Insider at

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Insider transactions

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0 buys (P) 0 sells (S) Net: $0 + 9 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

9 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Sept. 8, 2021 CGEM S 10b5-1 11,000 $28.45 $312,950 0 Direct -100.00% Disposed -45.5% (price as of 2026-10-02)
Aug. 10, 2021 CGEM S 10b5-1 11,000 $27.00 $297,000 0 Direct -100.00% Disposed -42.6% (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
Feb. 17, 2023 CGEM Stock Option (Right to Buy) Common Stock (77,000) $11.34 Feb. 16, 2033 77,000 Acquired
Feb. 11, 2022 CGEM Stock Option (Right to Buy) Common Stock (75,000) $13.60 Feb. 10, 2032 75,000 Acquired
Sept. 8, 2021 CGEM Stock Option (Right to Buy) Common Stock (11,000) $4.30 Oct. 28, 2030 11,000 Disposed
Aug. 10, 2021 CGEM Stock Option (Right to Buy) Common Stock (11,000) $4.30 Oct. 28, 2030 11,000 Disposed
Jan. 7, 2021 CGEM Stock Option (Right to Buy) Common Stock (286,665) $21.00 Jan. 6, 2031 286,665 Acquired

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

Initial ownership (Form 3) 3 holdings

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

DateTickerSecuritySharesOwnership
Jan. 7, 2021 CGEM Common Stock 341,434 Indirect
Jan. 7, 2021 CGEM Stock Option Units (Right to Buy)→ Common Stock (262,114) 262,114 Direct
Jan. 7, 2021 CGEM Stock Option Units (Right to Buy)→ Common Stock (407,993) 407,993 Direct

Compensation (DEF 14A)

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

CGEM

Ph.D. Chief Scientific Officer
Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2022 $463,500 $266,234 · · · · $34,000 $1,959,984
2021 $450,000 $218,000 · · · · $34,800 $4,675,977
2020 $436,997 $266,131 · · · · $34,800 $5,353,496

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