MA
Insider selling
Michael A Lewis sold $31K of NPK International Inc. (NPKI) stock
Michael A Lewis, Dir of NPK International Inc. (NPKI), sold 2,013 shares of NPKI stock worth $31K, per an SEC Form 4 filed May 19, 2026.
The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.
The trade happened on May 15, 2026, 4 days before it was made public.
NPKI has moved -18.4% since the trade date, from $15.29 to $12.48 (Sep 21, 2026 close).
- Traded
- May 15, 2026
- Disclosed
- May 19, 2026
- Filing delay
- 4 days
- Price since
- -18.4%
- Role
- Dir
- Source
- SEC Form 4
More NPKI insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.