O'Shaughnessy Asset Management’s Materion MTRN Stock Holding History

O'Shaughnessy 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 Q2	$583K	Buy	1,961 +389	+25%	+$81.5K	﹤0.01%	1527
2026 Q1	$227K	Buy	+1,572	New	+$229K	﹤0.01%	1927
2020 Q4	–	Sell	-45	Closed	-$2K	–	2170
2020 Q3	$2K	Buy	+45	New	+$2.55K	﹤0.01%	1647
2019 Q3	–	Sell	-7	Closed	–	–	1149
2019 Q2	$0	Buy	+7	New	+$441	﹤0.01%	1136
2019 Q1	–	Sell	-13,088	Closed	-$590K	–	973
2018 Q4	$590K	Sell	13,088 -11,948	-48%	-$635K	0.01%	312
2018 Q3	$1.5M	Sell	25,036 -323	-1%	-$19.4K	0.03%	215
2018 Q2	$1.37M	Buy	25,359 +116	+0.5%	+$6.3K	0.03%	221
2018 Q1	$1.29M	Buy	25,243 +6,270	+33%	+$320K	0.03%	224
2017 Q4	$922K	Buy	18,973 +14,212	+299%	+$676K	0.02%	284
2017 Q3	$205K	Hold	4,761	–	–	﹤0.01%	508
2017 Q2	$178K	Hold	4,761	–	–	﹤0.01%	538
2017 Q1	$160K	Buy	+4,761	New	+$175K	﹤0.01%	556

Other funds holding MTRN

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

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

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

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

Fisher Asset Management Camas, Washington $336B AUM 34.66% 1-Year Est. Return

Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $33B AUM 40.62% 1-Year Est. Return

O'Shaughnessy Asset Management's MTRN Position: Q2 2026 in Review

O'Shaughnessy Asset Management increased its Materion (MTRN) stake by 25% in Q2 2026, buying an estimated $81.5K and bringing the position to 1,961 shares worth $583K. The position accounts for ﹤0.01% of the portfolio, ranked #1527.

O'Shaughnessy Asset Management first reported a position in MTRN in Q1 2017 and has held it in 12 quarters since. The position peaked at $1.5M in Q3 2018. 406 funds tracked by Wall St. Rank hold MTRN as of Q2 2026.

O'Shaughnessy Asset Management held 1,961 shares of Materion worth $583K as of Q2 2026.
O'Shaughnessy Asset Management bought 389 Materion shares in Q2 2026, an estimated $81.5K.
Materion made up ﹤0.01% of O'Shaughnessy Asset Management's portfolio in Q2 2026, its #1527 holding.
O'Shaughnessy Asset Management first reported a position in Materion in Q1 2017 and has held it in 12 quarters since.
O'Shaughnessy Asset Management's Materion position peaked at $1.5M in Q3 2018.
406 funds tracked by Wall St. Rank held Materion as of Q2 2026.

Based on O'Shaughnessy Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.