Calamos Advisors’s Post Holdings POST Stock Holding History

Calamos Advisors’s Portfolio POST Stock Details POST Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-2,982	Closed	-$295K	–	1204
2026 Q1	$295K	Buy	+2,982	New	+$304K	﹤0.01%	1021
2025 Q1	–	Sell	-9,925	Closed	-$1.14M	–	962
2024 Q4	$1.14M	Hold	9,925	–	–	﹤0.01%	656
2024 Q3	$1.15M	Buy	9,925 +2,725	+38%	+$306K	0.01%	652
2024 Q2	$750K	Hold	7,200	–	–	﹤0.01%	679
2024 Q1	$765K	Buy	+7,200	New	+$722K	﹤0.01%	674

Other funds holding POST

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

ROIC

Route One Investment Company San Francisco, California $2.49B AUM 10.92% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

LCOV

London Company of Virginia Richmond, Virginia $17.5B AUM 29.92% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

Holocene Advisors New York $44.4B AUM 57.89% 1-Year Est. Return

Calamos Advisors's POST Position: Q2 2026 in Review

Calamos Advisors sold out of Post Holdings (POST) in Q2 2026, closing a stake of 2,982 shares — an estimated $295K sold.

Calamos Advisors first reported a position in POST in Q1 2024 and held it in 5 quarters. The position peaked at $1.15M in Q3 2024. 414 funds tracked by Wall St. Rank hold POST as of Q2 2026.

Calamos Advisors reported no remaining Post Holdings position as of Q2 2026 after selling out during the quarter.
Calamos Advisors sold 2,982 Post Holdings shares in Q2 2026, an estimated $295K.
Calamos Advisors first reported a position in Post Holdings in Q1 2024 and held it in 5 quarters.
Calamos Advisors's Post Holdings position peaked at $1.15M in Q3 2024.
414 funds tracked by Wall St. Rank held Post Holdings as of Q2 2026.

Based on Calamos Advisors's 13F filing for Q2 2026, filed 31 Jul 2026.