RGNX
REGENXBIO (RGNX)
NASDAQ
$12.58-$0.17 (-1.34%)
Price as of Jul 14, 2026 5:46 AM EDT
  • $659.1M
    Market Cap
  • 46.55%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
BLACKROCK INC.
16.65%
8.6M
+1.0M (+11.73%)
Jun 30, 2024
BLACKROCK, INC.
11.19%
5.8M
+25,997 (+0.45%)
Mar 31, 2026
BLACKROCK FUNDING, INC. /DE
10.57%
5.5M
-3.4M (-61.81%)
Dec 31, 2024
REDMILE GROUP, LLC
8.45%
4.4M
0 (0.00%)
Mar 31, 2026
JPMORGAN CHASE & CO
6.74%
3.5M
-69,702 (-2.00%)
Mar 31, 2026
VANGUARD GROUP INC
6.53%
3.4M
+36,042 (+1.07%)
Dec 31, 2025
STATE STREET CORP
5.28%
2.7M
+444,749 (+16.28%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions719.7M (79.20%)
  • Mutual Funds184.6M (20.32%)
  • Insiders4.4M (0.48%)
  • Other0 (0.00%)

Insider Transactions

  • 0.48% (4.4M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 2
    Number of InsiderSelling (last 12 months)
  • $16.9M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
PAKOLA STEVE
Chief Medical Officer
Exempt
Jul 02, 2026
$0.00
2,161
$0.00
64,812
PAKOLA STEVE
Chief Medical Officer
Exempt
Jul 02, 2026
$16,985.46
2,161
$7.86
215,170
PAKOLA STEVE
Chief Medical Officer
Sell
Jul 02, 2026
$29,476.04
2,161
$13.64
213,009
PAKOLA STEVE
Chief Medical Officer
Exempt
Jul 01, 2026
$0.00
36,725
$0.00
66,973
PAKOLA STEVE
Chief Medical Officer
Exempt
Jul 01, 2026
$288,658.50
36,725
$7.86
249,734
PAKOLA STEVE
Chief Medical Officer
Sell
Jul 01, 2026
$472,283.50
36,725
$12.86
213,009
PAKOLA STEVE
Chief Medical Officer
Sell
Jun 29, 2026
$216,472.32
19,608
$11.04
213,009
PAKOLA STEVE
Chief Medical Officer
Sell
Mar 10, 2026
$53,033.40
5,124
$10.35
247,926
PAKOLA STEVE
Chief Medical Officer
In Kind
Feb 01, 2026
$58,779.72
5,267
$11.16
253,050
Mills Kenneth T.
Exempt
Jan 27, 2026
$0.00
225,000
$0.00
225,000
Mills Kenneth T.
Exempt
Jan 27, 2026
$2.9M
225,000
$13.09
707,871
Mills Kenneth T.
In Kind
Jan 27, 2026
$3.0M
221,753
$13.41
486,118
Simpson Curran
Chief Executive Officer
Award
Jan 06, 2026
$0.00
233,651
$0.00
233,651
Christmas Patrick J.
Chief Strategy & Legal Officer
Award
Jan 06, 2026
$0.00
39,650
$0.00
39,650
Simpson Curran
Chief Executive Officer
Award
Jan 06, 2026
$0.00
144,864
$0.00
342,467
Chan Mitchell
Chief Financial Officer
Award
Jan 06, 2026
$0.00
39,650
$0.00
39,650
Christmas Patrick J.
Chief Strategy & Legal Officer
Award
Jan 06, 2026
$0.00
73,749
$0.00
215,367
Malzahn Craig
Chief Technology Officer
Award
Jan 06, 2026
$0.00
35,402
$0.00
35,402
PAKOLA STEVE
Chief Medical Officer
Award
Jan 06, 2026
$0.00
35,402
$0.00
35,402
Chan Mitchell
Chief Financial Officer
Award
Jan 06, 2026
$0.00
73,749
$0.00
127,717
PAKOLA STEVE
Chief Medical Officer
Award
Jan 06, 2026
$0.00
65,847
$0.00
258,317
Malzahn Craig
Chief Technology Officer
Award
Jan 06, 2026
$0.00
65,847
$0.00
82,194
PAKOLA STEVE
Chief Medical Officer
In Kind
Jan 02, 2026
$262,756.80
18,247
$14.40
192,470
Simpson Curran
Chief Executive Officer
In Kind
Jan 02, 2026
$267,249.60
18,559
$14.40
197,603
Malzahn Craig
Chief Technology Officer
In Kind
Jan 02, 2026
$17,827.20
1,238
$14.40
16,347
Christmas Patrick J.
Chief Strategy & Legal Officer
In Kind
Jan 02, 2026
$141,019.20
9,793
$14.40
141,618
Simpson Curran
Chief Executive Officer
Sell
Oct 09, 2025
$262,634.82
20,811
$12.62
216,162
Simpson Curran
Chief Executive Officer
Sell
Sep 29, 2025
$76,468.72
7,624
$10.03
236,973
Simpson Curran
Chief Executive Officer
Sell
Sep 10, 2025
$77,494.68
7,734
$10.02
244,597
Malzahn Craig
Chief Technology Officer
In Kind
Sep 01, 2025
$2,089.62
234
$8.93
17,585