Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 4 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
June 2, 2021 CALC A 12,500 · · 12,500 Direct · Acquired (price as of 2026-10-02)
Sept. 29, 2020 CALC C 3,322 · · 0 Direct -100.00% Disposed (price as of 2026-10-02)
Sept. 29, 2020 CALC C 3,322 · · 3,322 Direct · Acquired (price as of 2026-10-02)
Sept. 24, 2020 CALC A 25,000 · · 25,000 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
June 2, 2021 CALC Employee Stock Option (Right to Buy) Common Stock (12,500) $4.07 June 1, 2031 12,500 Acquired
Sept. 29, 2020 CALC Series B Preferred Stock Common Stock (3,322) · · 3,322 Disposed
Sept. 24, 2020 CALC Director Stock Option (Right to Buy) Common Stock (25,000) $16.00 Sept. 23, 2030 25,000 Acquired

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

Initial ownership (Form 3) 7 holdings

07

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

DateTickerSecuritySharesOwnership
Sept. 24, 2020 CALC Series B Preferred Stock→ Common Stock (3,322) 3,322 Direct
Sept. 24, 2020 CALC Director Stock Option (Right to Buy)→ Common Stock (24,769) 24,769 Direct
Sept. 24, 2020 CALC Director Stock Option (Right to Buy)→ Common Stock (12,012) 12,012 Direct
Sept. 24, 2020 CALC Director Stock Option (Right to Buy)→ Common Stock (10,613) 10,613 Direct
Sept. 24, 2020 CALC Director Stock Option (Right to Buy)→ Common Stock (1,100) 1,100 Direct
Sept. 24, 2020 CALC Director Stock Option (Right to Buy)→ Common Stock (33,311) 33,311 Direct
Sept. 24, 2020 CALC Director Stock Option (Right to Buy)→ Common Stock (25,000) 25,000 Direct