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Magnetar Financial LLC

Position in POST — Post Holdings, Inc.

CIK 1352851 EVANSTON, IL

Position in POST

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$1,110,663
-$414,153 QoQ
Shares Held
12,584
-18.4% QoQ
Ownership
0.029%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#152
of 410 holders
Holding Since
Dec 2025
3 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in POST Over Time

Shares Held

Position Value (USD)

Position in Packaged Foods

Consumer Defensive · as of Jun 30, 2026

Magnetar Financial LLC holds $7,748,364 across 11 Packaged Foods names. POST ranks #3 (14.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 POST
Post Holdings, Inc.
This page
12,584 $1,110,663

All Filings in POST

Export CSV
3 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,110,663 12,584
2026-03-31 $1,524,816 15,424
2025-12-31 $206,617 2,086