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Cytokinetics Inc. planned insider sales

In the twelve months since 9 October 2025 insiders at Cytokinetics Inc. filed 30 Form 144 notices of planned sales, 672,913 shares worth $47.4 million at the time of filing, from 12 sellers. The latest, filed 15 September 2026: Robert I. Blum (president, ceo, director), 97,926 shares worth $7.1 million, planned for around 15 September 2026 through J.P. Morgan Securities LLC.

FiledSellerRelationshipSharesValuePlanned saleBrokerHow acquiredFiling
15 September 2026Robert I. BlumPresident, CEO, Director97,926$7.1 million15 September 2026J.P. Morgan Securities LLCTransferForm 144
11 September 2026Robert LandryDirector2,000$147,24011 September 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted Stock UnitsForm 144
1 September 2026B Lynne ParshallDirector5,000$354,5501 September 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted Stock UnitsForm 144
30 July 2026Andrew CallosOfficer24,000$1.9 million30 July 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
7 July 2026Fady MalikOfficer24,500$2.1 million7 July 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
1 July 2026Robert BlumDirector, Officer52,500$4.5 million1 July 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock Options; Restricted Stock UnitsForm 144
29 June 2026Sung LeeOfficer9,503$781,05229 June 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
26 June 2026Sung LeeOfficer6,695$540,95626 June 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted Stock UnitsForm 144
24 June 2026Sung LeeOfficer38,730$3.1 million24 June 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
1 June 2026Edward KayeDirector2,933$225,1371 June 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted Stock UnitsForm 144
5 May 2026Wendell WierengaDirector4,032$266,3145 May 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
5 May 2026John HendersonDirector20,000$1.3 million5 May 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
5 May 2026Sung LeeOfficer23,906$1.6 million5 May 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted stock units and performance stock unitsForm 144
15 April 2026Andrew CallosOfficer79,639$5.3 million15 April 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock Options; Restricted Stock UnitsForm 144
7 April 2026Fady MalikOfficer22,000$1.4 million7 April 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
1 April 2026Robert BlumDirector, Officer45,000$3.0 million1 April 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted Stock UnitsForm 144
31 March 2026Andrew CallosOfficer3,639$229,14831 March 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted Stock UnitsForm 144
18 March 2026Andrew CallosOfficer1,930$119,91118 March 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted Stock UnitsForm 144
16 March 2026Andrew CallosOfficer1,709$102,64316 March 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted Stock UnitsForm 144
2 March 2026B Lynne ParshallDirector10,000$622,2002 March 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted Stock UnitsForm 144
2 January 2026Andrew CallosOfficer59,570$3.8 million2 January 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock Options; Performance Stock UnitsForm 144
29 December 2025Andrew CallosOfficer1,809$114,16629 December 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesPerformance Stock UnitsForm 144
22 December 2025Wendell WierengaDirector20,000$1.3 million22 December 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
5 December 2025Andrew CallosOfficer53,528$3.6 million5 December 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
2 December 2025John T HendersonDirector8,750$577,9382 December 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
1 December 2025Edward KayeDirector28,064$1.9 million1 December 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
19 November 2025B Lynne ParshallDirector5,000$330,80019 November 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted Stock UnitsForm 144
12 November 2025Edward KayeDirector5,175$321,88511 November 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
27 October 2025Wendell WierengaDirector4,375$253,00627 October 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
21 October 2025Fady MalikOfficer11,000$652,85021 October 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesExercise of Stock OptionsForm 144
A Form 144 is the notice an insider files with the SEC before selling restricted or control shares over the Rule 144 thresholds; it says what may be sold, not what was.
Read moreValue is the filer's own aggregate market value. Whether the sale happened shows up later on Form 4, on the insiders page.

Source

Form 144 filings on EDGAR for Cytokinetics Inc.: the company's filing index, each notice read from its own XML.

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