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Data sources

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

RH CHAIN…
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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 44h ago
HOUSE PTR4h ago
SEC 13F4h ago
ROBINHOOD CHAIN4h ago
SEC FORM 4/Option exerciseVerified dataRule 10b5-1 plan

Qatanani Mo reported SRRK

CHIEF SCIENTIFIC OFFICER · Scholar Rock Holding Corp · Common Stock

Side
M
Value
$28K
Shares
2,813
Price
$10
Executed
Jan 14, 2026
Disclosed
Jan 16, 2026
Disclosure timeline2 days from execution to publication · legal deadline 2 business days
Jan 14 executedJan 16, 2026 disclosed

SRRK · 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

$28K reported value · 2.5% of prior position

  • Filing timing0 / 15

    Disclosed 2 business days 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 · SRRK

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    27
    QM
    Qatanani MoCHIEF SCIENTIFIC OFFICER
    SRRKScholar Rock Holding Corp
    Open-market sale
    		SELL$372K
    7,989 sh
    		Feb 17, 2026Feb 19, 2026
    traded Feb 17, 2026
    		+2dSEC FORM 4

    Evidence

    26
    QM
    Qatanani MoCHIEF SCIENTIFIC OFFICER
    SRRKScholar Rock Holding Corp
    Open-market sale · 10b5-1 plan
    		SELL$599K
    12.8K sh
    		Jan 22, 2026Jan 23, 2026
    traded Jan 22, 2026
    		+1dSEC FORM 4

    Evidence

    19
    QM
    Qatanani MoCHIEF SCIENTIFIC OFFICER
    SRRKScholar Rock Holding Corp
    Open-market sale · 10b5-1 plan
    		SELL$97K
    2,119 sh
    		Jan 22, 2026Jan 23, 2026
    traded Jan 22, 2026
    		+1dSEC FORM 4

    Evidence

    48
    PC
    Parlavecchio CarynCHRO
    SRRKScholar Rock Holding Corp
    Open-market sale
    		SELL$294K
    6,600 sh
    		Jan 16, 2026Jan 21, 2026
    traded Jan 16, 2026
    		+5dSEC FORM 4

    Evidence

    48
    QM
    Qatanani MoCHIEF SCIENTIFIC OFFICER
    SRRKScholar Rock Holding Corp
    Open-market sale
    		SELL$374K
    8,406 sh
    		Jan 16, 2026Jan 21, 2026
    traded Jan 16, 2026
    		+5dSEC FORM 4

    Evidence

    52
    ML
    Marantz Jing L.CHIEF MEDICAL OFFICER
    SRRKScholar Rock Holding Corp
    Open-market sale
    		SELL$258K
    5,798 sh
    		Jan 16, 2026Jan 21, 2026
    traded Jan 16, 2026
    		+5dSEC FORM 4

    Evidence

    48
    HJ
    Ho JunlinGENERAL COUNSEL
    SRRKScholar Rock Holding Corp
    Open-market sale
    		SELL$357K
    8,016 sh
    		Jan 16, 2026Jan 21, 2026
    traded Jan 16, 2026
    		+5dSEC FORM 4

    Evidence

    0
    QM
    Qatanani MoCHIEF SCIENTIFIC OFFICER
    SRRKScholar Rock Holding Corp
    Option exercise · 10b5-1 plan
    		M—
    5,893 sh
    		Jan 14, 2026Jan 16, 2026
    traded Jan 14, 2026
    		+2dSEC FORM 4

    Evidence

    0
    QM
    Qatanani MoCHIEF SCIENTIFIC OFFICER
    SRRKScholar Rock Holding Corp
    Option exercise · 10b5-1 plan
    		M—
    2,678 sh
    		Jan 14, 2026Jan 16, 2026
    traded Jan 14, 2026
    		+2dSEC FORM 4

    Evidence

    0
    QM
    Qatanani MoCHIEF SCIENTIFIC OFFICER
    SRRKScholar Rock Holding Corp
    Option exercise · 10b5-1 plan
    		M$2,446
    321 sh
    		Jan 14, 2026Jan 16, 2026
    traded Jan 14, 2026
    		+2dSEC FORM 4

    Evidence

    2
    QM
    Qatanani MoCHIEF SCIENTIFIC OFFICER
    SRRKScholar Rock Holding Corp
    Option exercise · 10b5-1 plan
    		M$93K
    5,893 sh
    		Jan 14, 2026Jan 16, 2026
    traded Jan 14, 2026
    		+2dSEC FORM 4

    Evidence

    0
    QM
    Qatanani MoCHIEF SCIENTIFIC OFFICER
    SRRKScholar Rock Holding Corp
    Option exercise · 10b5-1 plan
    		M$94K
    2,678 sh
    		Jan 14, 2026Jan 16, 2026
    traded Jan 14, 2026
    		+2dSEC FORM 4

    Evidence

    26
    QM
    Qatanani MoCHIEF SCIENTIFIC OFFICER
    SRRKScholar Rock Holding Corp
    Open-market sale · 10b5-1 plan
    		SELL$593K
    13.1K sh
    		Jan 14, 2026Jan 16, 2026
    traded Jan 14, 2026
    		+2dSEC FORM 4

    Evidence

    0
    QM
    Qatanani MoCHIEF SCIENTIFIC OFFICER
    SRRKScholar Rock Holding Corp
    Option exercise · 10b5-1 plan
    		M—
    1,407 sh
    		Jan 14, 2026Jan 16, 2026
    traded Jan 14, 2026
    		+2dSEC FORM 4

    Evidence

    7
    QM
    Qatanani MoCHIEF SCIENTIFIC OFFICER
    SRRKScholar Rock Holding Corp
    Option exercise · 10b5-1 plan
    		M—
    321 sh
    		Jan 14, 2026Jan 16, 2026
    traded Jan 14, 2026
    		+2dSEC FORM 4

    Evidence

    3
    QM
    Qatanani MoCHIEF SCIENTIFIC OFFICER
    SRRKScholar Rock Holding Corp
    Option exercise · 10b5-1 plan
    		M—
    2,813 sh
    		Jan 14, 2026Jan 16, 2026
    traded Jan 14, 2026
    		+2dSEC FORM 4

    Evidence

    0
    QM
    Qatanani MoCHIEF SCIENTIFIC OFFICER
    SRRKScholar Rock Holding Corp
    Option exercise · 10b5-1 plan
    		M$25K
    1,407 sh
    		Jan 14, 2026Jan 16, 2026
    traded Jan 14, 2026
    		+2dSEC FORM 4

    Evidence

    10
    PK
    Peng KatieDirector
    SRRKScholar Rock Holding Corp
    Open-market sale · 10b5-1 plan
    		SELL$32K
    726 sh
    		Dec 16, 2025Dec 18, 2025
    traded Dec 16, 2025
    		+2dSEC FORM 4

    Evidence

    10
    PK
    Peng KatieDirector
    SRRKScholar Rock Holding Corp
    Open-market sale · 10b5-1 plan
    		SELL$12K
    280 sh
    		Dec 16, 2025Dec 18, 2025
    traded Dec 16, 2025
    		+2dSEC FORM 4

    Evidence

    0
    QM
    Qatanani MoCHIEF SCIENTIFIC OFFICER
    SRRKScholar Rock Holding Corp
    Option exercise · 10b5-1 plan
    		M$9,761
    1,281 sh
    		Dec 4, 2025Dec 5, 2025
    traded Dec 4, 2025
    		+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
    0001980298-26-000002
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    Jan 14, 2026
    Published
    Jan 16, 2026
    Ingested by INSIDER
    Nov 5, 04:22 UTC
    Last re-read
    Nov 5, 04:22 UTC

    Extracted facts

    Filer
    Qatanani Mo
    Role
    CHIEF SCIENTIFIC OFFICER
    Transaction
    Option exerciseAs filed: “M”
    Asset
    Scholar Rock Holding Corp
    Ticker
    SRRK
    Shares
    2,813
    Price per share
    $10
    Value
    $28,130
    Execution date (reported)
    Jan 14, 2026
    Owned after transaction
    113.5K shares
    Rule 10b5-1 plan
    Yes, as checked by the filer
    Days from execution to publication
    2

    Calculation

    Value = shares × reported price per share

    • Shares: 2,813
    • Price: $10

    = $28,130

    What this establishes

    Qatanani Mo filed this Form 4 reporting a option exercise of SRRK on Jan 14, 2026. It became public on Jan 16, 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 SCIENTIFIC OFFICER
    Qatanani Mocik:0001980298
    Issuer
    Scholar Rock Holding Corpcik:0001727196

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.