Ledger.
Investor · Stockholm, V7

Sebastian Siemiatkowski

Open Sebastian in the network graph →
Filings
11
SEC Form D
Connections
41
co-filers
Capital
—
across filings
Active
Jun 2022
to May 2024

Most-connected co-filers (41)

Omid Kordestani · Stockholm, V78 sharedRoger Ferguson Jr · Stockholm, V78 sharedMichael Moritz · Stockholm, V78 sharedLise Kaae · Stockholm, V76 sharedSarah G. Smith · Stockholm, V76 sharedMikael G. Walther · Stockholm, V75 sharedLori L. Kunkel · South San Francisco, CA3 sharedJoseph Ransdell · Chicago, IL3 sharedPratik M. Multani · South San Francisco, CA3 sharedDominic M. Piscitelli · South San Francisco, CA3 sharedAngie L. You · South San Francisco, CA3 sharedRichard M. Heyman · South San Francisco, CA3 sharedSteve L. Hoerter · South San Francisco, CA3 sharedJacob M. Chacko · South San Francisco, CA3 sharedMardi M. Dier · South San Francisco, CA3 sharedMark Deem · Redwood City, CA2 sharedCamilla L. Giesecke · STOCKHOLM, V72 sharedDavid P. Fock · STOCKHOLM, V72 sharedAndrew P. Reed · London, United Kingdom2 sharedDouglas B. Shea · Bowling Green, KY2 sharedNicole K. Vitullo · PRINCETON, NJ2 sharedBarry G. Dyer · Plano, TX2 sharedLewis D. Merritt · Plano, TX2 sharedStacey Tiveron Schlaich · Largo, FL2 shared

Recent filings (11)

Oric Pharmaceuticals, Inc.Jun 2025 · 23 co-filers$125.0MKlarna Holding ABDec 2024 · 3 co-filers$4.3MKlarna Group plcDec 2024 · 13 co-filers$4.3MKlarna Group plcMay 2024 · 22 co-filersKlarna Group plcMay 2024 · 22 co-filersOric Pharmaceuticals, Inc.Jan 2024 · 23 co-filers$125.0MKlarna Group plcDec 2023 · 20 co-filersKlarna Group plcDec 2023 · 20 co-filersOric Pharmaceuticals, Inc.Jul 2023 · 23 co-filers$85.0MSandstone Cleburne 102 Partners LtdMay 2023 · 5 co-filers$3.5MRonati, Inc.Jun 2022 · 8 co-filers$5.5MRonati, Inc.Jun 2022 · 8 co-filers$10.7MSandstone Outer Loop Partners LtdJun 2022 · 5 co-filers$4.8M

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