Post Holdings, Inc. (POST) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

58,676,471Shares Outstanding

276,807Shares held by institutions

$30,033,560Value of institutional holdings

78.41%Institutional ownership %

2.35%Shares Changed QoQ

380No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Recent 13F filings as of December 2025 show that 380 institutional investors hold a position in Post Holdings, Inc. (NYSE:POST).

Institutional ownership in Post Holdings edged down to 78.4% in December 2025, compared to 86.6% in September 2025.
Quarterly data indicates a 2.35% shift in institutional share volume, and the annual owner count reflects a decrease of 7.09%.
During the quarter, 155 institutions bought more Post Holdings shares, 169 sold shares, and 56 of the 380 total investors held their position steady.
The total number of shares held by institutions in Post Holdings increased to 46.01Mn as of December 2025, a net change of up by 1.06Mn shares quarter on quarter, and down 6.34Mn shares year over year.
VANGUARD GROUP INC's holding of 5.17Mn shares as of December 31, 2025 makes it the primary institutional investor in Post Holdings, owning 8.82% of the stock.
Among the most significant buyers of Post Holdings during December 2025 were NORGES BANK (1.15Mn), TWO SIGMA ADVISERS, LP (595.90K), FMR LLC (591.73K), TWO SIGMA INVESTMENTS, LP (581.62K), Quantinno Capital Management LP (225.12K).
Leading sellers of Post Holdings stock in December 2025 included T. Rowe Price Investment Management, Inc. (964.73K), Route One Investment Company, L.P. (296.45K), Epoch Investment Partners, Inc. (248.25K), Point72 Asset Management, L.P. (209.49K), TD ASSET MANAGEMENT INC (186.74K).
The top 10 institutional holders of Post Holdings for the quarter ending December 2025 included VANGUARD GROUP INC (5.17Mn), BlackRock, Inc. (4.20Mn), Route One Investment Company, L.P. (3.14Mn), JPMORGAN CHASE & CO (2.98Mn), DIMENSIONAL FUND ADVISORS LP (2.96Mn), Clarkston Capital Partners, LLC (2.87Mn), LONDON CO OF VIRGINIA (1.59Mn), STATE STREET CORP (1.48Mn), MANUFACTURERS LIFE INSURANCE COMPANY, THE (1.34Mn), Holocene Advisors, LP (1.16Mn).

380 Institutional Holders

276,807 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
VANGUARD GROUP INC	31 Dec, 2025	5,172,519	-97,842	-1.86%	$512,338,007.00
BlackRock, Inc.	31 Dec, 2025	4,204,113	-79,532	-1.86%	$416,417,391.00
Route One Investment Company, L.P.	31 Dec, 2025	3,136,468	-296,450	-8.64%	$310,667,155.00
JPMORGAN CHASE & CO	31 Dec, 2025	2,975,680	138,308	4.87%	$294,741,249.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	2,957,198	144,775	5.15%	$292,911,933.00
Clarkston Capital Partners, LLC	31 Dec, 2025	2,868,367	-35,493	-1.22%	$284,111,751.00
LONDON CO OF VIRGINIA	31 Dec, 2025	1,586,633	-179,052	-10.14%	$157,157,079.00
STATE STREET CORP	31 Dec, 2025	1,480,895	-4,574	-0.31%	$146,682,650.00
MANUFACTURERS LIFE INSURANCE COMPANY, THE	31 Dec, 2025	1,337,740	-102,566	-7.12%	$132,503,147.00
Holocene Advisors, LP	31 Dec, 2025	1,157,542	9,265	0.81%	$114,654,535.00
NORGES BANK	31 Dec, 2025	1,147,505	1,147,505	0.00%	$113,660,370.00
FMR LLC	31 Dec, 2025	919,027	591,729	180.79%	$91,029,585.00
MORGAN STANLEY	31 Dec, 2025	909,995	108,326	13.51%	$90,135,253.00
DIAMOND HILL CAPITAL MANAGEMENT INC	31 Dec, 2025	893,221	-6,880	-0.76%	$88,473,540.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	880,993	8,906	1.02%	$87,281,501.00
TWO SIGMA ADVISERS, LP	31 Dec, 2025	785,615	595,900	314.10%	$77,815,166.00
TWO SIGMA INVESTMENTS, LP	31 Dec, 2025	725,987	581,623	402.89%	$71,909,012.00
UBS Group AG	31 Dec, 2025	618,394	73,116	13.41%	$61,251,925.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	31 Dec, 2025	498,596	545	0.11%	$49,385,941.00
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	31 Dec, 2025	415,493	212,325	104.51%	$41,154,582.00

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