Walleye Capital’s Materion MTRN Stock Holding History

Walleye Capital’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
2025 Q3	–	Sell	-8,661	Closed	-$687K	–	4890
2025 Q2	$687K	Buy	8,661 +2,644	+44%	+$209K	﹤0.01%	2363
2025 Q1	$491K	Buy	+6,017	New	+$567K	﹤0.01%	2580

Other funds holding MTRN

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

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

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

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

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

AAM

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

Trigran Investments Northbrook, Illinois $418M AUM 3.34% 1-Year Est. Return

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

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Walleye Capital's MTRN Position: Q3 2025 in Review

Walleye Capital sold out of Materion (MTRN) in Q3 2025, closing a stake of 8,661 shares — an estimated $687K sold.

Walleye Capital first reported a position in MTRN in Q1 2025 and held it in 2 quarters. The position peaked at $687K in Q2 2025. 301 funds tracked by Wall St. Rank hold MTRN as of Q3 2025.

Walleye Capital reported no remaining Materion position as of Q3 2025 after selling out during the quarter.
Walleye Capital sold 8,661 Materion shares in Q3 2025, an estimated $687K.
Walleye Capital first reported a position in Materion in Q1 2025 and held it in 2 quarters.
Walleye Capital's Materion position peaked at $687K in Q2 2025.
301 funds tracked by Wall St. Rank held Materion as of Q3 2025.

Based on Walleye Capital's 13F filing for Q3 2025, filed 14 Nov 2025.