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CYTOKINETICS INC

CYTK Net selling
CIK 0001061983 #898 in the set updated 17 Sep 2026
Bought (12 mo)
$0.00
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$52.12M
$16.99M on a plan · $30.45M straight out of an exercise
Sold at will
$4.68M
10 of 88 sales
Net
−$52.12M
−$4.68M against sales at will

By person

16 insiders · 90 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Blum Robert I
President & CEO
$17.08M (20) scheduled
−$17.08M
286,876
0.2064%
$19.89M
−29.4%
Callos Andrew
EVP, Chief Commercial Officer
$16.02M (25) scheduled
−$16.02M
58,555
0.0421%
$4.06M
−8.3%
Lee Sung
EVP, Chief Financial Officer
$5.70M (5) scheduled
−$5.70M
63,221
0.0455%
$4.38M
+82.3%
Malik Fady Ibraham
EVP Research & Development
$4.51M (21) scheduled
−$4.51M
153,902
0.1107%
$10.67M
+24.6%
Kaye Edward M. MD
Director
$3.21M (5) scheduled
−$3.21M
10,434
0.0075%
$723.39K
−58.5%
HENDERSON JOHN T
Director
$2.08M (2) scheduled
−$2.08M
78,360
0.0564%
$5.43M
+105.9%
WIERENGA WENDELL
Director
$1.88M (3) scheduled
−$1.88M
35,563
0.0256%
$2.47M
+9.9%
PARSHALL B LYNNE
Director
$1.36M (4) scheduled
−$1.36M
10,784
0.0078%
$747.65K
−47.7%
Landry Robert E
Director
$146.79K (2) scheduled
−$146.79K
8,184
0.0059%
$567.40K
Harrington Robert Arthur
Director
$143.62K (1) scheduled
−$143.62K
21,932
0.0158%
$1.52M
+41.4%
Hessekiel Jeffrey
Chief Legal & Admin Officer
107,943
0.0776%
$7.48M
Wysenski Nancy
Director
33,992
0.0245%
$2.36M
+48.6%
WIERENGA WENDALL
Director
32,345
0.0233%
$2.24M
+32.3%
Bhanji Muna
Director
26,361
0.0190%
$1.83M
+49.5%
Wong Robert
VP, Chief Accounting Officer
18,655
0.0134%
$1.29M
+7.2%
Daly James M
Director
3,390
0.0024%
$235.03K
Insider
Date
Role
Action
Shares
Price
Amount
Blum Robert I
14 Sep 2026
President & CEO
Sold after exercise
7,500
$73.44
$550.80K
Malik Fady Ibraham
8 Sep 2026
EVP Research & Development
Sold after exercise
3,500
$75.46
$264.11K
Blum Robert I
31 Aug 2026
President & CEO
Sold after exercise
7,500
$70.24
$526.80K
Callos Andrew
31 Aug 2026
EVP, Chief Commercial Officer
Sold after exercise
10,000
$70.24
$702.40K
Malik Fady Ibraham
18 Aug 2026
EVP Research & Development
Sold after exercise
3,500
$75.82
$265.37K
Blum Robert I
10 Aug 2026
President & CEO
Sold after exercise
7,500
$76.76
$575.70K
Callos Andrew
30 Jul 2026
EVP, Chief Commercial Officer
Sold after exercise
14,000
$79.88
$1.12M
Blum Robert I
27 Jul 2026
President & CEO
Sold after exercise
7,500
$80.87
$606.53K
Malik Fady Ibraham
21 Jul 2026
EVP Research & Development
Sold after exercise
3,500
$80.59
$282.07K
Blum Robert I
13 Jul 2026
President & CEO
Sold after exercise
7,490
$82.02
$614.33K
Blum Robert I
13 Jul 2026
President & CEO
Sold after exercise
10
$82.02
$820.20
Malik Fady Ibraham
7 Jul 2026
EVP Research & Development
Sold after exercise
3,500
$86.62
$303.17K
Lee Sung
1 Jul 2026
EVP, Chief Financial Officer
Sold after exercise
1,112
$87.79
$97.62K
Callos Andrew
1 Jul 2026
EVP, Chief Commercial Officer
Sold after exercise
15,000
$85.80
$1.29M
Lee Sung
29 Jun 2026
EVP, Chief Financial Officer
Sold after exercise
3,134
$85.00
$266.39K
Lee Sung
24 Jun 2026
EVP, Chief Financial Officer
Sold after exercise
38,730
$82.30
$3.19M
Malik Fady Ibraham
23 Jun 2026
EVP Research & Development
Sold after exercise
3,500
$79.51
$278.29K
Malik Fady Ibraham
9 Jun 2026
EVP Research & Development
Sold after exercise
3,500
$67.98
$237.93K
Callos Andrew
1 Jun 2026
EVP, Chief Commercial Officer
Sold after exercise
15,000
$74.08
$1.11M
Malik Fady Ibraham
19 May 2026
EVP Research & Development
Sold after exercise
3,500
$75.69
$264.92K
Callos Andrew
5 May 2026
EVP, Chief Commercial Officer
Sold after exercise
11,333
$77.25
$875.47K
HENDERSON JOHN T
5 May 2026
Director
Sold after exercise
20,000
$75.97
$1.52M
WIERENGA WENDELL
5 May 2026
Director
Sold after exercise
4,032
$75.00
$302.40K
Malik Fady Ibraham
5 May 2026
EVP Research & Development
Sold after exercise
3,500
$77.37
$270.80K
Callos Andrew
1 May 2026
EVP, Chief Commercial Officer
Sold after exercise
15,857
$65.00
$1.03M
Callos Andrew
30 Apr 2026
EVP, Chief Commercial Officer
Sold after exercise
15,000
$63.26
$948.90K
Malik Fady Ibraham
21 Apr 2026
EVP Research & Development
Sold after exercise
3,500
$65.69
$229.92K
Malik Fady Ibraham
7 Apr 2026
EVP Research & Development
Sold after exercise
1,000
$64.75
$64.75K
Malik Fady Ibraham
7 Apr 2026
EVP Research & Development
Sold after exercise
3,500
$65.21
$228.24K
Callos Andrew
5 Mar 2026
EVP, Chief Commercial Officer
Sold after exercise
11,000
$61.88
$680.68K
Callos Andrew
5 Mar 2026
EVP, Chief Commercial Officer
Sold after exercise
15,000
$61.87
$928.05K
Callos Andrew
2 Mar 2026
EVP, Chief Commercial Officer
Sold after exercise
886
$61.62
$54.60K
Callos Andrew
5 Feb 2026
EVP, Chief Commercial Officer
Sold after exercise
15,000
$61.93
$928.95K
Callos Andrew
2 Feb 2026
EVP, Chief Commercial Officer
Sold after exercise
886
$62.10
$55.02K
Callos Andrew
5 Jan 2026
EVP, Chief Commercial Officer
Sold after exercise
15,000
$60.28
$904.20K
Callos Andrew
2 Jan 2026
EVP, Chief Commercial Officer
Sold after exercise
885
$63.16
$55.90K
Callos Andrew
2 Jan 2026
EVP, Chief Commercial Officer
Sold after exercise
913
$62.09
$56.69K
WIERENGA WENDELL
22 Dec 2025
Director
Sold after exercise
20,000
$66.14
$1.32M
Malik Fady Ibraham
16 Dec 2025
EVP Research & Development
Sold after exercise
2,200
$61.24
$134.73K
Callos Andrew
8 Dec 2025
EVP, Chief Commercial Officer
Sold after exercise
1,042
$65.96
$68.73K
Callos Andrew
5 Dec 2025
EVP, Chief Commercial Officer
Sold after exercise
52,486
$65.95
$3.46M
Malik Fady Ibraham
2 Dec 2025
EVP Research & Development
Sold after exercise
2,200
$63.89
$140.56K
HENDERSON JOHN T
2 Dec 2025
Director
Sold after exercise
8,750
$63.90
$559.13K
Kaye Edward M. MD
1 Dec 2025
Director
Sold after exercise
28,064
$66.72
$1.87M
Malik Fady Ibraham
18 Nov 2025
EVP Research & Development
Sold after exercise
2,200
$66.45
$146.19K
Kaye Edward M. MD
11 Nov 2025
Director
Sold after exercise
5,175
$65.08
$336.79K
Malik Fady Ibraham
4 Nov 2025
EVP Research & Development
Sold after exercise
2,295
$59.55
$136.67K
WIERENGA WENDELL
27 Oct 2025
Director
Sold after exercise
4,375
$58.68
$256.73K
Malik Fady Ibraham
21 Oct 2025
EVP Research & Development
Sold after exercise
2,105
$58.22
$122.55K
Malik Fady Ibraham
7 Oct 2025
EVP Research & Development
Sold after exercise
2,000
$60.56
$121.12K
Malik Fady Ibraham
23 Sep 2025
EVP Research & Development
Sold after exercise
2,000
$49.28
$98.56K

What was left out

Form 4 filings counted 128
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 27
Sales straight out of an exercise 51
Sales at will 10
Transactions with no price 0
Shares from compensation/vesting 1,065,252
History held since 30 Dec 2016