Andrew Callos

CIK: 0001852129

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)33 (51.6%)

Position reduction

Option Exercises (M)21 (32.8%)

Derivative conversions

Awards (A)7 (10.9%)

Compensation grants

Other (G, F, J, C, D, …)3 (4.7%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

CYTK

CYTOKINETICS INC

Officer

Discretionary Trading P&L

Holdings

Transaction History (64 total)

CYTK
CYTOKINETICS INC
Aug 31, 2026
Sale(S)
Direct
10K shares at avg. $70.24$702K
CYTK
CYTOKINETICS INC
Aug 31, 2026
Exercise(M)
Direct
10K shares at avg. $23.26$233K
CYTK
CYTOKINETICS INC
Jul 30, 2026
Sale(S)
Direct
14K shares at avg. $79.88$1.1M
CYTK
CYTOKINETICS INC
Jul 30, 2026
Exercise(M)
Direct
14K shares at avg. $23.26$326K
CYTK
CYTOKINETICS INC
Jul 1, 2026
Exercise(M)
Direct
15K shares at avg. $23.26$349K
CYTK
CYTOKINETICS INC
Jul 1, 2026
Sale(S)
Direct
15K shares at avg. $85.80$1.3M
CYTK
CYTOKINETICS INC
Jun 1, 2026
Sale(S)
Direct
15K shares at avg. $74.08$1.1M
CYTK
CYTOKINETICS INC
Jun 1, 2026
Exercise(M)
Direct
15K shares at avg. $23.26$349K
CYTK
CYTOKINETICS INC
May 5, 2026
Exercise(M)
Direct
11.3K shares at avg. $39.13$443K
CYTK
CYTOKINETICS INC
May 5, 2026
Sale(S)
Direct
11.3K shares at avg. $77.25$875K
CYTK
CYTOKINETICS INC
May 1, 2026
Exercise(M)
Direct
15.9K shares at avg. $37.63$597K
CYTK
CYTOKINETICS INC
May 1, 2026
Sale(S)
Direct
15.9K shares at avg. $65.00$1.0M
CYTK
CYTOKINETICS INC
Apr 30, 2026
Sale(S)
Direct
15K shares at avg. $63.26$949K
CYTK
CYTOKINETICS INC
Apr 30, 2026
Exercise(M)
Direct
15K shares at avg. $23.26$349K
CYTK
CYTOKINETICS INC
Apr 15, 2026
Sale(S)
Direct
7.4K shares at avg. $66.02$492K
CYTK
CYTOKINETICS INC
Mar 18, 2026
Sale(S)
Direct
1.9K shares at avg. $62.07$120K
CYTK
CYTOKINETICS INC
Mar 17, 2026
Sale(S)
Direct
5.6K shares at avg. $62.15$350K
CYTK
CYTOKINETICS INC
Mar 17, 2026
Sale(S)
Direct
2.9K shares at avg. $62.15$181K
CYTK
CYTOKINETICS INC
Mar 16, 2026
Sale(S)
Direct
1.7K shares at avg. $61.03$104K
CYTK
CYTOKINETICS INC
Mar 15, 2026
Award(A)
Direct
13.3K shares-
CYTK
CYTOKINETICS INC
Mar 15, 2026
Award(A)
Direct
20.6K shares-
CYTK
CYTOKINETICS INC
Mar 9, 2026
Sale(S)
Direct
2.6K shares at avg. $60.72$157K
CYTK
CYTOKINETICS INC
Mar 5, 2026
Sale(S)
Direct
11K shares at avg. $61.88$681K
CYTK
CYTOKINETICS INC
Mar 5, 2026
Sale(S)
Direct
15K shares at avg. $61.87$928K
CYTK
CYTOKINETICS INC
Mar 5, 2026
Exercise(M)
Direct
11K shares at avg. $39.13$430K

		Type	Shares	Price		Ownership
Aug 31, 2026	CYTK CYTOKINETICS INC	Sale(S)	10,000	$70.24	$702,400	Direct
Aug 31, 2026	CYTK CYTOKINETICS INC	Exercise(M)	10,000	$23.26	$232,600	Direct
Jul 30, 2026	CYTK CYTOKINETICS INC	Sale(S)	14,000	$79.88	$1,118,320	Direct
Jul 30, 2026	CYTK CYTOKINETICS INC	Exercise(M)	14,000	$23.26	$325,640	Direct
Jul 1, 2026	CYTK CYTOKINETICS INC	Exercise(M)	15,000	$23.26	$348,900	Direct
Jul 1, 2026	CYTK CYTOKINETICS INC	Sale(S)	15,000	$85.80	$1,287,000	Direct
Jun 1, 2026	CYTK CYTOKINETICS INC	Sale(S)	15,000	$74.08	$1,111,200	Direct
Jun 1, 2026	CYTK CYTOKINETICS INC	Exercise(M)	15,000	$23.26	$348,900	Direct
May 5, 2026	CYTK CYTOKINETICS INC	Exercise(M)	11,333	$39.13	$443,460	Direct
May 5, 2026	CYTK CYTOKINETICS INC	Sale(S)	11,333	$77.25	$875,474	Direct
May 1, 2026	CYTK CYTOKINETICS INC	Exercise(M)	15,857	$37.63	$596,699	Direct
May 1, 2026	CYTK CYTOKINETICS INC	Sale(S)	15,857	$65.00	$1,030,705	Direct
Apr 30, 2026	CYTK CYTOKINETICS INC	Sale(S)	15,000	$63.26	$948,900	Direct
Apr 30, 2026	CYTK CYTOKINETICS INC	Exercise(M)	15,000	$23.26	$348,900	Direct
Apr 15, 2026	CYTK CYTOKINETICS INC	Sale(S)	7,449	$66.02	$491,783	Direct
Mar 18, 2026	CYTK CYTOKINETICS INC	Sale(S)	1,930	$62.07	$119,795	Direct
Mar 17, 2026	CYTK CYTOKINETICS INC	Sale(S)	5,626	$62.15	$349,656	Direct
Mar 17, 2026	CYTK CYTOKINETICS INC	Sale(S)	2,916	$62.15	$181,229	Direct
Mar 16, 2026	CYTK CYTOKINETICS INC	Sale(S)	1,709	$61.03	$104,300	Direct
Mar 15, 2026	CYTK CYTOKINETICS INC	Award(A)	13,320	-	$0	Direct
Mar 15, 2026	CYTK CYTOKINETICS INC	Award(A)	20,646	-	$0	Direct
Mar 9, 2026	CYTK CYTOKINETICS INC	Sale(S)	2,582	$60.72	$156,779	Direct
Mar 5, 2026	CYTK CYTOKINETICS INC	Sale(S)	11,000	$61.88	$680,680	Direct
Mar 5, 2026	CYTK CYTOKINETICS INC	Sale(S)	15,000	$61.87	$928,050	Direct
Mar 5, 2026	CYTK CYTOKINETICS INC	Exercise(M)	11,000	$39.13	$430,430	Direct

1-25 of 64 transactions

About Callos Andrew

Callos Andrew (SEC CIK 0001852129) files insider reports with the SEC as EVP, Chief Commercial Officer of CYTOKINETICS INC (CYTK).

Signal8 holds 35 ownership filings by Callos Andrew, all Form 4s, filed between Dec 5, 2024 and Aug 31, 2026. Those filings report 64 transactions, from Dec 3, 2024 to Aug 31, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Callos Andrew's filings is in SOUTH SAN FRANCISCO, CA.

Recent filings by Callos Andrew

Aug 31, 2026: Open-market sale of CYTK shares (Form 4, code S).
Aug 31, 2026: Option exercise of CYTK shares (Form 4, code M).
Jul 30, 2026: Open-market sale of CYTK shares (Form 4, code S).
Jul 30, 2026: Option exercise of CYTK shares (Form 4, code M).
Jul 1, 2026: Option exercise of CYTK shares (Form 4, code M).

Other insiders filing for CYTOKINETICS INC (CYTK)

Malik Fady Ibraham, EVP Research & Development
Blum Robert I, President & CEO
Wysenski Nancy, Director
Kaye Edward M. MD, Director
Harrington Robert Arthur, Director
Daly James M, Director

How to read Form 4 transaction codes