Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 5 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
Aug. 28, 2026 GRCE A 35,760 · · 35,760 Direct · Acquired (price as of 2026-10-02)
April 14, 2025 GRCE A 30,000 · · 30,000 Direct · Acquired (price as of 2026-10-02)
May 6, 2024 GRCE A 19,740 · · 19,740 Direct · Acquired (price as of 2026-10-02)
May 6, 2024 GRCE A 19,740 · · 19,740 Direct · Acquired (price as of 2026-10-02)
July 14, 2023 GRCE A 42,000 · · 42,000 Direct · Acquired (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
Aug. 28, 2026 GRCE Stock Option (Right to Buy) Common Stock (35,760) $2.12 Aug. 27, 2036 35,760 Acquired
April 14, 2025 GRCE Stock Option (Right to Buy) Common Stock (30,000) $2.08 April 14, 2035 30,000 Acquired
May 6, 2024 GRCE Stock Options (Right to Buy) Class A Common Shares (19,740) $2.96 May 6, 2034 19,740 Acquired
May 6, 2024 GRCE Stock Options (Right to Buy) Class A Common Shares (19,740) $2.96 May 6, 2034 19,740 Acquired
July 14, 2023 GRCE Stock Options (Right to Buy) Class A Common Shares (42,000) $2.64 July 14, 2033 42,000 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
May 18, 2023 GRCE Class A Common Shares 66,712 Direct

Compensation (DEF 14A)

08

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

GRCE

President, Program Management
Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2026 $310,000 · · $52,150 $93,000 · $10,500 $465,650

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