Ses Ai SES Insider Ownership

Updated Oct 10, 2026

Across the past 12 months, open-market trades by Ses Ai insiders were all sales, totaling $1.17 million (550K shares).

• Counted by insider, open-market selling of SES stock in the past 12 months came from 2 insiders, with no insider buying.
• Hong Gan (Chief Science Officer) led open-market sales of Ses Ai stock over the past 12 months with $1.11 million (500K shares), most recently on January 23, 2026.
• The latest open-market trade in SES stock by an insider was a sale of 25K shares for $30,007 by Kyle Pilkington (Chief Legal Officer) on May 22, 2026.
• Away from the open market, SES insiders received 2.87Mn shares in stock awards, acquired 500K shares through option exercises and conversions and gave up 1.44Mn shares to cover taxes or exercise prices over the last 12 months.
• Per Business Quant, SES insiders together hold 55.52Mn shares based on their latest Form 4 filings, down 3.50% from 57.54Mn shares at the end of Q2 2026 and down 1.85% from 56.57Mn shares at the end of Q3 2025.
• SES's insiders hold all 55.52Mn shares directly, in their own names, with no indirect holdings.
• SES's insider total is spread across 15 insiders who have filed a Form 4 in the past two years.
• Ses Ai's three biggest insider holders are SK Inc. (10% owner, 31.84Mn shares), General Motors Holdings LLC (10% owner, 9.84Mn shares) and Qichao Hu (CEO & Chairman, 5.45Mn shares), based on their latest Form 4 filings.
• SK Inc. alone accounts for 57.35% of the shares held by Ses Ai insiders.
• Institutions owned 27.61% of SES shares as of Q2 2026; insiders' latest Form 4 filings account for about 14.96%, leaving roughly 57.43% with other investors, including the public.
• Over the past 12 months, 10 insiders reported transactions in Ses Ai stock in 28 Form 4 filings.
• The insider data for SES reflects Form 4 filings through October 7, 2026.