INSIDER
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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 42h ago
HOUSE PTR2h ago
SEC 13F2h ago
ROBINHOOD CHAIN2h ago
Corporate insider
HS

Hata Yujiro S

DirectorCIK 0001649119

EDGAR filingsOpen in network
Disclosed transactions5
Buys / sells0 / 2
Max Insider Score11
Connections2with evidence

Disclosed transactions

ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
11
HS
Hata Yujiro SDirector, President and CEO
IDYAIDEAYA Biosciences, Inc.
Open-market sale · 10b5-1 plan
SELL$955K
25.5K sh
Oct 6, 2026Oct 8, 2026
traded Oct 6, 2026
+2dSEC FORM 4

Evidence

Verified connections

  • Insider ofevidence
    IDEAYA Biosciences, Inc.Director, President and CEO · Oct 8, 2026
  • Insider ofevidence
    ENANTA PHARMACEUTICALS INCDirector · Mar 13, 2026
5
HS
Hata Yujiro SDirector, President and CEO
IDYAIDEAYA Biosciences, Inc.
Open-market sale · 10b5-1 plan
SELL
$31K
800 sh
Oct 6, 2026
Oct 8, 2026
traded Oct 6, 2026
+2d
SEC FORM 4

Evidence

0
HS
Hata Yujiro SDirector, President and CEO
IDYAIDEAYA Biosciences, Inc.
Option exercise · 10b5-1 plan
M—
26.3K sh
Oct 6, 2026Oct 8, 2026
traded Oct 6, 2026
+2dSEC FORM 4

Evidence

2
HS
Hata Yujiro SDirector, President and CEO
IDYAIDEAYA Biosciences, Inc.
Option exercise · 10b5-1 plan
M$114K
26.3K sh
Oct 6, 2026Oct 8, 2026
traded Oct 6, 2026
+2dSEC FORM 4

Evidence

9
HS
Hata Yujiro SDirector
ENTAENANTA PHARMACEUTICALS INC
Grant or award
A—
20.0K sh
Mar 11, 2026Mar 13, 2026
traded Mar 11, 2026
+2dSEC FORM 4

Evidence