SEC 13F Intelligence

Helikon Investments Ltd / SLS

Helikon Investments Ltd’s Sellas Life Sciences Group I Position

Does Helikon Investments Ltd own Sellas Life Sciences Group I (SLS)? Yes — 15.55M shares worth $133M (+5.04% of its 13F portfolio) as of Q1 2026, up from 9.02M shares the prior filed quarter.

Position Value
$133M
Q1 2026
Shares
15.55M
% of Portfolio
+5.04%
Quarters Held
5
currently held

Position History SLS

Reported value by quarter
Q1 ’25: $3MQ1 ’25Q2 ’25: $22MQ2 ’25Q3 ’25: $43MQ3 ’25Q4 ’25: $72MQ4 ’25Q1 ’26: $133MQ1 ’26filingsflow.com
QuarterSharesValue% of Portfolio
Q1 202615.55M$133M+5.04%
Q4 20259.02M$72M+3.81%
Q3 20256.81M$43M+2.97%
Q2 20254.81M$22M+1.37%
Q1 2025868.8K$3M+0.23%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Helikon Investments Ltd’s full portfolio or all institutional holders of SLS.