ROCKVILLE, MD
REGENXBIO INC.RGNX— Latest position per institution from SEC 13F filings
15
Institutional holders
44.40M
Total shares held
532.59M
Estimated value
2.22M
Avg. position size
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
8.61M
Value
100.73M
Filed
Jun 30, 2024
BLACKROCK, INC.
CIK 2012383
Shares
6.40M
Value
76.64M
Filed
Jun 30, 2026
REDMILE GROUP, LLC
CIK 1425738
Shares
4.37M
Value
52.34M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
3.37M
Value
48.59M
Filed
Dec 31, 2025
STATE STREET CORP
CIK 93751
Shares
2.97M
Value
35.59M
Filed
Jun 30, 2026
JPMORGAN CHASE & CO
CIK 19617
Shares
2.21M
Value
26.19M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
2.11M
Value
25.25M
Filed
Jun 30, 2026
MORGAN STANLEY
CIK 895421
Shares
1.95M
Value
23.40M
Filed
Jun 30, 2026
GOLDMAN SACHS GROUP INC
CIK 886982
Shares
1.42M
Value
17.03M
Filed
Jun 30, 2026
AQR CAPITAL MANAGEMENT LLC
CIK 1167557
Shares
1.38M
Value
16.51M
Filed
Jun 30, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
1.36M
Value
16.24M
Filed
Jun 30, 2026
QUBE RESEARCH & TECHNOLOGIES LTD
CIK 1729829
Shares
1.31M
Value
10.98M
Filed
Mar 31, 2026
MARSHALL WACE, LLP
CIK 1318757
Shares
1.28M
Value
15.39M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
1.24M
Value
14.87M
Filed
Jun 30, 2026
INTEGRAL HEALTH ASSET MANAGEMENT, LLC
CIK 1773206
Shares
800K
Value
9.58M
Filed
Jun 30, 2026
CITADEL ADVISORS LLC
CIK 1423053
Shares
754.92K
Value
9.04M
Filed
Jun 30, 2026
NUVEEN, LLC
CIK 1871926
Shares
740.03K
Value
8.87M
Filed
Jun 30, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
731.59K
Value
8.76M
Filed
Jun 30, 2026
D. E. SHAW & CO., INC.
CIK 1009207
Shares
712.81K
Value
8.54M
Filed
Jun 30, 2026
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
669.81K
Value
8.02M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK FINANCE, INC. | 1364742 | 8.61M | 100.73M | Jun 30, 2024 |
| 2 | BLACKROCK, INC. | 2012383 | 6.40M | 76.64M | Jun 30, 2026 |
| 3 | REDMILE GROUP, LLC | 1425738 | 4.37M | 52.34M | Jun 30, 2026 |
| 4 | VANGUARD GROUP INC | 102909 | 3.37M | 48.59M | Dec 31, 2025 |
| 5 | STATE STREET CORP | 93751 | 2.97M | 35.59M | Jun 30, 2026 |
| 6 | JPMORGAN CHASE & CO | 19617 | 2.21M | 26.19M | Jun 30, 2026 |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 2.11M | 25.25M | Jun 30, 2026 |
| 8 | MORGAN STANLEY | 895421 | 1.95M | 23.40M | Jun 30, 2026 |
| 9 | GOLDMAN SACHS GROUP INC | 886982 | 1.42M | 17.03M | Jun 30, 2026 |
| 10 | AQR CAPITAL MANAGEMENT LLC | 1167557 | 1.38M | 16.51M | Jun 30, 2026 |
| 11 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 1.36M | 16.24M | Jun 30, 2026 |
| 12 | QUBE RESEARCH & TECHNOLOGIES LTD | 1729829 | 1.31M | 10.98M | Mar 31, 2026 |
| 13 | MARSHALL WACE, LLP | 1318757 | 1.28M | 15.39M | Jun 30, 2026 |
| 14 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 1.24M | 14.87M | Jun 30, 2026 |
| 15 | INTEGRAL HEALTH ASSET MANAGEMENT, LLC | 1773206 | 800K | 9.58M | Jun 30, 2026 |
| 16 | CITADEL ADVISORS LLC | 1423053 | 754.92K | 9.04M | Jun 30, 2026 |
| 17 | NUVEEN, LLC | 1871926 | 740.03K | 8.87M | Jun 30, 2026 |
| 18 | DIMENSIONAL FUND ADVISORS LP | 354204 | 731.59K | 8.76M | Jun 30, 2026 |
| 19 | D. E. SHAW & CO., INC. | 1009207 | 712.81K | 8.54M | Jun 30, 2026 |
| 20 | TWO SIGMA INVESTMENTS, LP | 1179392 | 669.81K | 8.02M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.