Robert Arthur Harrington Cytokinetics Inc (CYTK) insider trading activity

CYTK Quotes by TradingView

Robert Arthur Harrington is Director of CYTOKINETICS INC. Currently has a direct ownership of 18,739 shares of CYTK, which is worth approximately $1.25 Million. The most recent transaction as insider was on Jan 15, 2026, when has been sold 197 shares (Common Stock) at a price of $63.44 per share, resulting in proceeds of $12,497. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 18.7K
9.44% 3M change
17.06% 12M change
Total Value Held $1.25 Million

Robert Arthur Harrington Transaction History

Date Transaction Value Shares Traded Shares Held Form
Jan 15 2026
BUY
Grant, award, or other acquisition
$12,497 $63.44 p/Share
197 Added 1.04%
18,739 Common Stock
Dec 01 2025
SELL
Open market or private sale
$143,620 $66.8 p/Share
2,150 Reduced 10.39%
18,542 Common Stock
Oct 15 2025
BUY
Grant, award, or other acquisition
$12,497 $62.8 p/Share
199 Added 0.95%
20,692 Common Stock
Sep 02 2025
SELL
Open market or private sale
$104,640 $48.67 p/Share
2,150 Reduced 9.5%
20,493 Common Stock
Jul 15 2025
BUY
Grant, award, or other acquisition
$12,467 $38.01 p/Share
328 Added 1.43%
22,643 Common Stock
May 14 2025
BUY
Grant, award, or other acquisition
-
7,333 Added 24.73%
22,315 Common Stock
Apr 15 2025
BUY
Grant, award, or other acquisition
$12,493 $38.56 p/Share
324 Added 2.12%
14,982 Common Stock
Apr 03 2025
SELL
Open market or private sale
$17,743 $39.43 p/Share
450 Reduced 2.98%
14,658 Common Stock
Mar 04 2025
SELL
Open market or private sale
$38,250 $42.5 p/Share
900 Reduced 5.62%
15,108 Common Stock
Jan 02 2025
BUY
Grant, award, or other acquisition
$12,477 $48.93 p/Share
255 Added 1.57%
16,008 Common Stock
Oct 01 2024
BUY
Grant, award, or other acquisition
$12,466 $52.6 p/Share
237 Added 1.48%
15,753 Common Stock
Jul 05 2024
SELL
Open market or private sale
$13,816 $54.61 p/Share
253 Reduced 1.6%
15,516 Common Stock
Jul 01 2024
BUY
Grant, award, or other acquisition
-
228 Added 1.43%
15,769 Common Stock
Jun 03 2024
SELL
Open market or private sale
$76,851 $48.64 p/Share
1,580 Reduced 9.23%
15,541 Common Stock
May 15 2024
BUY
Grant, award, or other acquisition
-
5,600 Added 24.65%
17,121 Common Stock
Jan 02 2024
BUY
Grant, award, or other acquisition
$12,449 $84.12 p/Share
148 Added 1.27%
11,521 Common Stock
Oct 02 2023
BUY
Grant, award, or other acquisition
$12,490 $27.88 p/Share
448 Added 3.79%
11,373 Common Stock
Jul 03 2023
BUY
Grant, award, or other acquisition
$12,476 $33.36 p/Share
374 Added 3.31%
10,925 Common Stock
May 10 2023
BUY
Grant, award, or other acquisition
-
5,000 Added 32.15%
10,551 Common Stock
Apr 03 2023
BUY
Grant, award, or other acquisition
$11,237 $37.71 p/Share
298 Added 5.09%
5,551 Common Stock
Jan 03 2023
BUY
Grant, award, or other acquisition
$11,220 $44.35 p/Share
253 Added 4.59%
5,253 Common Stock
May 10 2022
BUY
Grant, award, or other acquisition
-
5,000 Added 50.0%
5,000 Common Stock
RAH

Robert Arthur Harrington

Director
South San Francisco, CA

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