Security Snapshot

IDACORP INC - Common Stock (IDA) Institutional Ownership

CUSIP: 451107106

13F Institutional Holders and Ownership History from Q1 2014 to Q3 2026

13F reference period

Q2 2026

Institutions Reporting

566

Shares (Excl. Options)

61.22MFull value: 61,217,962 · shares · 30 Jun 2026

Price

$151.30

The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended. Newer periods in the history table contain incoming reports and may be incomplete.

Save this security page for your next review

Watchlists follow companies and investors, across their share classes. Bookmark this page to revisit this specific CUSIP and its quarterly holders. If you create an account from here, we will bring you back after verification.

Latest holder snapshot 5 signals
Portfolio coverage rank
0.01%
Share change
+3,262,860
Value change
+$501,493,563
Number of holders
566
Issuer context Names, identifiers, and filing context for this profile. 3 identity fields
Shares outstanding
55,733,864
SEC-reported price per share
$130.73
Insider filing price
$130.73
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source

Key facts

  • IDA - IDACORP INC - Common Stock is tracked under CUSIP 451107106.
  • 566 institutions reported positions in Q2 2026.
  • 3 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 549 to 566 between Q1 2026 and Q2 2026.
  • SEC-reported value moved from
    $8.26BFull value: $8,258,953,732 · USD · 31 Mar 2026
    to
    $9.25BFull value: $9,253,551,197 · USD · 30 Jun 2026
    .

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 566 institutions filings for Q2 2026.

Open SEC evidence

Security key

451107106

13F reference period

Q2 2026

13F holders

566

13D/G owners

3

CIK / CUSIP context first

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
3
Security
IDA
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
VANGUARD PORTFOLIO MANAGEMENT LLC 5.9% $466,255,806 3,261,212 Vanguard Portfolio Management 31 Mar 2026
VANGUARD CAPITAL MANAGEMENT LLC 5.2% $411,189,585 2,876,053 Vanguard Capital Management 31 Mar 2026
WELLINGTON MANAGEMENT GROUP LLP 4.4% -16% $362,938,920 -$59,783,860 2,452,290 -14% Wellington Management Group LLP 30 Jun 2026
As of 30 Jun 2026, 566 institutional investors reported holding
61.22MFull value: 61,217,962 · shares · 30 Jun 2026
shares of IDACORP INC - Common Stock (IDA). This represents 110% of the company’s total
55.73MFull value: 55,733,864 · shares · Stored outstanding share count
outstanding shares.

13F concentration

Top 25 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
74%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 12% 6,833,539 +5.2% 0.02% $1,033,914,488
VANGUARD PORTFOLIO MANAGEMENT LLC 5.9% 3,292,407 +1.2% 0.02% $498,141,179
VANGUARD CAPITAL MANAGEMENT LLC 4.5% 2,495,175 +2.1% 0.01% $377,519,978
WELLINGTON MANAGEMENT GROUP LLP 4.4% 2,452,290 -14% 0.06% $371,031,477
FMR LLC 4% 2,207,405 +53% 0.01% $333,980,337
MORGAN STANLEY 4% 2,205,940 +1.3% 0.02% $333,759,327
T. Rowe Price Investment Management, Inc. 3.7% 2,038,570 +4.4% 0.2% $308,436,000
Capital World Investors 3.5% 1,963,165 +65% 0.04% $297,026,865
STATE STREET CORP 3.4% 1,921,200 -0.15% 0.01% $290,710,513
REAVES W H & CO INC 3.2% 1,770,065 -1.7% 4.1% $267,810,835
Pictet Asset Management Holding SA 3.1% 1,712,288 +122% 0.25% $259,072,752
TWO SIGMA INVESTMENTS, LP 2.6% 1,439,828 +6.6% 0.16% $217,845,976
GEODE CAPITAL MANAGEMENT, LLC 2.4% 1,323,491 +19% 0.01% $200,297,217
JENNISON ASSOCIATES LLC 2.1% 1,187,372 -21% 0.11% $179,649,387
ALLIANCEBERNSTEIN L.P. 2% 1,110,367 -7.5% 0.06% $158,749,170
CITADEL ADVISORS LLC 1.6% 900,382 +455% 0.08% $136,227,797
NEUBERGER BERMAN GROUP LLC 1.6% 883,246 -33% 0.09% $133,635,101
Invesco Ltd. 1.5% 839,489 +61% 0.01% $127,014,686
DIMENSIONAL FUND ADVISORS LP 1.4% 759,634 +2.3% 0.02% $114,935,226
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1.2% 672,240 +0.36% 0.01% $101,709,912
GW&K Investment Management, LLC 1.2% 668,455 -4.5% 0.79% $101,138,000
GOLDMAN SACHS GROUP INC 1.1% 613,619 +47% 0.01% $92,840,585
VICTORY CAPITAL MANAGEMENT INC 1.1% 598,388 -10% 0.05% $90,536,104
AMERIPRISE FINANCIAL INC 1.1% 593,084 +29% 0.02% $89,733,618
SOROS FUND MANAGEMENT LLC 0.98% 546,085 -5.4% 1.1% $82,622,661

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
51
Headline period
Q2 2026
Rows shown
1-25 of 51
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q3 1,838,407 $240,480,797 +$11,166,973 $130.73 141
2026 Q2 61,217,962 $9,253,551,197 +$501,493,563 $151.30 566
2026 Q1 57,912,079 $8,258,953,732 +$239,848,911 $142.97 549
2025 Q4 56,328,253 $7,129,121,040 +$191,953,109 $126.56 523
2025 Q3 54,312,954 $7,176,624,019 +$121,643,204 $132.15 486
2025 Q2 53,441,691 $6,170,405,776 +$655,666,635 $115.45 472
2025 Q1 47,753,971 $5,549,900,838 +$174,937,208 $116.22 451
2024 Q4 46,329,199 $5,062,736,004 +$139,598,876 $109.28 447
2024 Q3 44,993,556 $4,637,183,186 -$64,716,587 $103.09 431
2024 Q2 45,142,746 $4,205,659,797 -$108,188,815 $93.15 395
2024 Q1 46,358,861 $4,308,724,572 +$108,684,139 $92.89 402
2023 Q4 45,135,221 $4,437,615,369 +$207,292,582 $98.32 404
2023 Q3 42,968,021 $4,024,109,278 +$69,964,906 $93.65 385
2023 Q2 41,318,019 $4,239,900,755 +$2,357,525 $102.60 387
2023 Q1 41,179,404 $4,461,294,728 +$34,726,550 $108.33 383
2022 Q4 41,025,285 $4,424,599,438 +$69,853,112 $107.85 390
2022 Q3 40,355,411 $3,996,034,292 -$270,959,540 $99.01 369
2022 Q2 39,952,845 $4,231,823,979 +$63,926,548 $105.92 372
2022 Q1 39,862,785 $4,597,944,994 +$33,966,584 $115.36 376
2021 Q4 39,390,781 $4,462,062,721 -$54,243,921 $113.31 394
2021 Q3 39,782,511 $4,112,973,031 +$61,183,349 $103.38 349
2021 Q2 39,272,494 $3,829,692,323 -$6,645,961 $97.50 341
2021 Q1 39,320,696 $3,930,873,190 +$25,323,129 $99.97 363
2020 Q4 39,030,798 $3,747,259,509 +$67,802,797 $96.03 339
2020 Q3 38,571,231 $3,084,859,839 -$20,457,986 $79.90 353
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .