WALTHAM, MA
MUSTANG BIO, INC.MBIO— Latest position per institution from SEC 13F filings
15
Institutional holders
748.75K
Total shares held
612.19K
Estimated value
37.44K
Avg. position size
KESTRA ADVISORY SERVICES, LLC
CIK 1830819
Shares
176.04K
Value
128.16K
Filed
Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
92.79K
Value
67.55K
Filed
Mar 31, 2026
BLACKROCK, INC.
CIK 2012383
Shares
84.75K
Value
61.70K
Filed
Mar 31, 2026
DRW SECURITIES, LLC
CIK 1481986
Shares
73.94K
Value
72.53K
Filed
Dec 31, 2025
VANGUARD GROUP INC
CIK 102909
Shares
57.86K
Value
56.76K
Filed
Dec 31, 2025
CITADEL ADVISORS LLC
CIK 1423053
Shares
53.20K
Value
38.73K
Filed
Mar 31, 2026
ANSON FUNDS MANAGEMENT LP
CIK 1491072
Shares
45.72K
Value
57.15K
Filed
Mar 31, 2025
VANGUARD FIDUCIARY TRUST CO
CIK 933478
Shares
32.12K
Value
23.38K
Filed
Mar 31, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
25.70K
Value
18.71K
Filed
Mar 31, 2026
XTX TOPCO LTD
CIK 1828301
Shares
24.07K
Value
23.62K
Filed
Dec 31, 2025
CFO4LIFE GROUP, LLC
CIK 1706351
Shares
20.46K
Value
14.90K
Filed
Mar 31, 2026
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
16.75K
Value
12.20K
Filed
Mar 31, 2026
JANE STREET GROUP, LLC
CIK 1595888
Shares
14.13K
Value
13.86K
Filed
Dec 31, 2025
GSA CAPITAL PARTNERS LLP
CIK 1362033
Shares
12.83K
Value
13.00
Filed
Dec 31, 2025
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
Shares
11.80K
Value
17.94K
Filed
Sep 30, 2025
UBS GROUP AG
CIK 1610520
Shares
3.66K
Value
2.66K
Filed
Mar 31, 2026
TOWER RESEARCH CAPITAL LLC (TRC)
CIK 1533421
Shares
1.90K
Value
1.38K
Filed
Mar 31, 2026
SBI SECURITIES CO., LTD.
CIK 1851815
Shares
509.00
Value
371.00
Filed
Mar 31, 2026
WELLS FARGO & COMPANY/MN
CIK 72971
Shares
400.00
Value
500.00
Filed
Mar 31, 2025
MORGAN STANLEY
CIK 895421
Shares
118.00
Value
86.00
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | KESTRA ADVISORY SERVICES, LLC | 1830819 | 176.04K | 128.16K | Mar 31, 2026 |
| 2 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 92.79K | 67.55K | Mar 31, 2026 |
| 3 | BLACKROCK, INC. | 2012383 | 84.75K | 61.70K | Mar 31, 2026 |
| 4 | DRW SECURITIES, LLC | 1481986 | 73.94K | 72.53K | Dec 31, 2025 |
| 5 | VANGUARD GROUP INC | 102909 | 57.86K | 56.76K | Dec 31, 2025 |
| 6 | CITADEL ADVISORS LLC | 1423053 | 53.20K | 38.73K | Mar 31, 2026 |
| 7 | ANSON FUNDS MANAGEMENT LP | 1491072 | 45.72K | 57.15K | Mar 31, 2025 |
| 8 | VANGUARD FIDUCIARY TRUST CO | 933478 | 32.12K | 23.38K | Mar 31, 2026 |
| 9 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 25.70K | 18.71K | Mar 31, 2026 |
| 10 | XTX TOPCO LTD | 1828301 | 24.07K | 23.62K | Dec 31, 2025 |
| 11 | CFO4LIFE GROUP, LLC | 1706351 | 20.46K | 14.90K | Mar 31, 2026 |
| 12 | TWO SIGMA INVESTMENTS, LP | 1179392 | 16.75K | 12.20K | Mar 31, 2026 |
| 13 | JANE STREET GROUP, LLC | 1595888 | 14.13K | 13.86K | Dec 31, 2025 |
| 14 | GSA CAPITAL PARTNERS LLP | 1362033 | 12.83K | 13.00 | Dec 31, 2025 |
| 15 | RENAISSANCE TECHNOLOGIES LLC | 1037389 | 11.80K | 17.94K | Sep 30, 2025 |
| 16 | UBS GROUP AG | 1610520 | 3.66K | 2.66K | Mar 31, 2026 |
| 17 | TOWER RESEARCH CAPITAL LLC (TRC) | 1533421 | 1.90K | 1.38K | Mar 31, 2026 |
| 18 | SBI SECURITIES CO., LTD. | 1851815 | 509.00 | 371.00 | Mar 31, 2026 |
| 19 | WELLS FARGO & COMPANY/MN | 72971 | 400.00 | 500.00 | Mar 31, 2025 |
| 20 | MORGAN STANLEY | 895421 | 118.00 | 86.00 | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.