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Equibles

SES

SES AI Corp

Company with tickers: SES, SES-WT

CIK
1819142
CUSIP
78397Q109
Shares Outstanding
325,402,113
13F Activity (30d)
111 filings 109 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 144
Total Value: $72,910,200
Total Shares: 75,790,316
Showing 1–100 of 150 holdings by value · page 1 of 2

Institutional Ownership Trend

19 quarters

Holder Concentration

Across 144 13F filers · Δ vs Dec 31, 2025
Top Holder
12.5%
Jun 2023 → Mar 2026 · range 12.5% – 43.2%
−2.1 pts
Top 5
40.4%
Jun 2023 → Mar 2026 · range 40.4% – 88.1%
−0.7 pts
Top 10
60.2%
Jun 2023 → Mar 2026 · range 60.2% – 96.1%
−0.5 pts
HHI
504
Jun 2023 → Mar 2026 · range 504 – 2,371
Broadly held −54

Quarterly Activity

vs Dec 31, 2025
New
40
Increased
39
Decreased
35
Sold Out
28
Unchanged
30
Holder count: +12
Institutional value: -48.0%
Shares held: -2.7%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Large RENAISSANCE TECHNOLOGIES LLC +1,671,610 4,596,252
Mega Invesco Ltd. +1,083,307 7,897,696
Large Qube Research & Technologies Ltd +920,027 1,566,291
Mega DIMENSIONAL FUND ADVISORS LP +689,974 943,138
Mega MILLENNIUM MANAGEMENT LLC +664,066 3,180,655

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Mega TWO SIGMA INVESTMENTS, LP −3,247,763 1,990,019
Mega JANE STREET GROUP, LLC −2,704,070 79,900
Mega UBS Group AG −1,469,665 1,732,680
Mega CITADEL ADVISORS LLC −1,357,563 873,512
Mega MORGAN STANLEY −357,197 1,072,776

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mega VANGUARD CAPITAL MANAGEMENT LLC 9,471,108 $9,111,205
Large MARSHALL WACE, LLP 2,669,589 $2,568,144
Mega VANGUARD FIDUCIARY TRUST CO 1,509,167 $1,451,818
Large JACOBS LEVY EQUITY MANAGEMENT, INC 662,115 $636,954
Mid Inspire Investing, LLC 546,777 $525,999

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mega VANGUARD GROUP INC 11,352,732 $20,434,915
Large TWO SIGMA ADVISERS, LP 3,152,700 $5,674,860
Large Baird Financial Group, Inc. 1,911,548 $3,440,786
Large Walleye Capital LLC 338,620 $609,516
Mid Quantbot Technologies LP 137,581 $247,645
Filter: New 40 Increased 39 Reduced 35 Sold out 28 Unchanged 30
Showing 100 of 150
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Mega VANGUARD CAPITAL MANAGEMENT LLC $9,111,205 12.50% 9,471,108
Mega Invesco Ltd. $7,597,582 10.42% 7,897,696
Mega BlackRock, Inc. $5,272,825 7.23% 5,481,111
Large RENAISSANCE TECHNOLOGIES LLC $4,421,594 6.06% 4,596,252
Mega GEODE CAPITAL MANAGEMENT, LLC $3,072,391 4.21% 3,193,754
Mega MILLENNIUM MANAGEMENT LLC $3,059,790 4.20% 3,180,655
Large Temasek Holdings (Private) Ltd $3,040,604 4.17% 3,160,712
Mega STATE STREET CORP $2,923,335 4.01% 3,038,810
Micro General Motors Holdings LLC $2,810,915 3.86% 2,921,950
Large MARSHALL WACE, LLP $2,568,144 3.52% 2,669,589
Mega GOLDMAN SACHS GROUP INC $2,538,003 3.48% 2,638,258
Mega TWO SIGMA INVESTMENTS, LP $1,914,398 2.63% 1,990,019
Mega UBS Group AG $1,666,838 2.29% 1,732,680
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $1,538,976 2.11% 1,599,768
Large Qube Research & Technologies Ltd $1,506,771 2.07% 1,566,291
Mega VANGUARD FIDUCIARY TRUST CO Bank $1,451,818 1.99% 1,509,167
Mega MORGAN STANLEY $1,032,008 1.42% 1,072,776
Mega DIMENSIONAL FUND ADVISORS LP $907,298 1.24% 943,138
Mid Cinctive Capital Management LP $902,330 1.24% 937,974
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $875,901 1.20% 910,500
Large JACOBS LEVY EQUITY MANAGEMENT, INC $636,954 0.87% 662,115
Mega NORTHERN TRUST CORP Bank $614,185 0.84% 638,447
Mega BANK OF AMERICA CORP /DE/ Bank $587,203 0.81% 610,399
Large PEAK6 LLC $529,100 0.73% 550,000
Mid Inspire Investing, LLC $525,999 0.72% 546,777
Mega CITADEL ADVISORS LLC $493,613 0.68% 513,112
Mid XTX Topco Ltd $442,235 0.61% 459,704
Large Connor, Clark & Lunn Investment Management Ltd. $402,851 0.55% 418,765
Mega Swiss National Bank Bank $395,670 0.54% 411,300
Mid GSA CAPITAL PARTNERS LLP $386,293 0.53% 401,552
Mega FIL Ltd $384,800 0.53% 400,000
Large Kestra Advisory Services, LLC $381,129 0.52% 396,185
Large Squarepoint Ops LLC $377,836 0.52% 392,761
Large ACADIAN ASSET MANAGEMENT LLC $345,422 0.47% 359,067
Mid Brevan Howard Capital Management LP $322,894 0.44% 335,650
Large POLEN CAPITAL MANAGEMENT LLC $308,100 0.42% 320,271
Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC $307,339 0.42% 319,480
Mid ALGERT GLOBAL LLC $299,557 0.41% 311,390
Mid HITE Hedge Asset Management LLC $294,488 0.40% 306,121
Mega CITIGROUP INC $294,104 0.40% 305,723
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $258,970 0.36% 269,200
Mega CITADEL ADVISORS LLC $254,545 0.35% 264,600
Mid ALLSTATE CORP $244,275 0.34% 253,925
Mega VANGUARD PORTFOLIO MANAGEMENT LLC $233,675 0.32% 242,906
Mid Graham Capital Management, L.P. $231,291 0.32% 240,428
Mid Quadrature Capital Ltd $226,324 0.31% 235,265
Large Point72 Asset Management, L.P. $201,717 0.28% 209,686
Mega JPMORGAN CHASE & CO $199,515 0.27% 207,397
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $195,847 0.27% 203,584
Large LMR Partners LLP $194,525 0.27% 202,210
Mega Mitsubishi UFJ Asset Management Co., Ltd. $189,478 0.26% 196,963
Large CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Pension $185,341 0.25% 192,663
Mid SBI Securities Co., Ltd. Broker-Dealer $173,633 0.24% 180,492
Large Schonfeld Strategic Advisors LLC $171,973 0.24% 178,767
Large JUPITER ASSET MANAGEMENT LTD $143,612 0.20% 149,285
Mid Farther Finance Advisors, LLC $135,492 0.19% 140,845
Mega VANGUARD ASSET MANAGEMENT, Ltd $134,151 0.18% 139,451
Mid Virtu Financial LLC $126,497 0.17% 131,494
Large Jain Global LLC $120,782 0.17% 125,554
Mega BARCLAYS PLC $118,372 0.16% 123,049
Mega JANUS HENDERSON GROUP PLC $117,460 0.16% 122,100
Mega Legal & General Group Plc $108,299 0.15% 112,578
Mega Vanguard Global Advisers, LLC $104,375 0.14% 108,498
Mega BNP PARIBAS ARBITRAGE, SA $100,079 0.14% 104,033
Mega CANADA PENSION PLAN INVESTMENT BOARD Pension $97,835 0.13% 101,700
Large OMERS ADMINISTRATION Corp $92,255 0.13% 95,900
Mega CITADEL ADVISORS LLC $92,159 0.13% 95,800
Mid Voleon Capital Management LP $80,945 0.11% 84,143
Mega Bank of New York Mellon Corp Bank $72,746 0.10% 75,621
Mid Shay Capital LLC $70,756 0.10% 73,551
Small Diametric Capital, LP $68,291 0.09% 70,989
Mid IMC-Chicago, LLC $68,086 0.09% 70,776
Small Catalyst Funds Management Pty Ltd $65,127 0.09% 67,700
Mega AMERICAN CENTURY COMPANIES INC $63,517 0.09% 66,027
Small Sitrin Capital Management LLC $59,879 0.08% 62,245
Mid GROUP ONE TRADING LLC $56,828 0.08% 59,073
Large ARIZONA STATE RETIREMENT SYSTEM Pension $55,763 0.08% 57,966
Large Vanguard Investments Australia, Ltd. $54,949 0.08% 57,120
Mega LPL Financial LLC $53,590 0.07% 55,707
Mega FMR LLC $51,975 0.07% 54,029
Large Zurcher Kantonalbank (Zurich Cantonalbank) Bank $51,668 0.07% 53,709
Large SG Americas Securities, LLC Broker-Dealer $48,904 0.07% 50,836
Small MYDA Advisors LLC $48,100 0.07% 50,000
Mid SIGNATUREFD, LLC $48,100 0.07% 50,000
Mid Callan Family Office, LLC Family Office $44,570 0.06% 46,331
Large KLP KAPITALFORVALTNING AS $42,905 0.06% 44,600
Mega JANE STREET GROUP, LLC $41,462 0.06% 43,100
Mid Vanguard Personalized Indexing Management, LLC $35,577 0.05% 36,983
Mega JANE STREET GROUP, LLC $35,401 0.05% 36,800
Mid SummitTX Capital, L.P. $33,285 0.05% 34,600
Mid Kingsview Wealth Management, LLC $32,231 0.04% 33,505
Mega WELLS FARGO & COMPANY/MN $28,811 0.04% 29,950
Small State of Wyoming $26,234 0.04% 27,271
Mega VICTORY CAPITAL MANAGEMENT INC $25,857 0.04% 26,879
Micro CTC Alternative Strategies, Ltd. $25,539 0.04% 26,548
Mid GTS SECURITIES LLC Broker-Dealer $23,891 0.03% 24,835
Mid Engineers Gate Manager LP $23,753 0.03% 24,692
Large Centiva Capital, LP $22,436 0.03% 23,323
Small Abel Hall, LLC $22,186 0.03% 23,063
Large Pictet Asset Management Holding SA $22,166 0.03% 23,042

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