Insider at

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Insider transactions

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4 buys (P) 0 sells (S) Net: $340,262 + 27 non-open-market transactions below Avg return of open purchases vs now: -44.1% 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

27 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Dec. 16, 2025 AKTX P 618,658 · · 618,658 Direct · Acquired (price as of 2026-10-05)
Dec. 16, 2025 AKTX P 618,658 $0.40 $247,463 618,658 Direct · Acquired -44.1% (price as of 2026-10-05)
Dec. 16, 2025 AKTX P 231,997 · · 231,997 Indirect · Acquired (price as of 2026-10-05)
Dec. 16, 2025 AKTX P 231,997 $0.40 $92,799 231,997 Indirect · Acquired -44.1% (price as of 2026-10-05)

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
July 7, 2026 AKTX Pre-Funded Warrant to purchase ADSs [F5] American Depositary Shares representing Ordinary Shares (5,799) $0.00 · 5,799 Acquired
July 7, 2026 AKTX Pre-Funded Warrant to purchase ADSs American Depositary Shares representing Ordinary Shares (15,466) $0.00 · 15,466 Acquired
July 7, 2026 AKTX Pre-Funded Warrant to purchase American Depositary Shares [F1] American Depositary Shares representing Ordinary Shares (1,209) $8.00 · 1,209 Acquired
Dec. 16, 2025 AKTX Warrants to purchase American Depositary Shares ("ADRs") [F1,F2] American Depositary Shares representing Ordinary Shares (618,658) $0.39 · 618,658 Acquired
Dec. 16, 2025 AKTX Pre-Funded Warrants to purchase ADRs [F1,F2] American Depositary Shares representing Ordinary Shares (618,658) · · 618,658 Acquired
Dec. 16, 2025 AKTX Warrants to purchase ADRs [F1,F5] American Depositary Shares representing Ordinary Shares (231,997) $0.39 · 231,997 Acquired
Dec. 16, 2025 AKTX Pre-Funded Warrants to purchase ADRs [F1,F5] American Depositary Shares representing Ordinary Shares (231,997) · · 231,997 Acquired
March 20, 2025 AKTX Stock Option (Right to Buy) American Depositary Shares representing Ordinary Shares [F1] (225,000) $1.50 March 20, 2035 225,000 Acquired
March 20, 2025 AKTX Stock Option (Right to Buy) American Depositary Shares representing Ordinary Shares [F1] (175,000) $1.50 March 20, 2035 175,000 Acquired
March 6, 2025 AKTX Series B Warrants (Right to Buy) American Depositary Shares representing Ordinary Shares [F1] (406,250) $0.87 March 6, 2030 406,250 Acquired
March 6, 2025 AKTX Series A Warrants (Right to Buy) American Depositary Shares representing Ordinary Shares [F1] (406,250) $0.87 March 6, 2026 406,250 Acquired
Jan. 3, 2025 AKTX Stock Option (Right to Buy) Ordinary Shares, par value $0.0001 per share [F1] (152,672,000) · Jan. 3, 2035 152,672,000 Acquired
Dec. 2, 2024 AKTX Warrants (Right to Buy) Ordinary Shares, par value $0.0001 per share [F1] (419,286,000) · Dec. 2, 2027 419,286,000 Acquired
Nov. 30, 2024 AKTX Stock Option (Right to Buy) Ordinary Shares, par value $0.0001 per share [F1] (162,604,000) · Nov. 30, 2034 162,604,000 Acquired
Oct. 31, 2024 AKTX Stock Option (Right to Buy) Ordinary Shares, par value $0.0001 per share [F2] (79,684,000) · Oct. 31, 2034 79,684,000 Acquired
Sept. 30, 2024 AKTX Stock Option (Right to Buy) Ordinary Shares, par value $0.0001 per share [F2] (175,080,000) · Sept. 30, 2034 175,080,000 Acquired
May 31, 2024 AKTX Warrants (Right to Buy) Ordinary Shares, par value $0.0001 per share [F1] (1,326,258,000) · May 31, 2027 1,326,258,000 Acquired

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

Initial ownership (Form 3) 10 holdings

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

DateTickerSecuritySharesOwnership
Jan. 2, 2024 AKTX Ordinary Shares, par value $0.0001 per share 2,085,237,500 Indirect
Jan. 2, 2024 AKTX Warrants (Right to Buy)→ Ordinary Shares, par value $0.0001 per share (32,500,000) 32,500,000 Indirect
Jan. 2, 2024 AKTX Warrants (Right to Buy)→ Ordinary Shares, par value $0.0001 per share (25,000,000) 25,000,000 Indirect
Jan. 2, 2024 AKTX Warrants (Right to Buy)→ Ordinary Shares, par value $0.0001 per share (5,000,000) 5,000,000 Indirect
Jan. 2, 2024 AKTX Warrants (Right to Buy)→ Ordinary Shares, par value $0.0001 per share (12,500,000) 12,500,000 Indirect
Jan. 2, 2024 AKTX Warrants (Right to Buy)→ Ordinary Shares, par value $0.0001 per share (50,000,000) 50,000,000 Indirect
Jan. 2, 2024 AKTX Warrants (Right to Buy)→ Ordinary Shares, par value $0.0001 per share (150,000,000) 150,000,000 Indirect
Jan. 2, 2024 AKTX Warrants (Right to Buy)→ Ordinary Shares, par value $0.0001 per share (150,000,000) 150,000,000 Indirect
Jan. 2, 2024 AKTX Warrants (Right to Buy)→ Ordinary Shares, par value $0.0001 per share (96,774,000) 96,774,000 Indirect
Jan. 2, 2024 AKTX Stock Option (Right to Buy)→ Ordinary Shares, par value $0.0001 per share (5,000,000) 5,000,000 Direct

Compensation (DEF 14A)

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

Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2025 · · · $324,985 · · · $324,985
2024 · · $127,497 $308,270 · · · $435,767

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