Slingsby Brian Taylor
SEC Form 4 insider trading activity
Slingsby Brian Taylor has filed 3 SEC Form 4 filings (5 transaction rows) across 1 company, with disclosures dating back to 2025. 3 of those filings fall inside the rolling window. Most recent filing: Sep 25, 2026.
On the most recent filing, Slingsby Brian Taylor is listed as Director at Mineralys Therapeutics, Inc. Inside the rolling window, Slingsby Brian Taylor reported no open-market purchases and 2 open-market sales totaling $46.4M in MLYS. The largest disclosed transaction in the window is a sale of 1,000,000 MLYS shares on Nov 20, 2025, worth $43.4M.
Companies traded
Other insiders at MLYS
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$46.4M
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has Slingsby Brian Taylor made?
Slingsby Brian Taylor has filed 3 SEC Form 4 filings (5 transaction rows) across 1 company since 2025.
Which companies does Slingsby Brian Taylor trade?
Slingsby Brian Taylor has filed SEC Form 4 disclosures for 1 company, including MLYS.
When was Slingsby Brian Taylor's most recent SEC Form 4 filing?
Slingsby Brian Taylor's most recent SEC Form 4 filing on Tracefour is dated Sep 25, 2026.
What is Slingsby Brian Taylor's total buy and sell value in the current window?
Inside the rolling retention window, Slingsby Brian Taylor bought $0 and sold $46.4M based on SEC Form 4 filings.
What was Slingsby Brian Taylor's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 1,000,000 MLYS shares on 2025-11-20, worth $43.4M, per SEC Form 4 filings.