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Post Holdings, Inc.

POST
Exchange
NYSE
Industry
Grain Mill Products
SEC CIK
0001530950

In the last 90 days, Post Holdings, Inc. insiders filed 0 open-market purchases and 1 sale; 415 institutions reported holding it in 13F filings for Q2 2026, worth $4.00B in total; no superinvestor holds it.

13F holders, Q3 2025

Institutional positions in Post Holdings, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
416
−12 vs. Q2 2025
Shares held
48.5M
−1.43M (−2.9%) vs. Q2 2025
Total value
$5.21B
−$230.9M (−4.2%) vs. Q2 2025
New holders
53
144 more added
Sold out
65
156 more reduced

6 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting POST on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 416 institutions
Q1 2021: 315 institutionsQ2 2021: 325 institutionsQ3 2021: 319 institutionsQ4 2021: 328 institutionsQ1 2022: 303 institutionsQ2 2022: 311 institutionsQ3 2022: 324 institutionsQ4 2022: 357 institutionsQ1 2023: 354 institutionsQ2 2023: 332 institutionsQ3 2023: 358 institutionsQ4 2023: 362 institutionsQ1 2024: 376 institutionsQ2 2024: 380 institutionsQ3 2024: 408 institutionsQ4 2024: 413 institutionsQ1 2025: 418 institutionsQ2 2025: 434 institutionsQ3 2025: 416 institutionsQ4 2025: 410 institutionsQ1 2026: 428 institutionsQ2 2026: 415 institutions
Value heldQ3 2025: $5.21B
Q1 2021: $5.94BQ2 2021: $6.37BQ3 2021: $6.32BQ4 2021: $6.32BQ1 2022: $3.95BQ2 2022: $4.45BQ3 2022: $4.44BQ4 2022: $4.73BQ1 2023: $4.74BQ2 2023: $4.49BQ3 2023: $4.63BQ4 2023: $5.05BQ1 2024: $5.79BQ2 2024: $5.55BQ3 2024: $6.06BQ4 2024: $6.03BQ1 2025: $6.21BQ2 2025: $5.58BQ3 2025: $5.21BQ4 2025: $4.73BQ1 2026: $4.49BQ2 2026: $4.00B
Institutions holding POST and their total value by quarter
QuarterHoldersValue
Q2 2026415$4.00B
Q1 2026428$4.49B
Q4 2025410$4.73B
Q3 2025416$5.21B
Q2 2025434$5.58B
Q1 2025418$6.21B
Q4 2024413$6.03B
Q3 2024408$6.06B
Q2 2024380$5.55B
Q1 2024376$5.79B
Q4 2023362$5.05B
Q3 2023358$4.63B
Q2 2023332$4.49B
Q1 2023354$4.74B
Q4 2022357$4.73B
Q3 2022324$4.44B
Q2 2022311$4.45B
Q1 2022303$3.95B
Q4 2021328$6.32B
Q3 2021319$6.32B
Q2 2021325$6.37B
Q1 2021315$5.94B

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Post Holdings, Inc.; share changes are against Q2 2025.

Institutions holding POST in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Price T Rowe Associates Inc579,033$62.2M0.01%+11,428+2.0%Added
Invesco Ltd.613,116$65.9M0.01%+33,504+5.8%Added
Morgan Stanley801,669$86.2M0.01%+336,639+72.4%Added
Geode Capital Management, LLC872,087$93.7M0.01%+42,720+5.2%Added
Diamond Hill Capital Management Inc900,101$96.7M0.46%−10,050−1.1%Reduced
Holocene Advisors, LP1,148,277$123.4M0.28%−329,069−22.3%Reduced
T. Rowe Price Investment Management, Inc.1,258,685$135.3M0.08%−9,519−0.8%Reduced
Manufacturers Life Insurance Company, The1,440,306$154.8M0.13%+126,454+9.6%Added
State Street Corp1,485,469$159.7M0.01%+8,205+0.6%Added
London Co of Virginia1,765,685$189.8M1.05%−77,550−4.2%Reduced
Dimensional Fund Advisors LP2,812,423$302.3M0.06%+110,928+4.1%Added
JPMorgan Chase & Co2,837,372$305.0M0.02%+132,739+4.9%Added
Clarkston Capital Partners, LLC2,903,860$312.1M6.72%−139,910−4.6%Reduced
Route One Investment Company, L.P.3,432,918$369.0M14.72%+19,000+0.6%Added
BlackRock, Inc.4,283,645$460.4M0.01%−150,894−3.4%Reduced
Vanguard Group Inc5,270,361$566.5M0.01%−125,745−2.3%Reduced
Wedge Capital Management L L P0$00.00%−283,295−100.0%Sold out
Weiss Asset Management LP0$00.00%−96,294−100.0%Sold out
Hudson Bay Capital Management LP0$00.00%−53,582−100.0%Sold out
Twinbeech Capital LP0$00.00%−52,873−100.0%Sold out
Marshall Wace, LLP0$00.00%−52,461−100.0%Sold out
Cambridge Investment Research Advisors, Inc.0$00.00%−23,752−100.0%Sold out
PDT Partners, LLC0$00.00%−20,520−100.0%Sold out
Jain Global LLC0$00.00%−17,843−100.0%Sold out
Edgestream Partners, L.P.0$00.00%−16,550−100.0%Sold out
Engineers Gate Manager LP0$00.00%−14,349−100.0%Sold out
J. Goldman & Co LP0$00.00%−13,964−100.0%Sold out
Jackson Creek Investment Advisors LLC0$00.00%−10,660−100.0%Sold out
Fox Run Management, L.L.C.0$00.00%−10,178−100.0%Sold out
Fieldview Capital Management, LLC0$00.00%−9,448−100.0%Sold out
Schonfeld Strategic Advisors LLC0$00.00%−9,096−100.0%Sold out
Petrus Trust Company, LTA0$00.00%−6,690−100.0%Sold out
Tudor Investment Corp Et Al0$00.00%−6,420−100.0%Sold out
SummitTX Capital, L.P.0$00.00%−6,381−100.0%Sold out
MQS Management LLC0$00.00%−6,203−100.0%Sold out
Blueshift Asset Management, LLC0$00.00%−6,173−100.0%Sold out
Silver Oak Securities, Inc0$00.00%−5,746−100.0%Sold out
Sherbrooke Park Advisers LLC0$00.00%−5,590−100.0%Sold out
Toroso Investments, LLC0$00.00%−5,111−100.0%Sold out
Jefferies Financial Group Inc.0$00.00%−4,938−100.0%Sold out
Farringdon Capital, Ltd.0$00.00%−4,333−100.0%Sold out
Jump Financial, LLC0$00.00%−4,218−100.0%Sold out
National Wealth Management Group, LLC0$00.00%−3,693−100.0%Sold out
Campbell & CO Investment Adviser LLC0$00.00%−3,309−100.0%Sold out
Centiva Capital, LP0$00.00%−3,135−100.0%Sold out
Axq Capital, LP0$00.00%−2,648−100.0%Sold out
Optas, LLC0$00.00%−2,550−100.0%Sold out
RSM US Wealth Management LLC0$00.00%−2,455−100.0%Sold out
Argent Capital Management LLC0$00.00%−2,238−100.0%Sold out
M&T Bank Corp0$00.00%−2,200−100.0%Sold out
Journey Strategic Wealth LLC0$00.00%−2,056−100.0%Sold out
Somerset Trust Co0$00.00%−2,008−100.0%Sold out
Venturi Wealth Management, LLC0$00.00%−1,905−100.0%Sold out
Birch Financial Group, LLC0$00.00%−1,848−100.0%Sold out
CIBC Asset Management Inc0$00.00%−1,839−100.0%Sold out
CarsonAllaria Wealth Management, Ltd.0$00.00%−1,233−100.0%Sold out
Ancora Advisors, LLC0$00.00%−1,000−100.0%Sold out
Simplex Trading, LLC0$00.00%−917−100.0%Sold out
Neo Ivy Capital Management0$00.00%−886−100.0%Sold out
Mount Yale Investment Advisors, LLC0$00.00%−624−100.0%Sold out
Headlands Technologies LLC0$00.00%−587−100.0%Sold out
C M Bidwell & Associates Ltd0$00.00%−452−100.0%Sold out
Point72 Asia (Singapore) Pte. Ltd.0$00.00%−402−100.0%Sold out
Maseco LLP0$00.00%−170−100.0%Sold out
Skopos Labs, Inc.0$00.00%−139−100.0%Sold out
Carolina Wealth Advisors, LLC0$00.00%−131−100.0%Sold out
Whittier Trust Co0$00.00%−120−100.0%Sold out
Kestra Investment Management, LLC0$00.00%−82−100.0%Sold out
Riggs Asset Managment Co. Inc.0$00.00%−68−100.0%Sold out
Optiver Holding B.V.0$00.00%−66−100.0%Sold out
Bryn Mawr Trust Co0$00.00%−46−100.0%Sold out
NewSquare Capital LLC0$00.00%−24−100.0%Sold out
Geneos Wealth Management Inc.0$00.00%−22−100.0%Sold out
Pineridge Advisors LLC0$00.00%−10−100.0%Sold out
Hughes Financial Services, LLC0$00.00%−10−100.0%Sold out
Thurston, Springer, Miller, Herd & Titak, Inc.0$00.00%−6−100.0%Sold out
Twin Peaks Wealth Advisors, LLC0$00.00%−5−100.0%Sold out
South State Corp.0$00.00%−4−100.0%Sold out
UMA Financial Services, Inc.0$00.00%−4−100.0%Sold out
Principia Wealth Advisory, LLC0$00.00%−4−100.0%Sold out
American Capital Advisory, LLC0$00.00%−3−100.0%Sold out
Norges Bank––––Not filed
Atria Wealth Solutions, Inc.––––Not filed
Atlas Capital Advisors LLC––––Not filed
First Horizon Advisors, Inc.––––Not filed
Legacy Investment Solutions, LLC––––Not filed
Parkworth Wealth Management, Inc.––––Not filed