Who owns Arbuckle Stuart A?

No ownership or control links for Arbuckle Stuart A are resolved in the current sources yet — view the network graph to expand, or pull the cited JSON dossier.

What is Arbuckle Stuart A's risk level?

WhiteIntel flags Arbuckle Stuart A as medium risk. Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership.

Where does Arbuckle Stuart A appear across sources?

Arbuckle Stuart A is indexed in the WhiteIntel corporate-ownership graph (US), with a source on every claim.

LIVE · CORPUS

PersonMedium

Arbuckle Stuart A

Name: Arbuckle Stuart A — ownership dossier
Creator: WhiteIntel
License: https://whiteintel.dev/terms
Keywords: corporate ownership, beneficial ownership, UBO, corporate intelligence, OSINT, corporate registry, Arbuckle Stuart A, Person, US

Arbuckle Stuart A — US person (sec:0001557290). 12 holdings. Every claim linked to its source.

controls 12 companies

Ownership graph Export .md

JSON / MCPsample

The finding

Controls or directs 12 companies in the resolved graph.

Investigative lead by resolved identity, not a legal determination.

/01

Registry identity

Controls: 12 companies
Risk: Medium
Jurisdiction: US

/02

Control & directorships

Links are shown as observed in a source registry — we do not currently hold ownership end dates, so a link here may since have ended. Each row carries its source; check it before relying on currency.

Controlled by

None in current sources.

Directorships & controlled companies

Arbuckle Stuart A
- VERTEX PHARMACEUTICALS INC / MA· officer· via SEC EDGAR (Form 3/4/5)
- Praxis Precision Medicines, Inc.· director· via SEC EDGAR
- ALNYLAM PHARMACEUTICALS, INC.· director· via SEC EDGAR
- RHYTHM PHARMACEUTICALS, INC.· director· via SEC EDGAR
- IMMUNOGEN INC· director· via SEC EDGAR
- Dare Bioscience, Inc.· director· via SEC EDGAR

Nothing further is withheld here. The ownership and control links above are everything we have resolved for Arbuckle Stuart A — there is no deeper chain behind a paywall. Absence means “not observed in our current sources” — it is not a finding of none.

Monitoring

Coverage of Arbuckle Stuart A is still thin in the current sources. Watch it and we'll flag the moment new ownership, filings or risk signals land.

Explore US coverage

WHAT YOU CAN SEEFREE

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4 items you can read right now — no account, no payment.

Identity, nationality & aliases
Sanctions, PEP & watchlist detail
Direct connections (1 hop)
Community notes

Nothing further on Arbuckle Stuart A is behind a paywall — everything we hold on this subject is already on this page.

/03

People & control

6 parties · 0 current

Every officer, person with significant control and cross-company role we hold, resolved into one entry per party. Roles are registry records, not a claim of control.

●
ALNYLAM PHARMACEUTICALS, INC.
Also holds roles at 57 other companies
- Garg Pushkalofficer
- PYOTT DAVID E Idirector
- SCHULMAN AMY Wdirector
●
Dare Bioscience, Inc.
Also holds roles at 78 other companies
- Haring-Layton MarDeeofficer
- JOHNSON SABRINA MARTUCCIofficer
- MATZ GREGORY Wdirector
●
IMMUNOGEN INC
Also holds roles at 53 other companies
- LAMBERT JOHNofficer
- BLATTLER WALTERofficer
- SAYARE MITCHELdirector
●
Praxis Precision Medicines, Inc.
Also holds roles at 35 other companies
- Nemiroff Alexofficer
- Mastrocola Laurenofficer
- Souza Marcioofficer
●
RHYTHM PHARMACEUTICALS, INC.
Also holds roles at 82 other companies
- German Christopher Paulofficer
- Mazabraud Yannofficer
- Smith Hunter Cofficer
●
VERTEX PHARMACEUTICALS INC / MA
Also holds roles at 67 other companies
- ALTSHULER DAVIDofficer
- WAGNER CHARLES F JRofficer
- Tatsis Ouraniaofficer

6 parties · 0 current. Ceased and resigned records are retained as history.

/04

Common questions

Who owns Arbuckle Stuart A?: No ownership or control links for Arbuckle Stuart A are resolved in the current sources yet — view the network graph to expand, or pull the cited JSON dossier.
What is Arbuckle Stuart A's risk level?: WhiteIntel flags Arbuckle Stuart A as medium risk. Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership.
Where does Arbuckle Stuart A appear across sources?: Arbuckle Stuart A is indexed in the WhiteIntel corporate-ownership graph (US), with a source on every claim.

Community intel

Crowd leads · unverified

Tips, corrections and leads contributed by the community on Arbuckle Stuart A. These are unverified leads, not WhiteIntel findings — we surface them for investigators to chase, and analyse the corroborated ones into SnitchScore.

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