Seagate Technology Holdings plc (STX) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

1,191,222Shares held by institutions

$431,520,170Value of institutional holdings

91.48%Institutional ownership %

0.13%Shares Changed QoQ

943No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Seagate Technology Holdings plc (NASDAQ:STX) is held by 1,232 institutional investors per 13F filings through December 2025.

Collectively, these holders controlled 83.2% of Seagate Technology Holdings's outstanding shares in December 2025, down from 99.5% in September 2025.
They decreased total shares held in Seagate Technology Holdings by -10.94% from the prior quarter, while the number of investors in STX increased 55.95% year over year.
Among the 1,232 funds, 676 bought more Seagate Technology Holdings shares, 400 sold down, and 156 held their ground.
Institutional investors collectively held 188.02Mn shares in Seagate Technology Holdings as of December 2025, down by 23.09Mn shares quarter on quarter, and down 11.88Mn shares year over year.
As of December 31, 2025, the biggest holder of Seagate Technology Holdings is VANGUARD GROUP INC at 28.12Mn shares, representing 12.44% of shares outstanding.
The largest buyers of Seagate Technology Holdings for the quarter ending December 2025 were DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main (4.43Mn), MASSACHUSETTS FINANCIAL SERVICES CO /MA/ (1.88Mn), NORGES BANK (1.81Mn), FMR LLC (1.78Mn), BlackRock, Inc. (1.72Mn).
The largest sellers of Seagate Technology Holdings for the quarter ending December 2025 were Jpmorgan Chase & Co (20.87Mn), Bank Of America Corp /De/ (10.9Mn), Franklin Resources Inc (4.04Mn), Capital Research Global Investors (1.68Mn), D. E. Shaw & Co., Inc. (1.21Mn).
Per Business Quant, the top 10 investors in STX for the quarter ending December 2025 include VANGUARD GROUP INC (28.12Mn), Sanders Capital, LLC (17.18Mn), BlackRock, Inc. (16.12Mn), State Street Corp (9.37Mn), Jpmorgan Chase & Co (7.0Mn), DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main (5.42Mn), Morgan Stanley (5.32Mn), WCM INVESTMENT MANAGEMENT, LLC (5.15Mn), GEODE CAPITAL MANAGEMENT, LLC (4.9Mn), Capital Research Global Investors (4.51Mn).

1,234 Institutional Holders

1,191,222 Total Shares Held

Rows:

Download Data

Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	1,719,382	11.94%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	-20,856	-0.07%	$0.00
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main	31 Dec, 2025	4,426,486	447.23%	$0.00
Barclays Plc	31 Dec, 2025	-664,160	-46.00%	$0.00
Sanders Capital, LLC	31 Dec, 2025	-360,374	-2.05%	$0.00
Polar Capital Holdings Plc	31 Dec, 2025	-249,959	-16.90%	$0.00
HSBC HOLDINGS PLC	31 Dec, 2025	257,577	295.78%	$0.00
State Street Corp	31 Dec, 2025	94,527	1.02%	$0.00
National Pension Service	31 Dec, 2025	747,102	298.70%	$0.00
PEAK6 LLC	31 Dec, 2025	93,041	3,101,366.67%	$0.00
Jpmorgan Chase & Co	31 Dec, 2025	-20,867,617	-74.89%	$0.00
Russell Investments Group, Ltd.	31 Dec, 2025	28,195	3.04%	$0.00
Rockefeller Capital Management L.P.	31 Dec, 2025	16,404	57.81%	$0.00
Morgan Stanley	31 Dec, 2025	258,151	5.10%	$0.00
Castle Hook Partners LP	31 Dec, 2025	-133,337	-14.25%	$0.00
World Investment Advisors	31 Dec, 2025	12,058	103.89%	$0.00
WCM INVESTMENT MANAGEMENT, LLC	31 Dec, 2025	-28,077	-0.54%	$0.00
Nuveen, LLC	31 Dec, 2025	174,453	28.78%	$0.00
STANCE CAPITAL LLC	31 Dec, 2025	8,308	0.00%	$0.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	234,436	5.03%	$0.00

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