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Harbor Capital Advisors’s Minerals Technologies MTX Stock Holding History

Harbor Capital Advisors’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
Q1 		– Sell
-14,014
Closed -$854K – 1403
2025
Q4 		$854K Buy
14,014
+2,370
+20% +$140K 0.07% 361
2025
Q3 		$723K Buy
11,644
+2,145
+23% +$131K 0.06% 385
2025
Q2 		$523K Sell
9,499
-750
-7% -$42.3K 0.02% 517
2025
Q1 		$652K Buy
+10,249
New +$731K 0.03% 499

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
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
BIP
Brandes Investment Partners La Jolla, California $14.3B AUM 23.11% 1-Year Est. Return

Harbor Capital Advisors's MTX Position: Q1 2026 in Review

Harbor Capital Advisors sold out of Minerals Technologies (MTX) in Q1 2026, closing a stake of 14,014 shares — an estimated $854K sold.

Harbor Capital Advisors first reported a position in MTX in Q1 2025 and held it in 4 quarters. The position peaked at $854K in Q4 2025. 280 funds tracked by Wall St. Rank hold MTX as of Q1 2026.

  • Harbor Capital Advisors reported no remaining Minerals Technologies position as of Q1 2026 after selling out during the quarter.
  • Harbor Capital Advisors sold 14,014 Minerals Technologies shares in Q1 2026, an estimated $854K.
  • Harbor Capital Advisors first reported a position in Minerals Technologies in Q1 2025 and held it in 4 quarters.
  • Harbor Capital Advisors's Minerals Technologies position peaked at $854K in Q4 2025.
  • 280 funds tracked by Wall St. Rank held Minerals Technologies as of Q1 2026.

Based on Harbor Capital Advisors's 13F filing for Q1 2026, filed 28 Apr 2026.