Vanguard S&P Mid-Cap 400 ETF (IVOO) is a Vanguard ETF with a 0.07% expense ratio, 400 holdings and $5.7B in net assets. Largest sector: Industrials (23%).
Fee
0.07%
expense ratio
Net assets
$5.7B
Launched
Sep 7, 2010
Holdings
400
as of Sep 30, 2026
Top 10 weight
7.8%
largest ten holdings
Largest sector
Industrials
23.0%
Yield
30-day SEC 1.27%
as of Sep 30, 2026
Benchmark
S&P MidCap 400 Index
IVOO's holdings are as of Sep 30, 2026.
Industrials
23.0%
Technology
17.5%
Financial Services
13.5%
Healthcare
10.4%
Consumer Cyclical
10.0%
Real Estate
7.8%
Energy
5.3%
Basic Materials
4.9%
Consumer Defensive
3.2%
Utilities
2.8%
Communication Services
1.5%
1
TWLO
Twilio Class A
1.32%
2
OKTA
Okta
1.02%
3
FTI
TechnipFMC
0.78%
4
ATI
ATI
0.76%
5
NVT
nVent Electric
0.76%
6
ENTG
Entegris
0.69%
7
UTHR
United Therapeutics
0.68%
8
SNX
TD SYNNEX
0.60%
9
THC
Tenet Healthcare
0.60%
10
XPO
XPO
0.60%
11
CW
Curtiss-Wright
0.59%
12
RGLD
Royal Gold
0.59%
13
ROKU
Roku
0.59%
14
MTSI
MACOM Technology Solutions Holdings
0.58%
15
ROIV
Roivant Sciences Ltd.
0.58%
16
RS
RELIANCE
0.58%
17
USFD
US Foods Holding
0.58%
18
WWD
Woodward
0.57%
19
CRS
Carpenter Technology
0.56%
20
NTNX
NUTANIX A
0.56%
21
CDE
Coeur Mining
0.53%
22
ITT
ITT
0.53%
23
MKSI
MKS
0.53%
24
LSCC
Lattice Semiconductor
0.52%
25
PR
Permian Resources Class A
0.52%
1–25 of 400