Insider at

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Insider transactions

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0 buys (P) 0 sells (S) Net: $0 + 20 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

20 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
July 28, 2025 CALC P 1,000 $3.96 $3,960 12,944 Direct +8.37% Acquired -91.9% (price as of 2026-10-02)
July 25, 2025 CALC S 1,000 $3.65 $3,650 0 Indirect -100.00% Disposed -91.2% (price as of 2026-10-02)
July 1, 2025 CALC P 1,000 $1.85 $1,850 1,000 Indirect · Acquired -82.7% (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. 24, 2026 CALC Employee Stock Option (Right to Buy) Common Stock (180,000) $1.74 Sept. 23, 2036 180,000 Acquired
June 24, 2025 CALC Employee Stock Option (Right to Buy) Common Stock (47,125) $1.53 April 22, 2035 47,125 Acquired
April 23, 2025 CALC Employee Stock Option (Right to Buy) Common Stock (125,000) $1.53 April 22, 2035 125,000 Acquired
April 5, 2025 CALC Employee Stock Option (Right to Buy) Common Stock (65,124) $0.58 April 4, 2036 65,124 Acquired
Aug. 27, 2024 CALC Employee Stock Option (Right to Buy) Common Stock (62,500) $4.16 Aug. 26, 2034 62,500 Acquired
March 28, 2024 CALC Employee Stock Option (Right to Buy) Common Stock (62,500) $4.16 March 27, 2034 62,500 Acquired
May 8, 2023 CALC Employee Stock Option (Right to Buy) Common Stock (68,988) $3.25 May 7, 2033 68,988 Acquired
March 20, 2023 CALC Employee Stock Option (right to buy) Common Stock (1,877) $17.34 March 19, 2023 1,877 Acquired
March 20, 2023 CALC Employee Stock Option (right to buy) Common Stock (18,991) $17.34 March 19, 2033 18,991 Acquired
March 20, 2023 CALC Employee Stock Option (right to buy) Common Stock (2,090) $17.34 March 19, 2033 2,090 Acquired
March 20, 2023 CALC Employee Stock Option (right to buy) Common Stock (1,954) $10.42 Aug. 30, 2032 1,954 Acquired
March 20, 2023 CALC Employee Stock Option (right to buy) Common Stock (661) $10.42 Aug. 30, 2032 661 Acquired
March 20, 2023 CALC Employee Stock Option (right to buy) Common Stock (5,472) $19.45 July 12, 2032 5,472 Acquired
March 20, 2023 CALC Employee Stock Option (right to buy) Common Stock (7,264) $7.99 June 30, 2031 7,264 Acquired
March 20, 2023 CALC Employee Stock Option (right to buy) Common Stock (13,147) $7.99 April 27, 2031 13,147 Acquired
March 20, 2023 CALC Employee Stock Option (right to buy) Common Stock (7,264) $7.99 April 27, 2031 7,264 Acquired
March 20, 2023 CALC Employee Stock Option (right to buy) Common Stock (21,647) $6.60 June 29, 2030 21,647 Acquired
March 20, 2023 CALC Employee Stock Option (right to buy) Common Stock (8,640) $2.44 April 24, 2029 8,640 Acquired
March 20, 2023 CALC Employee Stock Option (right to buy) Common Stock (22,777) $2.44 Aug. 1, 2028 22,777 Acquired

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

Compensation (DEF 14A)

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

CALC

Ph.D.(4) Chief Scientific Officer
Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2023 $266,667 $210,000 · · $62,940 · $1,854 $696,859

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