Three partners from Boston-based venture firm Black Coral Capital are raising up to $400 million for an inaugural fund as partners of a new firm, Spring Lane Capital, according to a filing with the SEC. Rob Day, Christian Zabbal and Nikhil Garg are listed as partners in Spring Lane Capital, according to the filing from Monday. No investors are mentioned in the filing. Black Coral, which focused on the cleantech sector, is in the process of winding down, Axios reported.FUNDRAISERS: Don't miss PartnerConnect East 2018 on March 19-21 in Boston, with more than 150 speakers, 200 LPs and 300 fund managers, bankers and lenders. CLICK FOR DETAILS!