NL Industries, Inc. (NL) Holders & Ownership

NL Industries, Inc. (NL) ownership: insiders 0% · institutions 10% · index and ETF funds 1% (13F 2026-03-31). Insider activity, 90 days: 0 sales, 0 open-market buys. SEC EDGAR first-party data.

Top Institutional Holders (13F, rolled up by parent)

Source: SEC Form 13F
HolderSharesMarket Value% OutstandingReported
Dimensional Fund Advisors2089167.00$12.18M4.3%2026-03-31
BlackRock529709.00$3.09M1.1%2026-03-31
Vanguard423523.00$2.47M0.9%2026-03-31
Aristides Capital LLC417014.00$2.43M0.9%2026-03-31
Bridgeway Capital Management, LLC325993.00$1.90M0.7%2026-03-31
Empowered Funds, LLC232131.00$1.35M0.5%2026-03-31
Geode Capital Management224514.00$1.31M0.5%2026-03-31
Renaissance Technologies162470.00$947200.000.3%2026-03-31

Insider Trading Activity (Form 4)

Source: SEC Form 4
InsiderTransactionValueDate
Sellnull2026-05-14
Sellnull2026-05-14
Sellnull2026-05-14
Sellnull2026-05-14
Sellnull2026-05-14
Sellnull2026-05-14
Sellnull2026-05-14
Sellnull2026-05-14

Back to NL overview · NL earnings · All congressional trades

Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.