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

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01Overview02Follow the Money03Daily Brief04Live05Congress06Corporate Insiders07Government Money08Political Influence09Institutions10Washington Network11Follow the Power12Disclosure Clock13AI Investigator14Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
OverviewFollow the MoneyDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
Data sources
SEC FORM 423s ago
HOUSE PTR23s ago
SEC 13F3h ago
ROBINHOOD CHAIN3h ago
SEC FORM 4/Option exerciseVerified dataRule 10b5-1 plan

Tom Penny reported EQ

Principal Accounting Officer · Equillium, Inc. · Equillium, Inc. — Employee Stock Option (right to buy)

Side
M
Value
—
Shares
65.0K
Price
—
Executed
May 28, 2026
Disclosed
May 29, 2026
Disclosure timeline1 days from execution to publication · legal deadline 2 business days
May 28 executedMay 29, 2026 disclosed

EQ · 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
0/ 100 · ROUTINE
Methodology →
  • Transaction type0 / 20

    Option exercise — administrative, little informational value

  • Relative size+1 / 25

No reported dollar value · new position

  • Filing timing0 / 15

    Disclosed 1 business day after execution (deadline: 2)

  • Historical behavior+4 / 15

    1 prior trade 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

  • Pre-arranged plan-10

    Executed under a Rule 10b5-1 trading plan

    • 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 · EQ

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    0
    ZC
    Zedelmayer ChristineSr. Vice President and COO
    EQEquillium, Inc.
    Option exercise · 10b5-1 plan
    		M—
    15.6K sh
    		May 28, 2026May 29, 2026
    traded May 28, 2026
    		+1dSEC FORM 4

    Evidence

    3
    ZC
    Zedelmayer ChristineSr. Vice President and COO
    EQEquillium, Inc.
    Option exercise · 10b5-1 plan
    		M$12K
    15.6K sh
    		May 28, 2026May 29, 2026
    traded May 28, 2026
    		+1dSEC FORM 4

    Evidence

    17
    ZC
    Zedelmayer ChristineSr. Vice President and COO
    EQEquillium, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$90K
    30.2K sh
    		May 28, 2026May 29, 2026
    traded May 28, 2026
    		+1dSEC FORM 4

    Evidence

    0
    ZC
    Zedelmayer ChristineSr. Vice President and COO
    EQEquillium, Inc.
    Option exercise · 10b5-1 plan
    		M—
    9,821 sh
    		May 27, 2026May 29, 2026
    traded May 27, 2026
    		+2dSEC FORM 4

    Evidence

    0
    ZC
    Zedelmayer ChristineSr. Vice President and COO
    EQEquillium, Inc.
    Option exercise · 10b5-1 plan
    		M—
    7,292 sh
    		May 28, 2026May 29, 2026
    traded May 28, 2026
    		+1dSEC FORM 4

    Evidence

    7
    ZC
    Zedelmayer ChristineSr. Vice President and COO
    EQEquillium, Inc.
    Option exercise · 10b5-1 plan
    		M—
    48.5K sh
    		May 28, 2026May 29, 2026
    traded May 28, 2026
    		+1dSEC FORM 4

    Evidence

    7
    ZC
    Zedelmayer ChristineSr. Vice President and COO
    EQEquillium, Inc.
    Option exercise · 10b5-1 plan
    		M—
    14.6K sh
    		May 28, 2026May 29, 2026
    traded May 28, 2026
    		+1dSEC FORM 4

    Evidence

    0
    TP
    Tom PennyPrincipal Accounting Officer
    EQEquillium, Inc.
    Option exercise · 10b5-1 plan
    		M$51K
    65.0K sh
    		May 28, 2026May 29, 2026
    traded May 28, 2026
    		+1dSEC FORM 4

    Evidence

    21
    TP
    Tom PennyPrincipal Accounting Officer
    EQEquillium, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$192K
    65.0K sh
    		May 28, 2026May 29, 2026
    traded May 28, 2026
    		+1dSEC FORM 4

    Evidence

    0
    ZC
    Zedelmayer ChristineSr. Vice President and COO
    EQEquillium, Inc.
    Option exercise · 10b5-1 plan
    		M$7,562
    9,821 sh
    		May 27, 2026May 29, 2026
    traded May 27, 2026
    		+2dSEC FORM 4

    Evidence

    10
    ZC
    Zedelmayer ChristineSr. Vice President and COO
    EQEquillium, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$27K
    9,821 sh
    		May 27, 2026May 29, 2026
    traded May 27, 2026
    		+2dSEC FORM 4

    Evidence

    0
    ZC
    Zedelmayer ChristineSr. Vice President and COO
    EQEquillium, Inc.
    Option exercise · 10b5-1 plan
    		M$5,323
    7,292 sh
    		May 28, 2026May 29, 2026
    traded May 28, 2026
    		+1dSEC FORM 4

    Evidence

    7
    ZC
    Zedelmayer ChristineSr. Vice President and COO
    EQEquillium, Inc.
    Option exercise · 10b5-1 plan
    		M$37K
    48.5K sh
    		May 28, 2026May 29, 2026
    traded May 28, 2026
    		+1dSEC FORM 4

    Evidence

    17
    ZC
    Zedelmayer ChristineSr. Vice President and COO
    EQEquillium, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$150K
    55.6K sh
    		May 28, 2026May 29, 2026
    traded May 28, 2026
    		+1dSEC FORM 4

    Evidence

    6
    ZC
    Zedelmayer ChristineSr. Vice President and COO
    EQEquillium, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$542
    200 sh
    		May 28, 2026May 29, 2026
    traded May 28, 2026
    		+1dSEC FORM 4

    Evidence

    3
    ZC
    Zedelmayer ChristineSr. Vice President and COO
    EQEquillium, Inc.
    Option exercise · 10b5-1 plan
    		M$11K
    14.6K sh
    		May 28, 2026May 29, 2026
    traded May 28, 2026
    		+1dSEC FORM 4

    Evidence

    0
    TP
    Tom PennyPrincipal Accounting Officer
    EQEquillium, Inc.
    Grant or award · 10b5-1 plan
    		A—
    450.0K sh
    		Jan 7, 2026Jan 9, 2026
    traded Jan 7, 2026
    		+2dSEC FORM 4

    Evidence

    5
    ZC
    Zedelmayer ChristineSr. Vice President and COO
    EQEquillium, Inc.
    Grant or award
    		A—
    500.0K sh
    		Jan 7, 2026Jan 9, 2026
    traded Jan 7, 2026
    		+2dSEC FORM 4

    Evidence

    9
    CS
    Connelly StephenDirector, President and CSO
    EQEquillium, Inc.
    Grant or award
    		A—
    1.15M sh
    		Jan 7, 2026Jan 9, 2026
    traded Jan 7, 2026
    		+2dSEC FORM 4

    Evidence

    17
    TP
    Tom PennyPrincipal Accounting Officer
    EQEquillium, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$8,428
    6,533 sh
    		Jan 8, 2026Jan 9, 2026
    traded Jan 8, 2026
    		+1dSEC 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
    0002012180-26-000002
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    May 28, 2026
    Published
    May 29, 2026
    Ingested by INSIDER
    Nov 5, 03:56 UTC
    Last re-read
    Nov 5, 03:56 UTC

    Extracted facts

    Filer
    Tom Penny
    Role
    Principal Accounting Officer
    Transaction
    Option exerciseAs filed: “M”
    Asset
    Equillium, Inc. — Employee Stock Option (right to buy)
    Ticker
    EQ
    Shares
    65.0K
    Price per share
    $0
    Execution date (reported)
    May 28, 2026
    Owned after transaction
    0 shares
    Rule 10b5-1 plan
    Yes, as checked by the filer
    Days from execution to publication
    1

    What this establishes

    Tom Penny filed this Form 4 reporting a option exercise of EQ on May 28, 2026. It became public on May 29, 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
    Principal Accounting Officer
    Tom Pennycik:0002012180
    Issuer
    Equillium, Inc.cik:0001746466

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.