Didier Lasserre

CIK 1394410 · View on SEC EDGAR ↗

Insider

First SEC filing: April 3, 2007 · Latest: April 3, 2007

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Insider at

Insider transactions

0 buys (P) 1 sells (S) Net: $-279,300 + 41 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

41 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
May 21, 2026 GSIT S 30,000 $9.31 $279,300 310,907 Direct -8.80% Disposed -37.2% (price as of 2026-08-20)
May 17, 2022 GSIT P 4,995 $3.03 $15,135 295,288 Direct +1.72% Acquired 93.1% (price as of 2026-08-20)
May 17, 2022 GSIT P 5 $3.02 $15 290,293 Direct 0.00% Acquired 93.7% (price as of 2026-08-20)
Feb. 7, 2020 GSIT S 4,000 $7.66 $30,640 285,745 Direct -1.38% Disposed -23.6% (price as of 2026-08-20)
Feb. 6, 2020 GSIT S 6,000 $7.90 $47,400 276,922 Direct -2.12% Disposed -25.9% (price as of 2026-08-20)
Feb. 5, 2020 GSIT S 1,802 $8.01 $14,434 276,922 Direct -0.65% Disposed -27.0% (price as of 2026-08-20)
Feb. 5, 2019 GSIT S 10,625 $7.67 $81,494 275,121 Direct -3.72% Disposed -23.7% (price as of 2026-08-20)
Feb. 2, 2018 GSIT S 10,000 $7.91 $79,100 263,604 Direct -3.65% Disposed -26.0% (price as of 2026-08-20)
Dec. 10, 2013 GSIT S 10b5-1 10,625 $6.36 $67,575 252,854 Direct -4.03% Disposed -8.0% (price as of 2026-08-20)
Dec. 10, 2013 GSIT S 10b5-1 10,000 $6.42 $64,200 242,854 Direct -3.95% Disposed -8.9% (price as of 2026-08-20)
March 22, 2010 GSIT S 10b5-1 20,626 $4.54 $93,642 0 Direct -100.00% Disposed 28.9% (price as of 2026-08-20)
Feb. 25, 2009 GSIT P 5,000 $2.20 $11,000 198,625 Direct +2.58% Acquired 165.9% (price as of 2026-08-20)
Nov. 21, 2007 GSIT P 1,000 $2.32 $2,320 193,625 Direct +0.52% Acquired 152.2% (price as of 2026-08-20)
Nov. 20, 2007 GSIT P 2,000 $2.34 $4,680 192,625 Direct +1.05% Acquired 150.0% (price as of 2026-08-20)
Aug. 9, 2007 GSIT P 250 $3.06 $765 190,625 Direct +0.13% Acquired 91.2% (price as of 2026-08-20)
Aug. 9, 2007 GSIT P 4,750 $3.05 $14,488 190,375 Direct +2.56% Acquired 91.8% (price as of 2026-08-20)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
Aug. 13, 2026 GSIT Stock Option (right to buy) Common Stock (40,000) $6.76 Aug. 13, 2036 40,000 Acquired
May 21, 2026 GSIT Stock Option (right to buy) Common Stock (30,000) $4.99 Aug. 1, 2026 30,000 Disposed
Feb. 2, 2026 GSIT Stock Option (right to buy) Common Stock (20,000) $7.23 Feb. 2, 2036 20,000 Acquired
Aug. 4, 2025 GSIT Stock Option (right to buy) Common Stock (40,000) $3.96 Aug. 4, 2035 40,000 Acquired
May 5, 2025 GSIT Stock Option (right to buy) Common Stock (20,000) $3.68 May 5, 2035 20,000 Acquired
July 29, 2024 GSIT Stock Option (right to buy) Common Stock (40,000) $2.94 July 29, 2034 40,000 Acquired
Jan. 29, 2024 GSIT Stock Option (right to buy) Common Stock (20,000) $1.92 Jan. 29, 2034 20,000 Acquired
July 31, 2023 GSIT Stock Option (right to buy) Common Stock (40,000) $4.39 July 31, 2033 40,000 Acquired
Dec. 2, 2022 GSIT Stock Option (right to buy) Common Stock (20,000) $2.27 Dec. 2, 2032 20,000 Acquired
Aug. 1, 2022 GSIT Stock Option (right to buy) Common Stock (40,000) $4.08 Aug. 1, 2032 40,000 Acquired
Aug. 2, 2021 GSIT Stock Option (right to buy) Common Stock (40,000) $5.58 Aug. 2, 2031 40,000 Acquired
Aug. 3, 2020 GSIT Stock Option (right to buy) Common Stock (40,000) $5.83 Aug. 3, 2030 40,000 Acquired
Feb. 7, 2020 GSIT Stock Option (right to buy) Common Stock (12,823) $4.43 Feb. 8, 2020 12,823 Disposed
Feb. 6, 2020 GSIT Stock Option (right to buy) Common Stock (6,000) $4.43 Feb. 8, 2020 6,000 Disposed
Feb. 5, 2020 GSIT Stock Option (right to buy) Common Stock (1,802) $4.43 Feb. 8, 2020 1,802 Disposed
July 29, 2019 GSIT Stock Option (right to buy) Common Stock (40,000) $8.30 July 29, 2029 40,000 Acquired
Feb. 5, 2019 GSIT Stock Option (right to buy) Common Stock (20,625) $2.43 Feb. 9, 2019 20,625 Acquired
Feb. 2, 2018 GSIT Stock Option (right to buy) Common Stock (20,625) $2.83 Feb. 4, 2018 20,625 Acquired
July 31, 2017 GSIT Stock Option (right to buy) Common Stock (30,000) $7.26 July 31, 2027 30,000 Acquired
Aug. 1, 2016 GSIT Stock Option (right to buy) Common Stock (30,000) $4.99 Aug. 1, 2026 30,000 Acquired
Aug. 3, 2015 GSIT Stock Option (right to buy) Common Stock (30,000) $4.98 Aug. 3, 2025 30,000 Acquired
Aug. 11, 2014 GSIT Stock Option (right to buy) Common Stock (30,000) $5.23 Aug. 11, 2024 30,000 Acquired
Dec. 10, 2013 GSIT Stock Option (right to buy) Common Stock (20,625) $3.50 Dec. 15, 2013 20,625 Disposed
July 29, 2013 GSIT Stock Option (right to buy) Common Stock (15,000) $6.86 July 29, 2023 15,000 Acquired
Feb. 4, 2013 GSIT Stock Option (right to buy) Common Stock (30,000) $6.45 Feb. 4, 2023 30,000 Acquired
July 3, 2012 GSIT Stock Option (right to buy) Common Stock (30,000) $4.00 July 15, 2012 30,000 Disposed
Jan. 30, 2012 GSIT Stock Option (right to buy) Common Stock (30,000) $4.92 Jan. 30, 2022 30,000 Acquired
Jan. 31, 2011 GSIT Stock Option (right to buy) Common Stock (30,000) $9.20 Jan. 31, 2021 30,000 Acquired
March 22, 2010 GSIT Stock Option (right to buy) Common Stock (20,625) $2.00 March 27, 2010 20,625 Disposed
Feb. 8, 2010 GSIT Stock Option (right to buy) Common Stock (20,625) $4.43 Feb. 8, 2020 20,625 Acquired
Feb. 9, 2009 GSIT Stock Option (right to buy) Common Stock (20,625) $2.43 Feb. 9, 2019 20,625 Acquired
Feb. 4, 2008 GSIT Stock Option (right to buy) Common Stock (20,625) $2.83 Feb. 4, 2018 20,625 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 26 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
April 3, 2007 GSIT Common Stock 185,625 Direct
April 3, 2007 GSIT Stock Option (right to buy)→ Common Stock (10,313) 10,313 Direct
April 3, 2007 GSIT Stock Option (right to buy)→ Common Stock (10,313) 10,313 Direct
April 3, 2007 GSIT Stock Option (right to buy)→ Common Stock (30,000) 30,000 Direct
April 3, 2007 GSIT Stock Option (right to buy)→ Common Stock (20,625) 20,625 Direct
April 3, 2007 GSIT Stock Option (right to buy)→ Common Stock (20,625) 20,625 Direct
April 3, 2007 GSIT Stock Option (right to buy)→ Common Stock (20,625) 20,625 Direct
April 3, 2007 GSIT Stock Option (right to buy)→ Common Stock (18,181) 18,181 Direct
April 3, 2007 GSIT Stock Option (right to buy)→ Common Stock (18,181) 18,181 Direct
April 3, 2007 GSIT Stock Option (right to buy)→ Common Stock (18,181) 18,181 Direct
April 3, 2007 GSIT Stock Option (right to buy)→ Common Stock (2,445) 2,445 Direct
April 3, 2007 GSIT Stock Option (right to buy)→ Common Stock (2,445) 2,445 Direct
April 3, 2007 GSIT Stock Option (right to buy)→ Common Stock (2,445) 2,445 Direct
March 28, 2007 GSIT Common Stock 185,625 Direct
March 28, 2007 GSIT Stock Option (right to buy)→ Common Stock (10,313) 10,313 Direct
March 28, 2007 GSIT Stock Option (right to buy)→ Common Stock (10,313) 10,313 Direct
March 28, 2007 GSIT Stock Option (right to buy)→ Common Stock (30,000) 30,000 Direct
March 28, 2007 GSIT Stock Option (right to buy)→ Common Stock (20,625) 20,625 Direct
March 28, 2007 GSIT Stock Option (right to buy)→ Common Stock (20,625) 20,625 Direct
March 28, 2007 GSIT Stock Option (right to buy)→ Common Stock (20,625) 20,625 Direct
March 28, 2007 GSIT Stock Option (right to buy)→ Common Stock (18,181) 18,181 Direct
March 28, 2007 GSIT Stock Option (right to buy)→ Common Stock (18,181) 18,181 Direct
March 28, 2007 GSIT Stock Option (right to buy)→ Common Stock (18,181) 18,181 Direct
March 28, 2007 GSIT Stock Option (right to buy)→ Common Stock (2,445) 2,445 Direct
March 28, 2007 GSIT Stock Option (right to buy)→ Common Stock (2,445) 2,445 Direct
March 28, 2007 GSIT Stock Option (right to buy)→ Common Stock (2,445) 2,445 Direct

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

GSIT

President, Sales
Fiscal year Salary Bonus Stock awards Option awards Non-equity incentive Pension change Other Total
2025 $290,441 — — $84,800 $27,414 — $5,400 $408,055
2024 $290,441 — — $139,725 $44,540 — $5,400 $480,106
2022 $322,712 — — $93,452 $205,340 — $5,400 $626,904

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.