Who owns KOS PHARMACEUTICALS INC?

In the current sources, KOS PHARMACEUTICALS INC is connected to JAHARIS MARY, JAHARIS MICHAEL, JAHARIS STEVEN, WILSON POINT HOLDINGS LP, JAHARIS HOLDINGS, LLC and 4 more. Trace the full chain to the ultimate beneficial owner in the WhiteIntel ownership graph.

What is KOS PHARMACEUTICALS INC's risk level?

WhiteIntel flags KOS PHARMACEUTICALS INC as low risk. Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership.

Where does KOS PHARMACEUTICALS INC appear across sources?

KOS PHARMACEUTICALS INC is indexed in the WhiteIntel corporate-ownership graph (US), with a source on every claim.

LIVE · CORPUS

SnitchScore · reading…

evidence coverage · reading…

Coverage — measured

Ownership hops held: 27

An absent edge means not yet observed — never does not exist.

Legal entityLow

KOS PHARMACEUTICALS INC

Name: KOS PHARMACEUTICALS INC — ownership dossier
Creator: WhiteIntel
License: https://whiteintel.dev/terms
Keywords: corporate ownership, beneficial ownership, UBO, corporate intelligence, OSINT, corporate registry, KOS PHARMACEUTICALS INC, Company, US

KOS PHARMACEUTICALS INC — US company (sec:0001018952). UBO chain traced 27 hops, 9 owners. Every claim linked to its source.

SEC 0001018952CompanyUS

Ownership graph Export .md

JSON / MCPsample

The finding

Ownership resolves 27 hops deep toward the ultimate beneficial owner.

Investigative lead by resolved identity, not a legal determination.

/01

Ownership & control

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.

Owners / controllers

KOS PHARMACEUTICALS INC
- JAHARIS MARY· tenpercentowner· via SEC EDGAR
- JAHARIS MICHAEL· tenpercentowner· via SEC EDGAR
- JAHARIS STEVEN· tenpercentowner· via SEC EDGAR
- WILSON POINT HOLDINGS LP· tenpercentowner· via SEC EDGAR
- JAHARIS HOLDINGS, LLC· tenpercentowner· via SEC EDGAR
- STEVEN JAHARIS GENERATIONAL TRUST· tenpercentowner· via SEC EDGAR
- CUBS MANAGEMENT LLC· tenpercentowner· via SEC EDGAR
- JAHARIS KATHRYN· tenpercentowner· via SEC EDGAR
- JAHARIS FAMILY FOUNDATION, INC.· tenpercentowner· via SEC EDGAR

Holdings / subsidiaries

None in current sources.

Walk the full UBO chain

27 hops lockedSTANDARD

27-step ownership / control trace to the ultimate beneficial owner — cited at every hop. Unlock the full chain.

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The full ownership trace on this subject — every hop to the ultimate owner, its filing history and sanctions exposure — as PDF and JSON, every claim linked to its source.

Everything we hold on KOS PHARMACEUTICALS INC, resolved and sourced — yours to keep, no subscription.

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

Identity, address & registry profile
Sanctions & watchlist detail
Direct connections (1 hop)
Community notes

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2 more items, hidden until you unlock this dossier. The badge on each row names the dossier that includes it.

Full ownership trace to the UBOSTANDARD
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/02

People & control

13 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.

●
ADAMS ADRIAN
Also holds roles at 18 other companies
- TALPHERA, INC.director
- Akebia Therapeutics, Inc.director
- IMPEL NEUROPHARMA INCdirector
●
BALDINI ROBERT E
Also holds roles at 1 other company
- K-V PHARMACEUTICAL COdirector
●
BRADEMAS JOHN
Also holds roles at 1 other company
- LOEWS CORPdirector
●
CLARKE KEVIN P
Also holds roles at 1 other company
- Iridium Communications Inc.director
●
FERRO KEVIN
Also holds roles at 3 other companies
- GREENHILL & CO INCdirector
- CEMPRA HOLDINGS, LLCtenpercentowner
- CEMPRA HOLDINGS, LLCdirector
●
KING RICHARD
Also holds roles at 6 other companies
- SPRUCE BIOSCIENCES, INC.officer
- SPRUCE BIOSCIENCES, INC.director
- ADAMAS PHARMACEUTICALS INCofficer
●
KOVEN ANDREW I
Also holds roles at 9 other companies
- MetaVia Inc.director
- KALA BIO, Inc.director
- ARALEZ PHARMACEUTICALS INC.officer
●
MCGOVERN MARK E
Also holds roles at 1 other company
- Esperion Therapeutics, Inc.director
●
NOVITCH MARK M D
Also holds roles at 2 other companies
- NEUROGEN CORPdirector
- GUIDANT CORPdirector
●
PRUITT WILLIAM D
Also holds roles at 4 other companies
- NV5 Global, Inc.director
- SWISHER HYGIENE INC.director
- MAKO SURGICAL CORP.director
●
RODRIGUEZ JUAN F
Also holds roles at 1 other company
- OPKO HEALTH, INC.officer
●
ROSSKAMP RALF
Also holds roles at 1 other company
- DICERNA PHARMACEUTICALS INCofficer
●
WHITTEMORE FREDERICK B
Also holds roles at 1 other company
- EXPAND ENERGY Corpdirector

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

/03

Common questions

Who owns KOS PHARMACEUTICALS INC?: In the current sources, KOS PHARMACEUTICALS INC is connected to JAHARIS MARY, JAHARIS MICHAEL, JAHARIS STEVEN, WILSON POINT HOLDINGS LP, JAHARIS HOLDINGS, LLC and 4 more. Trace the full chain to the ultimate beneficial owner in the WhiteIntel ownership graph.
What is KOS PHARMACEUTICALS INC's risk level?: WhiteIntel flags KOS PHARMACEUTICALS INC as low risk. Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership.
Where does KOS PHARMACEUTICALS INC appear across sources?: KOS PHARMACEUTICALS INC 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 KOS PHARMACEUTICALS INC. 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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