BIRMINGHAM, AL
PROASSURANCE CORPPRA— Latest position per institution from SEC 13F filings
15
Institutional holders
51.22M
Total shares held
1B
Estimated value
2.56M
Avg. position size
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
7.30M
Value
89.20M
Filed
Jun 30, 2024
BLACKROCK, INC.
CIK 2012383
Shares
7.28M
Value
179.92M
Filed
Mar 31, 2026
VANGUARD GROUP INC
CIK 102909
Shares
5.30M
Value
128.03M
Filed
Dec 31, 2025
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.
CIK 1897612
Shares
4.06M
Value
64.62K
Filed
Dec 31, 2024
MAGNETAR FINANCIAL LLC
CIK 1352851
Shares
3.25M
Value
80.25M
Filed
Mar 31, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
2.78M
Value
68.75M
Filed
Mar 31, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
2.24M
Value
55.39M
Filed
Mar 31, 2026
ALLIANCEBERNSTEIN L.P.
CIK 1109448
Shares
2.03M
Value
49.15M
Filed
Mar 31, 2026
STATE STREET CORP
CIK 93751
Shares
1.90M
Value
47M
Filed
Mar 31, 2026
HSBC HOLDINGS PLC
CIK 873630
Shares
1.57M
Value
38.88M
Filed
Mar 31, 2026
GLAZER CAPITAL, LLC
CIK 1076809
Shares
1.55M
Value
38.23K
Filed
Mar 31, 2026
WESTCHESTER CAPITAL MANAGEMENT, LLC
CIK 1512805
Shares
1.46M
Value
35.97M
Filed
Mar 31, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
1.44M
Value
35.67M
Filed
Mar 31, 2026
MORGAN STANLEY
CIK 895421
Shares
1.44M
Value
35.55M
Filed
Mar 31, 2026
NEXPOINT ASSET MANAGEMENT, L.P.
CIK 1469877
Shares
1.42M
Value
35.02M
Filed
Mar 31, 2026
POLAR CAPITAL HOLDINGS PLC
CIK 1837309
Shares
1.40M
Value
17.06M
Filed
Jun 30, 2024
ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLC
CIK 1890906
Shares
1.32M
Value
20.68M
Filed
Dec 31, 2024
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
1.21M
Value
29.95M
Filed
Mar 31, 2026
QUBE RESEARCH & TECHNOLOGIES LTD
CIK 1729829
Shares
1.20M
Value
29.62M
Filed
Mar 31, 2026
MILLENNIUM MANAGEMENT LLC
CIK 1273087
Shares
1.09M
Value
26.84M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK FINANCE, INC. | 1364742 | 7.30M | 89.20M | Jun 30, 2024 |
| 2 | BLACKROCK, INC. | 2012383 | 7.28M | 179.92M | Mar 31, 2026 |
| 3 | VANGUARD GROUP INC | 102909 | 5.30M | 128.03M | Dec 31, 2025 |
| 4 | T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | 1897612 | 4.06M | 64.62K | Dec 31, 2024 |
| 5 | MAGNETAR FINANCIAL LLC | 1352851 | 3.25M | 80.25M | Mar 31, 2026 |
| 6 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 2.78M | 68.75M | Mar 31, 2026 |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 2.24M | 55.39M | Mar 31, 2026 |
| 8 | ALLIANCEBERNSTEIN L.P. | 1109448 | 2.03M | 49.15M | Mar 31, 2026 |
| 9 | STATE STREET CORP | 93751 | 1.90M | 47M | Mar 31, 2026 |
| 10 | HSBC HOLDINGS PLC | 873630 | 1.57M | 38.88M | Mar 31, 2026 |
| 11 | GLAZER CAPITAL, LLC | 1076809 | 1.55M | 38.23K | Mar 31, 2026 |
| 12 | WESTCHESTER CAPITAL MANAGEMENT, LLC | 1512805 | 1.46M | 35.97M | Mar 31, 2026 |
| 13 | DIMENSIONAL FUND ADVISORS LP | 354204 | 1.44M | 35.67M | Mar 31, 2026 |
| 14 | MORGAN STANLEY | 895421 | 1.44M | 35.55M | Mar 31, 2026 |
| 15 | NEXPOINT ASSET MANAGEMENT, L.P. | 1469877 | 1.42M | 35.02M | Mar 31, 2026 |
| 16 | POLAR CAPITAL HOLDINGS PLC | 1837309 | 1.40M | 17.06M | Jun 30, 2024 |
| 17 | ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLC | 1890906 | 1.32M | 20.68M | Dec 31, 2024 |
| 18 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 1.21M | 29.95M | Mar 31, 2026 |
| 19 | QUBE RESEARCH & TECHNOLOGIES LTD | 1729829 | 1.20M | 29.62M | Mar 31, 2026 |
| 20 | MILLENNIUM MANAGEMENT LLC | 1273087 | 1.09M | 26.84M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.