Robert I Blum

President & CEO

Robert I Blum (President & CEO) filed 17 Form 4 reports in the trailing twelve months (0 purchases, 17 sales), most often in Cytokinetics, Incorporated (CYTK). The largest single filing was $7.3M of CYTK (105,426 sh across 2 lots, as filed), executed Sep 14.

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Return, ttmiAverage return per filing, trailing twelve months

–

no purchases on file

Delay-adjustediThe same average, entered at disclosure dates

–

returns measure stock purchases only

Filings, ttm

0 buys · 17 sells

Median delay

–

execution → disclosure

Volume, ttmiDollar value disclosed in the trailing twelve months

$17.1M

shares × price, as filed

Last traded

Sep 15

Filed Sep 15

Median ADV $207.8M across their filed names

Open performance→

Volume by month

Buys $0 Sells $24.7M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on

Healthcare 17 filings

Sector per market data · by filing · past 12 months

Most traded names

CYTK

Cytokinetics, Incorporated CYTK · 0 buys · 39 sells 39 filings

Recent filings

CYTKSALE Cytokinetics, Incorporated View filing → $584K
7,500 sh × $77.92
Exec May 14
Filed May 14 · 5:30 PM ET CYTKSALE Cytokinetics, Incorporated View filing → $447K
7,500 sh × $59.62
Exec Apr 29
Filed Apr 29 · 5:30 PM ET CYTKSALE Cytokinetics, Incorporated View filing → $490K
7,500 sh × $65.38
Exec Apr 15
Filed Apr 15 · 5:30 PM ET CYTKSALE Cytokinetics, Incorporated View filing → $500K
7,500 sh × $66.63
Exec Apr 1
Filed Apr 1 · 5:30 PM ET CYTKSALE Cytokinetics, Incorporated View filing → $2.3M
36,601 sh across 2 lots
Exec Mar 17
Filed Mar 18 · 5:30 PM ET CYTKSALE Cytokinetics, Incorporated View filing → $482K
7,931 sh × $60.72
Exec Mar 9
Filed Mar 10 · 5:30 PM ET CYTKSALE Cytokinetics, Incorporated View filing → $314K
5,000 sh × $62.86
Exec Oct 30 2025
Filed Oct 30 2025 · 5:30 PM ET CYTKSALE Cytokinetics, Incorporated View filing → $300K
5,000 sh × $60.03
Exec Oct 16 2025
Filed Oct 16 2025 · 5:30 PM ET More filings →