Jane Street
MTRN icon

Jane Street’s Materion MTRN Stock Holding History

Jane Street’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 		$16.1M Buy
54,177
+30,296
+127% +$6.34M ﹤0.01% 2348
2026
Q1 		$3.45M Buy
23,881
+1,066
+5% +$155K ﹤0.01% 4103
2025
Q4 		$2.84M Sell
22,815
-8,437
-27% -$1.04M ﹤0.01% 4144
2025
Q3 		$3.78M Buy
31,252
+11,989
+62% +$1.26M ﹤0.01% 3850
2025
Q2 		$1.53M Sell
19,263
-16,056
-45% -$1.27M ﹤0.01% 4863
2025
Q1 		$2.88M Buy
35,319
+10,940
+45% +$1.03M ﹤0.01% 3773
2024
Q4 		$2.41M Sell
24,379
-12,507
-34% -$1.36M ﹤0.01% 3790
2024
Q3 		$4.13M Buy
36,886
+2,727
+8% +$303K ﹤0.01% 3175
2024
Q2 		$3.69M Buy
34,159
+29,247
+595% +$3.36M ﹤0.01% 3449
2024
Q1 		$647K Sell
4,912
-5,777
-54% -$732K ﹤0.01% 6211
2023
Q4 		$1.39M Buy
10,689
+455
+4% +$49.9K ﹤0.01% 4955
2023
Q3 		$1.04M Buy
10,234
+2,224
+28% +$243K ﹤0.01% 5122
2023
Q2 		$915K Buy
8,010
+1,680
+27% +$182K ﹤0.01% 5339
2023
Q1 		$734K Buy
+6,330
New +$635K ﹤0.01% 5616
2022
Q3 		– Sell
-9,068
Closed -$669K – 10171
2022
Q2 		$669K Buy
+9,068
New +$728K ﹤0.01% 6206
2021
Q3 		– Sell
-34,677
Closed -$2.61M – 10435
2021
Q2 		$2.61M Buy
34,677
+19,765
+133% +$1.46M ﹤0.01% 3816
2021
Q1 		$988K Buy
+14,912
New +$1.03M ﹤0.01% 5485

Other funds holding MTRN

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
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
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Fisher Asset Management
Fisher Asset Management Camas, Washington $336B AUM 34.66% 1-Year Est. Return
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $33B AUM 40.62% 1-Year Est. Return

Jane Street's MTRN Position: Q2 2026 in Review

Jane Street increased its Materion (MTRN) stake by 127% in Q2 2026, buying an estimated $6.34M and bringing the position to 54,177 shares worth $16.1M. The position accounts for ﹤0.01% of the portfolio, ranked #2348.

Jane Street first reported a position in MTRN in Q1 2021 and has held it in 17 quarters since. 406 funds tracked by Wall St. Rank hold MTRN as of Q2 2026.

  • Jane Street held 54,177 shares of Materion worth $16.1M as of Q2 2026.
  • Jane Street bought 30,296 Materion shares in Q2 2026, an estimated $6.34M.
  • Materion made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #2348 holding.
  • Jane Street first reported a position in Materion in Q1 2021 and has held it in 17 quarters since.
  • 406 funds tracked by Wall St. Rank held Materion as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.