Insider at

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Insider transactions

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1 buys (P) 0 sells (S) Net: $254,874 + 69 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

69 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Dec. 30, 2025 FBRX P 9,680 $26.33 $254,874 41,520 Direct +30.40% Acquired
Nov. 21, 2024 FBRX P 22,514 $5.55 $124,953 30,776 Direct +272.50% Acquired
Sept. 7, 2021 FBRX S 3,516 $4.27 $15,013 11,065 Direct -24.11% Disposed
Sept. 7, 2021 FBRX S 21,484 $4.24 $91,092 14,581 Direct -59.57% Disposed
June 29, 2020 FBRX P 2,000 $14.11 $28,220 36,065 Direct +5.87% Acquired
June 26, 2020 FBRX P 4,700 $14.52 $68,244 34,065 Direct +16.01% Acquired
May 22, 2018 KRYS P 2,800 $10.75 $30,100 2,800 Direct · Acquired 3014.9% (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
Aug. 27, 2026 FBRX Stock Option (right to buy) Common Stock (421) $31.00 March 29, 2030 421 Disposed
Aug. 27, 2026 FBRX Stock Option (right to buy) Common Stock (2,999) $364.50 June 30, 2030 2,999 Disposed
Aug. 27, 2026 FBRX Stock Option (right to buy) Common Stock (1,700) $991.50 April 9, 2031 1,700 Disposed
Aug. 27, 2026 FBRX Stock Option (right to buy) Common Stock (2,999) $43.00 Jan. 17, 2032 2,999 Disposed
Aug. 27, 2026 FBRX Stock Option (right to buy) Common Stock (14,000) $17.25 March 21, 2034 14,000 Disposed
Aug. 27, 2026 FBRX Stock Option (right to buy) Common Stock (323,000) $7.54 March 20, 2035 323,000 Disposed
Aug. 27, 2026 FBRX Stock Option (right to buy) Common Stock (90,000) $29.66 Jan. 12, 2036 90,000 Disposed
Aug. 27, 2026 FBRX Stock Option (right to buy) Common Stock (22,000) $17.15 June 16, 2036 22,000 Disposed
Aug. 27, 2026 FBRX Restricted Stock Units Common Stock (750) · · 750 Disposed
Aug. 27, 2026 FBRX Restricted Stock Units Common Stock (60,000) · · 60,000 Disposed
Aug. 27, 2026 FBRX Restricted Stock Units Common Stock (2,976) · · 2,976 Disposed
July 1, 2026 FBRX Restricted Stock Units Common Stock (375) · · 375 Disposed
June 16, 2026 FBRX Stock Option (right to buy) Common Stock (22,000) $17.15 June 16, 2036 22,000 Acquired
April 1, 2026 FBRX Restricted Stock Units Common Stock (375) · · 375 Disposed
Jan. 12, 2026 FBRX Stock Option (right to buy) Common Stock (90,000) $29.66 Jan. 12, 2036 90,000 Acquired
Jan. 12, 2026 FBRX Restricted Stock Units Common Stock (60,000) · · 60,000 Acquired
Jan. 1, 2026 FBRX Restricted Stock Units Common Stock (375) · · 375 Disposed
Oct. 1, 2025 FBRX Restricted Stock Units Common Stock (375) · · 375 Disposed
July 1, 2025 FBRX Restricted Stock Units Common Stock (375) · · 375 Disposed
April 1, 2025 FBRX Restricted Stock Units Common Stock (375) · · 375 Disposed
March 20, 2025 FBRX Stock Option (right to buy) Common Stock (323,000) $7.54 March 20, 2035 323,000 Acquired
Jan. 1, 2025 FBRX Restricted Stock Units Common Stock (375) · · 375 Disposed
Oct. 1, 2024 FBRX Restricted Stock Units Common Stock (375) · · 375 Disposed
July 1, 2024 FBRX Restricted Stock Units Common Stock (9,375) · · 9,375 Disposed
April 1, 2024 FBRX Restricted Stock Units Common Stock (9,375) · · 9,375 Disposed
March 21, 2024 FBRX Stock Option (right to buy) Common Stock (350,000) $0.69 March 21, 2034 350,000 Acquired
Jan. 1, 2024 FBRX Restricted Stock Units Common Stock (9,375) · · 9,375 Disposed
Oct. 1, 2023 FBRX Restricted Stock Units Common Stock (9,375) · · 9,375 Disposed
July 1, 2023 FBRX Restricted Stock Units Common Stock (9,375) · · 9,375 Disposed
April 1, 2023 FBRX Restricted Stock Units Common Stock (9,375) · · 9,375 Disposed
Feb. 25, 2023 FBRX Restricted Stock Units Common Stock (150,000) · · 150,000 Acquired
Jan. 17, 2022 FBRX Stock Option (right to buy) Common Stock (75,000) $1.72 Jan. 17, 2032 75,000 Acquired
April 9, 2021 FBRX Stock Option (right to buy) Common Stock (42,500) $39.66 April 9, 2031 42,500 Acquired
June 30, 2020 FBRX Stock Option (right to buy) Common Stock (75,000) $14.58 June 30, 2030 75,000 Acquired
Nov. 19, 2019 KRYS Stock Option (Right to Buy) Common Stock (6,250) $9.85 March 8, 2028 6,250 Disposed
June 1, 2019 KRYS Stock Option (Right to Buy) Common Stock (25,000) $31.42 June 1, 2029 25,000 Acquired
March 22, 2019 KRYS Stock Option (Right to Buy) Common Stock (25,000) $25.02 March 22, 2029 25,000 Acquired
March 8, 2018 KRYS Stock Option (Right to Buy) Common Stock (25,000) $9.85 March 8, 2028 25,000 Acquired

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

Initial ownership (Form 3) 2 holdings

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

DateTickerSecuritySharesOwnership
June 17, 2020 FBRX Common Stock 29,365 Direct
June 17, 2020 FBRX Stock Option (right to buy)→ Common Stock (10,541) 10,541 Direct

Compensation (DEF 14A)

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

CIK 1419041

CFO
Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2023 $418,000 · · · $150,480 · · $722,980
2022 $380,000 $152,000 · · · · · $610,278
2021 $380,000 $76,000 · · · · · $1,766,784
Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2019 $141,667 · · · · · · $660,844
2018 $103,561 · · · · · · $278,161

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