POSTPost Holdings, Inc.

$81.97

Who owns POST

418 institutions reported holding POST for 2026Q1, together 84% of the company, more than the 405 a quarter earlier.

418

Institutions reporting a position · as of 2026Q1 · up from 405 the quarter before

Shares held by institutions
45.3M

Shares held by institutions · 84% of the company · long US equity positions only, as reported on Form 13F

Reported value
$4.48B

Reported value · at 2026-03-31 prices, not today's

Top 5 holders
32%

Top 5 holders · of the whole company, between five filers

Details
Reporting quarter2026-03-31
2026Q1
Quarters on record
52
New positions
64
Positions exited
56
Added to
125
Reduced
145
Top 10 holdersof the company
46%
Institutional ownership by quarter, 2013Q2 to 2026Q1
QuarterFilersSharesReported value
2026Q141845.3M$4.48B
2025Q440547.8M$4.73B
2025Q341048.3M$5.19B
2025Q242550.9M$5.55B
2025Q141353.4M$6.20B
2024Q440852.5M$6.00B
2024Q340352.3M$6.06B
2024Q237753.3M$5.55B
2024Q137254.5M$5.79B
2023Q435957.3M$5.05B
2023Q335454.0M$4.63B
2023Q232851.9M$4.49B
2023Q135052.9M$4.71B
2022Q435552.4M$4.73B
2022Q332254.2M$4.44B
2022Q230553.7M$4.42B
Largest reported holders, 2026Q1
HolderShares% of companyValue
VANGUARD GROUP INC4.7M8.6%$461M
BlackRock Inc.4.0M7.4%$393M
DIMENSIONAL FUND ADVISORS LP3.1M5.7%$304M
Route One Investment Company, L.P.3.0M5.5%$292M
JPMORGAN CHASE & CO2.7M4.9%$259M
Holocene Advisors, LP1.8M3.3%$175M
LONDON CO OF VIRGINIA1.5M2.7%$146M
STATE STREET CORP1.4M2.6%$141M
TWO SIGMA INVESTMENTS, LP1.4M2.6%$138M
MANUFACTURERS LIFE INSURANCE COMPANY, THE1.3M2.3%$125M

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold.

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