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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 42h ago
HOUSE PTR2h ago
SEC 13F2h ago
ROBINHOOD CHAIN2h ago
SEC FORM 4/Open-market saleVerified dataRule 10b5-1 plan

Houston Andrew sold DBX

Director, Co-CEO, 10% Owner · DROPBOX, INC. · Class A Common Stock

Side
SELL
Value
$2.09M
Shares
59.4K
Price
$35.19
Executed
Sep 10, 2026
Disclosed
Sep 14, 2026
Disclosure timeline4 days from execution to publication · legal deadline 2 business days
Sep 10 executedSep 14, 2026 disclosed

DBX · 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
37/ 100 · ELEVATED
Methodology →
  • Transaction type+6 / 20

    Open-market sale

  • Relative size+22 / 25

    $2.1M reported value · 100.0% of prior position

  • Filing timing0 / 15

    Disclosed 2 business days after execution (deadline: 2)

  • Historical behavior+4 / 15

    2 prior trades recorded in this security

  • Frequency & clustering+15 / 15

    4 other actors traded the same direction within 14 days

  • 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 · DBX

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    30
    HA
    Houston AndrewDirector, Co-CEO, 10% Owner
    DBXDROPBOX, INC.
    Open-market sale · 10b5-1 plan
    		SELL$13.74M
    383.8K sh
    		Nov 2, 2026Nov 4, 2026
    traded Nov 2, 2026
    		+2dSEC FORM 4

    Evidence

    0
    HA
    Houston AndrewDirector, Co-CEO, 10% Owner
    DBXDROPBOX, INC.
    Derivative conversion · 10b5-1 plan
    		C—
    383.8K sh
    		Nov 2, 2026Nov 4, 2026
    traded Nov 2, 2026
    		+2dSEC FORM 4

    Evidence

    0
    HA
    Houston AndrewDirector, Co-CEO, 10% Owner
    DBXDROPBOX, INC.
    Derivative conversion · 10b5-1 plan
    		C—
    383.8K sh
    		Nov 2, 2026Nov 4, 2026
    traded Nov 2, 2026
    		+2dSEC FORM 4

    Evidence

    6
    SE
    Schubach Sarah ElizabethChief Accounting Officer
    DBXDROPBOX, INC.
    Open-market sale · 10b5-1 plan
    		SELL$75K
    2,055 sh
    		Oct 30, 2026Nov 3, 2026
    traded Oct 30, 2026
    		+4dSEC FORM 4

    Evidence

    6
    SE
    Schubach Sarah ElizabethChief Accounting Officer
    DBXDROPBOX, INC.
    Open-market sale · 10b5-1 plan
    		SELL$74K
    2,056 sh
    		Oct 15, 2026Oct 19, 2026
    traded Oct 15, 2026
    		+4dSEC FORM 4

    Evidence

    33
    HA
    Houston AndrewDirector, Co-CEO, 10% Owner
    DBXDROPBOX, INC.
    Open-market sale · 10b5-1 plan
    		SELL$1.04M
    29.5K sh
    		Oct 12, 2026Oct 15, 2026
    traded Oct 12, 2026
    		+3dSEC FORM 4

    Evidence

    1
    HA
    Houston AndrewDirector, Co-CEO, 10% Owner
    DBXDROPBOX, INC.
    Derivative conversion · 10b5-1 plan
    		C—
    29.5K sh
    		Oct 12, 2026Oct 15, 2026
    traded Oct 12, 2026
    		+3dSEC FORM 4

    Evidence

    1
    HA
    Houston AndrewDirector, Co-CEO, 10% Owner
    DBXDROPBOX, INC.
    Derivative conversion · 10b5-1 plan
    		C—
    29.5K sh
    		Oct 12, 2026Oct 15, 2026
    traded Oct 12, 2026
    		+3dSEC FORM 4

    Evidence

    6
    SE
    Schubach Sarah ElizabethChief Accounting Officer
    DBXDROPBOX, INC.
    Open-market sale · 10b5-1 plan
    		SELL$66K
    2,025 sh
    		Sep 30, 2026Oct 2, 2026
    traded Sep 30, 2026
    		+2dSEC FORM 4

    Evidence

    16
    SE
    Schubach Sarah ElizabethChief Accounting Officer
    DBXDROPBOX, INC.
    Open-market sale · 10b5-1 plan
    		SELL$74K
    2,025 sh
    		Sep 15, 2026Sep 17, 2026
    traded Sep 15, 2026
    		+2dSEC FORM 4

    Evidence

    25
    AA
    Alkarmi AshrafDirector, Co-CEO
    DBXDROPBOX, INC.
    Open-market sale · 10b5-1 plan
    		SELL$1.02M
    28.8K sh
    		Sep 11, 2026Sep 15, 2026
    traded Sep 11, 2026
    		+4dSEC FORM 4

    Evidence

    40
    HA
    Houston AndrewDirector, Co-CEO, 10% Owner
    DBXDROPBOX, INC.
    Open-market sale · 10b5-1 plan
    		SELL$11.35M
    324.4K sh
    		Sep 10, 2026Sep 14, 2026
    traded Sep 10, 2026
    		+4dSEC FORM 4

    Evidence

    33
    TR
    Tennenbaum RossChief Financial Officer
    DBXDROPBOX, INC.
    Open-market sale · 10b5-1 plan
    		SELL$3.42M
    97.6K sh
    		Sep 10, 2026Sep 14, 2026
    traded Sep 10, 2026
    		+4dSEC FORM 4

    Evidence

    0
    HA
    Houston AndrewDirector, Co-CEO, 10% Owner
    DBXDROPBOX, INC.
    Derivative conversion · 10b5-1 plan
    		C—
    383.8K sh
    		Sep 10, 2026Sep 14, 2026
    traded Sep 10, 2026
    		+4dSEC FORM 4

    Evidence

    0
    HA
    Houston AndrewDirector, Co-CEO, 10% Owner
    DBXDROPBOX, INC.
    Derivative conversion · 10b5-1 plan
    		C—
    383.8K sh
    		Sep 10, 2026Sep 14, 2026
    traded Sep 10, 2026
    		+4dSEC FORM 4

    Evidence

    25
    YT
    Yoon William TChief Legal Officer
    DBXDROPBOX, INC.
    Open-market sale · 10b5-1 plan
    		SELL$431K
    12.4K sh
    		Sep 4, 2026Sep 9, 2026
    traded Sep 4, 2026
    		+5dSEC FORM 4

    Evidence

    6
    YT
    Yoon William TChief Legal Officer
    DBXDROPBOX, INC.
    Grant or award
    		A—
    28.9K sh
    		Sep 1, 2026Sep 3, 2026
    traded Sep 1, 2026
    		+2dSEC FORM 4

    Evidence

    9
    TI
    Torres Michael IvanChief Product Officer
    DBXDROPBOX, INC.
    Grant or award
    		A—
    842.3K sh
    		Sep 1, 2026Sep 3, 2026
    traded Sep 1, 2026
    		+2dSEC FORM 4

    Evidence

    16
    SE
    Schubach Sarah ElizabethChief Accounting Officer
    DBXDROPBOX, INC.
    Open-market sale · 10b5-1 plan
    		SELL$58K
    1,631 sh
    		Aug 31, 2026Sep 2, 2026
    traded Aug 31, 2026
    		+2dSEC FORM 4

    Evidence

    0
    SE
    Schubach Sarah ElizabethChief Accounting Officer
    DBXDROPBOX, INC.
    Grant or award · 10b5-1 plan
    		A—
    21.7K sh
    		Sep 1, 2026Sep 2, 2026
    traded Sep 1, 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
    0001734563-26-000019
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    Sep 10, 2026
    Published
    Sep 14, 2026
    Ingested by INSIDER
    Nov 5, 02:17 UTC
    Last re-read
    Nov 5, 02:17 UTC

    Extracted facts

    Filer
    Houston Andrew
    Role
    Director, Co-CEO, 10% Owner
    Transaction
    Open-market saleAs filed: “S”
    Asset
    DROPBOX, INC.
    Ticker
    DBX
    Shares
    59.4K
    Price per share
    $35.19
    Value
    $2,089,124
    Execution date (reported)
    Sep 10, 2026
    Owned after transaction
    0 shares
    Rule 10b5-1 plan
    Yes, as checked by the filer
    Days from execution to publication
    4

    Calculation

    Value = shares × reported price per share

    • Shares: 59.4K
    • Price: $35.1894

    = $2,089,124

    What this establishes

    Houston Andrew filed this Form 4 reporting a open-market sale of DBX on Sep 10, 2026. It became public on Sep 14, 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
    Director, Co-CEO, 10% Owner
    Houston Andrewcik:0001734563
    Issuer
    DROPBOX, INC.cik:0001467623

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.