StockCIK 1590877
REGENXBIO Inc. (RGNX): Insider Trades and Fund Holdings
In the past 12 months, REGENXBIO Inc. insiders reported 2 open-market purchases worth $949K and 0 sales worth $0.
2Insider buys, 12 months
$949KBought by insiders, 12 months
$0Sold by insiders, 12 months
1Tracked funds holding
Recent insider trades
Open-market purchases (code P) and sales (code S) from Form 4. Grants, option exercises and gifts are not shown. Latest filing: Aug 27, 2026.
| Filed | Insider | Type | Value |
|---|---|---|---|
| Aug 27 | Gregory Austin CiongoliDirector | ▲ BUY | $500K |
| Aug 27 | Gregory Austin CiongoliDirector | ▲ BUY | $450K |
Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings
Insiders who traded in the past year
| Insider | Role | Buys | Bought | Sells | Sold |
|---|---|---|---|---|---|
| Gregory Austin Ciongoli | Director | 2 | $949K | 0 | $0 |
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Tracked funds that report RGNX
From each fund's latest 13F. Holdings are as of quarter end and are filed up to 45 days later.
| Fund | Shares | Value | Change |
|---|---|---|---|
| Renaissance Technologies | 256,686 | $3.08M | ▼ −15.9% |
Source: SEC Form 13F-HR filings, retrieved Oct 28, 2026. How we read filings
Reading these numbers
Insiders sell for many reasons: taxes, diversification, a house. Purchases with their own money are rarer and are usually read as more informative. A Form 4 is due within two business days of the trade. How to read a Form 4 →