Data as of Q4 2025 (Dec 31, 2025)

Brummer Multi-Strategy AB

โ€ขCIK: 2003159โ€ขFiling: 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%

๐Ÿ“ˆ Biggest Buys

CI
THE CIGNA GROUP
NEW
19.7% of portfolio
ARVN
ARVINAS INC
NEW
11.9% of portfolio
ABVX
ABIVAX SA
NEW
11.7% of portfolio
IQV
IQVIA HLDGS INC
NEW
11.1% of portfolio
MRVI
MARAVAI LIFESCIENCES HLDGS I
NEW
9.0% of portfolio

๐Ÿ“‰ Biggest Sells

No reductions this quarter

Sector Breakdown

Other80.3%
Healthcare19.7%

๐Ÿšช Exited Positionssold since Q3 2025

PTCT
PTC THERAPEUTICS INC
SOLD
$1.2M
CIGI
COLLIERS INTL GROUP INC
SOLD
$691.4K

Changes from Q3 2025

NEW9 new positions
โ†‘2 increased

Historical Filings

Q4 2025Q3 2025Q1 2024Q4 2023