Eton Pharmaceuticals, Inc.

ETON · Healthcare · Eton Pharmaceuticals, Inc., a pharmaceutical company, focuses on developing and commercializing treatments for rare diseases

Eton Pharmaceuticals, Inc. (ETON), in the Healthcare sector, has 11 disclosed filings on Paydirt over the trailing twelve months from 5 corporate insiders: 0 purchases and 11 sales, 1 filed past the deadline. Filers took a median of 1 day from execution to disclosure, and the most recent trade was executed Oct 6 and filed Oct 6. The most active filer was David Krempa with 3 filings. Data as of Nov 8 2026.

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Filings, ttm

0 buys · 11 sells · 1 late

Traders, ttm

5 insiders

Volume, ttmiDollar value disclosed in the window

$29.4M

estimated for Congress, as filed for insiders

Median delay

execution to disclosure

Last traded

Oct 6

Filed Oct 6

ADViAverage daily dollar volume

$33.1M

market data

Share price · 12M

$55.21 (+226.3%)

Adjusted for splits and dividends.

Volume by month

Buys $0 Sells $34.1M

Estimated for Congress, as filed for insiders · by filing month · past 24 months

Who filed · past 24 months

David Krempa Chief Business Officer 4 filings · 0 buys, 4 sales SB

Sean Brynjelsen President & CEO 3 filings · 0 buys, 3 sales OI Opaleye Management Inc. 10% owner 3 filings · 0 buys, 3 sales PM

Paul V Maier Director 2 filings · 0 buys, 2 sales JA

Jennifer McKie Adams Director 1 filing · 0 buys, 1 sale JG

James R. Gruber Chief Financial Officer 1 filing · 0 buys, 1 sale

Recent filings

David KrempaSALE Chief Business Officer $229K
4,166 sh × $55.07
Exec Oct 6
Filed Oct 6 · 4:49 PM ET Paul V MaierSALE Director $2.9M
49,872 sh across 2 lots
Exec Aug 28
Filed Aug 31 · 4:06 PM ET Paul V MaierSALE Director $2.9M
49,872 sh across 2 lots
Exec Aug 28
Filed Aug 28 · 4:51 PM ET David KrempaSALE Chief Business Officer $1.6M
25,000 sh × $65.07
Exec Aug 24
Filed Aug 24 · 5:19 PM ET Sean BrynjelsenSALE President & CEO $6.1M
100,000 sh across 4 lots
Exec Aug 19
Filed Aug 20 · 6:26 PM ET Opaleye Management Inc.SALE 10% owner $1.1M
28,315 sh across 2 lots
Exec Jul 14
Filed Jul 17 · 7:12 PM ET † Opaleye Management Inc.SALE 10% owner $1.1M
28,315 sh across 2 lots
Exec Jul 14
Filed Jul 16 · 5:14 PM ET Opaleye Management Inc.SALE 10% owner $4.8M
126,685 sh across 5 lots
Exec Jul 2
Filed Jul 7 · 6:29 PM ET Jennifer McKie AdamsSALE Director $1.6M
50,000 sh × $32.48
Exec Jun 17
Filed Jun 17 · 5:30 PM ET Sean BrynjelsenSALE President & CEO $3.8M
119,852 sh × $31.88
Exec May 28
Filed May 29 · 5:30 PM ET David KrempaSALE Chief Business Officer $3.2M
99,481 sh across 4 lots
Exec May 22
Filed May 27 · 5:30 PM ET James R. GruberSALE Chief Financial Officer $632K
39,082 sh × $16.16
Exec Aug 19 2025
Filed Aug 20 2025 · 5:30 PM ET David KrempaSALE Chief Business Officer $504K
34,000 sh across 3 lots
Exec Jun 12 2025
Filed Jun 16 2025 · 5:30 PM ET Sean BrynjelsenSALE President & CEO $3.6M
209,600 sh across 4 lots
Exec Jun 3 2025
Filed Jun 5 2025 · 5:30 PM ET