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Data sources

Public disclosures only. Scores flag unusual patterns and are not evidence of wrongdoing. Not investment advice.

RH CHAIN…
OverviewFollow the MoneyDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
01Overview02Follow the Money03Daily Brief04Live05Congress06Corporate Insiders07Government Money08Political Influence09Institutions10Washington Network11Follow the Power12Disclosure Clock13AI Investigator14Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
OverviewFollow the MoneyDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
Data sources
SEC FORM 419s ago
HOUSE PTR19s ago
SEC 13F39m ago
ROBINHOOD CHAIN39m ago
SEC FORM 4/Tax withholdingVerified data

Gan Hong reported SES

CHIEF SCIENCE OFFICER · SES AI Corp · Class A Common Stock

Side
F
Value
$126K
Shares
63.3K
Price
$1.99
Executed
Feb 9, 2026
Disclosed
Feb 10, 2026
Disclosure timeline1 days from execution to publication · legal deadline 2 business days
Feb 9 executedFeb 10, 2026 disclosed

SES · daily

Yahoo Finance chart API
▲Execution▼Disclosure●Material company filing●Other disclosed buy●Other disclosed sellUnofficial public endpoint; daily OHLCV, split-adjusted. Replace with a licensed feed for production.

Insider Score

Experimental signal
12/ 100 · ROUTINE
Methodology →
  • Transaction type0 / 20

    Tax withholding — administrative, little informational value

  • Relative size+8 / 25

    $126K reported value · 5.9% of prior position

  • Filing timing0 / 15

    Disclosed 1 business day after execution (deadline: 2)

  • Historical behavior+4 / 15

    4 prior trades recorded in this security

  • Frequency & clustering0 / 15

    No clustered activity in the dataset

  • Market events0 / 10

    No material company filing within 60 days after the trade

    • The Insider Score measures how far a disclosure deviates from normal filing patterns. A high score is a prompt for research, not evidence of illegal insider trading.

    Other disclosed activity · SES

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    9
    DP
    Diemer PaulDirector
    SESSES AI Corp
    Grant or award
    		A—
    320.0K sh
    		Oct 5, 2026Oct 7, 2026
    traded Oct 5, 2026
    		+2dSEC FORM 4

    Evidence

    9
    XK
    Xu KangCHIEF TECHNOLOGY OFFICER
    SESSES AI Corp
    Tax withholding
    		F$18K
    35.2K sh
    		Sep 1, 2026Sep 3, 2026
    traded Sep 1, 2026
    		+2dSEC FORM 4

    Evidence

    7
    PK
    Pilkington KyleCHIEF LEGAL OFFICER
    SESSES AI Corp
    Open-market sale · 10b5-1 plan
    		SELL$30K
    25.0K sh
    		May 22, 2026May 27, 2026
    traded May 22, 2026
    		+5dSEC FORM 4

    Evidence

    9
    LR
    Liu Yi RayCHIEF FINANCIAL OFFICER
    SESSES AI Corp
    Grant or award
    		A—
    331.9K sh
    		May 18, 2026May 20, 2026
    traded May 18, 2026
    		+2dSEC FORM 4

    Evidence

    17
    MJ
    Ma JiongDirector
    SESSES AI Corp
    Grant or award
    		A—
    141.6K sh
    		May 18, 2026May 20, 2026
    traded May 18, 2026
    		+2dSEC FORM 4

    Evidence

    17
    LE
    Luo EricDirector
    SESSES AI Corp
    Grant or award
    		A—
    141.6K sh
    		May 18, 2026May 20, 2026
    traded May 18, 2026
    		+2dSEC FORM 4

    Evidence

    17
    PK
    Pilkington KyleCHIEF LEGAL OFFICER
    SESSES AI Corp
    Grant or award
    		A—
    354.0K sh
    		May 18, 2026May 20, 2026
    traded May 18, 2026
    		+2dSEC FORM 4

    Evidence

    17
    BJ
    Boyd Andrew JDirector
    SESSES AI Corp
    Grant or award
    		A—
    141.6K sh
    		May 18, 2026May 20, 2026
    traded May 18, 2026
    		+2dSEC FORM 4

    Evidence

    17
    XK
    Xu KangCHIEF TECHNOLOGY OFFICER
    SESSES AI Corp
    Grant or award
    		A—
    221.2K sh
    		May 18, 2026May 20, 2026
    traded May 18, 2026
    		+2dSEC FORM 4

    Evidence

    17
    HQ
    Hu QichaoDirector, CEO & CHAIRMAN, 10% Owner
    SESSES AI Corp
    Grant or award
    		A—
    1.50M sh
    		May 18, 2026May 20, 2026
    traded May 18, 2026
    		+2dSEC FORM 4

    Evidence

    12
    HQ
    Hu QichaoDirector, CEO & CHAIRMAN, 10% Owner
    SESSES AI Corp
    Tax withholding
    		F$147K
    133.3K sh
    		Apr 14, 2026Apr 16, 2026
    traded Apr 14, 2026
    		+2dSEC FORM 4

    Evidence

    5
    PK
    Pilkington KyleCHIEF LEGAL OFFICER
    SESSES AI Corp
    Tax withholding
    		F$28K
    25.2K sh
    		Apr 14, 2026Apr 16, 2026
    traded Apr 14, 2026
    		+2dSEC FORM 4

    Evidence

    5
    GH
    Gan HongCHIEF SCIENCE OFFICER
    SESSES AI Corp
    Tax withholding
    		F$35K
    32.1K sh
    		Apr 14, 2026Apr 16, 2026
    traded Apr 14, 2026
    		+2dSEC FORM 4

    Evidence

    9
    NJ
    Nealis JingCHIEF FINANCIAL OFFICER
    SESSES AI Corp
    Tax withholding
    		F$40K
    36.1K sh
    		Apr 14, 2026Apr 16, 2026
    traded Apr 14, 2026
    		+2dSEC FORM 4

    Evidence

    12
    GH
    Gan HongCHIEF SCIENCE OFFICER
    SESSES AI Corp
    Tax withholding
    		F$74K
    74.7K sh
    		Mar 27, 2026Mar 31, 2026
    traded Mar 27, 2026
    		+4dSEC FORM 4

    Evidence

    19
    HQ
    Hu QichaoDirector, CEO & CHAIRMAN, 10% Owner
    SESSES AI Corp
    Tax withholding
    		F$307K
    310.4K sh
    		Mar 27, 2026Mar 31, 2026
    traded Mar 27, 2026
    		+4dSEC FORM 4

    Evidence

    13
    XK
    Xu KangCHIEF TECHNOLOGY OFFICER
    SESSES AI Corp
    Tax withholding
    		F$39K
    39.6K sh
    		Mar 27, 2026Mar 31, 2026
    traded Mar 27, 2026
    		+4dSEC FORM 4

    Evidence

    12
    PK
    Pilkington KyleCHIEF LEGAL OFFICER
    SESSES AI Corp
    Tax withholding
    		F$60K
    60.5K sh
    		Mar 27, 2026Mar 31, 2026
    traded Mar 27, 2026
    		+4dSEC FORM 4

    Evidence

    16
    NJ
    Nealis JingCHIEF FINANCIAL OFFICER
    SESSES AI Corp
    Tax withholding
    		F$162K
    164.0K sh
    		Mar 27, 2026Mar 31, 2026
    traded Mar 27, 2026
    		+4dSEC FORM 4

    Evidence

    5
    PK
    Pilkington KyleCHIEF LEGAL OFFICER
    SESSES AI Corp
    Open-market sale · 10b5-1 plan
    		SELL$30K
    25.0K sh
    		Mar 9, 2026Mar 11, 2026
    traded Mar 9, 2026
    		+2dSEC FORM 4

    Evidence

    Evidence

    Verified data

    Read directly from the primary public document; every field below is as reported by the filer.

    Source

    Document
    SEC Form 4
    Publisher
    U.S. Securities and Exchange Commission (EDGAR)
    Document ID
    0001907008-26-000004
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    Feb 9, 2026
    Published
    Feb 10, 2026
    Ingested by INSIDER
    Nov 5, 04:17 UTC
    Last re-read
    Nov 5, 04:17 UTC

    Extracted facts

    Filer
    Gan Hong
    Role
    CHIEF SCIENCE OFFICER
    Transaction
    Tax withholdingAs filed: “F”
    Asset
    SES AI Corp
    Ticker
    SES
    Shares
    63.3K
    Price per share
    $1.99
    Value
    $125,947
    Execution date (reported)
    Feb 9, 2026
    Owned after transaction
    1.14M shares
    Days from execution to publication
    1

    Calculation

    Value = shares × reported price per share

    • Shares: 63.3K
    • Price: $1.99

    = $125,947

    What this establishes

    Gan Hong filed this Form 4 reporting a tax withholding of SES on Feb 9, 2026. It became public on Feb 10, 2026. The filing establishes the reported transaction and the filer's stated role. It does not establish why the trade was made or what the filer knew.

    Extraction

    Method
    Form 4 XML
    Confidence
    1.00
    CHIEF SCIENCE OFFICER
    Gan Hongcik:0001907008
    Issuer
    SES AI Corpcik:0001819142

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.