Werner Sean
Chief Technology Officer
Werner Sean has filed 10 SEC Form 4 filings (13 transaction rows) across 1 company, with disclosures dating back to 2025. 8 of those filings fall inside the rolling window. Most recent filing: Oct 9, 2026.
On the most recent filing, Werner Sean is listed as Chief Technology Officer at BIOLIFE SOLUTIONS INC. Inside the rolling window, Werner Sean reported no open-market purchases and 2 open-market sales totaling $5K in BLFS. The largest disclosed transaction in the window is a sale of 110 BLFS shares on Nov 25, 2025, worth $3K.
Companies traded
Other insiders at BLFS
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$5K
reported sales (SEC code S)
Companies
1
in the rolling window
Earlier trades
Open-market purchases and sales filed before the rolling 365-day window, kept from the original Form 4 filings.
Frequently asked questions
How many SEC Form 4 filings has Werner Sean made?
Werner Sean has filed 10 SEC Form 4 filings (13 transaction rows) across 1 company since 2025.
Which companies does Werner Sean trade?
Werner Sean has filed SEC Form 4 disclosures for 1 company, including BLFS.
When was Werner Sean's most recent SEC Form 4 filing?
Werner Sean's most recent SEC Form 4 filing on Tracefour is dated Oct 9, 2026.
What is Werner Sean's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Werner Sean is listed as Chief Technology Officer.
What is Werner Sean's total buy and sell value in the current window?
Inside the rolling retention window, Werner Sean bought $0 and sold $5K based on SEC Form 4 filings.
What was Werner Sean's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 110 BLFS shares on 2025-11-25, worth $3K, per SEC Form 4 filings.