Investor · Waltham, MA
John Costantino
Open John in the network graph →Filings
31
SEC Form D
Connections
93
co-filers
Capital
—
across filings
Active
Mar 2009
to Mar 2012
Most-connected co-filers (93)
Toshio Asano · Waltham, MA25 sharedGuggenheim Investment Management, Llc · New York, NY22 sharedGuggenheim Investment Management, Llc · New York, NY22 sharedDavid H. Hogg · York, PA22 sharedGary D. Shearman · Waltham, MA22 sharedMichael P. Damaso · NEW YORK, NY22 sharedStephen Sautel · Louisville, KY22 sharedTodd S. Boehly · Chicago, IL22 sharedAlan P. Bossin · Hamilton, Bermuda18 sharedAnthony D. Minella · New York, NY18 sharedJeff S. Abrams · Santa Monica, CA18 sharedAndrew G. Dodson · SAN FRANCISCO, CA18 sharedDonald B. Bavely · CHICAGO, IL18 sharedAdrian G. Duffy · New York, NY18 sharedZachary H. Warren · Santa Monica, CA18 sharedGuggenheim Partners, Llc · New York, NY14 sharedGuggenheim Partners, Llc · New York, NY14 sharedSal T. Lentini · NEW YORK, NY11 sharedErich E. Schram · New York, NY11 sharedThomas H. Hauser · NEW YORK, NY11 sharedKevin H. Gundersen · New York, NY11 sharedWilliam Hagner · Alexandria, VA11 sharedGavin S. O'Connor · New York, NY11 sharedWill Matthews · Calgary, Alberta, Canada11 shared
Recent filings (31)
Guggenheim High-Yield Plus Fund SPCMar 2012 · 27 co-filersNZC GUGGENHEIM FUND LLCMar 2012 · 25 co-filersNZC GUGGENHEIM FUND LTDMar 2012 · 25 co-filersGUGGENHEIM ENERGY OPPORTUNITIES FUND LPMar 2012 · 11 co-filersORPHEUS HOLDINGS LLCMar 2012 · 15 co-filersORPHEUS HOLDINGS LLCMar 2011 · 15 co-filersGUGGENHEIM ENERGY OPPORTUNITIES FUND LPMar 2011 · 15 co-filersNZC GUGGENHEIM FUND LLCMar 2011 · 27 co-filersNZC GUGGENHEIM FUND LTDMar 2011 · 27 co-filersNZC Opportunities II LLCMar 2011 · 17 co-filersARTISAN PHARMA, INC.Jul 2010 · 12 co-filersGuggenheim High-Yield Plus Fund LtdJun 2010 · 31 co-filersACT BIOTECH INCJun 2010 · 11 co-filers$4.0MACT BIOTECH INCMay 2010 · 11 co-filers$2.0MNZC GUGGENHEIM FUND LTDMar 2010 · 27 co-filersGUGGENHEIM ENERGY OPPORTUNITIES FUND LPMar 2010 · 15 co-filersNZC GUGGENHEIM FUND LLCMar 2010 · 27 co-filersNZC Opportunities II LLCMar 2010 · 17 co-filersORPHEUS HOLDINGS LLCMar 2010 · 15 co-filersARTISAN PHARMA, INC.Mar 2010 · 13 co-filers$22.2MARTISAN PHARMA, INC.Jan 2010 · 5 co-filers$17.8MACT BIOTECH INCOct 2009 · 12 co-filers$500KNiMin Energy Corp.Sep 2009 · 22 co-filers$32.4MNiMin Energy Corp.Sep 2009 · 21 co-filersGuggenheim High-Yield Plus Fund LtdJun 2009 · 39 co-filers
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See John in the interactive graph →