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Insider · CIK 0001288859

Robert I Blum

ceopresidentofficerdirector

Files at CYTK (CYTOKINETICS INC). First filing Nov 4, 2024, latest Sep 28, 2026.

Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 11
$0 bought, $13M sold

Where the trades landed

Last year at the company this insider has traded most, with each buy and sell on the bar it happened.

CYTK: CYTOKINETICS INC

CYTKOct 9, 2026 · close 62.91

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

This insider’s open-market buys and sells, scored.

ScoreCompanyValueHoldingsPrice contextFiled
23Weak
CYTKsell 310b5-1
CYTOKINETICS INC
$491k
7,500 shares
-3%+23% from low-24% from high
40Moderate
CYTKsell 410b5-1
CYTOKINETICS INC
$7.3M
105,426 shares
-27%-
40Moderate
CYTKsell 310b5-1
CYTOKINETICS INC
$611k
15,000 shares
-3%-
45Moderate
CYTKsell 410b5-1
CYTOKINETICS INC
$1.1M
25,000 shares
-7%-
59Moderate
CYTKsell 4
CYTOKINETICS INC
$561k
12,648 shares
-4%-
61Notable
CYTKsell 4
CYTOKINETICS INC
$737k
16,970 shares
-4%-
55Moderate
CYTKsell 4
CYTOKINETICS INC
$375k
8,743 shares
-2%-
45Moderate
CYTKsell 410b5-1
CYTOKINETICS INC
$1.1M
25,000 shares
-6%-
18Weak
CYTKsell 410b5-1
CYTOKINETICS INC
$254k
5,000 shares
-1%-
18Weak
CYTKsell 310b5-1
CYTOKINETICS INC
$253k
5,000 shares
-1%-
18Weak
CYTKsell 310b5-1
CYTOKINETICS INC
$258k
5,000 shares
-1%-

Transactions

Every row this insider has filed, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Sep 28, 2026CYTK
CYTOKINETICS INC
MOption exercise
Common Stock10b5-1
+7,500$10.60$80k286,04413 d ago
Sep 28, 2026CYTK
CYTOKINETICS INC
SOpen-market sale
Common Stock10b5-1
-7,500$65.46$491k278,54413 d ago
Sep 28, 2026CYTK
CYTOKINETICS INC
MOption exercise
Non-Qualified Stock Option (Right to Buy)derivative10b5-1
-7,500$0.00$0149,24513 d ago
Sep 14, 2026CYTK
CYTOKINETICS INC
MOption exercise
Common Stock10b5-1
+7,500$10.60$80k385,32026 d ago
Sep 14, 2026CYTK
CYTOKINETICS INC
SOpen-market sale
Common Stock10b5-1
-7,500$73.44$551k377,82026 d ago
Sep 14, 2026CYTK
CYTOKINETICS INC
GGift
Common Stock10b5-1
-1,350$0.00$0376,47026 d ago
Sep 14, 2026CYTK
CYTOKINETICS INC
GGift
Common Stock10b5-1
-97,926$0.00$0278,54426 d ago
Sep 14, 2026CYTK
CYTOKINETICS INC
GGift
Common Stockindirect: by Trust 3. Beneficial Ownership Disclaimed.10b5-1
+97,926$0.00$097,92626 d ago
Sep 15, 2026CYTK
CYTOKINETICS INC
SOpen-market sale
Common Stockindirect: by Trust 3. Beneficial Ownership Disclaimed.10b5-1
-97,926$69.33$6.8M026 d ago
Sep 14, 2026CYTK
CYTOKINETICS INC
MOption exercise
Non-Qualified Stock Option (Right to Buy)derivative10b5-1
-7,500$0.00$0156,74526 d ago
Mar 31, 2025CYTK
CYTOKINETICS INC
SOpen-market sale
Common Stock10b5-1
-15,000$40.75$611k427,629Mar 31, 2025
Mar 14, 2025CYTK
CYTOKINETICS INC
AGrant or award
Common Stock
+116,096$0.00$0480,277Mar 18, 2025
Mar 14, 2025CYTK
CYTOKINETICS INC
AGrant or award
Incentive Stock Option (Right to Buy)derivative
+2,254$0.00$02,254Mar 18, 2025
Mar 14, 2025CYTK
CYTOKINETICS INC
AGrant or award
Non-Qualified Stock Option (Right to Buy)derivative
+176,547$0.00$0176,547Mar 18, 2025
Mar 17, 2025CYTK
CYTOKINETICS INC
SOpen-market sale
Common Stock10b5-1
-25,000$44.65$1.1M339,181Mar 17, 2025
Mar 17, 2025CYTK
CYTOKINETICS INC
SOpen-market sale
Common Stock
-12,648$44.38$561k326,533Mar 17, 2025
Mar 6, 2025CYTK
CYTOKINETICS INC
SOpen-market sale
Common Stock
-16,970$43.44$737k364,181Mar 7, 2025
Mar 5, 2025CYTK
CYTOKINETICS INC
SOpen-market sale
Common Stock10b5-1
-25,000$43.23$1.1M381,151Mar 5, 2025
Mar 3, 2025CYTK
CYTOKINETICS INC
SOpen-market sale
Common Stock
-8,743$42.88$375k406,151Mar 5, 2025
Dec 3, 2024CYTK
CYTOKINETICS INC
AGrant or award
Common Stock
+11,529$0.00$0409,207Dec 5, 2024
Dec 3, 2024CYTK
CYTOKINETICS INC
FTax withholding
Common Stock
-5,843$51.51$301k403,364Dec 5, 2024
Dec 3, 2024CYTK
CYTOKINETICS INC
AGrant or award
Common Stock
+11,530$0.00$0414,894Dec 5, 2024
Dec 2, 2024CYTK
CYTOKINETICS INC
MOption exercise
Common Stock10b5-1
+5,000$6.67$33k402,678Dec 2, 2024
Dec 2, 2024CYTK
CYTOKINETICS INC
SOpen-market sale
Common Stock10b5-1
-5,000$50.76$254k397,678Dec 2, 2024
Dec 2, 2024CYTK
CYTOKINETICS INC
MOption exercise
Non-Qualified Stock Option (Right to Buy)derivative10b5-1
-5,000$0.00$054,727Dec 2, 2024
Nov 18, 2024CYTK
CYTOKINETICS INC
MOption exercise
Common Stock10b5-1
+5,000$6.67$33k402,456Nov 19, 2024
Nov 18, 2024CYTK
CYTOKINETICS INC
SOpen-market sale
Common Stock10b5-1
-5,000$50.55$253k397,456Nov 19, 2024
Nov 18, 2024CYTK
CYTOKINETICS INC
MOption exercise
Non-Qualified Stock Option (Right to Buy)derivative10b5-1
-5,000$0.00$059,727Nov 19, 2024
Nov 1, 2024CYTK
CYTOKINETICS INC
MOption exercise
Common Stock10b5-1
+5,000$6.67$33k402,456Nov 4, 2024
Nov 1, 2024CYTK
CYTOKINETICS INC
SOpen-market sale
Common Stock10b5-1
-5,000$51.63$258k397,456Nov 4, 2024
Nov 1, 2024CYTK
CYTOKINETICS INC
MOption exercise
Non-Qualified Stock Option (Right to Buy)derivative10b5-1
-5,000$0.00$064,727Nov 4, 2024

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Robert I Blum: insider trades and track record | InsiderTell