Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 13 non-open-market transactions below 12 months to the week close of 2026-10-23

Price change vs the latest weekly close (updated to the current quote in your browser when available), 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 17, 2026 AKBA A 35,700 · · 165,200 Direct +27.57% Acquired
June 17, 2026 AKBA A 53,600 · · 53,600 Direct · Acquired
June 10, 2025 AKBA A 35,700 · · 129,500 Direct +38.06% Acquired
June 10, 2025 AKBA A 53,600 · · 53,600 Direct · Acquired
Jan. 17, 2025 AKBA M 20,100 $0.45 $9,045 93,800 Direct +27.27% Acquired 26.0% (price as of )
Jan. 17, 2025 AKBA M 20,100 · · 0 Direct -100.00% Disposed
June 6, 2024 AKBA A 30,000 · · 73,700 Direct +68.65% Acquired
June 6, 2024 AKBA A 45,000 · · 45,000 Direct · Acquired
June 6, 2023 AKBA A 30,000 · · 43,700 Direct +218.98% Acquired
June 6, 2023 AKBA A 45,000 · · 45,000 Direct · Acquired
June 8, 2022 AKBA A 13,700 · · 13,700 Direct · Acquired
June 8, 2022 AKBA A 20,100 · · 20,100 Direct · Acquired
Nov. 1, 2021 AKBA A 80,200 · · 80,200 Direct · Acquired

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 17, 2026 AKBA Stock Option (Right to buy) Common Stock (53,600) $1.02 June 17, 2036 53,600 Acquired
June 10, 2025 AKBA Stock Option (Right to buy) Common Stock (53,600) $3.92 June 10, 2035 53,600 Acquired
Jan. 17, 2025 AKBA Stock Option (Right to buy) Common Stock (20,100) $0.45 June 8, 2032 20,100 Disposed
June 6, 2024 AKBA Stock Option (Right to buy) Common Stock (45,000) $1.07 June 6, 2034 45,000 Acquired
June 6, 2023 AKBA Stock Option (Right to buy) Common Stock (45,000) $1.20 June 6, 2033 45,000 Acquired
June 8, 2022 AKBA Stock Option (Right to buy) Common Stock (20,100) $0.45 June 8, 2032 20,100 Acquired
Nov. 1, 2021 AKBA Stock Option (Right to buy) Common Stock (80,200) $3.13 Nov. 1, 2031 80,200 Acquired

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