Investor · Burlington, MA
Michael D. Sigman
Open Michael in the network graph →Filings
31
SEC Form D
Connections
88
co-filers
Capital
$8.7M
across filings
Active
Oct 2020
to Jul 2023
Most-connected co-filers (88)
Michael J. Petit · Burlington, MA26 sharedArnold Glazier · Newton, MA25 sharedGregg Goldstein · Newton, MA25 sharedKim Percy · New York, NY17 sharedChristopher Collins · San Francisco, CA17 sharedCourtney J. Jensen · Minnetonka, MN17 sharedCharles J. Howe · Minnetonka, MN17 sharedStephen G. Mccarthy · HAMILTON, NJ17 sharedDaniel Shteyn · Cote St-Luc, Quebec, Canada17 sharedCraig J. Gavin Jr · VIENNA, VA17 sharedSafaa J. Hassan · Minnetonka, MN17 sharedEric Sheinkop · CHICAGO, IL17 sharedCraig J. Rice · Minnetonka, MN17 sharedPaul J. Moe · Minnetonka, MN17 sharedJim Gibbs · Braddock, PA17 sharedRoger J. Dumas · Minnetonka, MN14 sharedAntonio Brito · Sao Paulo, Guernsey14 sharedJeffrey A. Glazier · Burlington, MA11 sharedChristopher Lawler · San Francisco, CA3 sharedJeffrey A. Teplitzky · Woodbridge, CT3 sharedJohn A. Mitchell · Weddington, NC3 sharedJeff J. Rubingh · Minnetonka, MN3 sharedJames J. Kattan · Grand Cayman, Cayman Islands3 sharedMichael O'Leary · Uniondale, NY3 shared
Recent filings (31)
General Oncology, Inc.Jul 2024 · 14 co-filers$11.3MGeneral Oncology, Inc.Jul 2024 · 14 co-filers$11.3MTompkins Robotics, Inc.Dec 2023 · 14 co-filers$7.5MGeneral Oncology, Inc.Dec 2023 · 14 co-filers$7.5MGeneral Oncology, Inc.Dec 2023 · 14 co-filers$7.5MTompkins Robotics, Inc.Dec 2023 · 14 co-filers$7.5MMIIR AUDIO TECHNOLOGIES, INC.Jul 2023 · 14 co-filers$400KGGTR LLCMay 2023 · 4 co-filers$800KMIIR AUDIO TECHNOLOGIES, INC.Mar 2023 · 14 co-filers$600KMIIR AUDIO TECHNOLOGIES, INC.Jan 2023 · 14 co-filers$250KGeneral Oncology, Inc.Dec 2022 · 14 co-filers$7.5MGeneral Oncology, Inc.Nov 2022 · 14 co-filers$3.8MNew Resource Solutions, LLCAug 2022 · 9 co-filers$550KMIIR AUDIO TECHNOLOGIES, INC.Jul 2022 · 17 co-filers$775KGGTR LLCJun 2022 · 4 co-filers$500KCodefied Inc.Jun 2022 · 34 co-filers$65.0MMIIR AUDIO TECHNOLOGIES, INC.May 2022 · 17 co-filers$300KCodefied Inc.May 2022 · 32 co-filers$3KMIIR AUDIO TECHNOLOGIES, INC.Apr 2022 · 17 co-filers$175KMIIR AUDIO TECHNOLOGIES, INC.Mar 2022 · 17 co-filers$735KMIIR AUDIO TECHNOLOGIES, INC.Feb 2022 · 17 co-filers$600KMIIR AUDIO TECHNOLOGIES, INC.Dec 2021 · 17 co-filers$345KGeneral Oncology, Inc.Nov 2021 · 14 co-filers$3.8MMIIR AUDIO TECHNOLOGIES, INC.Oct 2021 · 17 co-filers$300KMIIR AUDIO TECHNOLOGIES, INC.Sep 2021 · 17 co-filers$352K
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Michael in the interactive graph →