AlphaYouRJ
Insider selling
Robert J Phillippy sold $765K of MATERION Corp (MTRN) stock
Robert J Phillippy, Dir of MATERION Corp (MTRN), sold 3,500 shares of MTRN stock worth $765K, per an SEC Form 4 filed Jun 1, 2026.
It was an open-market sale.
The trade happened on May 29, 2026, 3 days before it was made public.
MTRN has moved +32.1% since the trade date, from $220.04 to $290.72 (Oct 7, 2026 close).
- Traded
- May 29, 2026
- Disclosed
- Jun 1, 2026
- Filing delay
- 3 days
- Price since
- +32.1%
- Role
- Dir
- Source
- SEC Form 4
More MTRN insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.