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Data sources

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

RH CHAIN…
OverviewDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProMethodologyMatch reviewLaunch readiness
01Overview02Daily Brief03Live04Congress05Corporate Insiders06Government Money07Political Influence08Institutions09Washington Network10Follow the Power11Disclosure Clock12AI Investigator13Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProMethodologyMatch reviewLaunch readiness
OverviewDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProMethodologyMatch reviewLaunch readiness
Data sources
SEC FORM 413m ago
HOUSE PTR13m ago
SEC 13F13m ago
ROBINHOOD CHAIN13m ago
SEC FORM 4/Option exerciseVerified data

Ponnambalam Indrajit reported NXDR

CFO and Treasurer · Nextdoor Holdings, Inc. · Restricted Stock Units (RSU)

Side
M
Value
—
Shares
103.2K
Price
—
Executed
Oct 15, 2026
Disclosed
Oct 19, 2026
Disclosure timeline4 days from execution to publication · legal deadline 2 business days
Oct 15 executedOct 19, 2026 disclosed

NXDR · 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
21/ 100 · ROUTINE
Methodology →
  • Transaction type0 / 20

    Option exercise — administrative, little informational value

  • Relative size+13 / 25

No reported dollar value · 74.4% of prior position

  • Filing timing0 / 15

    Disclosed 2 business days 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 · NXDR

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    18
    KM
    Kiernan MichaelChief Revenue Officer
    NXDRNextdoor Holdings, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$127K
    50.0K sh
    		Oct 20, 2026Oct 22, 2026
    traded Oct 20, 2026
    		+2dSEC FORM 4

    Evidence

    19
    TN
    Tolia Nirav NDirector, CEO and President, 10% Owner
    NXDRNextdoor Holdings, Inc.
    Tax withholding
    		F$320K
    123.2K sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    4
    HA
    How AntoinetteChief Accounting Officer
    NXDRNextdoor Holdings, Inc.
    Option exercise · 10b5-1 plan
    		M—
    7,347 sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    9
    TN
    Tolia Nirav NDirector, CEO and President, 10% Owner
    NXDRNextdoor Holdings, Inc.
    Tax withholding
    		F$46K
    17.8K sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    0
    HA
    How AntoinetteChief Accounting Officer
    NXDRNextdoor Holdings, Inc.
    Option exercise · 10b5-1 plan
    		M—
    8,105 sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    13
    TN
    Tolia Nirav NDirector, CEO and President, 10% Owner
    NXDRNextdoor Holdings, Inc.
    Option exercise
    		M—
    313.1K sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    4
    HA
    How AntoinetteChief Accounting Officer
    NXDRNextdoor Holdings, Inc.
    Option exercise · 10b5-1 plan
    		M—
    9,479 sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    0
    HA
    How AntoinetteChief Accounting Officer
    NXDRNextdoor Holdings, Inc.
    Tax withholding · 10b5-1 plan
    		F$8,837
    3,399 sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    9
    TN
    Tolia Nirav NDirector, CEO and President, 10% Owner
    NXDRNextdoor Holdings, Inc.
    Option exercise
    		M—
    45.1K sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    0
    HA
    How AntoinetteChief Accounting Officer
    NXDRNextdoor Holdings, Inc.
    Option exercise · 10b5-1 plan
    		M—
    7,347 sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    4
    HA
    How AntoinetteChief Accounting Officer
    NXDRNextdoor Holdings, Inc.
    Tax withholding · 10b5-1 plan
    		F$6,848
    2,634 sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    0
    HA
    How AntoinetteChief Accounting Officer
    NXDRNextdoor Holdings, Inc.
    Option exercise · 10b5-1 plan
    		M—
    9,479 sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    20
    PI
    Ponnambalam IndrajitCFO and Treasurer
    NXDRNextdoor Holdings, Inc.
    Tax withholding
    		F$106K
    40.6K sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    13
    PI
    Ponnambalam IndrajitCFO and Treasurer
    NXDRNextdoor Holdings, Inc.
    Option exercise
    		M—
    103.2K sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    4
    HA
    How AntoinetteChief Accounting Officer
    NXDRNextdoor Holdings, Inc.
    Option exercise · 10b5-1 plan
    		M—
    8,105 sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    0
    HA
    How AntoinetteChief Accounting Officer
    NXDRNextdoor Holdings, Inc.
    Tax withholding · 10b5-1 plan
    		F$6,848
    2,634 sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    18
    SS
    Schwartz SophiaChief Legal Officer, Secretary
    NXDRNextdoor Holdings, Inc.
    Open-market sale · 10b5-1 plan
    		SELL$121K
    48.1K sh
    		Oct 16, 2026Oct 19, 2026
    traded Oct 16, 2026
    		+3dSEC FORM 4

    Evidence

    9
    KM
    Kiernan MichaelChief Revenue Officer
    NXDRNextdoor Holdings, Inc.
    Option exercise
    		M—
    27.6K sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    4
    HA
    How AntoinetteChief Accounting Officer
    NXDRNextdoor Holdings, Inc.
    Option exercise · 10b5-1 plan
    		M—
    7,347 sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    0
    SS
    Schwartz SophiaChief Legal Officer, Secretary
    NXDRNextdoor Holdings, Inc.
    Option exercise · 10b5-1 plan
    		M—
    29.5K sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC 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
    0001846069-26-000186
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    Oct 15, 2026
    Published
    Oct 19, 2026
    Ingested by INSIDER
    Nov 5, 02:10 UTC
    Last re-read
    Nov 5, 02:10 UTC

    Extracted facts

    Filer
    Ponnambalam Indrajit
    Role
    CFO and Treasurer
    Transaction
    Option exerciseAs filed: “M”
    Asset
    Nextdoor Holdings, Inc.
    Ticker
    NXDR
    Shares
    103.2K
    Price per share
    $0
    Execution date (reported)
    Oct 15, 2026
    Owned after transaction
    242.1K shares
    Days from execution to publication
    4

    What this establishes

    Ponnambalam Indrajit filed this Form 4 reporting a option exercise of NXDR on Oct 15, 2026. It became public on Oct 19, 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
    CFO and Treasurer
    Ponnambalam Indrajitcik:0002097086
    Issuer
    Nextdoor Holdings, Inc.cik:0001846069

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.