BOISE, ID
IDACORP INCIDA— Latest position per institution from SEC 13F filings
15
Institutional holders
57.46M
Total shares held
6.42B
Estimated value
2.87M
Avg. position size
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
CIK 1081019
Shares
9.70M
Value
64.08K
Filed
Jun 30, 2026
BLACKROCK, INC.
CIK 2012383
Shares
6.83M
Value
1.03B
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
6M
Value
758.79M
Filed
Dec 31, 2025
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
5.88M
Value
547.95M
Filed
Jun 30, 2024
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
3.29M
Value
498.14M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
2.50M
Value
377.52M
Filed
Jun 30, 2026
WELLINGTON MANAGEMENT GROUP LLP
CIK 902219
Shares
2.45M
Value
371.03M
Filed
Jun 30, 2026
FMR LLC
CIK 315066
Shares
2.21M
Value
333.98M
Filed
Jun 30, 2026
MORGAN STANLEY
CIK 895421
Shares
2.21M
Value
333.76M
Filed
Jun 30, 2026
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.
CIK 1897612
Shares
2.04M
Value
308.44K
Filed
Jun 30, 2026
CAPITAL WORLD INVESTORS
CIK 1422849
Shares
1.96M
Value
297.03M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
1.92M
Value
290.71M
Filed
Jun 30, 2026
REAVES W H & CO INC
CIK 740913
Shares
1.77M
Value
267.81M
Filed
Jun 30, 2026
PICTET ASSET MANAGEMENT HOLDING SA
CIK 1993888
Shares
1.71M
Value
259.07M
Filed
Jun 30, 2026
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
1.44M
Value
217.85M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
1.32M
Value
200.30M
Filed
Jun 30, 2026
JENNISON ASSOCIATES LLC
CIK 53417
Shares
1.19M
Value
179.65M
Filed
Jun 30, 2026
ALLIANCEBERNSTEIN L.P.
CIK 1109448
Shares
1.11M
Value
158.75M
Filed
Jun 30, 2026
CITADEL ADVISORS LLC
CIK 1423053
Shares
1.05M
Value
159.26M
Filed
Jun 30, 2026
NEUBERGER BERMAN GROUP LLC
CIK 1465109
Shares
883.25K
Value
133.64M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 1081019 | 9.70M | 64.08K | Jun 30, 2026 |
| 2 | BLACKROCK, INC. | 2012383 | 6.83M | 1.03B | Jun 30, 2026 |
| 3 | VANGUARD GROUP INC | 102909 | 6M | 758.79M | Dec 31, 2025 |
| 4 | BLACKROCK FINANCE, INC. | 1364742 | 5.88M | 547.95M | Jun 30, 2024 |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 3.29M | 498.14M | Jun 30, 2026 |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 2.50M | 377.52M | Jun 30, 2026 |
| 7 | WELLINGTON MANAGEMENT GROUP LLP | 902219 | 2.45M | 371.03M | Jun 30, 2026 |
| 8 | FMR LLC | 315066 | 2.21M | 333.98M | Jun 30, 2026 |
| 9 | MORGAN STANLEY | 895421 | 2.21M | 333.76M | Jun 30, 2026 |
| 10 | T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | 1897612 | 2.04M | 308.44K | Jun 30, 2026 |
| 11 | CAPITAL WORLD INVESTORS | 1422849 | 1.96M | 297.03M | Jun 30, 2026 |
| 12 | STATE STREET CORP | 93751 | 1.92M | 290.71M | Jun 30, 2026 |
| 13 | REAVES W H & CO INC | 740913 | 1.77M | 267.81M | Jun 30, 2026 |
| 14 | PICTET ASSET MANAGEMENT HOLDING SA | 1993888 | 1.71M | 259.07M | Jun 30, 2026 |
| 15 | TWO SIGMA INVESTMENTS, LP | 1179392 | 1.44M | 217.85M | Jun 30, 2026 |
| 16 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 1.32M | 200.30M | Jun 30, 2026 |
| 17 | JENNISON ASSOCIATES LLC | 53417 | 1.19M | 179.65M | Jun 30, 2026 |
| 18 | ALLIANCEBERNSTEIN L.P. | 1109448 | 1.11M | 158.75M | Jun 30, 2026 |
| 19 | CITADEL ADVISORS LLC | 1423053 | 1.05M | 159.26M | Jun 30, 2026 |
| 20 | NEUBERGER BERMAN GROUP LLC | 1465109 | 883.25K | 133.64M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.