SEC 13F Intelligence

Southport Management, L.L.C. / BL

Southport Management, L.L.C.’s Blackline Inc Position

Does Southport Management, L.L.C. own Blackline Inc (BL)? Not currently — the last reported position was 5.0K shares worth $232M in Q1 2019; the fund’s latest 13F (Q4 2025) no longer reports it.

Position Value
$232M
Q1 2019
Shares
5.0K
% of Portfolio
+1.08%
Quarters Held
1
position exited

Position History BL

Reported value by quarter
Q1 ’19: $232MQ1 ’19filingsflow.com
QuarterSharesValue% of Portfolio
Q1 20195.0K$232M+1.08%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Southport Management, L.L.C.’s full portfolio or all institutional holders of BL.