Data as of Q4 2025 (Dec 31, 2025)

Rhenman & Partners Asset Management AB

โ€ขCIK: 1599882โ€ขFiling: Q4 2025

**Rhenman & Partners Asset Management AB** manages $1.1B across a portfolio of 94 positions, exhibiting a concentrated, large-cap focus. The firm's top holdings are heavily weighted toward the healthcare and biotechnology sectors, notably featuring REGN ($47.4M) and LLY ($45.4M). Significant allocations are also maintained in BSX ($41.1M), MDT ($28.4M), and ISRG ($27.2M). This structure indicates a deep conviction in established, sector-leading pharmaceutical and medical technology names.

Total AUM
$1.1B
QoQ Performance
+18.4%
Positions
94
Top 10 Concentration
29.4%
Latest Filing
Q4 2025

Top Holdings Allocation

REGN4.4%
LLY4.2%
BSX3.8%
MDT2.7%
ISRG2.5%
COO2.5%
CVS2.5%
ABBV2.4%

๐Ÿ“ˆ Biggest Buys

REGN
REGENERON PHARMACEUTICALS
+70.1%
4.4% of portfolio
VERA
VERA THERAPEUTICS INC
+223.1%
2.0% of portfolio
AMGN
AMGEN INC
NEW
1.1% of portfolio
NUVL
NUVALENT INC
+211.1%
1.5% of portfolio
DOCS
DOXIMITY INC
+174.1%
1.5% of portfolio

๐Ÿ“‰ Biggest Sells

CYTK
CYTOKINETICS INC
-82.6%
0.3% of portfolio
LLY
LILLY ELI & CO
-21.0%
4.2% of portfolio
ISI
IONIS PHARMACEUTICALS INC
-48.9%
1.2% of portfolio
AXSM
AXSOME THERAPEUTICS INC
-33.6%
2.0% of portfolio
ALHC
ALIGNMENT HEALTHCARE INC
-31.8%
1.9% of portfolio

Sector Breakdown

Other79.1%
Healthcare20.9%

๐Ÿšช Exited Positionssold since Q3 2025

EXK
EXACT SCIENCES CORP
SOLD
$19.0M
CAH
CARDINAL HEALTH INC
SOLD
$14.8M
ABT
ABBOTT LABS
SOLD
$13.2M
AKRO
AKERO THERAPEUTICS INC
SOLD
$10.9M
DVAX
DYNAVAX TECHNOLOGIES CORP
SOLD
$7.7M
+6 more exited positions

Changes from Q3 2025

NEW13 new positions
โ†‘43 increased
โ†“32 decreased

Historical Filings

Q4 2025Q3 2025Q2 2025Q1 2025Q4 2024Q3 2024Q2 2024Q1 2024Q4 2023