Corbyn Investment Management’s Minerals Technologies MTX Stock Holding History

Corbyn Investment Management’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	$2.24M	Sell	30,299 -139	-0.5%	-$10.5K	0.65%	47
2026 Q1	$2.16M	Hold	30,438	–	–	0.72%	41
2025 Q4	$1.86M	Hold	30,438	–	–	0.54%	46
2025 Q3	$1.89M	Hold	30,438	–	–	0.55%	45
2025 Q2	$1.68M	Hold	30,438	–	–	0.56%	42
2025 Q1	$1.93M	Hold	30,438	–	–	0.72%	38
2024 Q4	$2.32M	Hold	30,438	–	–	0.83%	39
2024 Q3	$2.35M	Buy	30,438 +2,710	+10%	+$209K	0.9%	35
2024 Q2	$2.31M	Hold	27,728	–	–	0.95%	32
2024 Q1	$2.09M	Sell	27,728 -1,810	-6%	-$127K	0.92%	31
2023 Q4	$2.11M	Buy	29,538 +2,041	+7%	+$121K	0.99%	33
2023 Q3	$1.51M	Buy	+27,497	New	+$1.57M	0.77%	34

Other funds holding MTX

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

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

NAMI

Nomura Asset Management International Philadelphia, Pennsylvania $66.6B AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return

Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $83.9B AUM 60.43% 1-Year Est. Return

Corbyn Investment Management's MTX Position: Q2 2026 in Review

Corbyn Investment Management reduced its Minerals Technologies (MTX) stake by 0.46% in Q2 2026, selling an estimated $10.5K and leaving 30,299 shares worth $2.24M. The position accounts for 0.65% of the portfolio, ranked #47.

Corbyn Investment Management first reported a position in MTX in Q3 2023 and has held it in 12 quarters since. The position peaked at $2.35M in Q3 2024. 293 funds tracked by Wall St. Rank hold MTX as of Q2 2026.

Corbyn Investment Management held 30,299 shares of Minerals Technologies worth $2.24M as of Q2 2026.
Corbyn Investment Management sold 139 Minerals Technologies shares in Q2 2026, an estimated $10.5K.
Minerals Technologies made up 0.65% of Corbyn Investment Management's portfolio in Q2 2026, its #47 holding.
Corbyn Investment Management first reported a position in Minerals Technologies in Q3 2023 and has held it in 12 quarters since.
Corbyn Investment Management's Minerals Technologies position peaked at $2.35M in Q3 2024.
293 funds tracked by Wall St. Rank held Minerals Technologies as of Q2 2026.

Based on Corbyn Investment Management's 13F filing for Q2 2026, filed 6 Aug 2026.