Investor · SIOUX FALLS, SD

John Berdahl

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Filings

19

SEC Form D

Connections

86

co-filers

Capital

$4.5M

across filings

Active

Apr 2012

to Mar 2018

Most-connected co-filers (86)

Mark Baum · Pleasanton, CA6 shared Richard A. Lindstrom · SIOUX FALLS, SD6 shared Matt Larson · Newport Beach, CA6 shared William J. Burke · New York, NY4 shared Gregory Madison · San Diego, CA4 shared Larry Dillaha · Brentwood, TN4 shared Tyler A. Stowater · SIOUX FALLS, SD4 shared Jeffry Weinhuff · Copley, OH4 shared Andrew Boll · San Diego, CA4 shared AQR Capital Management, LLC · Greenwich, CT4 shared U. Peter C. Gummeson · NEW YORK, NY3 shared J. A. Corley · SIOUX FALLS, SD3 shared Thomas R. Holt · Spartanburg, SC3 shared Matt E. Hershenson · Palo Alto, CA3 shared Steve Waters · Austin, TX3 shared Mark L. Gleiberman · San Diego, CA3 shared Sid Luckenbach · San Francisco, CA3 shared Richard C. Wyman · Dallas, TX3 shared Marc B. Wolpow · Boston, MA3 shared Todd Johnson · London, United Kingdom3 shared Steven R. Gullans, Ph.D · Newton, MA3 shared Geoffrey S. Rehnert · Boston, MA2 shared Carlie C. Mclamb, Jr · Dunn, NC2 shared Mayank Singh · NEW YORK, NY2 shared

Recent filings (19)

Balance Ophthalmics, Inc.Oct 2024 · 6 co-filers$3.7M Balance Ophthalmics, Inc.Aug 2023 · 9 co-filers$3.0M Balance Ophthalmics, Inc.Aug 2023 · 9 co-filers$3.0M Equinox Ophthalmic, Inc.Sep 2019 · 12 co-filers$22.0M Equinox Ophthalmic, Inc.Sep 2019 · 12 co-filers$22.0M Equinox Ophthalmic, Inc.Aug 2019 · 12 co-filers$22.0M Equinox Ophthalmic, Inc.Aug 2019 · 12 co-filers$22.0M Melt Pharmaceuticals, Inc.Apr 2019 · 14 co-filers$25.8M Melt Pharmaceuticals, Inc.Feb 2019 · 14 co-filers$25.8M ProSmart Enterprises Inc.May 2018 · 16 co-filers$199K Equinox Ophthalmic, Inc.Mar 2018 · 14 co-filers$14.0M Equinox, Inc.Dec 2017 · 14 co-filers$5.5M Greenbriar Equity Fund IV-A, L.P.Oct 2017 · 14 co-filers$1.0B Greenbriar Equity Fund IV, L.P.Oct 2017 · 14 co-filers$1.0B ProSmart Enterprises Inc.Oct 2017 · 16 co-filers$162K QGAC, Inc.Aug 2016 · 16 co-filers$500K Equinox, LLCMay 2016 · 8 co-filers$2.4M Equinox, LLCApr 2015 · 6 co-filers$400K QGAC, Inc.Jan 2015 · 16 co-filers$2.4M ROIM Acquisition CorpJul 2014 · 9 co-filers$10.8M ROIM Acquisition CorpJul 2014 · 9 co-filers$5.2M QGAC, Inc.Apr 2012 · 8 co-filers$1.6M

Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See John in the interactive graph →