Octagon Capital Advisors LP logo

Octagon Capital Advisors LP Portfolio Analytics

Investment Analysis & Holdings Breakdown

Comprehensive portfolio analytics for Octagon Capital Advisors LP with $637.4M in long positions as of Q3 2025, 77% allocated to Healthcare, and 74% concentrated in top 10 positions.

Portfolio Value
$637.4M
Top 10 Concentration
74%
Top Sector
Healthcare (77%)
US Exposure
87%
Market Cap Focus
Small Cap
Countries
4

Composition Analysis

Portfolio breakdown by sector, industry, and market capitalization

Sector Allocation

Healthcare: 76.60%Healthcare
Healthcare
76.60%

Industry Breakdown

1 industry across all sectors

Biotechnology: 76.58%Biotechnology
Biotechnology
Healthcare
76.58%

Filter by Sector

Select a sector to filter industries

Market Cap Distribution

Mid Cap ($2B - $10B): 23.74%Mid Cap ($2B - $10B)Small Cap ($300M - $2B): 50.21%Small Cap ($300M - $2B)Micro Cap ($50M - $300M): 5.18%N/A (ETF or Unknown): 20.87%N/A (ETF or Unknown)
Mid Cap ($2B - $10B)
23.74%
Small Cap ($300M - $2B)
50.21%
Micro Cap ($50M - $300M)
5.18%
N/A (ETF or Unknown)
20.87%

Portfolio Concentration

Top 10 Holdings %
73.78%
Top 20 Holdings %
97.34%
Top 50 Holdings %
100.0%
Top 100 Holdings %
100.0%

Geographic Exposure

Portfolio breakdown by country of incorporation

Domestic (US)
87.08%
International
12.92%
Countries
4
Largest Int'l Market
Netherlands - 7.38%
United States of America
87.08% ($555.1M)
21 holdings
Netherlands
7.38% ($47.0M)
2 holdings
Canada
3.94% ($25.1M)
1 holdings
France
1.60% ($10.2M)
1 holdings

Holding Behavior

Investment patterns and position management analysis

Portfolio Stability & Commitment

Avg. Top 10
6.5 quarters
Avg. Top 20
5.4 quarters
Avg. All Positions
4.9 quarters
Median Holding Period
4 quarters
Persistence Rate
56.0%
Persistent Holdings Weight
58.75%
Persistent Positions
14
Longest Held
Apellis Pharmaceuticals, Inc. Common Stock logo
Apellis Pharmaceuticals, Inc. Common StockAPLS - 19 quarters

Position Sizing & Influence

Current Quarter

Avg. New Position
1.70%
Avg. Position Weight
4.00%
Largest Position
ABVX
Abivax SA American Depositary SharesABVX - 17.65%
Largest Ownership Stake
Corbus Pharmaceuticals Holdings, Inc. logo
Corbus Pharmaceuticals Holdings, Inc.CRBP - 9.10%
Avg. Ownership Stake
2.78%
Ownership Stake >5%
4
Ownership Stake >1%
16

Historical (Since Q4 2020)

Avg. New Position
2.45%
Avg. Ownership Stake
2.76%
Largest Position
Apogee Therapeutics, Inc. Common Stock logo
Apogee Therapeutics, Inc. Common StockAPGE - 43.33% (Q1 2025)
Largest Ownership Stake
Apogee Therapeutics, Inc. Common Stock logo
Apogee Therapeutics, Inc. Common StockAPGE - 18.42% (Q1 2025)

Portfolio Turnover

Current Quarter

Turnover Ratio
15.7%
Value Traded
$99.77M
Positions Added
2
Positions Exited
8

Historical (Since Q4 2020)

Avg. Turnover Ratio
26.9%
Avg. Positions Added
8
Avg. Positions Exited
8
Highest Turnover
64.8%
Q2 2025
Lowest Turnover
9.7%
Q1 2022

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