ROCKVILLE, MD
REGENXBIO INC.RGNX— Latest position per institution from SEC 13F filings
15
Institutional holders
44.47M
Total shares held
442.65M
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
5.78M
Value
48.46M
Filed
Mar 31, 2026
REDMILE GROUP, LLC
CIK 1425738
Shares
4.37M
Value
36.61M
Filed
Mar 31, 2026
JPMORGAN CHASE & CO
CIK 19617
Shares
3.55M
Value
51.17M
Filed
Dec 31, 2025
VANGUARD GROUP INC
CIK 102909
Shares
3.37M
Value
48.59M
Filed
Dec 31, 2025
STATE STREET CORP
CIK 93751
Shares
2.73M
Value
22.89M
Filed
Mar 31, 2026
MORGAN STANLEY
CIK 895421
Shares
2.07M
Value
17.31M
Filed
Mar 31, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
2.01M
Value
16.82M
Filed
Mar 31, 2026
GOLDMAN SACHS GROUP INC
CIK 886982
Shares
1.84M
Value
15.41M
Filed
Mar 31, 2026
INTEGRAL HEALTH ASSET MANAGEMENT, LLC
CIK 1773206
Shares
1.50M
Value
12.57M
Filed
Mar 31, 2026
QUBE RESEARCH & TECHNOLOGIES LTD
CIK 1729829
Shares
1.31M
Value
10.98M
Filed
Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
1.14M
Value
9.53M
Filed
Mar 31, 2026
AQR CAPITAL MANAGEMENT LLC
CIK 1167557
Shares
1.05M
Value
8.81M
Filed
Mar 31, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
1.02M
Value
8.54M
Filed
Mar 31, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
1.01M
Value
8.46M
Filed
Mar 31, 2026
ASSENAGON ASSET MANAGEMENT S.A.
CIK 1546007
Shares
980.61K
Value
8.22M
Filed
Mar 31, 2026
NUVEEN, LLC
CIK 1871926
Shares
582.02K
Value
4.88M
Filed
Mar 31, 2026
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
554.89K
Value
4.65M
Filed
Mar 31, 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 1165408
Shares
500K
Value
3.87M
Filed
Dec 31, 2024
PALE FIRE CAPITAL SE
CIK 1922318
Shares
493.73K
Value
4.14M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK FINANCE, INC. | 1364742 | 8.61M | 100.73M | Jun 30, 2024 |
| 2 | BLACKROCK, INC. | 2012383 | 5.78M | 48.46M | Mar 31, 2026 |
| 3 | REDMILE GROUP, LLC | 1425738 | 4.37M | 36.61M | Mar 31, 2026 |
| 4 | JPMORGAN CHASE & CO | 19617 | 3.55M | 51.17M | Dec 31, 2025 |
| 5 | VANGUARD GROUP INC | 102909 | 3.37M | 48.59M | Dec 31, 2025 |
| 6 | STATE STREET CORP | 93751 | 2.73M | 22.89M | Mar 31, 2026 |
| 7 | MORGAN STANLEY | 895421 | 2.07M | 17.31M | Mar 31, 2026 |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 2.01M | 16.82M | Mar 31, 2026 |
| 9 | GOLDMAN SACHS GROUP INC | 886982 | 1.84M | 15.41M | Mar 31, 2026 |
| 10 | INTEGRAL HEALTH ASSET MANAGEMENT, LLC | 1773206 | 1.50M | 12.57M | Mar 31, 2026 |
| 11 | QUBE RESEARCH & TECHNOLOGIES LTD | 1729829 | 1.31M | 10.98M | Mar 31, 2026 |
| 12 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 1.14M | 9.53M | Mar 31, 2026 |
| 13 | AQR CAPITAL MANAGEMENT LLC | 1167557 | 1.05M | 8.81M | Mar 31, 2026 |
| 14 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 1.02M | 8.54M | Mar 31, 2026 |
| 15 | DIMENSIONAL FUND ADVISORS LP | 354204 | 1.01M | 8.46M | Mar 31, 2026 |
| 16 | ASSENAGON ASSET MANAGEMENT S.A. | 1546007 | 980.61K | 8.22M | Mar 31, 2026 |
| 17 | NUVEEN, LLC | 1871926 | 582.02K | 4.88M | Mar 31, 2026 |
| 18 | TWO SIGMA INVESTMENTS, LP | 1179392 | 554.89K | 4.65M | Mar 31, 2026 |
| 19 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 1165408 | 500K | 3.87M | Dec 31, 2024 |
| 20 | PALE FIRE CAPITAL SE | 1922318 | 493.73K | 4.14M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.