NEW YORK, NY
ATEGRITY SPECIALTY INSURANCE CO HOLDINGSASIC— Latest position per institution from SEC 13F filings
15
Institutional holders
6.15M
Total shares held
117.72M
Estimated value
307.61K
Avg. position size
NUVEEN, LLC
CIK 1871926
Shares
724.48K
Value
17.42M
Filed
Jun 30, 2026
BAMCO INC /NY/
CIK 1017918
Shares
669.79K
Value
14.07M
Filed
Dec 31, 2025
BLACKROCK, INC.
CIK 2012383
Shares
614.78K
Value
14.78M
Filed
Jun 30, 2026
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.
CIK 1897612
Shares
573.20K
Value
13.78K
Filed
Jun 30, 2026
CANNELL CAPITAL LLC
CIK 1058854
Shares
490.48K
Value
11.79M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
457.20K
Value
9.61M
Filed
Dec 31, 2025
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
391.46K
Value
9.41M
Filed
Jun 30, 2026
DRIEHAUS CAPITAL MANAGEMENT LLC
CIK 938206
Shares
381.83K
Value
7.55M
Filed
Sep 30, 2025
PRICE T ROWE ASSOCIATES INC /MD/
CIK 80255
Shares
375.68K
Value
9.03K
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
202.15K
Value
4.86M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
153.27K
Value
3.68M
Filed
Jun 30, 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 1165408
Shares
150K
Value
2.97M
Filed
Sep 30, 2025
NEXT CENTURY GROWTH INVESTORS LLC
CIK 1134007
Shares
143.66K
Value
3.02M
Filed
Dec 31, 2025
MARSHALL WACE, LLP
CIK 1318757
Shares
137.04K
Value
3.29M
Filed
Jun 30, 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 1164508
Shares
131.78K
Value
3.17M
Filed
Jun 30, 2026
STATE OF WISCONSIN INVESTMENT BOARD
CIK 854157
Shares
129.27K
Value
3.11M
Filed
Jun 30, 2026
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
128.74K
Value
3.09M
Filed
Jun 30, 2026
JANE STREET GROUP, LLC
CIK 1595888
Shares
102.86K
Value
2.03M
Filed
Mar 31, 2026
GHISALLO CAPITAL MANAGEMENT LLC
CIK 1825214
Shares
100K
Value
1.98M
Filed
Mar 31, 2026
BALYASNY ASSET MANAGEMENT L.P.
CIK 1218710
Shares
94.47K
Value
1.87M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | NUVEEN, LLC | 1871926 | 724.48K | 17.42M | Jun 30, 2026 |
| 2 | BAMCO INC /NY/ | 1017918 | 669.79K | 14.07M | Dec 31, 2025 |
| 3 | BLACKROCK, INC. | 2012383 | 614.78K | 14.78M | Jun 30, 2026 |
| 4 | T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | 1897612 | 573.20K | 13.78K | Jun 30, 2026 |
| 5 | CANNELL CAPITAL LLC | 1058854 | 490.48K | 11.79M | Jun 30, 2026 |
| 6 | VANGUARD GROUP INC | 102909 | 457.20K | 9.61M | Dec 31, 2025 |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 391.46K | 9.41M | Jun 30, 2026 |
| 8 | DRIEHAUS CAPITAL MANAGEMENT LLC | 938206 | 381.83K | 7.55M | Sep 30, 2025 |
| 9 | PRICE T ROWE ASSOCIATES INC /MD/ | 80255 | 375.68K | 9.03K | Jun 30, 2026 |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 202.15K | 4.86M | Jun 30, 2026 |
| 11 | STATE STREET CORP | 93751 | 153.27K | 3.68M | Jun 30, 2026 |
| 12 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 1165408 | 150K | 2.97M | Sep 30, 2025 |
| 13 | NEXT CENTURY GROWTH INVESTORS LLC | 1134007 | 143.66K | 3.02M | Dec 31, 2025 |
| 14 | MARSHALL WACE, LLP | 1318757 | 137.04K | 3.29M | Jun 30, 2026 |
| 15 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1164508 | 131.78K | 3.17M | Jun 30, 2026 |
| 16 | STATE OF WISCONSIN INVESTMENT BOARD | 854157 | 129.27K | 3.11M | Jun 30, 2026 |
| 17 | TWO SIGMA INVESTMENTS, LP | 1179392 | 128.74K | 3.09M | Jun 30, 2026 |
| 18 | JANE STREET GROUP, LLC | 1595888 | 102.86K | 2.03M | Mar 31, 2026 |
| 19 | GHISALLO CAPITAL MANAGEMENT LLC | 1825214 | 100K | 1.98M | Mar 31, 2026 |
| 20 | BALYASNY ASSET MANAGEMENT L.P. | 1218710 | 94.47K | 1.87M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.