Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 2 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

2 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
April 25, 2022 GLSI P 1,000 $16.25 $16,250 90,121 Direct +1.12% Acquired 4.5% (price as of 2026-10-02)
Jan. 13, 2022 GLSI P 1,000 $19.99 $19,990 89,121 Direct +1.13% Acquired -15.1% (price as of 2026-10-02)
Dec. 14, 2021 GLSI P 1,111 $26.99 $29,986 88,121 Direct +1.28% Acquired -37.1% (price as of 2026-10-02)
Nov. 23, 2020 GLSI P 1,000 $5.10 $5,100 87,010 Direct +1.16% Acquired 232.9% (price as of 2026-10-02)
Sept. 29, 2020 GLSI P 1,739 $5.75 $9,999 86,010 Direct +2.06% Acquired 195.3% (price as of 2026-10-02)

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
Dec. 24, 2024 GLSI Stock Options Common Stock (104,890) $12.16 Dec. 24, 2034 104,890 Acquired
June 22, 2022 GLSI Stock Options Common Stock (104,890) $7.63 June 22, 2032 104,890 Acquired

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

Initial ownership (Form 3) 1 holding

07

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

DateTickerSecuritySharesOwnership
Sept. 24, 2020 GLSI Common stock 84,271 Direct