Kerr Douglas
Head of R&D and CMO
Kerr Douglas has filed 9 SEC Form 4 filings (11 transaction rows) across 1 company, with disclosures dating back to 2025. 8 of those filings fall inside the rolling window. Most recent filing: Oct 22, 2026.
On the most recent filing, Kerr Douglas is listed as Chief Medical Officer at Dyne Therapeutics, Inc. Inside the rolling window, Kerr Douglas reported no open-market purchases and 7 open-market sales totaling $233K in DYN. The largest disclosed transaction in the window is a sale of 3,745 DYN shares on Sep 4, 2026, worth $91K.
Companies traded
Other insiders at DYN
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$233K
reported sales (SEC code S)
Companies
1
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| DYN | Chief Medical Officer | Sale | 3,745 | $91K | Sep 8 | SEC ↗ | |
| DYN | Chief Medical Officer | Sale | 1,290 | $24K | Sep 8 | SEC ↗ | |
| DYN | Chief Medical Officer | Sale | 1,556 | $41K | Aug 17 | SEC ↗ | |
| DYN | Chief Medical Officer | Sale | 887 | $16K | Jun 17 | SEC ↗ | |
| DYN | Chief Medical Officer | Sale | 1,564 | $29K | May 14 | SEC ↗ | |
| DYN | Chief Medical Officer | Sale | 904 | $13K | Mar 6 | SEC ↗ | |
| DYN | Chief Medical Officer | Sale | 880 | $18K | Dec 5 | SEC ↗ |
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 Kerr Douglas made?
Kerr Douglas has filed 9 SEC Form 4 filings (11 transaction rows) across 1 company since 2025.
Which companies does Kerr Douglas trade?
Kerr Douglas has filed SEC Form 4 disclosures for 1 company, including DYN.
When was Kerr Douglas's most recent SEC Form 4 filing?
Kerr Douglas's most recent SEC Form 4 filing on Tracefour is dated Oct 22, 2026.
What is Kerr Douglas's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Kerr Douglas is listed as Head of R&D and CMO.
What is Kerr Douglas's total buy and sell value in the current window?
Inside the rolling retention window, Kerr Douglas bought $0 and sold $233K based on SEC Form 4 filings.
What was Kerr Douglas's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 3,745 DYN shares on 2026-09-04, worth $91K, per SEC Form 4 filings.