Investor · BOSTON, MA
Michael A. Sperling
Open Michael in the network graph →Filings
57
SEC Form D
Connections
65
co-filers
Capital
$143.8B
across filings
Active
Jul 2017
to Mar 2025
Most-connected co-filers (65)
Jason F. Price · BOSTON, MA52 sharedLee Babiss · Cambridge, MA50 sharedFrederick A. Fogel · BOSTON, MA50 sharedPeter B. Hutt · CAMBRIDGE, MA50 sharedLynn Vojvodich · San Francisco, CA50 sharedCarl Hansen · St Helier, Channel Islands, Y950 sharedJoshua A. Greenhill · BOSTON, MA50 sharedSteven G. Mandis · Bethesda, MD50 sharedSyed Ali · San Francisco, CA50 sharedPhilip Lawson · Tiburon, CA50 sharedPeder D. Prahl · London, United Kingdom50 sharedElaine F. Mann · BOSTON, MA50 sharedAllison Armstrong · Scotts Valley, CA50 sharedSeth A. Klarman · BOSTON, MA50 sharedRobert Langer · PITTSBURGH, PA50 sharedJames F. Mooney Iii · BOSTON, MA50 sharedThomas W. Blumenthal · BOSTON, MA50 sharedGeorge A. Rizk · BOSTON, MA42 sharedGregory A. Ciongoli · BOSTON, MA42 sharedRobert Carpenter · Cambridge, MA42 sharedCarsten D. Koppen · St Helier, Y942 sharedJanwillem Naesens · San Francisco, CA36 sharedNicholas J. Azrack · BOSTON, MA36 sharedMargarita Chavez · San Francisco, CA36 shared
Recent filings (57)
BG Co-Investment 2024, L.L.C.Mar 2025 · 33 co-filers$221.7MBAUPOST LTD PARTNERSHIP 1983 A-1Mar 2025 · 33 co-filersBAUPOST LTD PARTNERSHIP 1983 B-1Mar 2025 · 33 co-filersBAUPOST LTD PARTNERSHIP 1983 C-1Mar 2025 · 33 co-filersBAUPOST VALUE PARTNERS LP 1Mar 2025 · 33 co-filersBAUPOST VALUE PARTNERS LP IIMar 2025 · 33 co-filersBAUPOST VALUE PARTNERS LP IIIMar 2025 · 33 co-filersBAUPOST VALUE PARTNERS LP IVMar 2025 · 33 co-filersBAUPOST VALUE PARTNERS LP IIIMar 2024 · 37 co-filersBAUPOST LTD PARTNERSHIP 1983 A-1Mar 2024 · 37 co-filersBAUPOST LTD PARTNERSHIP 1983 B-1Mar 2024 · 37 co-filersBAUPOST LTD PARTNERSHIP 1983 C-1Mar 2024 · 37 co-filersBAUPOST VALUE PARTNERS LP 1Mar 2024 · 37 co-filersBAUPOST VALUE PARTNERS LP IIMar 2024 · 37 co-filersBAUPOST VALUE PARTNERS LP IVMar 2024 · 37 co-filersBAUPOST VALUE PARTNERS LP IIIMar 2023 · 43 co-filersBAUPOST LTD PARTNERSHIP 1983 A-1Mar 2023 · 43 co-filersBAUPOST LTD PARTNERSHIP 1983 B-1Mar 2023 · 43 co-filersBAUPOST LTD PARTNERSHIP 1983 C-1Mar 2023 · 43 co-filersBAUPOST VALUE PARTNERS LP 1Mar 2023 · 43 co-filersBAUPOST VALUE PARTNERS LP IIMar 2023 · 43 co-filersBAUPOST VALUE PARTNERS LP IVMar 2023 · 43 co-filersBAUPOST VALUE PARTNERS LP IVFeb 2022 · 34 co-filersBAUPOST VALUE PARTNERS LP IIIFeb 2022 · 34 co-filersBAUPOST VALUE PARTNERS LP IIFeb 2022 · 34 co-filers
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Michael in the interactive graph →