X0708 D/A LIVE 0001660699 BCK Capital Onshore Fund LP BCK CAPITAL MANAGEMENT LP 1010 WASHINGTON BOULEVARD STAMFORD CT CONNECTICUT 06901 917-703-5214 DELAWARE None None Limited Partnership true -- BCK Capital Management LP 1010 Washington Boulevard Stamford CT CONNECTICUT 06901 Executive Officer Investment Manager -- BCK Capital GP LLC 1010 Washington Boulevard Stamford CT CONNECTICUT 06901 Executive Officer General Partner Pooled Investment Fund Hedge Fund false Decline to Disclose 06b 3C 3C.7 true 0000919574-25-006369 2015-12-01 true true true false 0 Supervision Brokerage LLC 000300528 Christopher David Rae 004431180 641 LEXINGTON AVENUE FL 17 NEW YORK NY NEW YORK 10022 AL ALABAMA CA CALIFORNIA CO COLORADO CT CONNECTICUT DE DELAWARE FL FLORIDA GA GEORGIA HI HAWAII IL ILLINOIS IA IOWA KY KENTUCKY ME MAINE MA MASSACHUSETTS MI MICHIGAN MN MINNESOTA MO MISSOURI NV NEVADA NH NEW HAMPSHIRE NJ NEW JERSEY NY NEW YORK NC NORTH CAROLINA OH OHIO OK OKLAHOMA PA PENNSYLVANIA RI RHODE ISLAND SC SOUTH CAROLINA TN TENNESSEE TX TEXAS UT UTAH VA VIRGINIA WA WASHINGTON WI WISCONSIN false Lynx Capital, LLC 000137178 Christopher David Rae 004431180 55 Parson Brown CT. Moraga CA CALIFORNIA 94556 CA CALIFORNIA NY NEW YORK OH OHIO false Indefinite 57845135 Indefinite false 16 0 true 0 true The recipient listed in Item 12 is paid an amount equal to a percentage of the gross revenue received by the General Partner (or its affiliate) attributable to certain assets under management. 0 true The Investment Manager receives customary management fees. false BCK Capital Onshore Fund LP /s/ Wayne Yu Wayne Yu Managing Member of the General Partner 2026-10-30