— Know what they know.
Not Investment Advice
Asset Manager ← All Institutions

Sio Capital Management, LLC

Q2 2025 · Filed 2025-08-13
Market Value
$227M
-25.5%
Holdings
49
-4
New Purchases
5
Added To
25
Closed
10
Reduced
6
Top 10 Concentration
65.1%
Turnover
30.6%

Top Buys (by % of Portfolio)

SymbolCur %Prior %Chg %Value
MMS 16.96% 10.50% +6.47% $38M
CNC 6.28% 0.00% +6.28% $14M
IRON 6.65% 1.20% +5.45% $15M
SNY 3.99% 0.00% +3.99% $9M
EWTX 3.12% 0.00% +3.12% $7M
ANNX 4.33% 2.16% +2.18% $10M
BMRN 5.46% 3.28% +2.18% $12M
TYRA 3.42% 1.27% +2.15% $8M
MRUS 1.45% 0.00% +1.45% $3M
GMED 6.39% 4.98% +1.41% $14M
ANIP 3.25% 1.92% +1.33% $7M
DNTH 1.94% 0.70% +1.24% $4M
SEPN 2.72% 1.50% +1.22% $6M
MBX 1.21% 0.00% +1.21% $3M
AORT 2.18% 0.98% +1.20% $5M

Top Sells (by % of Portfolio)

SymbolCur %Prior %Chg %Value
ICLR 0.00% 11.69% -11.69% $0
ZBH 0.00% 6.98% -6.98% $0
LH 0.00% 6.41% -6.41% $0
TFX 0.00% 4.89% -4.89% $0
EMBC 0.13% 4.64% -4.51% $302K
HAE 0.00% 2.80% -2.80% $0
TARA 0.00% 2.12% -2.12% $0
MRK 6.07% 7.98% -1.91% $14M
NBIX 5.58% 6.82% -1.24% $13M
ETNB 0.00% 1.19% -1.19% $0
AKRO 0.00% 1.13% -1.13% $0
VXRT 0.00% 0.75% -0.75% $0
IRWD 0.00% 0.49% -0.49% $0
BOLD 0.07% 0.08% -0.01% $165K

Sector Allocation Over Time

Market Cap Concentration

TierHoldingsValueWeight
Mega Cap 1 $14M 6.1%
Large Cap 7 $63M 27.7%
Mid Cap 14 $75M 32.9%
Small Cap 16 $63M 27.8%
Micro Cap 11 $13M 5.5%

Portfolio Analytics

Avg Market Cap
$12.0B
Median Market Cap
$1.5B
Avg P/E
23.2
Median P/E
19.6
Avg Dividend Yield
0.01%
Avg Beta
0.89
# Stocks
49
# ETFs / Funds
0

Top Holdings (49 total)

# Symbol % Port Shares Value Avg Price Q/Q Value Chg Share Chg Chg % Status
1 MMS 16.96% 548,086 $38M $70.20 $7M +79,734 +17.0%
2 IRON 6.65% 284,787 $15M $52.96 $11M +211,276 +287.4%
3 GMED 6.39% 245,570 $14M $59.02 -$659K +38,570 +18.6%
4 CNC 6.28% 262,500 $14M $54.28 +262,500 NEW
5 MRK 6.07% 173,951 $14M $79.16 -$11M -96,645 -35.7%
6 NBIX 5.58% 100,725 $13M $125.69 -$8M -86,848 -46.3%
7 BMRN 5.46% 225,114 $12M $54.97 $2M +83,980 +59.5%
8 ANNX 4.33% 4,095,764 $10M $2.40 $3M +697,978 +20.5%
9 SNY 3.99% 187,500 $9M $48.31 +187,500 NEW
10 TYRA 3.42% 810,274 $8M $9.57 $4M +393,657 +94.5%
11 ANIP 3.25% 112,923 $7M $65.25 $2M +25,625 +29.4%
12 EWTX 3.12% 539,730 $7M $13.11 +539,730 NEW
13 AVR 3.07% 1,839,022 $7M $3.79 -$2M -530,938 -22.4%
14 SEPN 2.72% 584,435 $6M $10.57 $2M -204,235 -25.9%
15 AORT 2.18% 158,736 $5M $31.10 $2M +37,558 +31.0%
16 DNTH 1.94% 236,070 $4M $18.63 $2M +119,073 +101.8%
17 PRQR 1.87% 2,075,139 $4M $2.04 $2M +20,546 +1.0%
18 PMVP 1.75% 3,735,396 $4M $1.06 -$112K
19 AVNS 1.56% 288,849 $4M $12.24 -$563K +2,860 +1.0%
20 MRUS 1.45% 62,719 $3M $52.60 +62,719 NEW
21 AQST 1.38% 947,489 $3M $3.31 $2M +555,860 +141.9%
22 VTYX 1.23% 1,307,964 $3M $2.14 -$171K -1,274,691 -49.4%
23 MBX 1.21% 241,000 $3M $11.41 +241,000 NEW
24 IDYA 1.15% 124,230 $3M $21.02 $597K +1,230 +1.0%
25 VIR 1.06% 478,343 $2M $5.04 -$658K +4,736 +1.0%
26 TVTX 0.80% 122,210 $2M $14.80 -$360K +1,210 +1.0%
27 ERAS 0.77% 1,369,748 $2M $1.27 -$118K +13,562 +1.0%
28 ATXS 0.75% 318,256 $2M $5.36 $23K +3,151 +1.0%
29 SVRA 0.73% 726,851 $2M $2.28 -$336K +7,197 +1.0%
30 ENTA 0.60% 178,774 $1M $7.56 $374K +1,770 +1.0%
31 TELA 0.54% 636,300 $1M $1.94 $466K +6,300 +1.0%
32 ALEC 0.52% 845,531 $1M $1.40 $154K +8,372 +1.0%
33 CNTX 0.39% 1,341,636 $879K $0.66 $66K +13,284 +1.0%
34 OVID 0.32% 2,232,000 $736K $0.33 $40K
35 FHTX 0.25% 122,889 $578K $4.70 $133K +1,217 +1.0%
36 EMBC 0.13% 31,169 $302K $9.69 -$14M -1,076,444 -97.2%
37 BOLD 0.07% 163,679 $165K $1.01 -$79K +1,621 +1.0%
38 TERN 0.02% 10,100 $38K $3.73 $10K +100 +1.0%
39 HUMAW 0.01% 49,998 $19K $0.37 $625
40 ZBH —% -$21M -187,685 -100.0% SOLD
41 ETNB —% -$4M -500,000 -100.0% SOLD
42 TFX —% -$15M -107,780 -100.0% SOLD
43 TARA —% -$6M -1,514,300 -100.0% SOLD
44 LH —% -$20M -83,873 -100.0% SOLD
45 HAE —% -$9M -133,966 -100.0% SOLD
46 VXRT —% -$2M -5,583,448 -100.0% SOLD
47 ICLR —% -$36M -203,311 -100.0% SOLD
48 AKRO —% -$3M -85,000 -100.0% SOLD
49 IRWD —% -$1M -1,017,616 -100.0% SOLD

Options Breakdown

0 Calls $0 Call Value 3 Puts $13M Put Value

Top Puts

SymbolSharesValueStatus
IDXX 18,000 $10M NEW
INMB 1,299,300 $3M NEW
ATYR 1,100 $6K NEW

New Positions

SymbolValue% Port
CNC $14M 6.28%
SNY $9M 3.99%
EWTX $7M 3.12%
MRUS $3M 1.45%
MBX $3M 1.21%

Sold Out Positions

SymbolValue% Port
ZBH —%
LH —%
HAE —%
TFX —%
IRWD —%
ICLR —%
TARA —%
VXRT —%
AKRO —%
ETNB —%
View SEC EDGAR Filings for Sio Capital Management, LLC →

Sign in to InsiderStreet

You'll also get our free weekly newsletter with
smart money signals, market insights, and alpha ideas.
Unsubscribe anytime.

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