Pinnacle West Capital Corp (PNW) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

121,890,265Shares Outstanding

2,156,297Shares held by institutions

$213,236,210Value of institutional holdings

94.64%Institutional ownership %

5.43%Shares Changed QoQ

622No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Recent 13F filings as of December 2025 show that 622 institutional investors hold a position in Pinnacle West Capital Corp (NYSE:PNW).

Institutional ownership in Pinnacle West Capital edged down to 94.6% in December 2025, compared to 99.6% in September 2025.
The company experienced a 5.43% quarterly change in institutional shares held, alongside an increase of 1.97% in total owners annually.
The latest 13F cycle for Pinnacle West Capital reveals that of 622 total investors, 326 funds grew their exposure, whereas 178 reduced theirs and 118 made no changes.
The aggregate institutional position in Pinnacle West Capital now stands at 115.36Mn shares as of December 2025, after investors increased their holdings (up by 5.94Mn shares quarter on quarter which is up 2.62Mn shares year over year).
The top institutional stake in Pinnacle West Capital as of December 31, 2025 belongs to VANGUARD GROUP INC, which owns 14.66Mn shares, or 12.03% of the company.
Among the most significant buyers of Pinnacle West Capital during December 2025 were Soroban Capital Partners LP (2.88Mn), NORGES BANK (1.58Mn), ATLAS Infrastructure Partners (UK) Ltd. (1.37Mn), BlackRock, Inc. (934.59K), BALYASNY ASSET MANAGEMENT L.P. (766.72K).
Leading sellers of Pinnacle West Capital stock in December 2025 included Capital Research Global Investors (2.39Mn), DEUTSCHE BANK AG\ (2.20Mn), BARROW HANLEY MEWHINNEY & STRAUSS LLC (539.62K), Russell Investments Group, Ltd. (299.19K), BANK OF AMERICA CORP /DE/ (200.02K).
The top 10 institutional holders of Pinnacle West Capital for the quarter ending December 2025 included VANGUARD GROUP INC (14.66Mn), Capital Research Global Investors (13.47Mn), BlackRock, Inc. (11.80Mn), STATE STREET CORP (6.94Mn), BARROW HANLEY MEWHINNEY & STRAUSS LLC (6.68Mn), ATLAS Infrastructure Partners (UK) Ltd. (4.46Mn), GEODE CAPITAL MANAGEMENT, LLC (3.10Mn), MASSACHUSETTS FINANCIAL SERVICES CO /MA/ (2.90Mn), Soroban Capital Partners LP (2.88Mn), MORGAN STANLEY (1.89Mn).

622 Institutional Holders

2,156,297 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
VANGUARD GROUP INC	31 Dec, 2025	14,661,160	-11,255	-0.08%	$1,300,444,892.00
Capital Research Global Investors	31 Dec, 2025	13,466,845	-2,386,457	-15.05%	$1,194,509,152.00
BlackRock, Inc.	31 Dec, 2025	11,801,546	934,593	8.60%	$1,046,797,111.00
STATE STREET CORP	31 Dec, 2025	6,940,809	251,716	3.76%	$615,649,758.00
BARROW HANLEY MEWHINNEY & STRAUSS LLC	31 Dec, 2025	6,684,100	-539,625	-7.47%	$592,879,670.00
ATLAS Infrastructure Partners (UK) Ltd.	31 Dec, 2025	4,461,243	1,369,350	44.29%	$395,712,254.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	3,095,691	27,861	0.91%	$274,117,364.00
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	31 Dec, 2025	2,900,385	-83,241	-2.79%	$257,264,149.00
Soroban Capital Partners LP	31 Dec, 2025	2,877,404	2,877,404	0.00%	$257,988,043.00
MORGAN STANLEY	31 Dec, 2025	1,887,965	-47,896	-2.47%	$167,462,725.00
REAVES W H & CO INC	31 Dec, 2025	1,719,774	-84,340	-4.67%	$152,543,954.00
TWO SIGMA ADVISERS, LP	31 Dec, 2025	1,658,191	612,391	58.56%	$147,081,542.00
NORGES BANK	31 Dec, 2025	1,583,634	1,583,634	0.00%	$140,468,336.00
Pictet Asset Management Holding SA	31 Dec, 2025	1,516,460	-150,029	-9.00%	$134,510,002.00
FIRST TRUST ADVISORS LP	31 Dec, 2025	1,371,150	63,729	4.87%	$121,621,039.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	1,318,711	53,060	4.19%	$116,973,110.00
TWO SIGMA INVESTMENTS, LP	31 Dec, 2025	1,309,421	223,124	20.54%	$116,145,643.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	31 Dec, 2025	1,117,500	10,625	0.96%	$99,122,250.00
Squarepoint Ops LLC	31 Dec, 2025	1,106,609	388,325	54.06%	$98,156,218.00
FRANKLIN RESOURCES INC	31 Dec, 2025	1,075,941	144,194	15.48%	$95,435,967.00

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