Companies / SES AI Corp
SES AI Corp
NYSE: SESCIK 1819142WOBURN, MA
Financials · FY2025
Ownership
371.3M shares outstanding · as of Aug 7, 2026
Ownership
Share classes
| Class A | 88.18% | |
| Class B | 11.82% |
| Insiders | 2.02% | 7,484,287 |
| Institutions | 26.81% | 99,554,145 |
| Public float | 71.17% | 264,248,968 |
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 5
View all →| Insider | % of shares | Shares |
|---|---|---|
Hu QichaoCEOCEO & CHAIRMAN · Director · 10% owner | 1.10% | 4,078,485 |
Nealis JingCHIEF FINANCIAL OFFICER | 0.63% | 2,342,088 |
Gan HongCHIEF SCIENCE OFFICER | 0.29% | 1,063,714 |
Pilkington KyleFormerCHIEF LEGAL OFFICER | 0.19% | 719,751 |
Xu KangFormerCHIEF TECHNOLOGY OFFICER | 0.16% | 580,396 |
Institutional holders 139
View all →| Holder | Value | % of shares |
|---|---|---|
| $20.43M | 3.06% | |
| $18.19M | 5.10% | |
| $12.27M | 1.84% | |
| $9.24M | 2.59% | |
| $5.76M | 0.86% | |
| $5.67M | 0.85% | |
| $5.26M | 0.79% | |
| $5.13M | 0.77% | |
| $4.93M | 0.74% | |
| $4.42M | 1.24% |
Activity
Jun 30, 2026View all →
InsidersInstitutions
Who's accumulating and trimming this stock (13F).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q2 2026 as of | BlackRock, Inc. 13F manager | Add | Common Stock | $12.93M | +13.5M +246.00% | 18,946,396 5.10% of shares | medium |
| Q2 2026 as of | State Street Corporation 13F manager | Add | Common Stock | $6.47M | +6.7M +233.26% | 9,621,184 2.59% of shares | medium |
| Q1 2026 as of | Two Sigma Investments, LP 13F manager | Trim | Common Stock | $-3.12M | -3.2M -62.01% | 1,990,019 0.54% of shares | low |
| Q1 2026 as of | Marshall Wace, LLP 13F manager | New | Common Stock | $2.56M | +2.7M | 2,669,589 0.72% of shares | low |
| Q1 2026 as of | Renaissance Technologies LLC 13F manager | Add | Common Stock | $1.61M | +1.7M +57.16% | 4,596,252 1.24% of shares | low |
| Q2 2026 as of | Quadrature Capital Ltd 13F manager | Exit | Common Stock | $-798.7K | -444K -100.00% | — | low |
| Q1 2026 as of | Millennium Management LLC 13F manager | Add | Common Stock | $638.8K | +664K +26.39% | 3,180,655 0.86% of shares | low |
| Q4 2025 as of | Bank of America Corp /De 13F manager | Add | Common Stock | $411.1K | +228K +407.82% | 284,366 0.08% of shares | low |
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| Tianqi Lithium HK Co., Ltd. | Passive13G/A | — |
Securities
via CUSIP / OpenFIGI
| Symbol | Type | CUSIP |
|---|---|---|
| SES | Common Stock | 78397Q109 |