Aisling Capital Management LP

Fundamental concentrated ★Highest signal healthcare specialist (100%) CIK 1766721
League rank
#740
in Fundamental concentrated · #5745 overall
Long book
$476.3M
Q1 2026
Positions
13
Top-10 weight
99%
concentration
Last quarter
+9.2%
SPY +14.8%
Turnover
14%
of book per quarter

Strategy in plain words

auto-generated from filings

Aisling Capital Management LP is a concentrated fundamental stock-picker, specialised in healthcare (100% of the long book), running a $476.3M US long book across 13 positions.

The portfolio is extremely concentrated — the top 10 positions are almost the whole book. Turnover is modest: positions are typically held for years. Current anchor positions: BRIDGEBIO PHARMA INC, SYNDAX PHARMACEUTICALS INC, MONTE ROSA THERAPEUTICS INC, BICARA THERAPEUTICS INC, BRIDGEBIO ONCOLOGY THERAPEUT.

Over the last 9 quarters its long book ran on average 6pp per quarter ahead of the S&P 500, beating the index in 5 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
-21.3%
Q2 2024
+2.7%
Q3 2024
-0.6%
Q4 2024
+13.6%
Q1 2025
+18.8%
Q2 2025
+26.0%
Q3 2025
+48.3%
Q4 2025
-2.4%
Q1 2026
+9.2%

Sector allocation

Healthcare
100%

Long book by quarter

$295.5M
Q1 2024
$231.1M
Q2 2024
$261.1M
Q3 2024
$281.8M
Q4 2024
$288.5M
Q1 2025
$359.7M
Q2 2025
$456.4M
Q3 2025
$478.9M
Q4 2025
$476.3M
Q1 2026

What does Aisling Capital own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
BBIO BRIDGEBIO PHARMA INCHealthcare5.1M$378.0M79.4%Held
SNDX SYNDAX PHARMACEUTICALS INCHealthcare1.3M$30.8M6.5%Held
GLUE MONTE ROSA THERAPEUTICS INCHealthcare1.6M$25.6M5.4%+5.7%
BCAX BICARA THERAPEUTICS INCHealthcare568.9K$11.3M2.4%Held
BBOT BRIDGEBIO ONCOLOGY THERAPEUTHealthcare1.0M$9.1M1.9%+80.3%
SRRK SCHOLAR ROCK HOLDING CORPHealthcare77.0K$3.8M0.8%Held
BMEA BIOMEA FUSION INCHealthcare2.0M$3.1M0.7%Held
EPRX EUPRAXIA PHARMACEUTICALS INCHealthcare325.0K$2.4M0.5%New
URGN UROGEN PHARMA LTDHealthcare108.0K$1.9M0.4%Held
ACRS ACLARIS THERAPEUTICS INCHealthcare434.5K$1.6M0.3%Held
MRKR MARKER THERAPEUTICS INCHealthcare325.4K$423K0.1%Held
OKUR ONKURE THERAPEUTICS INC-AHealthcare88.6K$367K0.1%Held

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 5, 202613$476.3M canonicalSEC ↗
Q4 202513F-HRFeb 10, 202613$478.9M canonicalSEC ↗
Q3 202513F-HRNov 12, 202514$456.4M canonicalSEC ↗
Q2 202513F-HRAug 13, 202513$359.7M canonicalSEC ↗
Q1 202513F-HRMay 13, 202513$288.5M canonicalSEC ↗
Q4 202413F-HRFeb 12, 202515$281.8M canonicalSEC ↗
Q3 202413F-HRNov 13, 202416$261.1M canonicalSEC ↗
Q2 202413F-HRAug 8, 202415$231.1M canonicalSEC ↗
Q1 202413F-HRMay 14, 202416$295.5M canonicalSEC ↗