InsiderTrades

WIERENGA WENDALL

SEC CIK 1235945 · EDGAR

Buying vs selling by month open-market trades, last 58 months, CYTK
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
CYTKCYTOKINETICS INCDir 32.3K — $2.72M 392021-07-012025-07-15

Most active insiders at CYTK, 12 months

#InsiderTitleBoughtSold
1 Blum Robert IPres, CEO, Dir —$17.08M
2 Callos AndrewEVP, Chief Commercial Off —$16.02M
3 Lee SungEVP, CFO —$5.70M
4 Malik Fady IbrahamEVP Research, Development —$4.65M
5 Kaye Edward M. MDDir —$3.21M
6 HENDERSON JOHN TDir —$2.08M
7 WIERENGA WENDELLDir —$1.88M
8 PARSHALL B LYNNEDir —$1.36M
9 Landry Robert EDir —$146.8K
10 Harrington Robert ArthurDir —$143.6K

WIERENGA WENDALL made no open-market trades at CYTK in the last 12 months.

Transactions 39

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2025-07-16 2025-07-15 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $38.01 +164 32.3K +0.5% +$6,234
D 2025-05-14 2025-05-14 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $0.00 +7,333 32.2K +30% $0
D 2025-04-21 2025-04-21 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir S - Sale+OE $38.46 -20.0K 24.8K -45% -$769.2K
D 2025-04-21 2025-04-21 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir M - OptEx $6.21 +20.0K 44.8K +80% +$124.2K
2025-04-16 2025-04-15 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $38.56 +162 24.8K +0.7% +$6,247
2025-01-06 2025-01-02 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $48.93 +127 24.7K +0.5% +$6,214
D 2024-12-16 2024-12-16 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir S - Sale+OE $48.61 -742 24.6K -3% -$36.1K
D 2024-12-16 2024-12-16 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir M - OptEx $7.37 +742 25.3K +3% +$5,469
D 2024-11-26 2024-11-25 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir M - OptEx $7.37 +742 25.3K +3% +$5,469
D 2024-11-26 2024-11-25 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir S - Sale+OE $50.00 -742 24.6K -3% -$37.1K
D 2024-10-31 2024-10-28 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir M - OptEx $7.37 +4,452 29.0K +18% +$32.8K
D 2024-10-31 2024-10-28 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir S - Sale+OE $52.25 -4,452 24.6K -15% -$232.6K
2024-10-03 2024-10-01 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $52.60 +118 24.6K +0.5% +$6,207
2024-07-03 2024-07-01 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $0.00 +114 24.4K +0.5% $0
D 2024-05-16 2024-05-15 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $0.00 +5,600 24.3K +30% $0
2024-01-03 2024-01-02 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $84.12 +74 18.7K +0.4% +$6,225
DM 2023-12-27 2023-12-27 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir S - Sale+OE $73.60 -10.0K 18.7K -35% -$736.0K
DM 2023-12-27 2023-12-27 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir M - OptEx $4.44 +10.0K 23.7K +73% +$44.4K
2023-10-03 2023-10-02 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $27.88 +448 18.7K +2% +$12.5K
D 2023-08-21 2023-08-21 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir S - Sale+OE $32.02 -6,020 18.2K -25% -$192.8K
D 2023-08-21 2023-08-21 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir M - OptEx $6.72 +6,020 24.2K +33% +$40.5K
2023-07-05 2023-07-03 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $33.36 +374 18.2K +2% +$12.5K
D 2023-05-18 2023-05-10 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $0.00 +5,000 17.8K +39% $0
2023-04-05 2023-04-03 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $37.71 +298 12.8K +2% +$11.2K
D 2023-02-08 2023-02-06 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir M - OptEx $6.72 +7,000 19.5K +56% +$47.0K
D 2023-02-08 2023-02-06 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir S - Sale+OE $45.00 -7,000 12.5K -36% -$315.0K
2023-01-04 2023-01-03 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $44.35 +253 12.5K +2% +$11.2K
2022-10-05 2022-10-03 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $51.11 +110 12.3K +0.9% +$5,622
D 2022-09-01 2022-09-01 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir S - Sale+OE $52.79 -4,166 12.2K -26% -$219.9K
D 2022-09-01 2022-09-01 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir M - OptEx $6.78 +4,166 16.3K +34% +$28.2K
2022-07-12 2022-07-01 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $41.00 +137 12.2K +1% +$5,617
D 2022-05-11 2022-05-10 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $0.00 +5,000 12.0K +71% $0
2022-04-01 2022-04-01 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $38.38 +146 7,033 +2% +$5,603
2022-01-04 2022-01-03 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $46.00 +122 6,887 +2% +$5,612
D 2021-12-28 2021-12-27 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir M - OptEx $5.46 +4,166 10.9K +62% +$22.7K
D 2021-12-28 2021-12-27 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir S - Sale+OE $44.37 -4,166 6,765 -38% -$184.8K
2021-10-04 2021-10-01 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $36.74 +306 6,765 +5% +$11.2K
2021-07-08 2021-07-07 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $19.77 +63 6,459 +1.0% +$1,246
2021-07-02 2021-07-01 CYTK CYTOKINETICS INC WIERENGA WENDALL Dir A - Grant $20.98 +476 6,396 +8% +$9,986

Purchase Sale Sale after option exercise All abbreviations