Simpson Curran
Chief Executive Officer
Simpson Curran has filed 6 SEC Form 4 filings (8 transaction rows) across 1 company, with disclosures dating back to 2025. 5 of those filings fall inside the rolling window. Most recent filing: Jul 6, 2026.
On the most recent filing, Simpson Curran is listed as Chief Executive Officer at REGENXBIO Inc. Inside the rolling window, Simpson Curran reported no open-market purchases and 2 open-market sales totaling $339K in RGNX. The largest disclosed transaction in the window is a sale of 20,811 RGNX shares on Oct 9, 2025, worth $263K.
Companies traded
Other insiders at RGNX
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$339K
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.
| Date | Ticker | Type | Value |
|---|---|---|---|
| Sep 10, 2025 | RGNX | Sale | $77K |
Frequently asked questions
How many SEC Form 4 filings has Simpson Curran made?
Simpson Curran has filed 6 SEC Form 4 filings (8 transaction rows) across 1 company since 2025.
Which companies does Simpson Curran trade?
Simpson Curran has filed SEC Form 4 disclosures for 1 company, including RGNX.
When was Simpson Curran's most recent SEC Form 4 filing?
Simpson Curran's most recent SEC Form 4 filing on Tracefour is dated Jul 6, 2026.
What is Simpson Curran's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Simpson Curran is listed as Chief Executive Officer.
What is Simpson Curran's total buy and sell value in the current window?
Inside the rolling retention window, Simpson Curran bought $0 and sold $339K based on SEC Form 4 filings.
What was Simpson Curran's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 20,811 RGNX shares on 2025-10-09, worth $263K, per SEC Form 4 filings.