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Sean Brynjelsen

President & CEO

Sean Brynjelsen (President & CEO) filed 2 Form 4 reports in the trailing twelve months (0 purchases, 2 sales), most often in Eton Pharmaceuticals, Inc. (ETON). The largest single filing was $6.1M of ETON (100,000 sh across 4 lots, as filed), executed Aug 19.

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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
2
0 buys · 2 sells
Median delay
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$9.9M
shares × price, as filed
Last traded
Aug 20
Filed Aug 20

Median ADV $33.1M across their filed names

Open performance
Volume by month
$6.1M$3.0M$0Oct 2024Apr 2025Oct 2025Apr 2026Jun 2025 · sells $3.6MMay 2026 · sells $3.8MAug 2026 · sells $6.1M
Buys $0 Sells $13.5M

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

Sectors filed on
Healthcare 2 filings

Sector per market data · by filing · past 12 months

Most traded names
ETON Eton Pharmaceuticals, Inc. ETON · 0 buys · 3 sells 3 filings
Recent filings
ETONSALE Eton Pharmaceuticals, Inc. View filing → $6.1M
100,000 sh across 4 lots
Exec Aug 19
Filed Aug 20 · 6:26 PM ET
ETONSALE Eton Pharmaceuticals, Inc. View filing → $3.8M
119,852 sh × $31.88
Exec May 28
Filed May 29 · 5:30 PM ET
ETONSALE Eton Pharmaceuticals, Inc. View filing → $3.6M
209,600 sh across 4 lots
Exec Jun 3 2025
Filed Jun 5 2025 · 5:30 PM ET