Ticker · CUSIP 78397Q109

SES

SES AI CORPORATION
···Share
Holders (tracked)
8
Combined shares
13,017,474
Combined value
$23.43M
Last close
$1.21
Quarter
2025Q4
Price · 1Y$1.21+0.53 (+76.64%)H $3.54 · L $0.68 · Avg Vol 10.5M
Position opened
$1.00$2.00$3.00VolJul 25Oct 25Jan 26Apr 26
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
872024Q12025Q4
Price is -32.8% vs the avg quarter-end implied price across tracked holders.

SEC event timeline

11 events
  1. −2,364,858 shares · 2025Q4
    Position
  2. +3,346,703 shares · 2025Q4
    Position
  3. −1,909,695 shares · 2025Q4
    Position
  4. +96,175 shares · 2025Q4
    Position
  5. −15,052 shares · 2025Q4
    Position
  6. +2,846,642 shares · 2025Q4
    Position
  7. −1,182,767 shares · 2025Q3
    Position
  8. +2,519,665 shares · 2025Q3
    Position
  9. +1,223,673 shares · 2025Q3
    Position
  10. −124,600 shares · 2025Q3
    Position
  11. +78,000 shares · 2025Q3
    Position

Insider activity

Last 30 days
Net (open-market)
$0
Buys
0 · $0
Sells
0 · $0
Unique insiders
4
DateInsiderCodeSharesPriceValue
04-14Gan Hong
CHIEF SCIENCE OFFICER · Insider
F32,138$1.10$35.4K
04-14Pilkington Kyle
CHIEF LEGAL OFFICER · Insider
F25,185$1.10$27.7K
04-14Nealis Jing
CHIEF FINANCIAL OFFICER · Insider
F36,145$1.10$39.8K
04-14Hu Qichao
CEO & CHAIRMAN · Insider
F133,303$1.10$146.6K
Follow-the-investor returns
If you'd copied each holder of SES…
Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.
InvestorFirst inCost basisReturnPosition value today
AQR Capital Management2023Q2$0.61+98.3%$14K
Izzy Englander (Millennium Mgmt)2022Q1$1.31-7.5%$3.0M
Two Sigma Investments2023Q2$1.77-31.7%$6.3M
Ken Griffin (Citadel Advisors)2022Q1$1.80-32.7%$2.1M
Ken Griffin (Citadel Advisors)2022Q1$1.80-32.7%$2.1M
Ken Griffin (Citadel Advisors)2022Q1$1.80-32.7%$2.1M
Steve Cohen (Point72)2025Q4$1.80-32.8%$116K
Renaissance Technologies2023Q2$1.80-32.9%$3.5M

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.
New positions1
Added to2
Exited0

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
5
$14.9M
2022Q2
3
$6.4M
2022Q3
4
$10.8M
2022Q4
6
$9.6M
2023Q1
7
$15.1M
2023Q2
8
$23.7M
2023Q3
6
$22.0M
2023Q4
8
$18.8M
2024Q1
7
$15.4M
2024Q2
8
$11.8M
2024Q3
8
$1.1M
2024Q4
7
$4.8M
2025Q1
7
$1.6M
2025Q2
7
$3.8M
2025Q3
7
$18.2M
2025Q4
8
$23.4M

Who owns SES

8 super-investors · 2025Q4
Tracked stake
13.02M
shares
Combined value
$23M
% of shares outstanding
shares-out unknown
Quarter action mix
New1Added2Trim5
#ManagerSharesValue
1Two Sigma Investments5.24M$9M
2Renaissance Technologies2.92M$5M
3Izzy Englander
Millennium Mgmt
2.52M$5M
4Ken Griffin
Citadel Advisors
1.73M$3M
5Ken Griffin
Citadel Advisors
445.7K$802K
6Steve Cohen
Point72
96.2K$173K
7Ken Griffin
Citadel Advisors
54.5K$98K
8AQR Capital Management11.2K$20K

Recent moves

20 transactions
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