RA CAPITAL MANAGEMENT, LLC logo

RA CAPITAL MANAGEMENT, LLC Portfolio Analytics

Investment Analysis & Holdings Breakdown

Comprehensive portfolio analytics for RA CAPITAL MANAGEMENT, LLC with $8.1B in long positions as of Q3 2025, 65% allocated to Healthcare, and 64% concentrated in top 10 positions.

Portfolio Value
$8.1B
Top 10 Concentration
64%
Top Sector
Healthcare (65%)
US Exposure
93%
Market Cap Focus
Mid Cap
Countries
5

Composition Analysis

Portfolio breakdown by sector, industry, and market capitalization

Sector Allocation

Healthcare: 65.10%Healthcare
Healthcare
65.10%

Industry Breakdown

4 industries across all sectors

Biotechnology: 64.77%BiotechnologyMedical - Healthcare Information Services: 0.16%Medical - Devices: 0.16%Medical - Diagnostics & Research: 0.04%
Biotechnology
Healthcare
64.77%
Medical - Healthcare Information Services
Healthcare
0.16%
Medical - Devices
Healthcare
0.16%
Medical - Diagnostics & Research
Healthcare
0.037%

Filter by Sector

Select a sector to filter industries

Market Cap Distribution

Large Cap ($10B - $200B): 0.04%Mid Cap ($2B - $10B): 39.26%Mid Cap ($2B - $10B)Small Cap ($300M - $2B): 30.88%Small Cap ($300M - $2B)Micro Cap ($50M - $300M): 3.52%Nano Cap (< $50M): 0.32%N/A (ETF or Unknown): 25.99%N/A (ETF or Unknown)
Large Cap ($10B - $200B)
0.04%
Mid Cap ($2B - $10B)
39.26%
Small Cap ($300M - $2B)
30.88%
Micro Cap ($50M - $300M)
3.52%
Nano Cap (< $50M)
0.32%
N/A (ETF or Unknown)
25.99%

Portfolio Concentration

Top 10 Holdings %
64.43%
Top 20 Holdings %
82.94%
Top 50 Holdings %
98.78%
Top 100 Holdings %
100.0%

Geographic Exposure

Portfolio breakdown by country of incorporation

Domestic (US)
93.15%
International
6.85%
Countries
5
Largest Int'l Market
Netherlands - 3.80%
United States of America
93.15% ($7.5B)
60 holdings
Netherlands
3.80% ($305.7M)
3 holdings
Singapore
1.65% ($133.2M)
1 holdings
Ireland
1.36% ($109.8M)
1 holdings
Germany
0.03% ($2.6M)
1 holdings

Holding Behavior

Investment patterns and position management analysis

Portfolio Stability & Commitment

Avg. Top 10
14.4 quarters
Avg. Top 20
12.9 quarters
Avg. All Positions
7.7 quarters
Median Holding Period
4.5 quarters
Persistence Rate
57.58%
Persistent Holdings Weight
87.23%
Persistent Positions
38
Longest Held
Wave Life Sciences Ltd. Ordinary Shares logo
Wave Life Sciences Ltd. Ordinary SharesWVE - 39 quarters

Position Sizing & Influence

Current Quarter

Avg. New Position
0.19%
Avg. Position Weight
1.52%
Largest Position
ASND
Ascendis Pharma A/S American Depositary SharesASND - 25.39%
Largest Ownership Stake
Climb Bio, Inc. Common Stock logo
Climb Bio, Inc. Common StockCLYM - 46.37%
Avg. Ownership Stake
9.06%
Ownership Stake >5%
44
Ownership Stake >1%
53

Historical (Since Q2 2013)

Avg. New Position
2.30%
Avg. Ownership Stake
8.61%
Largest Position
Wave Life Sciences Ltd. Ordinary Shares logo
Wave Life Sciences Ltd. Ordinary SharesWVE - 62.49% (Q1 2017)
Largest Ownership Stake
Eliem Therapeutics, Inc Common Stock logo
Eliem Therapeutics, Inc Common StockELYM - 100.00% (Q2 2024)

Portfolio Turnover

Current Quarter

Turnover Ratio
4.3%
Value Traded
$342.90M
Positions Added
7
Positions Exited
11

Historical (Since Q2 2013)

Avg. Turnover Ratio
19.8%
Avg. Positions Added
9
Avg. Positions Exited
9
Highest Turnover
46.2%
Q2 2014
Lowest Turnover
4.3%
Q3 2025

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