Open the original filing on SEC.gov
Apr 1	Newby Kenneth D	Director	DTOISS↺	39,953.9	—	—	-100.0%	Open the original filing on SEC.gov
Apr 1	Mahmood Nabeel	Director	DTOISS◆↺	15,000	—	—	—	Open the original filing on SEC.gov
Apr 1	Mahmood Nabeel	Director	DTOISS↺	23,556.88	—	—	-100.0%	Open the original filing on SEC.gov
Apr 1	Kinross David A	SVP & Chief Financial…	DTOISS↺	95,733	—	—	-100.0%	Open the original filing on SEC.gov
Apr 1	Hammack Heather	Director	DTOISS◆↺	15,000	—	—	—	Open the original filing on SEC.gov
Apr 1	Hammack Heather	Director	DTOISS↺	16,398	$10.51	$172.3K	-100.0%	Open the original filing on SEC.gov
Apr 1	Gill Jagroop	Director	DTOISS↺	1.3M	—	—	-100.0%	Open the original filing on SEC.gov
Apr 1	Gill Jagroop	Director	DTOISS↺	376.74	—	—	-100.0%	Open the original filing on SEC.gov
Apr 1	Ellithorpe G Thompson	Director	DTOISS↺	98,420	—	—	-100.0%	Open the original filing on SEC.gov
Apr 1	Ellithorpe G Thompson	Director	DTOISS↺	89,011.83	—	—	-100.0%	Open the original filing on SEC.gov
Apr 1	Cavalla Stanley J	Director	DTOISS↺	270	—	—	-100.0%	Open the original filing on SEC.gov
Apr 1	Cavalla Stanley J	Director	DTOISS↺	679,453	—	—	-100.0%	Open the original filing on SEC.gov
Mar 24	Oberg Robert C Jr	SVP & Chief Risk Officer	FTAX	3,036	—	—	-9.3%	Open the original filing on SEC.gov
Mar 24	Oberg Robert C Jr	SVP & Chief Risk Officer	MEXER	7,391	—	—	+29.4%	Open the original filing on SEC.gov
Mar 24	Williams Kevin J	SVP/Chief Banking…	FTAX↺	6,644	—	—	-100.0%	Open the original filing on SEC.gov
Mar 24	Williams Kevin J	SVP/Chief Banking…	FTAX↺	27,618	—	—	-100.0%	Open the original filing on SEC.gov
Mar 24	Woods Dennis R	CEO	FTAX↺	10,644	—	—	-100.0%	Open the original filing on SEC.gov
Mar 24	Saunders Porsche A	SVP	FTAX↺	13,389	—	—	-100.0%	Open the original filing on SEC.gov
Mar 24	Kinross David A	SVP & Chief Financial…	FTAX↺	28,236	—	—	-100.0%	Open the original filing on SEC.gov
Jan 27	Williams Kevin J	SVP/Chief Banking…	AGRANT	2,837	—	—	+3.5%	Open the original filing on SEC.gov
Jan 27	Yarbenet William M.	SVP & CCO	AGRANT	2,785	—	—	+3.8%	Open the original filing on SEC.gov
Jan 27	Woods Dennis R	CEO	AGRANT	9,920	—	—	+1.1%	Open the original filing on SEC.gov
Jan 27	Saunders Porsche A	SVP	AGRANT	3,245	—	—	+5.5%	Open the original filing on SEC.gov
Jan 27	Kinross David A	SVP & Chief Financial…	AGRANT	2,872	—	—	+2.4%	Open the original filing on SEC.gov
Dec 31, 2025	Kinross David A	SVP & Chief Financial…	MEXER	2,500	—	—	+2.1%	Open the original filing on SEC.gov
Dec 1, 2025	Oberg Robert C Jr	SVP & Chief Risk Officer	FTAX↺	513	—	—	-2.2%	Open the original filing on SEC.gov
Dec 1, 2025	Oberg Robert C Jr	SVP & Chief Risk Officer	FTAX↺	493	—	—	-2.1%	Open the original filing on SEC.gov
Dec 1, 2025	Oberg Robert C Jr	SVP & Chief Risk Officer	MEXER↺	1,683	—	—	+7.5%	Open the original filing on SEC.gov
Dec 1, 2025	Oberg Robert C Jr	SVP & Chief Risk Officer	MEXER↺	1,586	—	—	+7.6%	Open the original filing on SEC.gov
Oct 30, 2025	Yarbenet William M.	SVP & CCO	JOTHER	820.51	$9.14	$7.5K	+1.1%	Open the original filing on SEC.gov
Oct 30, 2025	Newby Kenneth D	Director	JOTHER	491.76	$9.14	$4.5K	+1.3%	Open the original filing on SEC.gov
Oct 28, 2025	Westerlund Dora	Director	AGRANT	2,401	—	—	+14.7%	Open the original filing on SEC.gov
Oct 28, 2025	Woods Dennis R	CEO	AGRANT	1,308	—	—	+0.1%	Open the original filing on SEC.gov
Oct 28, 2025	Tkacz Brian	Director	AGRANT	1,599	—	—	+10.5%	Open the original filing on SEC.gov
Oct 28, 2025	Quigley Susan	Director	AGRANT	1,840	—	—	+8.0%	Open the original filing on SEC.gov
Oct 28, 2025	Newby Kenneth D	Director	AGRANT	1,865	—	—	+5.0%	Open the original filing on SEC.gov
Oct 28, 2025	Mahmood Nabeel	Director	AGRANT	2,333	—	—	+11.4%	Open the original filing on SEC.gov
Oct 28, 2025	Hammack Heather	Director	AGRANT	1,551	—	—	+10.4%	Open the original filing on SEC.gov
Oct 28, 2025	Gill Jagroop	Director	AGRANT	1,385	—	—	+0.1%	Open the original filing on SEC.gov
Oct 28, 2025	Ellithorpe G Thompson	Director	AGRANT	2,804	—	—	+2.9%	Open the original filing on SEC.gov
Oct 28, 2025	Cavalla Stanley J	Director	AGRANT	1,340	—	—	+0.2%	Open the original filing on SEC.gov
Oct 21, 2025	Newby Kenneth D	Director	JOTHER	198.6	$8.89	$1.8K	+1.4%	Open the original filing on SEC.gov
Sep 23, 2025	Williams Kevin J	SVP/Chief Banking…	AGRANT	81,000	$9.66	$782.5K	—	Open the original filing on SEC.gov
Aug 7, 2025	Gill Jagroop	Director	PBUY↺	55,814	$8.34	$465.3K	+4.5%	Open the original filing on SEC.gov
Aug 4, 2025	Yarbenet William M.	SVP & CCO	JOTHER	846.83	$8.73	$7.4K	+1.2%	Open the original filing on SEC.gov
Aug 4, 2025	Newby Kenneth D	Director	JOTHER	507.53	$8.73	$4.4K	+1.3%	Open the original filing on SEC.gov
Jul 22, 2025	Newby Kenneth D	Director	JOTHER	195.08	$8.93	$1.7K	+1.3%	Open the original filing on SEC.gov
May 29, 2025	Ellithorpe G Thompson	Director	PBUY	1,948.61	$9.79	$19.1K	+2.3%	Open the original filing on SEC.gov
May 8, 2025	Yarbenet William M.	SVP & CCO	AGRANT	1,539.3	—	—	+2.2%	Open the original filing on SEC.gov
May 6, 2025	Newby Kenneth D	Director	AGRANT	372.8	—	—	+2.6%	Open the original filing on SEC.gov
May 6, 2025	Newby Kenneth D	Director	AGRANT	795.64	—	—	+2.2%	Open the original filing on SEC.gov

DTOISS↺—

Williams Kevin J · SVP/Chief Banking…Apr 1

49,575 sh · -100.0% own

DTOISS◆↺—

Westerlund Dora · DirectorApr 1

15,000 sh

DTOISS↺—

Westerlund Dora · DirectorApr 1

18,770 sh · -100.0% own

DTOISS↺—

Yarbenet William M. · SVP & CCOApr 1

75,475.04 sh · -100.0% own

DTOISS↺—

Woods Dennis R · CEOApr 1

946,011 sh · -100.0% own

DTOISS↺—

Woods Dennis R · CEOApr 1

230,202 sh · -100.0% own

DTOISS◆↺—

Tkacz Brian · DirectorApr 1

15,000 sh

DTOISS↺—

Tkacz Brian · DirectorApr 1

16,871 sh · -100.0% own

DTOISS↺—

Saunders Porsche A · SVPApr 1

8,010.14 sh · -100.0% own

DTOISS↺—

Saunders Porsche A · SVPApr 1

48,608.81 sh · -100.0% own

DTOISS◆↺—

Quigley Susan · DirectorApr 1

15,000 sh

DTOISS↺—

Quigley Susan · DirectorApr 1

24,887 sh · -100.0% own

DTOISS↺—

Oberg Robert C Jr · SVP & Chief Risk…Apr 1

29,469.39 sh · -100.0% own

DTOISS↺—

Newby Kenneth D · DirectorApr 1

14,911.16 sh · -100.0% own

DTOISS↺—

Newby Kenneth D · DirectorApr 1

39,953.9 sh · -100.0% own

DTOISS◆↺—

Mahmood Nabeel · DirectorApr 1

15,000 sh

DTOISS↺—

Mahmood Nabeel · DirectorApr 1

23,556.88 sh · -100.0% own

DTOISS↺—

Kinross David A · SVP & Chief…Apr 1

95,733 sh · -100.0% own

DTOISS◆↺—

Hammack Heather · DirectorApr 1

15,000 sh

DTOISS↺$172.3K

Hammack Heather · DirectorApr 1

16,398 sh @ $10.51 · -100.0% own

DTOISS↺—

Gill Jagroop · DirectorApr 1

1.3M sh · -100.0% own

DTOISS↺—

Gill Jagroop · DirectorApr 1

376.74 sh · -100.0% own

DTOISS↺—

Ellithorpe G Thompson · DirectorApr 1

98,420 sh · -100.0% own

DTOISS↺—

Ellithorpe G Thompson · DirectorApr 1

89,011.83 sh · -100.0% own

DTOISS↺—

Cavalla Stanley J · DirectorApr 1

270 sh · -100.0% own

DTOISS↺—

Cavalla Stanley J · DirectorApr 1

679,453 sh · -100.0% own

FTAX—

Oberg Robert C Jr · SVP & Chief Risk…Mar 24

3,036 sh · -9.3% own

MEXER—

Oberg Robert C Jr · SVP & Chief Risk…Mar 24

7,391 sh · +29.4% own

FTAX↺—

Williams Kevin J · SVP/Chief Banking…Mar 24

6,644 sh · -100.0% own

FTAX↺—

Williams Kevin J · SVP/Chief Banking…Mar 24

27,618 sh · -100.0% own

FTAX↺—

Woods Dennis R · CEOMar 24

10,644 sh · -100.0% own

FTAX↺—

Saunders Porsche A · SVPMar 24

13,389 sh · -100.0% own

FTAX↺—

Kinross David A · SVP & Chief…Mar 24

28,236 sh · -100.0% own

AGRANT—

Williams Kevin J · SVP/Chief Banking…Jan 27

2,837 sh · +3.5% own

AGRANT—

Yarbenet William M. · SVP & CCOJan 27

2,785 sh · +3.8% own

AGRANT—

Woods Dennis R · CEOJan 27

9,920 sh · +1.1% own

AGRANT—

Saunders Porsche A · SVPJan 27

3,245 sh · +5.5% own

AGRANT—

Kinross David A · SVP & Chief…Jan 27

2,872 sh · +2.4% own

MEXER—

Kinross David A · SVP & Chief…Dec 31, 2025

2,500 sh · +2.1% own

FTAX↺—

Oberg Robert C Jr · SVP & Chief Risk…Dec 1, 2025

513 sh · -2.2% own

FTAX↺—

Oberg Robert C Jr · SVP & Chief Risk…Dec 1, 2025

493 sh · -2.1% own

MEXER↺—

Oberg Robert C Jr · SVP & Chief Risk…Dec 1, 2025

1,683 sh · +7.5% own

MEXER↺—

Oberg Robert C Jr · SVP & Chief Risk…Dec 1, 2025

1,586 sh · +7.6% own

JOTHER$7.5K

Yarbenet William M. · SVP & CCOOct 30, 2025

820.51 sh @ $9.14 · +1.1% own

JOTHER$4.5K

Newby Kenneth D · DirectorOct 30, 2025

491.76 sh @ $9.14 · +1.3% own

AGRANT—

Westerlund Dora · DirectorOct 28, 2025

2,401 sh · +14.7% own

AGRANT—

Woods Dennis R · CEOOct 28, 2025

1,308 sh · +0.1% own

AGRANT—

Tkacz Brian · DirectorOct 28, 2025

1,599 sh · +10.5% own

AGRANT—

Quigley Susan · DirectorOct 28, 2025

1,840 sh · +8.0% own

AGRANT—

Newby Kenneth D · DirectorOct 28, 2025

1,865 sh · +5.0% own

AGRANT—

Mahmood Nabeel · DirectorOct 28, 2025

2,333 sh · +11.4% own

AGRANT—

Hammack Heather · DirectorOct 28, 2025

1,551 sh · +10.4% own

AGRANT—

Gill Jagroop · DirectorOct 28, 2025

1,385 sh · +0.1% own

AGRANT—

Ellithorpe G Thompson · DirectorOct 28, 2025

2,804 sh · +2.9% own

AGRANT—

Cavalla Stanley J · DirectorOct 28, 2025

1,340 sh · +0.2% own

JOTHER$1.8K

Newby Kenneth D · DirectorOct 21, 2025

198.6 sh @ $8.89 · +1.4% own

AGRANT$782.5K

Williams Kevin J · SVP/Chief Banking…Sep 23, 2025

81,000 sh @ $9.66

PBUY↺$465.3K

Gill Jagroop · DirectorAug 7, 2025

55,814 sh @ $8.34 · +4.5% own

JOTHER$7.4K

Yarbenet William M. · SVP & CCOAug 4, 2025

846.83 sh @ $8.73 · +1.2% own

JOTHER$4.4K

Newby Kenneth D · DirectorAug 4, 2025

507.53 sh @ $8.73 · +1.3% own

JOTHER$1.7K

Newby Kenneth D · DirectorJul 22, 2025

195.08 sh @ $8.93 · +1.3% own

PBUY$19.1K

Ellithorpe G Thompson · DirectorMay 29, 2025

1,948.61 sh @ $9.79 · +2.3% own

AGRANT—

Yarbenet William M. · SVP & CCOMay 8, 2025

1,539.3 sh · +2.2% own

AGRANT—

Newby Kenneth D · DirectorMay 6, 2025

372.8 sh · +2.6% own

AGRANT—

Newby Kenneth D · DirectorMay 6, 2025

795.64 sh · +2.2% own

Filing record

How quickly insiders here report their trades. Section 16 allows two business days from the transaction.

2 of 21 filings we hold were filed after the two-business-day deadline. The furthest past the deadline was 81 business days late.

Form 4 filings made after the two-business-day deadline, with the transaction date, the filing date and the number of business days between them.
Traded	Filed	Insider	Past deadline	Largest line	Source
Jul 22, 2025	Nov 19, 2025	Newby Kenneth DDirector	81days · about 4 months	$4.5K	Filing ↗
Aug 4, 2025	Nov 19, 2025	Yarbenet William M.SVP & CCO	72days · about 3 months	$7.5K	Filing ↗

Newby Kenneth DDirector

81days · about 4 months

Traded Jul 22, 2025 · filed Nov 19, 2025Filing ↗

Yarbenet William M.SVP & CCO

72days · about 3 months

Traded Aug 4, 2025 · filed Nov 19, 2025Filing ↗

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Insiders at this company

Everyone who has filed a Form 4 for this issuer.

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