LIVE · CORPUS
The finding
Controls or directs 22 companies in the resolved graph.
/01
Key facts
Risk signal- Controls
- 22 companies
- Risk
- Low
- Jurisdiction
- US
Low
Risk
WEISS MICHAEL S controls or directs 22 companies (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
- WEISS MICHAEL S
/03
Directorship network
316 other rolesWhere this entity’s officers also hold (or held) positions — the wider network reached through shared people. Roles are registry records, not a claim of control.
TG THERAPEUTICS, INC.
- HUME DANIELdirector
- Charney Laurence Ndirector
- Power Sean Aofficer
- Power Sean Aofficer
- HERSKOWITZ NEILdirector
- WEISER MICHAELdirector
- MCINERNEY TIMOTHYdirector
- HARRIS ALAN Gofficer
- HUME DANIELdirector
- Charney Laurence Ndirector
- LONIAL SAGARdirector
- ECHELARD YANNdirector
- HOBERMAN KENNETHdirector
- Power Sean Aofficer
- Shah Rajeev M.tenpercentowner
- RA CAPITAL MANAGEMENT, L.P.tenpercentowner
- Kolchinsky Petertenpercentowner
- KENNEDY WILLIAM JAMESdirector
- RA Capital Healthcare Fund LPtenpercentowner
- SCHOENEBAUM MARKdirector
- LFB BIOTECHNOLOGIES S.A.S.U.tenpercentowner
- OPUS POINT PARTNERS, LLCtenpercentowner
- ABEL DOUGLASdirector
- MORVILLE MALCOLMdirector
- Steinhart Richard Idirector
- WEISER MICHAELother
- SHIMKO DAVIDdirector
- Hoenlein Malcolmother
- MCGUINNESS MICHAELofficer
- ABEL DOUGLASofficer
- Hoenlein Malcolmdirector
- NORDIC BIOTECH VENTURE FUND II K/Stenpercentowner
- GIMBERT JOAN PONSdirector
Fortress Biotech, Inc.
- Checkpoint Therapeutics, Inc.10% owner
- LOBELL J JAYdirector
- AVENUE THERAPEUTICS, INC.10% owner
- MUSTANG BIO, INC.10% owner
- Klein Dovdirector
- Lu Lucydirector
- Harvey Jimmiedirector
- Lorenz Kevindirector
- Hoenlein Malcolmdirector
- Checkpoint Therapeutics, Inc.10% owner
- ROSENWALD LINDSAY A MD10% owner
- JIN DAVIDofficer
- Lorenz Kevindirector
- ROSENWALD LINDSAY A MDdirector
- Hoenlein Malcolmdirector
- Klein Dovdirector
- ROSENWALD LINDSAY A MDtenpercentowner
- ROSENWALD LINDSAY A MDofficer
- LOBELL J JAYdirector
- AVENUE THERAPEUTICS, INC.tenpercentowner
- Harvey Jimmiedirector
- MUSTANG BIO, INC.tenpercentowner
- Checkpoint Therapeutics, Inc.tenpercentowner
- Lu Lucydirector
- Journey Medical Corptenpercentowner
- ROWINSKY ERIC Kdirector
- HUNTER ROBYNofficer
- AVGERINOS GEORGEofficer
- NATIONAL HOLDINGS CORPtenpercentowner
- CB PHARMA ACQUISITION CORP.tenpercentowner
- Lu Lucyofficer
- HORGAN KEVINother
- BARRETT DAVID JONATHANdirector
- HORGAN KEVINofficer
- SANDAGE BOBBY W PHDdirector
- WEISMAN HARLAN Fofficer
- RITTER DALEofficer
- WEISMAN HARLAN Fdirector
- BEERMAN NOAH Dofficer
- SANDAGE BOBBY W PHDofficer
- ROGERS MICHAEL Wdirector
- COOPER GLEN L MDofficer
- COOPER GLEN L MDdirector
- ELLIOTT ASSOCIATES LPtenpercentowner
- HEHENBERGER KARIN M.officer
- ELLIOTT INTERNATIONAL L Ptenpercentowner
- ROWINSKY ERIC Kofficer
KERYX BIOPHAMAEUTICALS INC
- KESSEL LARRYdirector
- SPICEHANDLER JONATHANdirector
- ROSE ERIC A MDdirector
- BENTSUR RONofficer
- HENDERSON CRAIGdirector
- RENAUD RONALD C JRofficer
- HENDERSON CRAIGofficer
- NEYLAN JOHN F.officer
- REGAN DANIEL PAULdirector
- CARBERRY CHRISTINE A.officer
- Heffernan Michael Thomasdirector
- BAUPOST GROUP LLC/MAtenpercentowner
- BAUPOST GROUP GP, L.L.C.tenpercentowner
- GILMAN STEVEN Cdirector
- Morrison Jodie Popedirector
- ENYEDY MARK Jdirector
- HOLMES SCOTT Aofficer
- Morrison Jodie Popeofficer
- KLARMAN SETH Atenpercentowner
- BAUPOST GROUP LLC/MAdirector
- ROGERS MICHAEL Wdirector
- CAMERON KEVIN Jdirector
- MADISON GREGofficer
- Adams Brianofficer
- MADISON GREGdirector
- Butler John P.director
- SAK CORPtenpercentowner
- Oliviero James F IIIofficer
- Tarnok Michael P.director
- BENTSUR RONdirector
- FECZKO JOSEPH Mdirector
- Kaye Jackdirector
- FOWLER WYCHE JRdirector
- Tarnok Michael P.officer
- Hoenlein Malcolmdirector
- LEVINE BETH Fofficer
- STIER MARKofficer
- ROSENWALD LINDSAY A MDtenpercentowner
- ROSENWALD LINDSAY A MDdirector
Checkpoint Therapeutics, Inc.
- Fortress Biotech, Inc.10% owner
- Oliviero James F IIIofficer
- GRAY WILLIAM GARRETTofficer
- GRAY WILLIAM GARRETTofficer
- Oliviero James F IIIofficer
- Fortress Biotech, Inc.10% owner
- AMIT SHARMAdirector
- ROSENWALD LINDSAY A MDdirector
- SALZMAN BARRY Mdirector
- Oliviero James F IIIdirector
- HERSKOWITZ NEILdirector
- Oliviero James F IIIofficer
- Fortress Biotech, Inc.tenpercentowner
- GRAY WILLIAM GARRETTofficer
- BECHON CHRISTIANdirector
- BOILEN SCOTTdirector
- HORIN DAVID Jofficer
MUSTANG BIO, INC.
- Fortress Biotech, Inc.10% owner
- LITCHMAN MANUEL MDdirector
- LITCHMAN MANUEL MDofficer
- Fortress Biotech, Inc.tenpercentowner
- CHILL ADAM J.director
- HERSKOWITZ NEILdirector
- JIN DAVIDdirector
- MURPHY JAMES Bofficer
- CARNEY PETERofficer
- ROSENWALD LINDSAY A MDdirector
- ZELEFSKY MICHAEL Jdirector
- LURIER ELIOT Mofficer
- ACHENBACH BRIANofficer
- HORIN DAVID Jofficer
AVENUE THERAPEUTICS, INC.
- Fortress Biotech, Inc.10% owner
- Fortress Biotech, Inc.tenpercentowner
- HERSKOWITZ NEILdirector
- KRANZLER JAY Ddirector
- Oltmans Curtis Galedirector
- MACLEAN ALEXANDRAofficer
- MACLEAN ALEXANDRAdirector
- Charles Faith L.director
- ROSENWALD LINDSAY A MDdirector
- JIN DAVIDofficer
- DAVIDOW ROBERT Ltenpercentowner
- INVAGEN PHARMACEUTICALS, INC.tenpercentowner
- Vazzano Joseph Walterofficer
- Lu Lucyofficer
- Lu Lucydirector
- INGRAM ELIZABETH GARRETTdirector
- MOORE THOMAS GREGORYdirector
- SAXENA NISHANTdirector
- GOGTAY JAIDEEP ASHOKdirector
- PALEY JEFFREYdirector
- REINES SCOTTofficer
- SAMAD AKHTARdirector
NATIONAL HOLDINGS CORP
- ONE CLARK LLCtenpercentowner
- ROSAN ROBERT Jdirector
- MCCOY DAVIDofficer
- FRIEDMAN BRIANofficer
- SCGP LLCtenpercentowner
- ROSENBERG GARY Adirector
- GOLDWASSER MARKofficer
- GOLDWASSER MARKtenpercentowner
- GELLER MARSHALL Sdirector
- GOLDWASSER MARKdirector
- GALLOWAY BRUCEtenpercentowner
- SNYDER MARYANNE Ktenpercentowner
- KURLAN NORMAN Jdirector
- GELLER MARSHALL Stenpercentowner
- GUSTAFSON KAREN JOtenpercentowner
- ST CLOUD CAPITAL PARTNERS LPtenpercentowner
- KUSNICK GREGORY Ptenpercentowner
- LOWNEY GREGORY Ctenpercentowner
- ST CLOUD CAPITAL LLCtenpercentowner
- SINGER MICHAEL EVANdirector
- GARY JEFFdirector
- MULLEN MICHAEL Aofficer
- CREAGH BARBARAdirector
- HUME DANIELdirector
- FAGENSON ROBERT Bdirector
- MULLEN MICHAEL Adirector
- Worman Glenn C.officer
- DESENA JOHN C.officer
- ASHER DANIELtenpercentowner
- MICHAS ATHANASSIOSdirector
- HERSKOWITZ NEILdirector
- NHC HOLDINGS, LLCtenpercentowner
- SALIG ELIdirector
- B. Riley Financial, Inc.tenpercentowner
- WASSERMAN FREDERICK GERALDdirector
- ABBE RICHARDdirector
- OPUS POINT PARTNERS, LLCtenpercentowner
- FAGENSON ROBERT Bofficer
- CIOCIA JAMESdirector
- Silverman Joshuadirector
- POWERS FREDERIC B IIIdirector
- LEVIN ALAN Bofficer
- ROSENWALD LINDSAY A MDtenpercentowner
- PLIMPTON FRANKdirector
- FBIO ACQUISITION, INC.tenpercentowner
- OPUS POINT HEALTHCARE (INNOVATIONS) FUND LTD.tenpercentowner
- Fortress Biotech, Inc.tenpercentowner
- RILEY BRYANT Rother
- BRC PARTNERS OPPORTUNITY FUND, LPother
- B. Riley Financial, Inc.other
- B. RILEY CAPITAL MANAGEMENT, LLCother
- B. RILEY & CO., INC.other
- Klein Mark Dother
- B. RILEY & CO., LLC 401(K) PROFIT SHARING PLANother
- ROBERT ANTIN CHILDREN IRREVOCABLE TRUST DTD 1/1/01other
- KLEIN MARKdirector
- KLEIN MARKofficer
- FAGENSON ROBERT Btenpercentowner
- KLEIN MARKtenpercentowner
- RICH JONATHAN Cofficer
- SOKOLOW LEONARD Jdirector
- RILEY BRYANT Rdirector
- RILEY BRYANT Rtenpercentowner
- LAUTZ ROBERT W JRdirector
- COR EQUITY INCOME FUND LPtenpercentowner
- Sugarman Steventenpercentowner
- LAUTZ ROBERT W JRtenpercentowner
- COR CAPITAL LLCtenpercentowner
- COR SECURITIES HOLDINGS INC.tenpercentowner
- EISEN HARVEY Ptenpercentowner
- EISEN HARVEY Pdirector
- EISEN HARVEY Pofficer
- BEDFORD OAK ADVISORS LLCtenpercentowner
- SOKOLOW LEONARD Jofficer
- LINDEN ASSET MANAGEMENT, INC.tenpercentowner
- DEWEY CHRISTOPHERofficer
- SOKOLOW LEONARD Jtenpercentowner
- DEWEY CHRISTOPHERdirector
- COVIELLO PAULdirector
- BEDFORD OAK CAPITAL LPtenpercentowner
- ORTEGA JORGE Adirector
- MODICA CHARLES Rdirector
- ROTH MARK DAVIDofficer
- DELLACAMERA CAPITAL MANAGEMENT, LLCtenpercentowner
- GALLOWAY CAPITAL MANAGEMENT, LLCother
- STRATEGIC TURNAROUND EQUITY PARTNERS LP CAYMANother
- Herman Gary Lother
- DASKAL ROBERT Hofficer
- TRIAGE PARTNERS LLCtenpercentowner
CB PHARMA ACQUISITION CORP.
- Polar Asset Management Partners Inc.tenpercentowner
- ROSENWALD LINDSAY A MDtenpercentowner
- PUDLES STEPHENdirector
- GUTOVICH JEFFREYdirector
- FRED EDWARD Jdirector
- CHILL ADAM J.director
- FRED EDWARD Jtenpercentowner
- HERSKOWITZ NEILdirector
- ALDEANUEVA JOSEofficer
- RODGERS BARRYdirector
- Fortress Biotech, Inc.tenpercentowner
- ALDEANUEVA JOSEdirector
- FRED EDWARD Jofficer
- ROSENWALD LINDSAY A MDofficer
- KORNBLUTH ARTHUR ASHERdirector
- ROSENWALD LINDSAY A MDdirector
- AVGERINOS GEORGEofficer
- NORTH POLE CAPITAL MASTER FUNDtenpercentowner
ARDEN SAGE TRITON FUND LLC
- BIANCO MATTHEWother
- BOSTON PARTNERSother
- KRAWIEC CRAIGofficer
- ARDEN ASSET MANAGEMENT LLCother
- KENNEDY THOMASofficer
- ABBOTT MICHAELother
- STEWART TIMOTHY Jdirector
- SAFANOV LIANAofficer
- WOLF DARRENother
- DAVIS MATTHEW J.officer
- MORTIMER AVERELL Hother
- DAVIS HENRY P.other
- KATZ ANDREWofficer
- MCDONALD IAN P.other
- NOONE JAMESofficer
- POLLACK RICHARDdirector
- TOPPEN ROLANDofficer
- MEVS CHRISTINEofficer
- MURPHY MICHAELother
- TAUBER RONALD Sofficer
- FRIEDMAN ROBERT Aofficer
- FARRELL ANNE BROWNofficer
- LEVY PETER Aofficer
XTL BIOPHARMACEUTICALS LTD
- HILLEL FAIN OSNATdirector
- SEGAL NIVother
- GOOD JENNIFER Ldirector
- KENNEDY WILLIAM JAMESdirector
- PERCEPTIVE LIFE SCIENCES MASTER FUND LTDtenpercentowner
- ZUERBLIS KENNETH Jdirector
- WEINER BEN-ZIONdirector
- EDELMAN JOSEPHtenpercentowner
- PERCEPTIVE ADVISORS LLCtenpercentowner
- RUDMAN SAMUELdirector
- BRADLEY SCOTTtenpercentowner
- CHO MICHAELtenpercentowner
- KESSLER WILLIAMofficer
- BENTSUR RONofficer