Investor · Rockville, MD

James L. Leder

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Filings

57

SEC Form D

Connections

53

co-filers

Capital

$25.5M

across filings

Active

Feb 2015

to Sep 2025

Most-connected co-filers (53)

Ernest A. Del · Rockville, MD57 shared Robert J. Meschi · George Town, Cayman Islands51 shared Clint D. Carlson · Dallas, TX50 shared Jane P. Buchan · Dallas, TX50 shared J. G. Lesher · Rockville, MD45 shared Calvin E. Ripken, Jr · Marriottsville, MD45 shared Leslie E. Moonves · Studio City, CA44 shared Michael Roth · Fort Collins, CO39 shared Bart N. Cocales · Seattle, WA39 shared Aalvin M. Kern · St. Cloud, MN39 shared Harlan P. Korenvaes · Dallas, TX38 shared Nancy P. Carlson · Dallas, TX38 shared Richard P. Douglas · Dallas, TX38 shared Keith P. Anderson · Dallas, TX37 shared Daniel G. Coborn · St Cloud, MN33 shared Louis-Frederic P. De Pfyffer · Dallas, TX32 shared Carlson Capital, L.P · Dallas, TX21 shared Carlson Capital, L.P · Dallas, TX20 shared Leanne D. Golding · Dallas, TX16 shared Joseph C. Hyde · Chicago, IL16 shared George B. Bashforth · Camana Bay, Grand Cayman, Cayman Islands16 shared Jerome G. Bruckheimer · Santa Monica, CA6 shared Stephen Knapke · Gahanna, OH6 shared Cindy L. Tallent · Rockville, MD6 shared

Recent filings (57)

DOUBLE BLACK DIAMOND LTD.Sep 2025 · 9 co-filers BLACK DIAMOND ARBITRAGE LTD.Sep 2025 · 9 co-filers BLACK DIAMOND ARBITRAGE LTD.Sep 2024 · 12 co-filers DOUBLE BLACK DIAMOND LTD.Sep 2024 · 12 co-filers DOUBLE BLACK DIAMOND LTD.Sep 2023 · 12 co-filers BLACK DIAMOND ARBITRAGE LTD.Sep 2023 · 12 co-filers Black Diamond Ltd.Sep 2022 · 9 co-filers DOUBLE BLACK DIAMOND LTD.Sep 2022 · 9 co-filers BLACK DIAMOND ARBITRAGE LTD.Sep 2022 · 9 co-filers DOUBLE BLACK DIAMOND LTD.Sep 2021 · 9 co-filers BLACK DIAMOND ARBITRAGE LTD.Sep 2021 · 9 co-filers Black Diamond Ltd.Sep 2021 · 9 co-filers BLACK DIAMOND ARBITRAGE LTD.Sep 2020 · 21 co-filers Black Diamond Ltd.Sep 2020 · 21 co-filers BLACK DIAMOND RELATIVE VALUE LTD.Sep 2020 · 21 co-filers DOUBLE BLACK DIAMOND LTD.Sep 2020 · 21 co-filers Black Diamond Thematic Ltd.Oct 2019 · 19 co-filers Black Diamond Ltd.Oct 2019 · 18 co-filers DOUBLE BLACK DIAMOND LTD.Oct 2019 · 18 co-filers BLACK DIAMOND RELATIVE VALUE LTD.Oct 2019 · 18 co-filers BLACK DIAMOND ARBITRAGE LTD.Sep 2019 · 10 co-filers Black Diamond Ltd.Mar 2019 · 16 co-filers DOUBLE BLACK DIAMOND LTD.Mar 2019 · 16 co-filers BLACK DIAMOND RELATIVE VALUE LTD.Mar 2019 · 16 co-filers Black Diamond Thematic Ltd.Mar 2019 · 17 co-filers

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