Mariner
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Mariner’s Compass Minerals CMP Stock Holding History

Mariner’s Portfolio CMP Stock Details CMP Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.57M Buy
+50,519
New +$1.43M ﹤0.01% 1639
2025
Q4 		– Sell
-15,280
Closed -$293K – 3585
2025
Q3 		$293K Sell
15,280
-7,909
-34% -$157K ﹤0.01% 2831
2025
Q2 		$466K Buy
+23,189
New +$375K ﹤0.01% 2388
2023
Q1 		– Sell
-5,160
Closed -$212K – 2806
2022
Q4 		$212K Sell
5,160
-49
-0.9% -$2.02K ﹤0.01% 2306
2022
Q3 		$201K Buy
+5,209
New +$199K ﹤0.01% 2055

Other funds holding CMP

KI
Koch Inc Wichita, Kansas $1.09B AUM 59.79% 1-Year Est. Return
SCP
SailingStone Capital Partners Houston, Texas $534M AUM 51.9% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
ICM
Irenic Capital Management New York $2.08B AUM 19.87% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Jacobs Levy Equity Management
Jacobs Levy Equity Management Florham Park, New Jersey $27.8B AUM 46.46% 1-Year Est. Return
GCM
Gumshoe Capital Management New York $109M AUM

Mariner's CMP Position: Q2 2026 in Review

Mariner opened a new position in Compass Minerals (CMP) in Q2 2026: 50,519 shares worth $1.57M. The stake represents ﹤0.01% of the portfolio and ranks #1639 among its holdings. This is a return to the name: Mariner previously reported a position in CMP as recently as Q3 2025.

Mariner first reported a position in CMP in Q3 2022 and has held it in 5 quarters since. 233 funds tracked by Wall St. Rank hold CMP as of Q2 2026.

  • Mariner held 50,519 shares of Compass Minerals worth $1.57M as of Q2 2026.
  • Compass Minerals was a new Mariner position in Q2 2026.
  • Compass Minerals made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #1639 holding.
  • Mariner first reported a position in Compass Minerals in Q3 2022 and has held it in 5 quarters since.
  • 233 funds tracked by Wall St. Rank held Compass Minerals as of Q2 2026.

Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.