Tronox Holdings TROX Insider Ownership

Updated Oct 10, 2026

Across the past 12 months, open-market trades by Tronox Holdings insiders were all sales, totaling $1.27 million (192.17K shares).

• Tronox Holdings' open-market sales in the past 12 months came from 6 insiders; no insider bought.
• The largest open-market sales of TROX in the past 12 months were by John D. Romano (CEO and Director), totaling $669,635 (101.6K shares), most recently on March 6, 2026.
• Away from the open market, TROX insiders received 599.66K shares in stock awards and gave up 45.4K shares to cover taxes or exercise prices over the last 12 months.
• Business Quant data shows Tronox Holdings insiders holding 4.09Mn shares in total in their latest Form 4 filings, up 0.45% from 4.08Mn shares at the end of Q2 2026 and up 4.69% from 3.91Mn shares at the end of Q3 2025.
• Direct holdings account for 4.03Mn shares (98.50%) of TROX's insider total, and indirect holdings through trusts, partnerships and family members for 61.27K shares (1.50%).
• Business Quant counts 15 insiders with holdings in Tronox Holdings stock, among the officers, directors and 10% owners who have filed a Form 4 in the past two years.
• TROX's three largest insider shareholders, per their latest Form 4 filings, are John D. Romano (CEO and Director, 1.47Mn shares), Jean Francois Turgeon (Director, 755.16K shares) and Ilan Kaufthal (Director, 306K shares).
• The holding of John D. Romano makes up 36.00% of all shares held by Tronox Holdings insiders.
• Institutional investors held 77.85% of Tronox Holdings stock at the end of Q2 2026, while the latest Form 4 filings of its insiders account for about 2.56%; other investors, including the public, hold roughly 19.59%.
• A total of 19 Form 4 filings with transactions in Tronox Holdings stock were made over the past 12 months, by 13 insiders.
• The insider data for TROX reflects Form 4 filings through July 31, 2026.