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GSI TECHNOLOGY INC — Insider Transactions

Form 4 filings by directors, officers, and 10%+ shareholders

SEC rules require corporate insiders — including directors, executive officers, and any shareholder owning more than 10% of a company's shares — to report changes in their ownership within two business days of a transaction. These disclosures are filed as Form 4. Open-market purchases (code P) are generally considered the most meaningful signal, as insiders are spending their own money.

Overview All Filings Annual Quarterly Insiders
Insider Title Type Shares Price Value Owns After Date
CHUANG PATRICK T Senior VP, Memory Design Option Exercise 20,000 $2.27 $45,400 35,166 Nov 6, 2025
Akerib Avidan VP, Associative Computing Sale 135,286 $9.05 $1,224,338 23,307 Nov 4, 2025
CHUANG PATRICK T Senior VP, Memory Design Option Exercise 40,000 $4.99 $199,600 55,166 Nov 4, 2025
Lu Ruey-Lin Option Exercise 4,000 $4.34 $17,360 56,500 Oct 31, 2025
Bradley Jack A. Sale 6,900 $3.30 $22,770 Aug 6, 2025
Akerib Avidan VP, Associative Computing Sale 10,000 $3.89 $38,900 23,307 Aug 5, 2025
NELSON BARBARA H Sale 7,236 $2.30 $16,643 Aug 15, 2024
NELSON BARBARA H Option Exercise 100 $1.87 $187 100 Aug 1, 2024
NELSON BARBARA H Option Exercise 5,706 $1.87 $10,670 5,706 Jul 31, 2024
Yau Robert Secretary Sale 235 $3.21 $754 923,614 May 15, 2024
Yau Robert VP, Engin., Sect. & Director Sale 12,500 $3.02 $37,750 927,439 Aug 29, 2023
Yau Robert VP, Engin., Sect. & Director Sale 18,740 $3.50 $65,590 955,202 Aug 24, 2023
Yau Robert VP, Engin., Sect. & Director Sale 3,497 $3.50 $12,240 973,942 Aug 23, 2023
Yau Robert VP, Engin., Sect. & Director Sale 4,000 $3.25 $13,000 Aug 11, 2023
Cholawsky Elizabeth Purchase 1,350 $3.60 $4,860 1,350 May 25, 2022
Lu Ruey-Lin Purchase 804 $3.45 $2,774 47,449 May 25, 2022
Schirle Douglas CFO Purchase 6,000 $3.36 $20,160 60,625 May 23, 2022
Lu Ruey-Lin Purchase 19,645 $3.22 $63,257 41,645 May 23, 2022
Lasserre Didier VP, Sales Purchase 4,995 $3.03 $15,135 295,288 May 17, 2022
Yau Robert VP, Engin., Sect. & Director Sale 28,324 $5.93 $167,961 989,115 Nov 22, 2021
Bradley Jack A. Option Exercise 5,000 $4.34 $21,700 8,000 Oct 26, 2021
Lu Ruey-Lin Option Exercise 6,000 $4.90 $29,400 22,000 Oct 18, 2021
Wu Ping Tak VP, U.S. Operations Option Exercise 30,000 $4.90 $147,000 172,605 Aug 26, 2021
Shu Lee-Lean President, CEO and Chairman Sale 24,793 $8.00 $198,344 1,982,417 Feb 22, 2021
Shu Lee-Lean President, CEO and Chairman Sale 13,017 $8.01 $104,266 1,982,417 Feb 16, 2021
Yau Robert VP, Engin., Sect. & Director Sale 20,000 $8.00 $160,000 1,017,439 Feb 11, 2021
Schirle Douglas CFO Purchase 4,000 $6.09 $24,360 54,625 Aug 10, 2020
Shu Lee-Lean President, CEO and Chairman Option Exercise 100,000 $6.00 $600,000 1,982,417 May 8, 2020
Yau Robert VP, Engin., Sect. & Director Option Exercise 40,000 $6.00 $240,000 1,057,439 May 4, 2020
Wu Bor-Tay VP, Taiwan Operations Sale 10,002 $8.10 $81,016 912,500 Apr 6, 2020
Lasserre Didier VP, Sales Option Exercise 6,000 $4.43 $26,580 282,922 Feb 5, 2020
Yau Robert VP, Engin., Sect. & Director Sale 7,766 $8.00 $62,128 1,018,027 Nov 6, 2019
WHIPPLE ARTHUR O Option Exercise 6,000 $3.94 $23,640 36,000 Oct 18, 2019
Yau Robert VP, Engin., Sect. & Director Sale 4,592 $9.00 $41,328 1,025,793 Sep 19, 2019
Yau Robert VP, Engin., Sect. & Director Sale 37 $9.00 $333 1,030,485 Sep 18, 2019
Wu Ping Tak VP, U.S. Operations Sale 8,880 $8.04 $71,395 139,255 Aug 12, 2019
Schirle Douglas CFO Option Exercise 2,625 $4.00 $10,500 50,265 Jul 16, 2019
Lu Ruey-Lin Option Exercise 6,000 $3.94 $23,640 16,000 Jun 20, 2019
Shu Lee-Lean President, CEO and Chairman Option Exercise 100,000 $3.43 $343,000 1,882,417 May 14, 2019
Wu Bor-Tay VP, Taiwan Operations Sale 20,625 $7.69 $158,606 912,500 May 6, 2019
Yau Robert VP, Engin., Sect. & Director Option Exercise 10,625 $3.38 $35,913 1,041,147 May 3, 2019
Yau Robert VP, Engin., Sect. & Director Option Exercise 7,946 $3.38 $26,857 1,038,468 Mar 19, 2019
Yau Robert VP, Engin., Sect. & Director Option Exercise 54 $3.38 $183 1,030,576 Feb 26, 2019
Yau Robert VP, Engin., Sect. & Director Option Exercise 2,000 $3.38 $6,760 1,032,522 Feb 15, 2019
Yau Robert VP, Engin., Sect. & Director Sale 2,000 $8.20 $16,400 1,030,522 Feb 15, 2019
Lasserre Didier VP, Sales Sale 10,625 $7.67 $81,494 275,121 Feb 5, 2019
Shu Lee-Lean President, CEO and Chairman Sale 61,875 $9.00 $556,875 1,782,417 Jan 25, 2019
Wu Ping Tak VP, U.S. Operations Option Exercise 20,625 $3.37 $69,506 125,710 Aug 30, 2018
Schirle Douglas CFO Option Exercise 8,000 $4.00 $32,000 48,000 Jun 25, 2018
Schirle Douglas CFO Option Exercise 8,000 $4.00 $32,000 48,000 Jun 25, 2018