SEC Insider Transactions from Hammack Heather.

Last updated: 2026-03-16 13:04 UTC | Total transactions: 32

Hammack Heather has filed 32 insider transactions across 1 company since February 2023.

Most recent transaction: a grant/award of 1551 shares of UNITED SECURITY BANCSHARES ($UBFO) on October 28, 2025.

Activity breakdown: 1 open-market purchase and 0 sales.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Oct. 28, 2025 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director A Common Stock 1551 $0.00 16,398.0000 17,255,505 10.45% 0.01%
Jan. 28, 2025 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director A Common Stock 5000 $0.00 14,847.0000 0 50.78% 0.00%
Jan. 28, 2025 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director A Common Stock 577 $0.00 9,847.0000 0 6.22% 0.00%
Dec. 17, 2024 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director A Common Stock 338 $0.00 9,270.0000 0 3.78% 0.00%
Sept. 24, 2024 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director A Common Stock 412 $0.00 8,932.0000 0 4.84% 0.00%
June 25, 2024 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director A Common Stock 640 $0.00 8,520.0000 0 8.12% 0.00%
June 25, 2024 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director A Common Stock 640 $7.20 8,520.0000 0 8.12% 0.00%
Feb. 27, 2024 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director A Common Stock 2466 $0.00 7,880.0000 0 45.55% 0.00%
Dec. 1, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director A Restricted Stock Units 435 $0.00 435.0000 0 9999.99% 0.00%
Dec. 1, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director M Restricted Stock Units 435 $0.00 0.0000 0 100.00% 0.00%
Dec. 1, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director M Common Stock 435 $0.00 5,414.0000 0 8.74% 0.00%
Sept. 1, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director M Common Stock 452 $0.00 4,979.0000 0 9.98% 0.00%
Sept. 1, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director A Restricted Stock Units 0 $0.00 452.0000 0 0.00% 0.00%
Sept. 1, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director M Restricted Stock Units 0 $0.00 0.0000 0 0.00% 0.00%
May 22, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director P Common Stock 180 $5.96 4,003.0000 0 4.71% 0.00%
June 1, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director M Common Stock 524 $0.00 4,527.0000 0 13.09% 0.00%
June 1, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director A Restricted Stock Units 524 $0.00 524.0000 0 9999.99% 0.00%
June 1, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director M Restricted Stock Units 524 $0.00 0.0000 0 100.00% 0.00%
June 1, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director M Common Stock 524 $0.00 4,347.0000 0 13.71% 0.00%
June 1, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director A Restricted Stock Units 524 $0.00 524.0000 0 9999.99% 0.00%
June 1, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director M Restricted Stock Units 524 $0.00 0.0000 0 100.00% 0.00%
March 1, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director M Restricted Stock Units 425 $0.00 425.0000 0 50.00% 0.00%
Feb. 28, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director M Common Stock 1500 $0.00 3,398.0000 0 79.03% 0.00%
March 1, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director M Common Stock 425 $0.00 3,823.0000 0 12.51% 0.00%
Feb. 28, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director A RESTRICTED STOCK UNITS 1500 $0.00 1,500.0000 0 9999.99% 0.00%
March 1, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director M Common Stock 425 $0.00 3,823.0000 0 12.51% 0.00%
March 1, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director A RESTRICTED STOCK UNITS 425 $0.00 425.0000 0 9999.99% 0.00%
March 1, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director M Restricted Stock Units 425 $0.00 0.0000 0 100.00% 0.00%
Feb. 28, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director M Common Stock 1500 $0.00 3,398.0000 0 79.03% 0.00%
Feb. 28, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director M RESTRICTED STOCK UNITS 1500 $0.00 0.0000 0 100.00% 0.00%
Feb. 28, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director A RESTRICTED STOCK UNITS 1500 $0.00 1,500.0000 0 9999.99% 0.00%
Feb. 28, 2023 UNITED SECURITY BANCSHARES $UBFO Hammack Heather Director M RESTRICTED STOCK UNITS 1500 $0.00 0.0000 0 100.00% 0.00%