Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 39 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
Aug. 14, 2026 CELC A 16,000 · · 37,808 Direct +73.37% Acquired (price as of 2026-10-05)
Aug. 14, 2026 CELC A 10,000 · · 10,000 Direct · Acquired (price as of 2026-10-05)
Aug. 18, 2025 CELC A 80,000 · · 80,000 Direct · Acquired (price as of 2026-10-05)
Jan. 2, 2025 CELC A 11,328 · · 11,328 Direct · Acquired (price as of 2026-10-05)
Aug. 20, 2024 CELC A 80,000 · · 80,000 Direct · Acquired (price as of 2026-10-05)
Aug. 20, 2024 CELC A 80,000 · · 80,000 Direct · Acquired (price as of 2026-10-05)
Feb. 13, 2024 CELC A 5,530 · · 5,530 Direct · Acquired (price as of 2026-10-05)
Aug. 25, 2023 CELC A 60,000 · · 60,000 Direct · Acquired (price as of 2026-10-05)
Aug. 25, 2023 CELC A 21,250 · · 21,250 Direct · Acquired (price as of 2026-10-05)
Feb. 16, 2023 CELC A 5,069 · · 5,069 Direct · Acquired (price as of 2026-10-05)
May 17, 2022 CELC D 3,000 · · 0 Direct -100.00% Disposed (price as of 2026-10-05)
May 17, 2022 CELC A 3,000 · · 3,000 Direct · Acquired (price as of 2026-10-05)
May 17, 2022 CELC D 932 · · 0 Direct -100.00% Disposed (price as of 2026-10-05)
May 17, 2022 CELC A 932 · · 932 Direct · Acquired (price as of 2026-10-05)
May 17, 2022 CELC D 3,000 · · 0 Direct -100.00% Disposed (price as of 2026-10-05)
May 17, 2022 CELC A 3,000 · · 3,000 Direct · Acquired (price as of 2026-10-05)
May 17, 2022 CELC D 1,122 · · 0 Direct -100.00% Disposed (price as of 2026-10-05)
May 17, 2022 CELC A 1,122 · · 1,122 Direct · Acquired (price as of 2026-10-05)
May 17, 2022 CELC D 1,301 · · 0 Direct -100.00% Disposed (price as of 2026-10-05)
May 17, 2022 CELC A 1,301 · · 1,301 Direct · Acquired (price as of 2026-10-05)
May 17, 2022 CELC D 1,204 · · 0 Direct -100.00% Disposed (price as of 2026-10-05)
May 17, 2022 CELC A 1,204 · · 1,204 Direct · Acquired (price as of 2026-10-05)
May 17, 2022 CELC D 3,806 · · 0 Direct -100.00% Disposed (price as of 2026-10-05)
May 17, 2022 CELC A 3,806 · · 3,806 Direct · Acquired (price as of 2026-10-05)
May 17, 2022 CELC D 15,000 · · 0 Direct -100.00% Disposed (price as of 2026-10-05)
May 17, 2022 CELC A 15,000 · · 15,000 Direct · Acquired (price as of 2026-10-05)
May 17, 2022 CELC D 821 · · 0 Direct -100.00% Disposed (price as of 2026-10-05)
May 17, 2022 CELC A 821 · · 821 Direct · Acquired (price as of 2026-10-05)
May 17, 2022 CELC A 31,930 · · 31,930 Direct · Acquired (price as of 2026-10-05)
Oct. 27, 2021 CELC A 821 · · 821 Direct · Acquired (price as of 2026-10-05)
Aug. 11, 2021 CELC A 15,000 · · 15,000 Direct · Acquired (price as of 2026-10-05)
April 12, 2021 CELC A 3,806 · · 3,806 Direct · Acquired (price as of 2026-10-05)
March 18, 2021 CELC A 1,204 · · 1,204 Direct · Acquired (price as of 2026-10-05)
Feb. 2, 2021 CELC A 1,301 · · 1,301 Direct · Acquired (price as of 2026-10-05)
Dec. 28, 2020 CELC A 1,122 · · 1,122 Direct · Acquired (price as of 2026-10-05)
Aug. 12, 2020 CELC A 10,000 · · 10,000 Direct · Acquired (price as of 2026-10-05)
Aug. 12, 2019 CELC A 3,000 · · 3,000 Direct · Acquired (price as of 2026-10-05)
Oct. 17, 2018 CELC A 932 · · 932 Direct · Acquired (price as of 2026-10-05)
July 5, 2018 CELC A 3,000 · · 3,000 Direct · Acquired (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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
Aug. 14, 2026 CELC Performance Stock Units Common Stock (10,000) · · 10,000 Acquired
Aug. 18, 2025 CELC Stock Option (right to buy) Common Stock (80,000) $51.57 Aug. 18, 2035 80,000 Acquired
Jan. 2, 2025 CELC Stock Option (right to buy) Common Stock (11,328) $13.13 Jan. 2, 2035 11,328 Acquired
Aug. 20, 2024 CELC Stock Option (right to buy) Common Stock (80,000) $17.04 Aug. 20, 2034 80,000 Acquired
Aug. 20, 2024 CELC Stock Option (right to buy) Common Stock (80,000) $17.04 Aug. 20, 2034 80,000 Acquired
Feb. 13, 2024 CELC Stock Option (right to buy) Common Stock (5,530) $15.03 Feb. 13, 2034 5,530 Acquired
Aug. 25, 2023 CELC Stock Option (right to buy) Common Stock (60,000) $9.89 Aug. 25, 2033 60,000 Acquired
Aug. 25, 2023 CELC Stock Option (right to buy) Common Stock (21,250) $9.89 Aug. 25, 2033 21,250 Acquired
Feb. 16, 2023 CELC Stock Option (right to buy) Common Stock (5,069) $11.55 Feb. 16, 2033 5,069 Acquired
May 17, 2022 CELC Stock Option (right to buy) Common Stock (3,000) $23.48 July 5, 2028 3,000 Disposed
May 17, 2022 CELC Stock Option (right to buy) Common Stock (3,000) $5.50 July 5, 2028 3,000 Acquired
May 17, 2022 CELC Stock Option (right to buy) Common Stock (932) $25.77 Oct. 17, 2028 932 Disposed
May 17, 2022 CELC Stock Option (right to buy) Common Stock (932) $5.50 Oct. 17, 2028 932 Acquired
May 17, 2022 CELC Stock Option (right to buy) Common Stock (3,000) $19.72 Aug. 12, 2029 3,000 Disposed
May 17, 2022 CELC Stock Option (right to buy) Common Stock (3,000) $5.50 Aug. 12, 2029 3,000 Acquired
May 17, 2022 CELC Stock Option (right to buy) Common Stock (1,122) $10.35 Dec. 28, 2030 1,122 Disposed
May 17, 2022 CELC Stock Option (right to buy) Common Stock (1,122) $5.50 Dec. 28, 2030 1,122 Acquired
May 17, 2022 CELC Stock Option (right to buy) Common Stock (1,301) $14.84 Feb. 2, 2031 1,301 Disposed
May 17, 2022 CELC Stock Option (right to buy) Common Stock (1,301) $5.50 Feb. 2, 2031 1,301 Acquired
May 17, 2022 CELC Stock Option (right to buy) Common Stock (1,204) $15.92 March 18, 2031 1,204 Disposed
May 17, 2022 CELC Stock Option (right to buy) Common Stock (1,204) $5.50 March 18, 2031 1,204 Acquired
May 17, 2022 CELC Stock Option (right to buy) Common Stock (3,806) $27.94 April 12, 2031 3,806 Disposed
May 17, 2022 CELC Stock Option (right to buy) Common Stock (3,806) $5.50 April 12, 2031 3,806 Acquired
May 17, 2022 CELC Stock Option (right to buy) Common Stock (15,000) $20.04 Aug. 11, 2031 15,000 Disposed
May 17, 2022 CELC Stock Option (right to buy) Common Stock (15,000) $5.50 Aug. 11, 2031 15,000 Acquired
May 17, 2022 CELC Stock Option (right to buy) Common Stock (821) $17.19 Oct. 27, 2031 821 Disposed
May 17, 2022 CELC Stock Option (right to buy) Common Stock (821) $5.50 Oct. 27, 2031 821 Acquired
May 17, 2022 CELC Stock Option (Right to Buy) Common Stock (31,930) $5.50 May 17, 2032 31,930 Acquired
Oct. 27, 2021 CELC Stock Option (right to buy) Common Stock (821) $17.19 Oct. 27, 2031 821 Acquired
Aug. 11, 2021 CELC Stock Option (right to buy) Common Stock (15,000) $20.04 Aug. 11, 2031 15,000 Acquired
April 12, 2021 CELC Stock Option (right to buy) Common Stock (3,806) $27.94 April 12, 2031 3,806 Acquired
March 18, 2021 CELC Stock Option (right to buy) Common Stock (1,204) $15.92 March 18, 2031 1,204 Acquired
Feb. 2, 2021 CELC Stock Option (right to buy) Common Stock (1,301) $14.84 Feb. 2, 2031 1,301 Acquired
Dec. 28, 2020 CELC Stock Option (right to buy) Common Stock (1,122) $10.35 Dec. 28, 2030 1,122 Acquired
Aug. 12, 2020 CELC Stock Option (right to buy) Common Stock (10,000) $5.90 Aug. 12, 2030 10,000 Acquired
Aug. 12, 2019 CELC Stock Option (right to buy) Common Stock (3,000) $19.72 Aug. 12, 2029 3,000 Acquired
Oct. 17, 2018 CELC Stock Option (right to buy) Common Stock (932) $25.77 Oct. 17, 2028 932 Acquired
July 5, 2018 CELC Stock Option (right to buy) Common Stock (3,000) $23.48 July 5, 2028 3,000 Acquired

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

Initial ownership (Form 3) 1 holding

07

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

DateTickerSecuritySharesOwnership
Sept. 19, 2017 CELC Stock Option (right to buy)→ Common Stock (37,500) 37,500 Direct

Compensation (DEF 14A)

08

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

Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2020 $170,000 · · $46,715 $7,650 · · $224,365
2019 $164,615 · · $40,578 · · · $205,193
2018 $154,615 · · $62,540 $25,000 · · $242,155

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