Mariner
CNM icon

Mariner’s Core & Main CNM Stock Holding History

Mariner’s Portfolio CNM Stock Details CNM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-50,698
Closed -$2.5M – 3582
2026
Q1 		$2.5M Buy
+50,698
New +$2.73M ﹤0.01% 1416
2025
Q4 		– Sell
-17,071
Closed -$919K – 3587
2025
Q3 		$919K Buy
17,071
+2,227
+15% +$135K ﹤0.01% 1976
2025
Q2 		$896K Buy
14,844
+5,430
+58% +$290K ﹤0.01% 1875
2025
Q1 		$455K Buy
9,414
+1,839
+24% +$95.3K ﹤0.01% 2279
2024
Q4 		$386K Buy
7,575
+1,415
+23% +$66.7K ﹤0.01% 2398
2024
Q3 		$274K Sell
6,160
-2,381
-28% -$114K ﹤0.01% 2661
2024
Q2 		$418K Buy
8,541
+1,645
+24% +$91.4K ﹤0.01% 2182
2024
Q1 		$395K Buy
6,896
+483
+8% +$22.1K ﹤0.01% 2220
2023
Q4 		$259K Buy
+6,413
New +$217K ﹤0.01% 2469

Other funds holding CNM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Select Equity Group
Select Equity Group New York $20.2B AUM 17.52% 1-Year Est. Return
Royal London Asset Management
Royal London Asset Management United Kingdom $54.3B AUM 39.21% 1-Year Est. Return

Mariner's CNM Position: Q2 2026 in Review

Mariner sold out of Core & Main (CNM) in Q2 2026, closing a stake of 50,698 shares — an estimated $2.5M sold.

Mariner first reported a position in CNM in Q4 2023 and held it in 9 quarters. The position peaked at $2.5M in Q1 2026. 454 funds tracked by Wall St. Rank hold CNM as of Q2 2026.

  • Mariner reported no remaining Core & Main position as of Q2 2026 after selling out during the quarter.
  • Mariner sold 50,698 Core & Main shares in Q2 2026, an estimated $2.5M.
  • Mariner first reported a position in Core & Main in Q4 2023 and held it in 9 quarters.
  • Mariner's Core & Main position peaked at $2.5M in Q1 2026.
  • 454 funds tracked by Wall St. Rank held Core & Main as of Q2 2026.

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