Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 16 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

16 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Aug. 19, 2022 ONCO S 29,636 $3.94 $116,766 0 Direct -100.00% Disposed -100.0% (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. 19, 2026 CALC Director Stock Option (Right to Buy) Common Stock (10,000) $0.61 Aug. 18, 2036 10,000 Acquired
June 24, 2025 CALC Director Stock Option (Right to Buy) Common Stock (10,000) $1.53 April 22, 2035 10,000 Acquired
June 24, 2025 CALC Director Stock Option (Right to Buy) Common Stock (8,594) $1.53 April 22, 2035 8,594 Acquired
June 24, 2025 CALC Director Stock Option (Right to Buy) Common Stock (26,250) $1.53 April 22, 2035 26,250 Acquired
June 24, 2025 CALC Director Stock Option (Right to Buy) Common Stock (10,000) $1.65 June 23, 2035 10,000 Acquired
Aug. 27, 2024 CALC Director Stock Option (Right to Buy) Common Stock (10,000) $4.16 Aug. 26, 2034 10,000 Acquired
March 28, 2024 CALC Director Stock Option (Right to Buy) Common Stock (10,000) $4.16 March 27, 2034 10,000 Acquired
May 8, 2023 CALC Director Stock Option (Right to Buy) Common Stock (20,000) $3.25 May 7, 2033 20,000 Acquired
March 20, 2023 CALC Director Stock Option (right to buy) Common Stock (744) $17.34 Nov. 21, 2032 744 Acquired
March 20, 2023 CALC Director Stock Option (right to buy) Common Stock (2,880) $19.45 Dec. 30, 2031 2,880 Acquired
Aug. 19, 2022 ONCO Stock Option Common Stock (29,636) $0.01 Jan. 14, 2030 29,636 Disposed
May 4, 2022 ONCO Stock Option Common Stock, par value $0.00001 per share (4,655) $6.45 May 4, 2032 4,655 Acquired
Nov. 25, 2015 AKTX Options to Purchase Ordinary Shares [F1] Ordinary Shares (1,068,722) $0.19 Nov. 25, 2025 1,068,722 Acquired
Sept. 21, 2015 AKTX Options to Purchase Ordinary Shares [F1] Ordinary Shares (186,278) $0.32 Sept. 21, 2025 186,278 Acquired
Sept. 21, 2015 AKTX Options to Purchase Ordinary Shares [F1] Ordinary Shares (45,000) $0.32 Sept. 21, 2025 45,000 Acquired

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

Initial ownership (Form 3) 6 holdings

07

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

DateTickerSecuritySharesOwnership
Feb. 17, 2022 ONCO Stock Option→ Common Stock, par value $0.00001 per share (45,920) 45,920 Direct
March 2, 2016 SNDX Employee Stock Option (right to buy)→ Common Stock (137,600) 137,600 Direct
Jan. 2, 2015 AKTX Ordinary Shares 33,530 Direct
Jan. 2, 2015 AKTX Options to Purchase Ordinary Shares→ Ordinary Shares (100,000) 100,000 Direct
Jan. 2, 2015 AKTX Options to Purchase Ordinary Shares→ Ordinary Shares (45,000) 45,000 Direct
Jan. 2, 2015 AKTX Options to Purchase Ordinary Shares→ Ordinary Shares (45,000) 45,000 Direct