Pulmonx LUNG Insider Ownership

Updated Oct 10, 2026

In the last 12 months, insiders at Pulmonx made open-market sales of $547,892 (318.59K shares) and bought no shares on the open market.

• A count shows 5 insiders selling LUNG stock on the open market over the past 12 months and none buying.
• The largest open-market sales of LUNG in the past 12 months were by Glendon E. French III (President and CEO), totaling $292,325 (174.65K shares), most recently on September 1, 2026.
• Away from the open market, LUNG insiders received 1.67Mn shares in stock awards over the last 12 months.
• According to Business Quant data, insiders at Pulmonx reported 4.96Mn shares in total in their latest Form 4 filings, down 1.52% from 5.03Mn shares at the end of Q2 2026 and up 9.90% from 4.51Mn shares at the end of Q3 2025.
• Indirect holdings, through trusts, partnerships, family members and other entities, make up 0.40% (19.86K shares) of Pulmonx's insider total, with the other 99.60% (4.94Mn shares) held directly.
• Business Quant counts 13 insiders with holdings in Pulmonx stock, among the officers, directors and 10% owners who have filed a Form 4 in the past two years.
• Pulmonx's three biggest insider holders are Derrick Sung (COO and CFO, 1.34Mn shares), Glendon E. French III (President and CEO, 1.14Mn shares) and Geoffrey Beran Rose (Chief Commercial Officer, 449.83K shares), based on their latest Form 4 filings.
• Of the shares held by LUNG insiders, 26.93% belong to Derrick Sung.
• Institutional holders reported 61.00% of Pulmonx's outstanding shares for Q2 2026; insiders' latest Form 4 filings put their stake at about 11.54%, and other investors, including the public, hold the remaining 27.46%.
• A total of 23 Form 4 filings with transactions in Pulmonx stock were made over the past 12 months, by 11 insiders.
• The insider holdings and trades above for Pulmonx reflect Form 4 filings through September 3, 2026.