X0708 D/A LIVE 0001056352 DOUBLE BLACK DIAMOND, L.P. 100 McKinney Avenue, Suite 1800 Dallas TX TEXAS 75201 214-932-9600 DELAWARE DOUBLE BLACK DIAMOND L P Limited Partnership true n/a Carlson Capital GP, L.P. 2100 McKinney Avenue, Suite 1800 Dallas TX TEXAS 75201 Executive Officer General Partner of Issuer (the "General Partner") n/a Carlson Capital, L.P. 2100 McKinney Avenue, Suite 1800 Dallas TX TEXAS 75201 Executive Officer Investment Adviser Clint D. Carlson c/o Carlson Capital GP, L.P. 2100 McKinney Avenue, Suite 1800 Dallas TX TEXAS 75201 Executive Officer Principal of the General Partner Nancy P. Carlson c/o Carlson Capital GP, L.P. 2100 McKinney Avenue, Suite 1800 Dallas TX TEXAS 75201 Executive Officer Principal of the General Partner Lynne Alpar c/o Carlson Capital GP, L.P. 2100 McKinney Avenue, Suite 1800 Dallas TX TEXAS 75201 Executive Officer Principal of the General Partner Pooled Investment Fund Hedge Fund false Decline to Disclose 06b 3C 3C.7 true 0001826400-20-000005 1997-12-01 true true true false 50000 UBS Financial Services Inc 8174 None None 1200 Harbor Boulevard Weehawken NJ NEW JERSEY 07086 All States false Sendero Securities, LLC 146227 None None 250 W. Nottingham, Suite 300 San Antonio TX TEXAS 78209 TX TEXAS false CAIS Capital LLC 154512 None None 527 Madison Avenue 2nd Floor New York NY NEW YORK 10022 All States false Indefinite 4383164060 Indefinite false 1078 20722691 0 0 The Investment Manager and General Partner receive fees and other compensation calculated as a percentage of net assets and annual net profits. false DOUBLE BLACK DIAMOND, L.P. Clint D. Carlson Clint D. Carlson Principal of the General Partner 2021-09-29