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

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 $3.35 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)

$3.35 Trillion

Constituent Companies

401

Index Country

USA

Top S&P Midcap 400 Stocks by Market Capitalization (November 2026)

Top S&P Midcap 400 stocks by market capitalization as of November 2026, covering 401 index constituents.

Rank Company Weight (%) Market Cap (USD) Sector Industry Price 24h Change
301 Ufp Industries Inc
NASDAQ:UFPI
0.26% $4.44 Billion Basic Materials Lumber & Wood Production $81.16 -2.38%
302 Texas Capital Bancshares, Inc.
NASDAQ:TCBI
0.11% $4.41 Billion Financial Services Banks - Regional $103.34 -0.75%
303 LivaNova PLC
NASDAQ:LIVN
0.07% $4.39 Billion Healthcare Medical Devices $79.90 -0.39%
304 Silgan Holdings Inc
NYSE:SLGN
0.15% $4.39 Billion Consumer Cyclical Packaging & Containers $41.51 -2.44%
305 NorthWestern Corporation
NASDAQ:NWE
0.14% $4.31 Billion Utilities Utilities - Regulated Electric $79.95 -0.42%
306 Valvoline Inc
NYSE:VVV
0.17% $4.30 Billion Consumer Cyclical Auto & Truck Dealerships $33.74 -1.83%
307 Mattel Inc
NASDAQ:MAT
0.20% $4.26 Billion Consumer Cyclical Leisure $15.29 -1.55%
308 Vontier Corp
NYSE:VNT
0.18% $4.24 Billion Technology Scientific & Technical Instruments $36.56 -0.73%
309 Gentex Corporation
NASDAQ:GNTX
0.19% $4.23 Billion Consumer Cyclical Auto Parts $20.09 -2.31%
310 International Bancshares Corporation
NASDAQ:IBOC
0.12% $4.20 Billion Financial Services Banks - Regional $67.57 -1.92%
311 Belden Inc
NYSE:BDC
0.15% $4.19 Billion Technology Communication Equipment $107.32 -0.11%
312 Kilroy Realty Corp
NYSE:KRC
0.12% $4.19 Billion Real Estate REIT - Office $36.03 -1.31%
313 FTI Consulting Inc
NYSE:FCN
0.23% $4.18 Billion Industrials Consulting Services $193.65 +0.98%
314 Science Applications International Corporation Common Stock
NYSE:SAIC
0.22% $4.16 Billion Technology Information Technology Services $100.61 -1.16%
315 Nordstrom Inc
NYSE:JWN
0.09% $4.12 Billion Consumer Cyclical Department Stores $24.66 +0.00%
316 Alaska Air Group Inc
NYSE:ALK
0.22% $4.10 Billion Industrials Airlines $36.78 -3.94%
317 PBF Energy Inc
NYSE:PBF
0.06% $4.08 Billion Energy Oil & Gas Refining & Marketing $77.81 +3.64%
318 Thor Industries Inc
NYSE:THO
0.15% $4.03 Billion Consumer Cyclical Recreational Vehicles $77.41 -2.62%
319 Cadence Bancorp
NYSE:CADE
0.20% $4.03 Billion Financial Services Banks - Regional $21.61 -0.92%
320 Envista Holdings Corp
NYSE:NVST
0.11% $3.98 Billion Healthcare Medical Instruments & Supplies $24.77 +0.24%
321 Trex Company Inc
NYSE:TREX
0.23% $3.95 Billion Industrials Building Products & Equipment $50.00 -1.07%
322 Allete Inc
NYSE:ALE
0.15% $3.94 Billion Utilities Utilities - Diversified $67.90 -0.06%
323 Graham Holdings Co
NYSE:GHC
0.12% $3.92 Billion Consumer Defensive Education & Training Services $1196.94 -0.49%
324 Marriot Vacations Worldwide
NYSE:VAC
0.07% $3.89 Billion Consumer Cyclical Resorts & Casinos $118.59 +0.93%
325 Hamilton Lane Inc
NASDAQ:HLNE
0.24% $3.89 Billion Financial Services Asset Management $88.63 +0.90%
326 Federated Investors Inc B
NYSE:FHI
0.11% $3.89 Billion Financial Services Asset Management $62.16 -0.64%
327 Grand Canyon Education Inc
NASDAQ:LOPE
0.19% $3.88 Billion Consumer Defensive Education & Training Services $148.73 -0.61%
328 Dolby Laboratories
NYSE:DLB
0.18% $3.87 Billion Industrials Specialty Business Services $63.32 +0.06%
329 Avis Budget Group Inc
NASDAQ:CAR
0.05% $3.86 Billion Industrials Rental & Leasing Services $109.34 -1.95%
330 Bath & Body Works Inc.
NYSE:BBWI
0.24% $3.81 Billion Consumer Cyclical Specialty Retail $22.61 -2.50%
331 Planet Fitness Inc
NYSE:PLNT
0.32% $3.79 Billion Consumer Cyclical Leisure $55.03 -1.11%
332 Qualys Inc
NASDAQ:QLYS
0.18% $3.79 Billion Technology Software - Infrastructure $210.57 +1.43%
333 ZoomInfo Technologies Inc
NASDAQ:ZI
0.08% $3.77 Billion Technology Software - Application $10.55 +0.00%
334 Cabot Corporation
NYSE:CBT
0.17% $3.72 Billion Basic Materials Specialty Chemicals $72.00 -4.91%
335 PVH Corp
NYSE:PVH
0.15% $3.68 Billion Consumer Cyclical Apparel Manufacturing $91.10 -1.96%
336 Doximity Inc
NYSE:DOCS
0.27% $3.66 Billion Healthcare Health Information Services $32.60 -0.82%
337 Scotts Miracle-Gro Company
NYSE:SMG
0.09% $3.60 Billion Basic Materials Agricultural Inputs $61.80 -5.11%
338 Polaris Industries Inc
NYSE:PII
0.07% $3.58 Billion Consumer Cyclical Recreational Vehicles $62.90 +0.53%
339 Post Holdings Inc
NYSE:POST
0.21% $3.57 Billion Consumer Defensive Packaged Foods $83.12 -3.00%
340 Independence Realty Trust Inc
NYSE:IRT
0.17% $3.49 Billion Real Estate REIT - Residential $14.81 -0.87%
341 CommVault Systems Inc
NASDAQ:CVLT
0.27% $3.49 Billion Technology Software - Application $160.99 +2.00%
342 Bill Com Holdings Inc
NYSE:BILL
0.15% $3.40 Billion Technology Software - Application $49.82 +0.20%
343 Avient Corp
NYSE:AVNT
0.11% $3.38 Billion Basic Materials Specialty Chemicals $43.25 -0.46%
344 SLM Corp
NASDAQ:SLM
0.22% $3.37 Billion Financial Services Credit Services $17.93 +0.28%
345 National Storage Affiliates Trust
NYSE:NSA
0.09% $3.37 Billion Real Estate REIT - Industrial $43.41 -1.74%
346 Universal Display
NASDAQ:OLED
0.19% $3.35 Billion Technology Electronic Components $89.40 -0.49%
347 Ashland Global Holdings Inc
NYSE:ASH
0.09% $3.34 Billion Basic Materials Specialty Chemicals $73.02 -1.58%
348 Hilton Grand Vacations Inc
NYSE:HGV
0.08% $3.33 Billion Consumer Cyclical Resorts & Casinos $41.76 +1.85%
349 Knife River Corporation
NYSE:KNF
0.20% $3.32 Billion Basic Materials Building Materials $58.53 +1.39%
350 Amedisys Inc
NASDAQ:AMED
0.12% $3.32 Billion Healthcare Medical Care Facilities $100.99 +0.00%

How S&P Midcap 400 Constituents Are Ranked by Market Cap

S&P Midcap 400 constituents are ranked by market cap, alongside each company's weight in the index.

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