Materion

MTRN · NYSE

$239.72−$3.76 (−1.54%)TodayMarket closed ·
Prev close $243.48

Who owns MTRN

Largest institutional holders, from their latest 13F filings

The 10 largest institutions hold 50.6% of MTRN’s shares.

  • BlackRock Institutional Trust Company, N.A.14.4%
  • State Street Investment Management (US)7.0%
  • Vanguard Portfolio Management, LLC6.7%
  • Capital Research Global Investors4.8%
  • Next 6 largest institutions17.6%
  • All other shareholders49.4%
Top institutional holders of MTRN
HolderShares% of shares
BlackRock Institutional Trust Company, N.A.3.00M14.43%
State Street Investment Management (US)1.46M7.00%
Vanguard Portfolio Management, LLC1.40M6.71%
Capital Research Global Investors1.00M4.81%
Vanguard Capital Management, LLC937.55K4.51%
American Century Investment Management, Inc.616.02K2.96%
Geode Capital Management, L.L.C.591.01K2.84%
Dimensional Fund Advisors, L.P.577.95K2.78%
Fisher Investments495.23K2.38%
Barrow Hanley Global Investors446.07K2.14%

Largest mutual fund holders

Top mutual fund holders of MTRN
HolderShares% of shares
iShares Core S&P Small-Cap ETF1.27M6.09%
American Funds SMALLCAP World Fund974.00K4.68%
Vanguard Total Stock Market Index Fund663.22K3.19%
State Street SPDR S&P Metals & Mining ETF627.27K3.02%
iShares Russell 2000 ETF540.37K2.60%

Insider trades

Form 4 filings by officers, directors and large holders

Over the last 6 months, insiders sold $10.90M (21 trades) of MTRN on the open market, with no buys.

Latest MTRN insider transactions
InsiderTypeSharesValue
Prevost Patrick M.Award75$20.39K
SHULAR CRAIG SAward89$24.19K
Fashinpaur Melissa AAward1—
Chadwick Shelly MarieAward8—
Vijayvargiya Jugal K.Award11—
Chemnitz Gregory R.Award2—
Prevost Patrick M.Award10—
LIGGETT EMILY MAward1—
PHILLIPPY ROBERT JAward7—
KHILNANI VINOD MAward12—

Short interest

Settled Sep 30, 2026

Shares short
608.27K
Days to cover
2.72
% of shares outstanding
2.92%
Average daily volume
223.81K
Change since last report
+2.3%

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