CYTOKINETICS INC (CYTK)

Latest Insider Confidence Score

2026Q1

44.7
Bearish

Company insider confidence (by quarter)

2020Q1 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Bvf Partners L P/Il Other 463,244 Dec 11, 2020
Biotechnology Value Fund L P Other 463,244 Dec 11, 2020
Bvf I Gp Llc Other 463,244 Dec 11, 2020
Biotechnology Value Fund II Lp Other 463,244 Dec 11, 2020
Bvf II Gp Llc Other 463,244 Dec 11, 2020

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Mar 5, 2026 Mar 5, 2026 Callos Andrew EVP, Chief Commercial Officer Sell 17.5 -26,000 -34.01% ✗ $1.6M
Mar 2, 2026 Mar 2, 2026 PARSHALL B LYNNE Director Sell 20.0 -5,000 -21.80% ✗ $306.1K
Mar 2, 2026 Mar 2, 2026 Callos Andrew EVP, Chief Commercial Officer Sell 22.5 -886 -1.73% ✗ $54.6K
Feb 5, 2026 Feb 5, 2026 Callos Andrew EVP, Chief Commercial Officer Sell 20.0 -15,000 -22.92% ✗ $929K
Feb 2, 2026 Feb 2, 2026 Callos Andrew EVP, Chief Commercial Officer Sell 22.5 -886 -1.73% ✗ $55K
Jan 15, 2026 Jan 20, 2026 Daly James M Director Neutral 90.0 +197 100.00% ✗ -
Jan 15, 2026 Jan 16, 2026 Wysenski Nancy Director Neutral 60.0 +98 0.32% ✗ -
Jan 15, 2026 Jan 16, 2026 WIERENGA WENDELL Director Neutral 60.0 +98 0.30% ✗ -
Jan 15, 2026 Jan 16, 2026 Kaye Edward M. MD Director Neutral 77.5 +197 1.97% ✗ -
Jan 15, 2026 Jan 16, 2026 HENDERSON JOHN T Director Neutral 60.0 +334 0.45% ✗ -
Jan 15, 2026 Jan 16, 2026 Harrington Robert Arthur Director Neutral 77.5 +197 1.06% ✗ -
Jan 5, 2026 Jan 5, 2026 Callos Andrew EVP, Chief Commercial Officer Sell 20.0 -15,000 -22.92% ✗ $904.2K
Jan 2, 2026 Jan 2, 2026 Callos Andrew EVP, Chief Commercial Officer Sell 22.5 -1,798 -1.75% ✗ $112.6K
Dec 29, 2025 Dec 30, 2025 Callos Andrew EVP, Chief Commercial Officer Sell 22.5 -1,809 -3.40% ✗ $113K
Dec 22, 2025 Dec 29, 2025 Blum Robert I CEO Sell 82.5 +8,595 2.17% ✗ $184.1K
Dec 22, 2025 Dec 29, 2025 Malik Fady Ibraham EVP Research & Development Sell 82.5 +2,984 2.15% ✗ $63.7K
Dec 22, 2025 Dec 29, 2025 Callos Andrew EVP, Chief Commercial Officer Sell 83.8 +2,502 4.94% ✗ $42.3K
Dec 22, 2025 Dec 29, 2025 Lee Sung CFO Sell 90.0 +3,499 5.15% ✗ $50.5K
Dec 22, 2025 Dec 23, 2025 Blum Robert I CEO Sell 37.5 -30,426 -7.44% ✗ $2.1M
Dec 22, 2025 Dec 23, 2025 WIERENGA WENDELL Director Sell 17.5 -20,000 -38.14% ✗ $1.3M
Dec 16, 2025 Dec 16, 2025 Malik Fady Ibraham EVP Research & Development Sell 22.5 -2,200 -1.56% ✗ $134.7K
Dec 8, 2025 Dec 8, 2025 Callos Andrew EVP, Chief Commercial Officer Sell 22.5 -1,042 -2.02% ✗ $68.7K
Dec 5, 2025 Dec 5, 2025 Callos Andrew EVP, Chief Commercial Officer Sell 17.5 -52,486 -50.89% ✗ $3.5M
Dec 3, 2025 Dec 5, 2025 Lee Sung CFO Sell 42.5 -1,560 -2.25% ✗ $101.4K
Dec 3, 2025 Dec 5, 2025 Callos Andrew EVP, Chief Commercial Officer Sell 42.5 -1,368 -2.63% ✗ $88.9K
Dec 3, 2025 Dec 5, 2025 Malik Fady Ibraham EVP Research & Development Sell 42.5 -2,058 -1.46% ✗ $133.8K
Dec 3, 2025 Dec 5, 2025 Blum Robert I CEO Sell 20.0 -5,930 -1.65% ✗ $385.6K
Dec 2, 2025 Dec 2, 2025 HENDERSON JOHN T Director Sell 20.0 -8,750 -10.49% ✗ $559.1K
Dec 2, 2025 Dec 2, 2025 Malik Fady Ibraham EVP Research & Development Sell 22.5 -2,200 -1.54% ✗ $140.6K
Dec 1, 2025 Dec 2, 2025 Kaye Edward M. MD Director Sell 17.5 -28,064 -73.77% ✗ $1.9M
Dec 1, 2025 Dec 2, 2025 Harrington Robert Arthur Director Sell 22.5 -2,150 -10.39% ✗ $143.6K
Nov 19, 2025 Nov 19, 2025 PARSHALL B LYNNE Director Sell 20.0 -5,000 -17.90% ✗ $323.7K
Nov 18, 2025 Nov 18, 2025 Malik Fady Ibraham EVP Research & Development Sell 22.5 -2,200 -1.54% ✗ $146.2K
Nov 14, 2025 Nov 17, 2025 Hessekiel Jeffrey Chief Legal & Admin Officer Neutral 90.0 +87,297 100.00% ✗ -
Nov 14, 2025 Hessekiel Jeffrey Chief Legal & Admin Officer Neutral 52.5 - 0.00% ✗ -
Nov 11, 2025 Nov 12, 2025 Kaye Edward M. MD Director Sell 20.0 -5,175 -34.15% ✗ $336.8K
Nov 5, 2025 Nov 5, 2025 Blum Robert I CEO Neutral 37.5 -2,000 -0.55% ✗ -
Nov 4, 2025 Nov 4, 2025 Malik Fady Ibraham EVP Research & Development Sell 22.5 -2,295 -1.61% ✗ $136.7K
Oct 30, 2025 Oct 30, 2025 Blum Robert I CEO Sell 20.0 -5,000 -1.36% ✗ $314.3K
Oct 27, 2025 Oct 27, 2025 WIERENGA WENDELL Director Sell 20.0 -4,375 -11.88% ✗ $256.7K
Oct 21, 2025 Oct 21, 2025 Malik Fady Ibraham EVP Research & Development Sell 22.5 -2,105 -1.47% ✗ $122.6K
Oct 15, 2025 Oct 21, 2025 WIERENGA WENDELL Director Neutral 60.0 +99 0.31% ✗ -
Oct 16, 2025 Oct 16, 2025 Blum Robert I CEO Sell 20.0 -5,000 -1.34% ✗ $300.2K
Oct 15, 2025 Oct 16, 2025 Harrington Robert Arthur Director Neutral 67.5 +199 0.97% ✗ -
Oct 15, 2025 Oct 16, 2025 HENDERSON JOHN T Director Neutral 60.0 +338 0.45% ✗ -
Oct 15, 2025 Oct 16, 2025 Kaye Edward M. MD Director Neutral 77.5 +199 2.04% ✗ -
Oct 15, 2025 Oct 16, 2025 Wysenski Nancy Director Neutral 60.0 +99 0.32% ✗ -
Oct 7, 2025 Oct 7, 2025 Malik Fady Ibraham EVP Research & Development Sell 22.5 -2,000 -1.40% ✗ $121.1K
Oct 6, 2025 Oct 6, 2025 Kaye Edward M. MD Director Sell 20.0 -6,757 -40.86% ✗ $405.4K
Oct 1, 2025 Oct 1, 2025 Blum Robert I CEO Sell 20.0 -5,000 -1.33% ✗ $275.3K
Sep 30, 2025 Sep 30, 2025 Kaye Edward M. MD Director Sell 20.0 -6,695 -28.82% ✗ $368.8K
Sep 23, 2025 Sep 23, 2025 Malik Fady Ibraham EVP Research & Development Sell 22.5 -2,000 -1.40% ✗ $98.6K
Sep 15, 2025 Sep 15, 2025 Blum Robert I CEO Sell 22.5 -5,000 -1.31% ✗ $248.9K
Sep 9, 2025 Sep 10, 2025 Malik Fady Ibraham EVP Research & Development Sell 22.5 -2,000 -1.40% ✗ $102.6K
Sep 2, 2025 Sep 2, 2025 Kaye Edward M. MD Director Sell 20.0 -6,756 -22.53% ✗ $337.8K
Sep 2, 2025 Sep 2, 2025 Harrington Robert Arthur Director Sell 22.5 -2,150 -9.50% ✗ $104.6K
Sep 2, 2025 Sep 2, 2025 Blum Robert I CEO Sell 22.5 -5,000 -1.29% ✗ $243.8K
Aug 19, 2025 Aug 20, 2025 Daly James M Director Neutral 52.5 - 0.00% ✗ -
Aug 20, 2025 Daly James M Director Neutral 52.5 - 0.00% ✗ -
Aug 19, 2025 Aug 19, 2025 Malik Fady Ibraham EVP Research & Development Sell 22.5 -2,000 -1.40% ✗ $76.6K
Aug 15, 2025 Aug 15, 2025 Blum Robert I CEO Sell 22.5 -5,000 -1.27% ✗ $192.1K
Aug 5, 2025 Aug 5, 2025 Malik Fady Ibraham EVP Research & Development Sell 22.5 -2,000 -1.40% ✗ $72.7K
Jul 29, 2025 Jul 31, 2025 Blum Robert I CEO Sell 22.5 -5,000 -1.26% ✗ $182.3K
Jul 22, 2025 Jul 23, 2025 Malik Fady Ibraham EVP Research & Development Sell 22.5 -2,000 -1.40% ✗ $74.9K
Jul 15, 2025 Jul 16, 2025 HENDERSON JOHN T Director Neutral 67.5 +559 0.76% ✗ -
Jul 15, 2025 Jul 16, 2025 Wysenski Nancy Director Neutral 67.5 +164 0.54% ✗ -
Jul 15, 2025 Jul 16, 2025 WIERENGA WENDALL Director Neutral 67.5 +164 0.51% ✗ -
Jul 15, 2025 Jul 16, 2025 Kaye Edward M. MD Director Neutral 77.5 +328 1.11% ✗ -
Jul 15, 2025 Jul 16, 2025 Harrington Robert Arthur Director Neutral 77.5 +328 1.47% ✗ -
Jul 14, 2025 Jul 15, 2025 Blum Robert I CEO Sell 22.5 -5,000 -1.24% ✗ $190.8K
Jul 8, 2025 Jul 8, 2025 Malik Fady Ibraham EVP Research & Development Sell 22.5 -2,000 -1.40% ✗ $67.5K
Jul 1, 2025 Jul 2, 2025 Blum Robert I CEO Sell 22.5 -5,000 -1.23% ✗ $167.8K
Jun 17, 2025 Jun 17, 2025 Malik Fady Ibraham EVP Research & Development Sell 22.5 -2,000 -1.40% ✗ $65.8K
Jun 16, 2025 Jun 16, 2025 Blum Robert I CEO Sell 22.5 -5,000 -1.21% ✗ $169K
Jun 5, 2025 Jun 5, 2025 Kaye Edward M. MD Director Sell 22.5 -3,636 -10.92% ✗ $116.7K
Jun 5, 2025 Jun 5, 2025 Callos Andrew EVP, Chief Commercial Officer Sell 20.0 -8,659 -14.27% ✗ $277.4K
Jun 3, 2025 Jun 3, 2025 Malik Fady Ibraham EVP Research & Development Sell 22.5 -2,000 -1.40% ✗ $63.8K
Jun 2, 2025 Jun 3, 2025 Lee Sung CFO Sell 22.5 -4,965 -6.67% ✗ $155K
Jun 2, 2025 Jun 2, 2025 Blum Robert I CEO Sell 22.5 -5,000 -1.20% ✗ $156.1K
May 20, 2025 May 20, 2025 Malik Fady Ibraham EVP Research & Development Sell 22.5 -2,000 -1.41% ✗ $64K
May 14, 2025 May 19, 2025 Harrington Robert Arthur Director Neutral 90.0 +7,333 48.95% ✗ -
May 16, 2025 May 16, 2025 Blum Robert I CEO Sell 22.5 -5,000 -1.19% ✗ $154.7K
May 15, 2025 May 15, 2025 Bhanji Muna Director Sell 26.3 -1,454 -5.82% ✗ $43.2K
May 14, 2025 May 15, 2025 PARSHALL B LYNNE Director Neutral 90.0 +7,333 35.60% ✗ -
May 14, 2025 May 14, 2025 Bhanji Muna Director Neutral 90.0 +7,333 41.59% ✗ -
May 14, 2025 May 14, 2025 HENDERSON JOHN T Director Neutral 90.0 +7,333 11.04% ✗ -
May 14, 2025 May 14, 2025 Kaye Edward M. MD Director Neutral 90.0 +7,333 28.25% ✗ -
May 14, 2025 May 14, 2025 Landry Robert E Director Neutral 90.0 +7,333 100.00% ✗ -
May 14, 2025 May 14, 2025 WIERENGA WENDALL Director Neutral 90.0 +7,333 29.51% ✗ -
May 14, 2025 May 14, 2025 Wysenski Nancy Director Neutral 90.0 +7,333 31.50% ✗ -
May 6, 2025 May 6, 2025 Malik Fady Ibraham EVP Research & Development Sell 22.5 -2,000 -1.41% ✗ $70K
May 5, 2025 May 5, 2025 Callos Andrew EVP, Chief Commercial Officer Sell 22.5 -4,002 -6.19% ✗ $146.8K
Apr 29, 2025 Apr 29, 2025 Blum Robert I CEO Sell 22.5 -5,000 -1.17% ✗ $204.8K
Apr 22, 2025 Apr 22, 2025 Malik Fady Ibraham EVP Research & Development Sell 22.5 -2,000 -1.41% ✗ $76.2K
Apr 21, 2025 Apr 21, 2025 WIERENGA WENDALL Director Sell 20.0 -20,000 -44.60% ✗ $769.2K
Apr 15, 2025 Apr 16, 2025 HENDERSON JOHN T Director Sell 22.5 -3,190 -4.58% ✗ $123.3K
Apr 15, 2025 Apr 16, 2025 HENDERSON JOHN T Director Neutral 67.5 +551 0.84% ✗ -
Apr 15, 2025 Apr 16, 2025 Harrington Robert Arthur Director Neutral 77.5 +324 2.21% ✗ -
Apr 15, 2025 Apr 16, 2025 Kaye Edward M. MD Director Neutral 77.5 +324 1.26% ✗ -
Apr 15, 2025 Apr 16, 2025 WIERENGA WENDALL Director Neutral 67.5 +162 0.66% ✗ -