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Octagon Capital Advisors LP

Q1 2026 · Filed 2026-05-15
Market Value
$861M
+18.4%
Holdings
30
+1
New Purchases
8
Added To
4
Closed
4
Reduced
9
Top 10 Concentration
72.0%
Turnover
40.0%

Top Buys (by % of Portfolio)

SymbolCur %Prior %Chg %Value
DFTX 5.35% 0.00% +5.35% $46M
DNTH 18.97% 13.69% +5.28% $163M
ALMS 7.24% 3.40% +3.84% $62M
MIRM 3.63% 0.00% +3.63% $31M
XENE 3.31% 0.00% +3.31% $28M
TERN 3.24% 0.00% +3.24% $28M
IRON 2.00% 0.00% +2.00% $17M
AKTS 2.00% 0.00% +2.00% $17M
CNTX 1.60% 0.00% +1.60% $14M
CNTA 3.46% 2.58% +0.88% $30M
BIOA 3.55% 2.91% +0.64% $31M
KALV 3.39% 2.83% +0.56% $29M
CATX 0.38% 0.00% +0.38% $3M

Top Sells (by % of Portfolio)

SymbolCur %Prior %Chg %Value
GOSS 0.30% 5.93% -5.63% $3M
ABVX 8.75% 14.02% -5.26% $75M
CDTX 0.00% 3.04% -3.04% $0
TRVI 2.06% 4.84% -2.79% $18M
RAPT 0.00% 2.67% -2.67% $0
TSHA 4.60% 6.70% -2.10% $40M
PHVS 0.54% 2.56% -2.02% $5M
LXEO 0.73% 2.35% -1.62% $6M
KYMR 4.11% 5.72% -1.61% $35M
OCUL 3.11% 4.38% -1.26% $27M
0SZI.L 0.00% 1.07% -1.07% $0
BBOT 0.75% 1.80% -1.05% $6M
COGT 10.50% 11.47% -0.97% $90M
EVMN 0.38% 1.18% -0.79% $3M
PEPG 0.00% 0.63% -0.63% $0

Sector Allocation Over Time

Market Cap Concentration

TierHoldingsValueWeight
Mid Cap 13 $626M 72.6%
Small Cap 12 $213M 24.7%
Micro Cap 5 $23M 2.7%

Portfolio Analytics

Avg Market Cap
$2.4B
Median Market Cap
$1.6B
Avg P/E
Median P/E
Avg Dividend Yield
—%
Avg Beta
0.87
# Stocks
30
# ETFs / Funds
0

Top Holdings (30 total)

# Symbol % Port Shares Value Avg Price Q/Q Value Chg Share Chg Chg % Status
1 DNTH 18.97% 1,946,667 $163M $83.92 $64M -470,000 -19.4%
2 COGT 10.50% 2,350,000 $90M $38.49 $7M
3 ABVX 8.75% 677,000 $75M $111.35 -$27M -79,000 -10.4%
4 ALMS 7.24% 2,830,700 $62M $22.03 $38M +300,000 +11.8%
5 DFTX 5.35% 2,440,000 $46M $18.90 +2,440,000 NEW
6 AVBP 5.28% 1,971,054 $45M $23.07 $6M
7 TSHA 4.60% 8,859,911 $40M $4.47 -$9M
8 KYMR 4.11% 425,000 $35M $83.29 -$6M -110,000 -20.6%
9 MIRM 3.63% 338,900 $31M $92.38 +338,900 NEW
10 BIOA 3.55% 1,748,000 $31M $17.49 $9M +150,000 +9.4%
11 CNTA 3.46% 750,000 $30M $39.72 $11M
12 KALV 3.39% 1,450,000 $29M $20.13 $9M +176,667 +13.9%
13 XENE 3.31% 490,000 $28M $58.15 +490,000 NEW
14 TERN 3.24% 530,000 $28M $52.72 +530,000 NEW
15 OCUL 3.11% 3,166,600 $27M $8.47 -$5M +543,000 +20.7%
16 TRVI 2.06% 1,485,000 $18M $11.93 -$18M -1,330,000 -47.2%
17 IRON 2.00% 270,000 $17M $63.94 +270,000 NEW
18 AKTS 2.00% 960,847 $17M $17.89 +960,847 NEW
19 CNTX 1.60% 5,250,000 $14M $2.62 +5,250,000 NEW
20 UNCY 0.76% 1,000,000 $7M $6.58 $810K
21 BBOT 0.75% 719,000 $6M $8.95 -$7M -324,110 -31.1%
22 LXEO 0.73% 1,100,000 $6M $5.74 -$11M -625,000 -36.2%
23 PHVS 0.54% 165,000 $5M $28.25 -$14M -506,465 -75.4%
24 CATX 0.38% 791,555 $3M $4.17 +791,555 NEW
25 EVMN 0.38% 143,472 $3M $22.99 -$5M -356,528 -71.3%
26 GOSS 0.30% 7,750,000 $3M $0.33 -$41M -6,165,371 -44.3%
27 0SZI.L —% -$8M -955,000 -100.0% SOLD
28 RAPT —% -$19M -574,000 -100.0% SOLD
29 CDTX —% -$22M -100,000 -100.0% SOLD
30 PEPG —% -$5M -700,000 -100.0% SOLD

Options Breakdown

1 Calls $0 Call Value 0 Puts $0 Put Value

Top Calls

SymbolSharesValueStatus
CGON $0 SOLD

New Positions

SymbolValue% Port
DFTX $46M 5.35%
MIRM $31M 3.63%
XENE $28M 3.31%
TERN $28M 3.24%
IRON $17M 2.00%
AKTS $17M 2.00%
CNTX $14M 1.60%
CATX $3M 0.38%

Sold Out Positions

SymbolValue% Port
PEPG —%
0SZI.L —%
RAPT —%
CDTX —%
View SEC EDGAR Filings for Octagon Capital Advisors LP →

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For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms