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Director
2 companies
John E Harper is Director at NL and has filed Form 4s across 2 companies. John E Harper's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $424K at current prices.
The biggest single holding is NL (~$260K) as Director.
John E Harper has 22 Form 4 filings on record from May 2016 to May 2026, across 2 companies: Director at NL Industries (NL), 2016–2026; Director at Kronos Worldwide (KRO), 2016–2026.
The 22 reported transactions were 22 stock awards.
There are no priced open-market purchases or sales on record, so none of these filings shows a decision to buy or sell shares in the market.
No transactions found
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