Atle Fund Management AB

Fundamental concentrated ★Highest signal healthcare specialist (91%) CIK 1381843
League rank
#385
in Fundamental concentrated · #960 overall
Long book
$309.7M
Q1 2026
Positions
39
Top-10 weight
45%
concentration
Last quarter
+17.3%
SPY +14.8%
Turnover
19%
of book per quarter

Strategy in plain words

auto-generated from filings

Atle Fund Management AB is a concentrated fundamental stock-picker, specialised in healthcare (91% of the long book), running a $309.7M US long book across 39 positions.

The portfolio is moderately concentrated (top 10 ≈ 45% of the book). Turnover is modest: positions are typically held for years. Current anchor positions: ELI LILLY & CO, MERCK & CO. INC., THERMO FISHER SCIENTIFIC INC, BEONE MEDICINES LTD-ADR, JOHNSON & JOHNSON.

Over the last 9 quarters its long book ran on average 1.6pp per quarter behind the S&P 500, beating the index in 3 of 9 quarters. We rate its filings highest-signal: new buys here are worth attention.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q1 2024
-1.8%
Q2 2024
+1.6%
Q3 2024
-8.4%
Q4 2024
+4.2%
Q1 2025
-3.2%
Q2 2025
+5.5%
Q3 2025
+15.3%
Q4 2025
-4.7%
Q1 2026
+17.3%

Sector allocation

Healthcare
89%
Other
6%
Consumer discretionary
4%
Financials
1%

Long book by quarter

$164.4M
Q1 2024
$164.0M
Q2 2024
$212.8M
Q3 2024
$210.8M
Q4 2024
$226.5M
Q1 2025
$233.7M
Q2 2025
$27.0M
Q3 2025
$313.4M
Q4 2025
$309.7M
Q1 2026

What does Atle Fund own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
LLY ELI LILLY & COHealthcare39.7K$26.8M8.7%+27.6%
MRK MERCK & CO. INC.Healthcare33.9K$22.9M7.4%-82.7%
TMO THERMO FISHER SCIENTIFIC INCOther23.0K$14.4M4.7%-23.2%
JNJ JOHNSON & JOHNSONHealthcare92.4K$11.9M3.9%New
BBIO BRIDGEBIO PHARMA INCHealthcare111.4K$11.9M3.8%-21.2%
VRTX VERTEX PHARMACEUTICALS INCHealthcare23.0K$11.2M3.6%Held
ABBV ABBVIE INCHealthcare108.2K$10.4M3.4%Held
SYK STRYKER CORPHealthcare26.8K$9.6M3.1%Held
ISRG INTUITIVE SURGICAL INCHealthcare70.9K$9.4M3.0%+217.4%
IONS IONIS PHARMACEUTICALS INCHealthcare27.9K$9.4M3.0%-69.8%
MIRM MIRUM PHARMACEUTICALS INCHealthcare195.8K$9.4M3.0%+118.3%
CVS CVS HEALTH CORPHealthcare23.8K$9.3M3.0%-77.7%
RVMD REVOLUTION MEDICINES INCHealthcare617.2K$9.1M2.9%+584.4%
BSX BOSTON SCIENTIFIC CORPHealthcare40.4K$8.8M2.9%-62.8%
AMGN AMGEN INCHealthcare21.9K$8.7M2.8%Held
EW EDWARDS LIFESCIENCES CORPHealthcare106.5K$8.3M2.7%New
ALKS ALKERMES PLCHealthcare242.5K$8.2M2.7%Held
INCY INCYTE CORPHealthcare50.8K$8.0M2.6%-28.3%
NBIX NEUROCRINE BIOSCIENCES INCHealthcare89.7K$7.9M2.5%-5.4%
GILD GILEAD SCIENCES INCHealthcare48.0K$7.2M2.3%-5.6%
KRYS KRYSTAL BIOTECH INCHealthcare37.6K$6.8M2.2%+11.0%
COR CENCORA INCConsumer discretionary23.5K$6.6M2.1%-1.3%
IRTC IRHYTHM HOLDINGS INCHealthcare22.3K$6.3M2.0%-40.6%
INSM INSMED INCHealthcare97.4K$6.0M1.9%+249.6%
NAMS NEWAMSTERDAM PHARMA CO NVHealthcare94.8K$5.5M1.8%-51.9%
CELC CELCUITY INCHealthcare141.3K$5.1M1.7%+237.8%
CAH CARDINAL HEALTH INCConsumer discretionary108.7K$4.8M1.5%+363.1%
IDYA IDEAYA BIOSCIENCES INCHealthcare31.1K$4.0M1.3%-68.0%
TNGX TANGO THERAPEUTICS INCHealthcare29.9K$3.6M1.2%New
SYRE SPYRE THERAPEUTICS INCHealthcare62.7K$3.5M1.1%New
IRON DISC MEDICINE INCHealthcare107.3K$3.2M1.0%+123.6%
CMPX COMPASS THERAPEUTICS INCHealthcare41.8K$3.1M1.0%-92.8%
UNH UNITEDHEALTH GROUP INCFinancials14.6K$2.8M0.9%Held
DXCM DEXCOM INCHealthcare584.3K$2.6M0.9%+1371.1%
BCAX BICARA THERAPEUTICS INCHealthcare1.2M$2.3M0.7%+950.3%
SLNOEUR SOLENO THERAPEUTICS INC90.2K$2.2M0.7%+43.8%
PYXS PYXIS ONCOLOGY INCHealthcare197.0K$1.6M0.5%-68.1%

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 11, 202639$309.7M canonicalSEC ↗
Q4 202513F-HRFeb 6, 202639$313.4M canonicalSEC ↗
Q3 202513F-HRNov 4, 202538$27.0M canonicalSEC ↗
Q2 202513F-HRJul 14, 202537$233.7M canonicalSEC ↗
Q1 202513F-HRMay 5, 202537$226.5M canonicalSEC ↗
Q4 202413F-HRFeb 4, 202536$210.8M canonicalSEC ↗
Q3 202413F-HRNov 12, 202436$212.8M canonicalSEC ↗
Q2 202413F-HRAug 14, 202438$164.0M canonicalSEC ↗
Q1 202413F-HRApr 25, 202444$164.4M canonicalSEC ↗