Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 12 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

No open-market trades on record; showing all filings.

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Sept. 10, 2026 GCTS A 100,000 · · 402,701 Direct +33.04% Acquired (price as of 2026-10-05)
Sept. 19, 2025 GCTS A 75,000 · · 302,701 Direct +32.94% Acquired (price as of 2026-10-05)
March 26, 2024 GCTS A 18,676 · · 18,676 Direct · Acquired (price as of 2026-10-05)
March 26, 2024 GCTS A 59,952 · · 59,952 Direct · Acquired (price as of 2026-10-05)
March 26, 2024 GCTS A 3,731 · · 3,731 Direct · Acquired (price as of 2026-10-05)
March 26, 2024 GCTS A 12,415 · · 227,701 Direct +5.77% Acquired (price as of 2026-10-05)
March 26, 2024 GCTS A 215,286 · · 215,286 Direct · Acquired (price as of 2026-10-05)
March 26, 2024 GCTS A 82,359 · · 3,731 Direct · Acquired (price as of 2026-10-05)
March 26, 2024 GCTS A 59,952 · · 59,952 Direct · Acquired (price as of 2026-10-05)
March 26, 2024 GCTS A 18,676 · · 18,676 Direct · Acquired (price as of 2026-10-05)
March 26, 2024 GCTS A 12,415 · · 12,415 Direct · Acquired (price as of 2026-10-05)
March 26, 2024 GCTS A 215,285 · · 215,285 Direct · Acquired (price as of 2026-10-05)

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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
March 26, 2024 GCTS Stock Option (Right to Buy) Common Stock (18,676) $0.11 Nov. 4, 2031 18,676 Acquired
March 26, 2024 GCTS Stock Option (Right to Buy) Common Stock (59,952) $0.11 June 8, 2030 59,952 Acquired
March 26, 2024 GCTS Stock Option (Right to Buy) Common Stock (3,731) $0.11 April 19, 2029 3,731 Acquired
March 26, 2024 GCTS Stock Option (Right to Buy) Common Stock (3,731) $0.11 Jan. 1, 2029 82,359 Acquired
March 26, 2024 GCTS Stock Option (Right to Buy) Common Stock (59,952) $0.11 Jan. 1, 2030 59,952 Acquired
March 26, 2024 GCTS Stock Option (Right to Buy) Common Stock (18,676) $0.11 Jan. 1, 2031 18,676 Acquired

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