Insider at

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Insider transactions

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0 buys (P) 0 sells (S) Net: $0 + 7 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

7 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Sept. 25, 2023 GRCE P 422,732 $0.12 $50,728 422,732 Indirect · Acquired 1625.0% (price as of 2026-10-02)
Sept. 25, 2023 GRCE P 676,371 $1.85 $1,251,286 1,188,076 Indirect +132.18% Acquired 11.9% (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.

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DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Sept. 17, 2026 GRCE Stock Option (Right to Buy) Common Stock (12,200) $2.13 Sept. 16, 2036 12,200 Acquired
Jan. 8, 2026 GRCE Stock Option (Right to Buy) Common Stock (10,000) $3.80 Jan. 8, 2036 10,000 Acquired
May 9, 2025 GRCE Stock Option (Right to Buy) Common Stock (10,000) $2.72 May 9, 2035 10,000 Acquired
Dec. 19, 2023 GRCE Stock Options (Right to Buy) Class A Common Shares (10,000) $2.12 Dec. 19, 2033 10,000 Acquired
Sept. 25, 2023 GRCE Common Warrants (right to buy) Common Shares (422,732) $3.00 · 422,732 Acquired
July 14, 2023 GRCE Stock Options (Right to Buy) Class A Common Shares (12,500) $2.64 July 14, 2033 12,500 Acquired
Sept. 28, 2022 GRCE Stock Options (Right to Buy) Class A Common Shares (45,000) · Sept. 28, 2032 45,000 Acquired
Nov. 12, 2021 GRCE Stock Options (Right to Buy) Class A Common Shares (42,100) · Nov. 12, 2031 42,100 Acquired

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

Initial ownership (Form 3) 2 holdings

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

DateTickerSecuritySharesOwnership
Sept. 28, 2021 GRCE CLASS A COMMON SHARES 3,070,229 Indirect
Sept. 28, 2021 GRCE CLASS A COMMON SHARES 746,064 Indirect