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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 ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
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 45h ago
HOUSE PTR5h ago
SEC 13F5h ago
ROBINHOOD CHAIN5h ago
SEC FORM 4/Tax withholdingVerified data

Mulroy Brian reported SEMR

Chief Financial Officer · SEMrush Holdings, Inc. · Class A Common Stock

Side
F
Value
$47K
Shares
3,941
Price
$11.94
Executed
Apr 10, 2026
Disclosed
Apr 13, 2026
Disclosure timeline3 days from execution to publication · legal deadline 2 business days
Apr 10 executedApr 13, 2026 disclosed

SEMR · 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
9/ 100 · ROUTINE
Methodology →
  • Transaction type0 / 20

    Tax withholding — administrative, little informational value

  • Relative size+1 / 25

$47K reported value · 0.4% of prior position

  • Filing timing0 / 15

    Disclosed 1 business day after execution (deadline: 2)

  • Historical behavior+8 / 15

    First recorded trade by this actor 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 · SEMR

    No records

    No other disclosures for this security in the dataset.

    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
    0001628280-26-024948
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    Apr 10, 2026
    Published
    Apr 13, 2026
    Ingested by INSIDER
    Nov 5, 04:05 UTC
    Last re-read
    Nov 5, 04:05 UTC

    Extracted facts

    Filer
    Mulroy Brian
    Role
    Chief Financial Officer
    Transaction
    Tax withholdingAs filed: “F”
    Asset
    SEMrush Holdings, Inc.
    Ticker
    SEMR
    Shares
    3,941
    Price per share
    $11.94
    Value
    $47,056
    Execution date (reported)
    Apr 10, 2026
    Owned after transaction
    1.02M shares
    Days from execution to publication
    3

    Calculation

    Value = shares × reported price per share

    • Shares: 3,941
    • Price: $11.94

    = $47,056

    What this establishes

    Mulroy Brian filed this Form 4 reporting a tax withholding of SEMR on Apr 10, 2026. It became public on Apr 13, 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 Financial Officer
    Mulroy Briancik:0001974521
    Issuer
    SEMrush Holdings, Inc.cik:0001831840

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.

    Source error

    Price history for SEMR is unavailable.

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