Back to Trades
Harrington Robert Arthur
DirectorCIK 0001923988
Total Volume
$642.5K
8 filings
Purchases
$0
0 buy txns
Sales
$248.3K
2 sell txns
Net Activity
-$248.3K
net sold
Largest Purchase
No open-market purchases in the recent filings.
Profile
- Filings
- 8
- Buy transactions
- 0
- Sell transactions
- 2
- Companies
- 1
- Active
- 2025–2026
Across 8 filings between 2025–2026, Harrington Robert Arthur, Director, has disclosed $642.5K in transactions — all concentrated in CYTOKINETICS INC (CYTK). Their disclosed trades are heavily weighted toward selling — $0 in buys and $248.3K in sells. Data is sourced from official SEC Form 3, 4, and 5 filings.
Associated Companies
Trading History
8 loaded
| Jul 16 | CYTK CYTOKINETICS INC | Harrington Robert Arthur | Director | Grant | $12.5K |
| May 27 | CYTK CYTOKINETICS INC | Harrington Robert Arthur | Director | Grant | $331.8K |
| Apr 15 | CYTK CYTOKINETICS INC | Harrington Robert Arthur | Director | Grant | $12.5K |
| Jan 16 | CYTK CYTOKINETICS INC | Harrington Robert Arthur | Director | Grant | $12.5K |
| Dec 2 | CYTK CYTOKINETICS INC | Harrington Robert Arthur | Director | Sell | $143.6K |
| Oct 16 | CYTK CYTOKINETICS INC | Harrington Robert Arthur | Director | Grant | $12.5K |
| Sep 2 | CYTK CYTOKINETICS INC | Harrington Robert Arthur | Director | Sell | $104.6K |
| Jul 16 | CYTK CYTOKINETICS INC | Harrington Robert Arthur | Director | Grant | $12.5K |
8 filings