The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
| Date | Insider | Role | Action | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 31, 2026 | Blum Robert I | President & CEO, Director | Option exercise(M) | 8K | — | $0 |
| Aug 31, 2026 | Blum Robert I | President & CEO, Director | Sell(S) | 8K | $70.24 | $527K |
| Aug 31, 2026 | Blum Robert I | President & CEO, Director | Option exercise(M) | 8K | $10.60 | $80K |
| Aug 31, 2026 | Callos Andrew | EVP, Chief Commercial Officer | Option exercise(M) | 10K | — | $0 |
| Aug 31, 2026 | Callos Andrew | EVP, Chief Commercial Officer | Sell(S) | 10K | $70.24 | $702K |
| Aug 31, 2026 | Callos Andrew | EVP, Chief Commercial Officer | Option exercise(M) | 10K | $23.26 | $233K |
| Aug 18, 2026 | Malik Fady Ibraham | EVP Research & Development | Option exercise(M) | 4K | — | $0 |
| Aug 18, 2026 | Malik Fady Ibraham | EVP Research & Development | Sell(S) | 4K | $75.82 | $265K |
| Aug 18, 2026 | Malik Fady Ibraham | EVP Research & Development | Option exercise(M) | 4K | $7.80 | $27K |
| Aug 10, 2026 | Blum Robert I | President & CEO, Director | Option exercise(M) | 8K | $10.60 | $80K |
| Aug 10, 2026 | Blum Robert I | President & CEO, Director | Sell(S) | 8K | $76.76 | $576K |
| Aug 10, 2026 | Blum Robert I | President & CEO, Director | Option exercise(M) | 8K | — | $0 |
| Jul 30, 2026 | Callos Andrew | EVP, Chief Commercial Officer | Option exercise(M) | 14K | $23.26 | $326K |
| Jul 30, 2026 | Callos Andrew | EVP, Chief Commercial Officer | Sell(S) | 14K | $79.88 | $1.1M |
| Jul 30, 2026 | Callos Andrew | EVP, Chief Commercial Officer | Option exercise(M) | 14K | — | $0 |
| Jul 27, 2026 | Blum Robert I | President & CEO, Director | Option exercise(M) | 8K | $10.60 | $80K |
| Jul 27, 2026 | Blum Robert I | President & CEO, Director | Sell(S) | 8K | $80.87 | $607K |
| Jul 27, 2026 | Blum Robert I | President & CEO, Director | Option exercise(M) | 8K | — | $0 |
| Jul 21, 2026 | Malik Fady Ibraham | EVP Research & Development | Option exercise(M) | 4K | $7.80 | $27K |
| Jul 21, 2026 | Malik Fady Ibraham | EVP Research & Development | Sell(S) | 4K | $80.59 | $282K |
| Jul 21, 2026 | Malik Fady Ibraham | EVP Research & Development | Option exercise(M) | 4K | — | $0 |
| Jul 15, 2026 | Wierenga Wendell | Director | Grant(A) | 75 | $82.62 | $6K |
| Jul 15, 2026 | Harrington Robert Arthur | Director | Grant(A) | 151 | $82.62 | $12K |
| Jul 15, 2026 | Daly James M | Director | Grant(A) | 151 | $82.62 | $12K |
| Jul 15, 2026 | Wysenski Nancy | Director | Grant(A) | 75 | $82.62 | $6K |
| Jul 15, 2026 | Kaye Edward M. MD | Director | Grant(A) | 151 | $82.62 | $12K |
| Jul 15, 2026 | Henderson John T | Director | Grant(A) | 272 | $82.62 | $22K |
| Jul 13, 2026 | Blum Robert I | President & CEO, Director | Sell(S) | 10 | $82.02 | $820 |
| Jul 13, 2026 | Blum Robert I | President & CEO, Director | Option exercise(M) | 7K | $10.60 | $79K |
| Jul 13, 2026 | Blum Robert I | President & CEO, Director | Sell(S) | 7K | $82.02 | $614K |
| Jul 13, 2026 | Blum Robert I | President & CEO, Director | Option exercise(M) | 7K | — | $0 |
| Jul 7, 2026 | Malik Fady Ibraham | EVP Research & Development | Option exercise(M) | 4K | $7.80 | $27K |
| Jul 7, 2026 | Malik Fady Ibraham | EVP Research & Development | Sell(S) | 4K | $86.62 | $303K |
| Jul 7, 2026 | Malik Fady Ibraham | EVP Research & Development | Option exercise(M) | 4K | — | $0 |
| Jul 1, 2026 | Callos Andrew | EVP, Chief Commercial Officer | Option exercise(M) | 15K | $23.26 | $349K |
| Jul 1, 2026 | Callos Andrew | EVP, Chief Commercial Officer | Sell(S) | 15K | $85.80 | $1.3M |
| Jul 1, 2026 | Callos Andrew | EVP, Chief Commercial Officer | Option exercise(M) | 15K | — | $0 |
| Jul 1, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 1K | $48.51 | $54K |
| Jul 1, 2026 | Lee Sung | EVP, Chief Financial Officer | Sell(S) | 1K | $87.79 | $98K |
| Jul 1, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 1K | — | $0 |
| Jul 1, 2026 | Blum Robert I | President & CEO, Director | Sell(S) | 8K | $84.92 | $637K |
| Jun 29, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 188 | $44.36 | $8K |
| Jun 29, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 822 | $44.36 | $36K |
| Jun 29, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 1K | $48.51 | $54K |
| Jun 29, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 188 | $44.36 | $8K |
| Jun 29, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 823 | $44.36 | $37K |
| Jun 29, 2026 | Lee Sung | EVP, Chief Financial Officer | Sell(S) | 3K | $85.00 | $266K |
| Jun 29, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 188 | — | $0 |
| Jun 29, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 822 | — | $0 |
| Jun 29, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 1K | — | $0 |
| Jun 29, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 188 | — | $0 |
| Jun 29, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 823 | — | $0 |
| Jun 24, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 23K | $48.51 | $1.1M |
| Jun 24, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 9K | $44.36 | $413K |
| Jun 24, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 3K | $44.36 | $125K |
| Jun 24, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 1K | $48.51 | $54K |
| Jun 24, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 188 | $44.36 | $8K |
| Jun 24, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 822 | $44.36 | $36K |
| Jun 24, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 1K | $48.51 | $54K |
| Jun 24, 2026 | Lee Sung | EVP, Chief Financial Officer | Sell(S) | 39K | $82.30 | $3.2M |
| Jun 24, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 23K | — | $0 |
| Jun 24, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 9K | — | $0 |
| Jun 24, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 3K | — | $0 |
| Jun 24, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 1K | — | $0 |
| Jun 24, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 188 | — | $0 |
| Jun 24, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 822 | — | $0 |
| Jun 24, 2026 | Lee Sung | EVP, Chief Financial Officer | Option exercise(M) | 1K | — | $0 |
| Jun 23, 2026 | Malik Fady Ibraham | EVP Research & Development | Option exercise(M) | 4K | $7.80 | $27K |
| Jun 23, 2026 | Malik Fady Ibraham | EVP Research & Development | Sell(S) | 4K | $79.51 | $278K |
| Jun 23, 2026 | Malik Fady Ibraham | EVP Research & Development | Option exercise(M) | 4K | — | $0 |
| Jun 15, 2026 | Blum Robert I | President & CEO, Director | Sell(S) | 8K | $70.46 | $528K |
| Jun 9, 2026 | Malik Fady Ibraham | EVP Research & Development | Option exercise(M) | 4K | $7.80 | $27K |
| Jun 9, 2026 | Malik Fady Ibraham | EVP Research & Development | Sell(S) | 4K | $67.98 | $238K |
| Jun 9, 2026 | Malik Fady Ibraham | EVP Research & Development | Option exercise(M) | 4K | — | $0 |
| Jun 1, 2026 | Kaye Edward M. MD | Director | Sell(S) | 3K | $76.09 | $223K |
| Jun 1, 2026 | Parshall B Lynne | Director | Sell(S) | 5K | $74.08 | $370K |
| Jun 1, 2026 | Callos Andrew | EVP, Chief Commercial Officer | Option exercise(M) | 15K | $23.26 | $349K |
| Jun 1, 2026 | Callos Andrew | EVP, Chief Commercial Officer | Sell(S) | 15K | $74.08 | $1.1M |
| Jun 1, 2026 | Callos Andrew | EVP, Chief Commercial Officer | Option exercise(M) | 15K | — | $0 |
| May 27, 2026 | Harrington Robert Arthur | Director | Grant(A) | 3K | — | $0 |
| May 27, 2026 | Harrington Robert Arthur | Director | Grant(A) | 4K | — | $0 |
| May 27, 2026 | Wysenski Nancy | Director | Grant(A) | 3K | — | $0 |
| May 27, 2026 | Wysenski Nancy | Director | Grant(A) | 4K | — | $0 |
| May 27, 2026 | Wierenga Wendell | Director | Grant(A) | 3K | — | $0 |
| May 27, 2026 | Wierenga Wendell | Director | Grant(A) | 4K | — | $0 |
| May 27, 2026 | Landry Robert E | Director | Grant(A) | 3K | — | $0 |
| May 27, 2026 | Landry Robert E | Director | Grant(A) | 4K | — | $0 |
| May 27, 2026 | Daly James M | Director | Grant(A) | 3K | — | $0 |
| May 27, 2026 | Daly James M | Director | Grant(A) | 4K | — | $0 |
| May 27, 2026 | Bhanji Muna | Director | Grant(A) | 3K | — | $0 |
| May 27, 2026 | Bhanji Muna | Director | Grant(A) | 4K | — | $0 |
| May 27, 2026 | Henderson John T | Director | Grant(A) | 3K | — | $0 |
| May 27, 2026 | Henderson John T | Director | Grant(A) | 4K | — | $0 |
| May 27, 2026 | Parshall B Lynne | Director | Grant(A) | 3K | — | $0 |
| May 27, 2026 | Parshall B Lynne | Director | Grant(A) | 4K | — | $0 |
| May 27, 2026 | Kaye Edward M. MD | Director | Grant(A) | 3K | — | $0 |
| May 27, 2026 | Kaye Edward M. MD | Director | Grant(A) | 4K | — | $0 |
| May 27, 2026 | Blum Robert I | President & CEO, Director | Sell(S) | 8K | $77.21 | $579K |
| May 19, 2026 | Malik Fady Ibraham | EVP Research & Development | Option exercise(M) | 4K | $7.80 | $27K |
| May 19, 2026 | Malik Fady Ibraham | EVP Research & Development | Sell(S) | 4K | $75.69 | $265K |
Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.
Coverage: Form 4 filings indexed 2006-01-02 → 2026-09-01. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).
Connected pages for CYTK