BOISE, ID
IDACORP INCIDA— Latest position per institution from SEC 13F filings
15
Institutional holders
46.23M
Total shares held
5.84B
Estimated value
2.31M
Avg. position size
BLACKROCK, INC.
CIK 2012383
Shares
6.49M
Value
928.44M
Filed
Mar 31, 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
3.25M
Value
464.97M
Filed
Mar 31, 2026
WELLINGTON MANAGEMENT GROUP LLP
CIK 902219
Shares
2.86M
Value
408.36M
Filed
Mar 31, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
2.44M
Value
349.35M
Filed
Mar 31, 2026
MORGAN STANLEY
CIK 895421
Shares
2.18M
Value
311.35M
Filed
Mar 31, 2026
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.
CIK 1897612
Shares
1.95M
Value
279.25K
Filed
Mar 31, 2026
STATE STREET CORP
CIK 93751
Shares
1.92M
Value
275.10M
Filed
Mar 31, 2026
REAVES W H & CO INC
CIK 740913
Shares
1.80M
Value
257.41M
Filed
Mar 31, 2026
JENNISON ASSOCIATES LLC
CIK 53417
Shares
1.50M
Value
214.07M
Filed
Mar 31, 2026
FMR LLC
CIK 315066
Shares
1.44M
Value
206.10M
Filed
Mar 31, 2026
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
1.35M
Value
193.08M
Filed
Mar 31, 2026
NEUBERGER BERMAN GROUP LLC
CIK 1465109
Shares
1.31M
Value
187.78M
Filed
Mar 31, 2026
ALLIANCEBERNSTEIN L.P.
CIK 1109448
Shares
1.20M
Value
151.86M
Filed
Mar 31, 2026
CAPITAL WORLD INVESTORS
CIK 1422849
Shares
1.19M
Value
169.68M
Filed
Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
1.11M
Value
158.59M
Filed
Mar 31, 2026
AMERICAN TRUST
CIK 1905128
Shares
827.29K
Value
76.85M
Filed
Mar 31, 2024
PICTET ASSET MANAGEMENT HOLDING SA
CIK 1993888
Shares
770.81K
Value
110.20M
Filed
Mar 31, 2026
PARNASSUS INVESTMENTS, LLC
CIK 948669
Shares
749.99K
Value
69.86M
Filed
Jun 30, 2024
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK, INC. | 2012383 | 6.49M | 928.44M | Mar 31, 2026 |
| 2 | VANGUARD GROUP INC | 102909 | 6M | 758.79M | Dec 31, 2025 |
| 3 | BLACKROCK FINANCE, INC. | 1364742 | 5.88M | 547.95M | Jun 30, 2024 |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 3.25M | 464.97M | Mar 31, 2026 |
| 5 | WELLINGTON MANAGEMENT GROUP LLP | 902219 | 2.86M | 408.36M | Mar 31, 2026 |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 2.44M | 349.35M | Mar 31, 2026 |
| 7 | MORGAN STANLEY | 895421 | 2.18M | 311.35M | Mar 31, 2026 |
| 8 | T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | 1897612 | 1.95M | 279.25K | Mar 31, 2026 |
| 9 | STATE STREET CORP | 93751 | 1.92M | 275.10M | Mar 31, 2026 |
| 10 | REAVES W H & CO INC | 740913 | 1.80M | 257.41M | Mar 31, 2026 |
| 11 | JENNISON ASSOCIATES LLC | 53417 | 1.50M | 214.07M | Mar 31, 2026 |
| 12 | FMR LLC | 315066 | 1.44M | 206.10M | Mar 31, 2026 |
| 13 | TWO SIGMA INVESTMENTS, LP | 1179392 | 1.35M | 193.08M | Mar 31, 2026 |
| 14 | NEUBERGER BERMAN GROUP LLC | 1465109 | 1.31M | 187.78M | Mar 31, 2026 |
| 15 | ALLIANCEBERNSTEIN L.P. | 1109448 | 1.20M | 151.86M | Mar 31, 2026 |
| 16 | CAPITAL WORLD INVESTORS | 1422849 | 1.19M | 169.68M | Mar 31, 2026 |
| 17 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 1.11M | 158.59M | Mar 31, 2026 |
| 18 | AMERICAN TRUST | 1905128 | 827.29K | 76.85M | Mar 31, 2024 |
| 19 | PICTET ASSET MANAGEMENT HOLDING SA | 1993888 | 770.81K | 110.20M | Mar 31, 2026 |
| 20 | PARNASSUS INVESTMENTS, LLC | 948669 | 749.99K | 69.86M | Jun 30, 2024 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.