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MARSHALL WACE, LLP

Position in SLS — SELLAS Life Sciences Group, Inc.

CIK 1318757 LONDON, X0

Position in SLS

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$8,617,194
+$3,562,876 QoQ
Shares Held
2,037,162
+52.0% QoQ
Ownership
1.01%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2021
7 quarters on record
Voting authority Sole 0% Shared 100% None 0%

Common Shares in SLS Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

MARSHALL WACE, LLP holds $3,055,517,440 across 267 Biotechnology names.

# Ticker Company Shares Value (USD) Open

All Filings in SLS

Export CSV
7 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $8,617,194 2,037,162
2025-12-31 $5,054,318 1,340,668
2025-09-30 $3,796,377 2,357,999
2025-06-30 $5,946,920 2,715,489
2025-03-31 $12,400 11,482
2021-06-30 $938,438 84,544
2021-03-31 $442,892 51,861