Investor · Boston, MA
Rob Hopfner
Open Rob in the network graph →Filings
49
SEC Form D
Connections
297
co-filers
Capital
$126.9M
across filings
Active
Aug 2017
to Mar 2020
Most-connected co-filers (297)
Axel Bolte · Boston, MA9 sharedKyle Carver · Palo Alto, CA8 sharedReinaldo Diaz · Boston, MA7 sharedEdward Mathers · Cambridge, MA7 sharedJeff M. Weinrich · Fairway, KS6 sharedKetan W. Patel · New Haven, CT6 sharedFrank E. Garcia · San Francisco, CA5 sharedMartin Edwards · Philadelphia, PA5 sharedJoanna E. Mulford · MADISON, NJ5 sharedJames E. Glen · MADISON, NJ5 sharedNathan Crisenberry · Lone Tree, CO5 sharedMatthew Goebel · Chicago, IL4 sharedWilliam Bennett · Chicago, IL4 sharedRobert Saunders · Chicago, IL4 sharedAndrew Denardo · Red Bank, NJ4 sharedDaniel J. Hopkins · Evanston, IL4 sharedGGV Discovery II L.L.C · Menlo Park, CA4 sharedWende M. Hutton · Menlo Park, CA4 sharedJonathan L. Herlocker · Seattle, WA4 sharedEric Huebner · Carmel, IN4 sharedJoseph Schlessinger · Boston, MA4 sharedSean Mullins · Indianapolis, IN4 sharedRonald M. Hunt · Dublin, Ireland4 sharedWilliam A. Marr · Hendersonville, TN4 shared
Recent filings (49)
ISI Holdco, LLCSep 2025 · 17 co-filers$150KPlexium, Inc.Aug 2025 · 17 co-filers$60.1MPlexium, Inc.Aug 2025 · 17 co-filers$60.1MVTX Holdings, LLCFeb 2025 · 10 co-filers$554KEvommune, Inc.Jan 2025 · 38 co-filers$57.5MEvommune, Inc.Jan 2025 · 38 co-filers$115.5MEvommune, Inc.Jan 2025 · 38 co-filers$84.4MEvommune, Inc.Jan 2025 · 38 co-filers$84.4MEvommune, Inc.Jan 2025 · 38 co-filers$115.5MEvommune, Inc.Jan 2025 · 38 co-filers$57.5MEvommune, Inc.Jan 2025 · 38 co-filers$12.5MEvommune, Inc.Jan 2025 · 38 co-filers$12.5MLand Medicine Inc.Jan 2025 · 11 co-filers$88.3MLand Medicine Inc.Jan 2025 · 11 co-filers$88.3MRallybio CorpApr 2024 · 23 co-filers$6.6MRallybio CorpApr 2024 · 23 co-filers$6.6MVESO VENTURES LLC - SX I SPV LLCJul 2023 · 8 co-filers$2.2MVESO VENTURES LLC - SX I SPV LLCFeb 2023 · 8 co-filers$1.0MAurelius Capital International II, Ltd.Feb 2023 · 10 co-filersAurelius Capital International, Ltd.Feb 2023 · 10 co-filersPRISA PF LPJul 2022 · 10 co-filersPRISA LPMar 2022 · 10 co-filersPRISA LPFeb 2021 · 10 co-filersInozyme Pharma, Inc.Jun 2020 · 15 co-filers$67.4MInozyme Pharma, Inc.Jun 2020 · 15 co-filers$67.4M
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Rob in the interactive graph →