RGNX REGENXBIO Inc.

NASDAQ
$7.40

REGENXBIO Inc. (RGNX) Insider Activity

What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.

Insider signal In line Selling ran in line with RGNX's own trailing one-year pace, with 46% of sale value under a prearranged plan.
Cluster activity 1 buyer in the last 30 days 1 buyer in the last 90 days 1 seller in the last 90 days
Insiders buying
1
2 transactions
Insiders selling
2
7 transactions
Purchases
$949.4K
102,603 shares
Sales
$1.3M
107,362 shares
Net activity
-$329.7K
purchases less sales

How much of that selling was preplanned? 46% planned / 54% discretionary

10b5-1 plan sales $590.3K 5 transactions · 51,029 shares
Discretionary sales $688.8K 2 transactions · 56,333 shares

Largest single sale: $472.3K.

Where they traded

Buy Sell Dot area is proportional to transaction value.

Last open-market purchase: August 27, 2026 , by Ciongoli Gregory Austin .

Recent open-market activity

Date Insider Role Action Shares Price Value Held after
Ciongoli Gregory Austin Director Buy 53,407 $9.36 $499.7K 118,035
Ciongoli Gregory Austin Director Buy 49,196 $9.14 $449.7K 64,628
PAKOLA STEVE Chief Medical Officer Sell 10b5-1 2,161 $13.64 $29.5K 213,009 −1% of holding
PAKOLA STEVE Chief Medical Officer Sell 36,725 $12.86 $472.3K 213,009 −14.7% of holding
PAKOLA STEVE Chief Medical Officer Sell 19,608 $11.04 $216.5K 213,009 −8.4% of holding
PAKOLA STEVE Chief Medical Officer Sell 10b5-1 15,309 $11.02 $168.7K 232,617 −6.2% of holding
PAKOLA STEVE Chief Medical Officer Sell 10b5-1 5,124 $10.35 $53.0K 247,926 −2% of holding
Simpson Curran Chief Executive Officer Sell 10b5-1 20,811 $12.62 $262.6K 216,162 −8.8% of holding
Simpson Curran Chief Executive Officer Sell 10b5-1 7,624 $10.03 $76.5K 236,973 −3.1% of holding

Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.