POST POST HLDGS INC

Ownership history in GROUP ONE TRADING LLC  ·  24 quarters on record

This page tracks every 13F SEC filing in which GROUP ONE TRADING LLC reported a position in POST HLDGS INC (POST). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
0.09% (2015 Q3)
Avg. % of fund
0.01%
First filed
2014 Q2
Last filed
2025 Q3
Quarters held
24
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 ADDED 1,946 +770 +65.5% 0.00% $209K $107.48
2025 Q2 UNCHANGED 1,176 0% 0.00% $128K $109.03
2025 Q1 REDUCED 1,176 -938 -44.4% 0.00% $137K $116.36
2022 Q4 ADDED 2,114 +466 +28.3% 0.00% $191K $90.26
2022 Q3 REDUCED 1,648 -7,267 -81.5% 0.00% $135K $81.91
2022 Q2 ADDED 8,915 +7,915 +791.5% 0.00% $734K $82.35
2021 Q2 ADDED 1,000 +963 +2602.7% 0.00% $108K $70.99
2020 Q4 REDUCED 37 -20,733 -99.8% 0.00% $4K $66.11
2018 Q4 REDUCED 20,770 -2,719 -11.6% 0.02% $1.9M $58.33
2018 Q3 ADDED 23,489 +3,343 +16.6% 0.02% $2.3M $64.16
14 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    POST price (monthly, adj. close)
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