Martingale Asset Management’s Materion MTRN Stock Holding History

Martingale Asset Management’s Portfolio MTRN Stock Details MTRN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$4.46M	Buy	30,818 +4,955	+19%	+$721K	0.11%	183
2025 Q4	$3.22M	Buy	25,863 +5,153	+25%	+$635K	0.08%	219
2025 Q3	$2.5M	Buy	+20,710	New	+$2.17M	0.06%	263
2020 Q4	–	Sell	-31,906	Closed	-$1.66M	–	992
2020 Q3	$1.66M	Sell	31,906 -52,402	-62%	-$2.96M	0.02%	475
2020 Q2	$5.18M	Buy	84,308 +2	+0%	+$101	0.06%	302
2020 Q1	$2.95M	Buy	84,306 +3,301	+4%	+$164K	0.04%	406
2019 Q4	$4.82M	Hold	81,005	–	–	0.05%	394
2019 Q3	$4.97M	Buy	81,005 +13,602	+20%	+$844K	0.05%	388
2019 Q2	$4.57M	Hold	67,403	–	–	0.05%	401
2019 Q1	$3.85M	Buy	67,403 +21,100	+46%	+$1.1M	0.04%	430
2018 Q4	$2.08M	Buy	+46,303	New	+$2.46M	0.03%	526
2015 Q1	–	Sell	-31,500	Closed	-$1.11M	–	888
2014 Q4	$1.11M	Sell	31,500 -4,006	-11%	-$138K	0.03%	488
2014 Q3	$1.09M	Buy	35,506 +1,800	+5%	+$61.2K	0.03%	456
2014 Q2	$1.25M	Buy	33,706 +3,502	+12%	+$121K	0.04%	439
2014 Q1	$1.02M	Sell	30,204 -305	-1%	-$9.06K	0.03%	488
2013 Q4	$942K	Buy	+30,509	New	+$885K	0.03%	567

Other funds holding MTRN

BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Dimensional Fund Advisors

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

American Century Companies

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

Capital Research Global Investors

Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return

Barrow, Hanley, Mewhinney & Strauss

Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 1-Year Est. Return

Geode Capital Management

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

ACK Asset Management Greenwich, Connecticut $801M AUM 60.42% 1-Year Est. Return