Mariner
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Mariner’s Minerals Technologies MTX Stock Holding History

Mariner’s Portfolio MTX Stock Details MTX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$668K Buy
9,023
+57
+0.6% +$4.3K ﹤0.01% 2263
2026
Q1 		$636K Buy
8,966
+4,218
+89% +$290K ﹤0.01% 2305
2025
Q4 		$290K Buy
4,748
+523
+12% +$31K ﹤0.01% 2876
2025
Q3 		$262K Buy
+4,225
New +$258K ﹤0.01% 2934
2025
Q1 		– Sell
-3,243
Closed -$247K – 3540
2024
Q4 		$247K Sell
3,243
-96
-3% -$7.56K ﹤0.01% 2809
2024
Q3 		$258K Sell
3,339
-110
-3% -$8.47K ﹤0.01% 2710
2024
Q2 		$287K Sell
3,449
-197
-5% -$15.6K ﹤0.01% 2486
2024
Q1 		$274K Buy
3,646
+210
+6% +$14.7K ﹤0.01% 2513
2023
Q4 		$245K Buy
+3,436
New +$204K ﹤0.01% 2516

Other funds holding MTX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
NAMI
Nomura Asset Management International Philadelphia, Pennsylvania $66.6B AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return
Mirae Asset Global ETFs Holdings
Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $83.9B AUM 60.43% 1-Year Est. Return

Mariner's MTX Position: Q2 2026 in Review

Mariner increased its Minerals Technologies (MTX) stake by 0.64% in Q2 2026, buying an estimated $4.3K and bringing the position to 9,023 shares worth $668K. The position accounts for ﹤0.01% of the portfolio, ranked #2263.

Mariner first reported a position in MTX in Q4 2023 and has held it in 9 quarters since. 293 funds tracked by Wall St. Rank hold MTX as of Q2 2026.

  • Mariner held 9,023 shares of Minerals Technologies worth $668K as of Q2 2026.
  • Mariner bought 57 Minerals Technologies shares in Q2 2026, an estimated $4.3K.
  • Minerals Technologies made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #2263 holding.
  • Mariner first reported a position in Minerals Technologies in Q4 2023 and has held it in 9 quarters since.
  • 293 funds tracked by Wall St. Rank held Minerals Technologies as of Q2 2026.

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