Brummer Multi-Strategy AB
โขCIK: 2003159โขFiling: Q4 2025
**Brummer Multi-Strategy AB** is a multi-strategy fund managing $17M across 11 distinct positions. The portfolio exhibits concentrated exposure, with top holdings including NMRK at $3.5M and CI at $3.3M, representing significant allocation weight. Further notable positions include ARVN ($2.0M) and ABVX ($1.9M), suggesting active, thematic deployment across varied market sectors. This structure indicates a tactical approach to capital deployment within a diversified mandate.
Total AUM
$16.5M
QoQ Performance
+201.4%
Positions
11
Top 10 Concentration
99.8%
Latest Filing
Q4 2025
Top Holdings Allocation
NMRK
CI
ARVN
ABVX
IQV
MRVI
BDX
ATAI
NMRK21.0%
CI19.7%
ARVN11.9%
ABVX11.7%
IQV11.1%
MRVI9.0%
BDX6.1%
ATAI5.8%
๐ Biggest Buys
๐ Biggest Sells
No reductions this quarter
Sector Breakdown
Other80.3%
Healthcare19.7%
๐ช Exited Positionssold since Q3 2025
Changes from Q3 2025
NEW9 new positions
โ2 increased
Historical Filings
Q4 2025Q3 2025Q1 2024Q4 2023