Investor · SCOTTSDALE, AZ

Stephen D. Oesterle

Open Stephen in the network graph →

Filings

155

SEC Form D

Connections

606

co-filers

Capital

$9.4M

across filings

Active

Jul 2020

to Apr 2024

Most-connected co-filers (606)

Dustin Mann · Manhattan Beach, CA109 shared Eddie Lou · Chicago, IL109 shared Christopher M. Urso · Huntington, NY109 shared Dennis Mcfadden · Eden Prairie, MN109 shared Stephen P. Bick · Carlsbad, CA109 shared Benjamin Carroll · New York, NY109 shared Allison Robinson · Cincinnati, OH109 shared David Von · Mt Pleasant, SC107 shared Larry T. Blair · DALLAS, TX107 shared Robert T. Vicente · DALLAS, TX107 shared Todd L. Platt · DALLAS, TX107 shared Dev Equity Partners II, LLC · Tucson, AZ107 shared M. T. Mason · DALLAS, TX107 shared Timothy E. Kinnear · DALLAS, TX105 shared Giuseppe Incitti · Palo Alto, CA95 shared Greg E. Steinberg · Kansas City, MO95 shared Joe T. Bass · DALLAS, TX94 shared Bernard Linney · Mt. Pleasant, SC89 shared Andrew J. Turner · Swarthmore, PA89 shared Michele M. Ringnald · DALLAS, TX87 shared Marc Rubin · Reston, VA79 shared Hunter Witherington · Memphis, TN79 shared Stephen D. Parker · DALLAS, TX79 shared John R. Rustum · New York, NY57 shared

Recent filings (155)

Neela Therapeutics, Inc.Nov 2025 · 14 co-filers$13.5M Neela Therapeutics, Inc.Nov 2025 · 14 co-filers$13.5M Anuncia Medical, Inc.Nov 2025 · 8 co-filers$16.4M Alcyone Therapeutics, Inc.Jan 2025 · 20 co-filers$31.6M Alcyone Therapeutics, Inc.Jan 2025 · 20 co-filers$31.6M Anuncia Medical, Inc.Nov 2024 · 9 co-filers$13.4M Anuncia Medical, Inc.Sep 2024 · 9 co-filers$13.4M Astra Space, Inc.May 2024 · 26 co-filers$19.3M Boulder Care, Inc.May 2024 · 13 co-filers$35.0M Anuncia Medical, Inc.Apr 2024 · 22 co-filers$4.0M Astra Space, Inc.Mar 2024 · 26 co-filers$11.8M Astra Space, Inc.Jan 2024 · 26 co-filers$7.6M Astra Space, Inc.Dec 2023 · 26 co-filers$18.0M Alcyone Therapeutics, Inc.Nov 2023 · 20 co-filers$31.6M Alcyone Therapeutics, Inc.Nov 2023 · 20 co-filers$31.6M Astra Space, Inc.Nov 2023 · 26 co-filers$6.3M Anuncia Medical, Inc.Oct 2023 · 20 co-filers$3.5M Anuncia Medical, Inc.Mar 2023 · 20 co-filers$2.5M 2022 Permian Basin JV, GPFeb 2023 · 235 co-filers 2022 Permian Basin JV, GPFeb 2023 · 233 co-filers Harrison Commerce Center, Inc.Feb 2023 · 38 co-filers$125K Rochelle Railroad Park West 2, Inc.Feb 2023 · 35 co-filers$125K Rochelle Railroad Park West 1, Inc.Feb 2023 · 35 co-filers$125K Fox Valley Building 2, LLCFeb 2023 · 35 co-filers$125K USICV Mt. Limbo, Inc.Feb 2023 · 32 co-filers$125K

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