S&P Midcap 400 Index (MID) Companies by Market Cap

The S&P Midcap 400 Index (MID) tracks 401 constituent companies with a combined market cap of $3.56 Trillion, covering the largest publicly traded companies in USA. This ranking lists all MID index holdings ordered by market capitalization — from the largest index heavyweights to smaller constituents. Updated daily with live market data.

Total Market Cap (USD)

$3.56 Trillion

Constituent Companies

401

Index Country

USA
Rank Company Weight (%) Market Cap (USD) Sector Industry Price 24h Change
101 Alcoa Corp
NYSE:AA
0.24% $10.77 Billion Basic Materials Aluminum $64.16 -6.70%
102 Biomarin Pharmaceutical Inc
NASDAQ:BMRN
0.43% $10.76 Billion Healthcare Biotechnology $55.65 -0.54%
103 AAON Inc
NASDAQ:AAON
0.22% $10.75 Billion Industrials Building Products & Equipment $131.26 +3.20%
104 Five Below Inc
NASDAQ:FIVE
0.14% $10.72 Billion Consumer Cyclical Specialty Retail $193.92 -2.30%
105 Essential Utilities Inc
NYSE:WTRG
0.39% $10.63 Billion Utilities Utilities - Regulated Water $37.56 +0.13%
106 SEI Investments Company
NASDAQ:SEIC
0.27% $10.61 Billion Financial Services Asset Management $89.57 +0.19%
107 Antero Resources Corp
NYSE:AR
0.37% $10.54 Billion Energy Oil & Gas E&P $34.03 -2.30%
108 Crane Company
NYSE:CR
0.27% $10.47 Billion Industrials Specialty Industrial Machinery $206.57 +0.00%
109 Advanced Drainage Systems Inc
NYSE:WMS
0.29% $10.39 Billion Industrials Building Products & Equipment $136.79 +1.36%
110 Wintrust Financial Corporation
NASDAQ:WTFC
0.26% $10.39 Billion Financial Services Banks - Regional $156.70 -1.61%
111 Saia Inc
NASDAQ:SAIA
0.37% $10.26 Billion Industrials Trucking $474.19 -1.80%
112 Cognex Corporation
NASDAQ:CGNX
0.16% $10.20 Billion Technology Scientific & Technical Instruments $65.90 +3.60%
113 UMB Financial Corporation
NASDAQ:UMBF
0.24% $10.20 Billion Financial Services Banks - Regional $134.23 -0.84%
114 Guidewire Software Inc
NYSE:GWRE
0.62% $10.16 Billion Technology Software - Application $120.03 -2.06%
115 Antero Midstream Partners LP
NYSE:AM
0.21% $10.12 Billion Energy Oil & Gas Midstream $21.33 -1.57%
116 Arrow Electronics Inc
NYSE:ARW
0.20% $9.97 Billion Technology Electronics & Computer Distribution $229.27 +1.10%
117 Service Corporation International
NYSE:SCI
0.43% $9.92 Billion Consumer Cyclical Personal Services $73.96 -3.85%
118 Maplebear Inc.
NASDAQ:CART
0.25% $9.91 Billion Consumer Cyclical Internet Retail $42.18 +2.27%
119 American Airlines Group
NASDAQ:AAL
0.25% $9.91 Billion Industrials Airlines $15.46 +3.20%
120 Encompass Health Corp
NYSE:EHC
0.41% $9.86 Billion Healthcare Medical Care Facilities $99.36 -2.08%
121 OGE Energy Corporation
NYSE:OGE
0.35% $9.78 Billion Utilities Utilities - Regulated Electric $47.93 +0.27%
122 GameStop Corp.
NYSE:GME
0.41% $9.75 Billion Consumer Cyclical Specialty Retail $21.74 -0.14%
123 Donaldson Company Inc
NYSE:DCI
0.30% $9.73 Billion Industrials Specialty Industrial Machinery $86.43 +0.03%
124 Flowserve Corporation
NYSE:FLS
0.22% $9.71 Billion Industrials Specialty Industrial Machinery $79.99 +2.46%
125 Old National Bancorp
NASDAQ:ONB
0.23% $9.65 Billion Financial Services Banks - Regional $24.76 -1.51%
126 Frontier Communications Parent Inc
NASDAQ:FYBR
0.32% $9.64 Billion Communication Services Telecom Services $38.49 +0.00%
127 Cytokinetics Inc
NASDAQ:CYTK
0.18% $9.59 Billion Healthcare Biotechnology $71.38 +1.75%
128 Skechers USA Inc
NYSE:SKX
0.26% $9.49 Billion Consumer Cyclical Footwear & Accessories $1412.60 +0.89%
129 Old Republic International Corp
NYSE:ORI
0.34% $9.39 Billion Financial Services Insurance - Property & Casualty $38.56 -0.03%
130 Affiliated Managers Group Inc
NYSE:AMG
0.18% $9.37 Billion Financial Services Asset Management $352.93 -0.48%
131 Autoliv Inc
NYSE:ALV
0.23% $9.36 Billion Consumer Cyclical Auto Parts $125.79 -2.13%
132 Masimo Corporation
NASDAQ:MASI
0.27% $9.34 Billion Healthcare Medical Devices $179.95 +0.00%
133 CAVA Group, Inc.
NYSE:CAVA
0.29% $9.31 Billion Consumer Cyclical Restaurants $89.52 -1.62%
134 Chart Industries Inc
NYSE:GTLS
0.20% $9.29 Billion Industrials Specialty Industrial Machinery $206.69 -0.02%
135 CubeSmart
NYSE:CUBE
0.33% $9.16 Billion Real Estate REIT - Industrial $41.32 -1.36%
136 Watts Water Technologies Inc
NYSE:WTS
0.21% $9.16 Billion Industrials Specialty Industrial Machinery $333.28 +0.05%
137 Brixmor Property
NYSE:BRX
0.29% $9.16 Billion Real Estate REIT - Retail $32.03 -1.69%
138 Aecom Technology Corporation
NYSE:ACM
0.49% $9.00 Billion Industrials Engineering & Construction $69.59 -0.76%
139 Core & Main Inc
NYSE:CNM
0.36% $8.96 Billion Industrials Industrial Distribution $47.61 -1.49%
140 Agree Realty Corporation
NYSE:ADC
0.31% $8.94 Billion Real Estate REIT - Retail $74.47 -1.79%
141 Allegro Microsystems Inc
NASDAQ:ALGM
0.11% $8.93 Billion Technology Semiconductors $55.00 +9.12%
142 Darling Ingredients Inc
NYSE:DAR
0.18% $8.92 Billion Consumer Defensive Packaged Foods $56.12 -1.53%
143 SouthState Corporation
NASDAQ:SSB
0.32% $8.91 Billion Financial Services Banks - Regional $92.14 +0.08%
144 Range Resources Corp
NYSE:RRC
0.31% $8.88 Billion Energy Oil & Gas E&P $37.46 -2.93%
145 Zions Bancorporation
NASDAQ:ZION
0.25% $8.79 Billion Financial Services Banks - Regional $66.27 -1.46%
146 Globus Medical
NYSE:GMED
0.32% $8.76 Billion Healthcare Medical Devices $77.32 -3.82%
147 Acuity Brands Inc
NYSE:AYI
0.29% $8.75 Billion Industrials Electrical Equipment & Parts $302.53 +1.78%
148 Owens Corning Inc
NYSE:OC
0.46% $8.73 Billion Industrials Building Products & Equipment $123.40 +1.61%
149 Oshkosh Corporation
NYSE:OSK
0.22% $8.64 Billion Industrials Farm & Heavy Construction Machinery $136.65 +1.18%
150 Toro Co
NYSE:TTC
0.27% $8.61 Billion Industrials Tools & Accessories $88.84 -2.09%

Complete list of all companies in the MID index ranked by market capitalization. Track index constituent performance and market values. View all indices