American Century Mid Cap Growth Impact ETF (MID) Holdings
MID holdings summary
as of Oct 25, 2026- Holdings
- 150 positions listed
- Top 10 weight
- 24.4% of net assets
- Effective holdings
- 76 equal-weight equivalent
- Largest holding
- NET 4.80% Cloudflare, Inc.
- Annual turnover
- 60.9% of the portfolio traded
Top 1024.4%
Top 2545.0%
Top 5066.1%
Top 10085.9%
All MID holdings
150 holdings
| # | Name | ||||||
|---|---|---|---|---|---|---|---|
| 1 | NET | Cloudflare, Inc. | Technology | 4.80% | $4.9M | $105.51B | — |
| 2 | DDOG | Datadog, Inc. | Technology | 3.97% | $4.0M | $88.73B | 494.2 |
| 3 | VST | Vistra Corp. | Utilities | 2.44% | $2.5M | $51.02B | 25.6 |
| 4 | ALAB | Astera Labs, Inc. | Technology | 2.26% | $2.3M | $49.59B | 140.8 |
| 5 | DXCM | DexCom, Inc. | Healthcare | 2.17% | $2.2M | $32.47B | 34.1 |
| 6 | RCL | Royal Caribbean Cruises Ltd. | Consumer Cyclical | 1.85% | $1.9M | $74.27B | 17.1 |
| 7 | SNOW | Snowflake Inc. | Technology | 1.81% | $1.8M | $108.25B | — |
| 8 | CPAY | Corpay, Inc. | Technology | 1.73% | $1.8M | $26.25B | 24.3 |
| 9 | CRDO | Credo Technology Group Holding Ltd | Technology | 1.70% | $1.7M | $31.90B | 60.2 |
| 10 | VIK | Viking Holdings Ltd | Consumer Cyclical | 1.67% | $1.7M | $37.26B | 27.7 |
| 11 | TEAM | Atlassian Corporation | Technology | 1.63% | $1.7M | $52.61B | — |
| 12 | HLT | Hilton Worldwide Holdings Inc. | Consumer Cyclical | 1.57% | $1.6M | $77.67B | 50.6 |
| 13 | RDDT | Reddit, Inc. | Communication Services | 1.55% | $1.6M | $30.04B | 36.3 |
| 14 | NTRA | Natera, Inc. | Healthcare | 1.50% | $1.5M | $56.71B | — |
| 15 | IQV | IQVIA Holdings Inc. | Healthcare | 1.45% | $1.5M | $43.93B | 33.2 |
| 16 | JCI | Johnson Controls International plc | Industrials | 1.44% | $1.5M | $88.12B | 41.1 |
| 17 | LSCC | Lattice Semiconductor Corporation | Technology | 1.41% | $1.4M | $14.72B | 414.6 |
| 18 | FIX | Comfort Systems USA, Inc. | Industrials | 1.38% | $1.4M | $50.65B | 35.4 |
| 19 | P | Everpure, Inc. | Technology | 1.28% | $1.3M | $41.32B | 169.9 |
| 20 | DASH | DoorDash, Inc. | Consumer Cyclical | 1.28% | $1.3M | $81.96B | 99.6 |
| 21 | HWM | Howmet Aerospace Inc. | Industrials | 1.27% | $1.3M | $88.12B | 47.6 |
| 22 | MPWR | Monolithic Power Systems, Inc. | Technology | 1.27% | $1.3M | $59.51B | 73.7 |
| 23 | TRGP | Targa Resources Corp. | Energy | 1.19% | $1.2M | $63.24B | 28.2 |
| 24 | RSG | Republic Services, Inc. | Industrials | 1.19% | $1.2M | $70.90B | 32.8 |
| 25 | VEEV | Veeva Systems Inc. | Healthcare | 1.15% | $1.2M | $50.25B | 50.9 |
| 26 | VICR | Vicor Corporation | Technology | 1.14% | $1.2M | $8.83B | 61.2 |
| 27 | CPNG | Coupang, Inc. | Consumer Cyclical | 1.14% | $1.2M | $25.62B | — |
| 28 | COR | Cencora | Healthcare | 1.13% | $1.2M | $65.06B | 25.3 |
| 29 | POWL | Powell Industries, Inc. | Industrials | 1.12% | $1.1M | $6.02B | 31.6 |
| 30 | VRT | Vertiv Holdings Co | Industrials | 1.08% | $1.1M | $79.47B | 46.7 |
| 31 | PWR | Quanta Services, Inc. | Industrials | 1.07% | $1.1M | $95.00B | 72.4 |
| 32 | SPOT | Spotify Technology S.A | Communication Services | 1.06% | $1.1M | $109.07B | 30.5 |
| 33 | CDNS | Cadence Design Systems, Inc. | Technology | 1.01% | $1.0M | $88.13B | 63.5 |
| 34 | AXON | Axon Enterprise, Inc. | Industrials | 1.00% | $1.0M | $31.71B | 161.9 |
| 35 | EXPE | Expedia Group, Inc. | Consumer Cyclical | 0.98% | $1.0M | $34.68B | 18.0 |
| 36 | RBLX | Roblox Corporation | Communication Services | 0.94% | $956,013.37 | $35.40B | — |
| 37 | NU | Nu Holdings Ltd. | Financial Services | 0.83% | $844,397.07 | $70.33B | 19.9 |
| 38 | AMP | Ameriprise Financial, Inc. | Financial Services | 0.80% | $812,448.57 | $44.24B | 12.1 |
| 39 | CIEN | Ciena Corporation | Technology | 0.77% | $784,468.18 | $47.18B | 74.4 |
| 40 | ACGL | Arch Capital Group Ltd. | Financial Services | 0.75% | $758,827.98 | $34.56B | 7.9 |
| 41 | ALNY | Alnylam Pharmaceuticals, Inc. | Healthcare | 0.74% | $754,045.88 | $31.02B | 39.1 |
| 42 | FFIV | F5, Inc. | Technology | 0.74% | $753,028.41 | $25.03B | 35.2 |
| 43 | RKLB | Rocket Lab USA, Inc. | Industrials | 0.67% | $686,180.73 | $32.51B | — |
| 44 | LITE | Lumentum Holdings Inc. | Technology | 0.66% | $667,052.32 | $74.65B | — |
| 45 | OKTA | Okta, Inc. | Technology | 0.64% | $650,671.08 | $32.74B | 112.8 |
| 46 | NTNX | Nutanix, Inc. | Technology | 0.62% | $626,557.08 | $18.11B | 12.9 |
| 47 | HOOD | Robinhood Markets, Inc. | Financial Services | 0.58% | $594,405.07 | $88.89B | 43.6 |
| 48 | IDXX | IDEXX Laboratories, Inc. | Healthcare | 0.58% | $588,096.77 | $44.20B | 39.8 |
| 49 | WST | West Pharmaceutical Services, Inc. | Healthcare | 0.58% | $587,791.53 | $27.03B | 49.4 |
| 50 | RBRK | Rubrik, Inc. | Technology | 0.55% | $561,439.10 | $23.14B | — |
| 51 | SPG | Simon Property Group, Inc. | Real Estate | 0.55% | $555,741.27 | $77.99B | 14.5 |
| 52 | PAYX | Paychex, Inc. | Technology | 0.53% | $537,935.57 | $39.74B | 22.1 |
| 53 | LYV | Live Nation Entertainment, Inc. | Communication Services | 0.52% | $532,848.23 | $39.72B | — |
| 54 | CW | Curtiss-Wright Corporation | Industrials | 0.52% | $530,202.81 | $18.55B | 34.6 |
| 55 | MEDP | Medpace Holdings, Inc. | Healthcare | 0.50% | $506,394.05 | $17.26B | 36.3 |
| 56 | USFD | US Foods Holding Corp. | Consumer Defensive | 0.50% | $505,885.32 | $22.06B | 31.4 |
| 57 | CASY | Casey's General Stores, Inc. | Consumer Cyclical | 0.49% | $496,321.11 | $25.47B | 33.2 |
| 58 | CMG | Chipotle Mexican Grill, Inc. | Consumer Cyclical | 0.48% | $486,858.66 | $37.82B | 27.4 |
| 59 | WCC | WESCO International, Inc. | Industrials | 0.48% | $483,806.25 | $16.61B | 23.6 |
| 60 | JAZZ | Jazz Pharmaceuticals plc | Healthcare | 0.47% | $480,753.85 | $13.65B | 14.4 |
| 61 | HUBS | HubSpot, Inc. | Technology | 0.46% | $467,119.77 | $11.52B | 82.5 |
| 62 | ONON | On Holding AG | Consumer Cyclical | 0.45% | $459,895.74 | $11.61B | 23.2 |
| 63 | EG | Everest Group, Ltd. | Financial Services | 0.44% | $444,938.96 | $14.92B | 8.2 |
| 64 | EXEL | Exelixis, Inc. | Healthcare | 0.42% | $424,691.34 | $15.42B | 19.6 |
| 65 | FICO | Fair Isaac Corporation | Technology | 0.42% | $423,979.11 | $16.66B | 22.3 |
| 66 | CAH | Cardinal Health, Inc. | Healthcare | 0.40% | $411,362.50 | $58.83B | 35.1 |
| 67 | IOT | Samsara Inc. | Technology | 0.40% | $406,987.38 | $23.17B | 282.6 |
| 68 | WTS | Watts Water Technologies, Inc. | Industrials | 0.40% | $402,714.02 | $11.91B | 31.2 |
| 69 | BURL | Burlington Stores, Inc. | Consumer Cyclical | 0.39% | $401,594.80 | $16.50B | 23.6 |
| 70 | ROKU | Roku, Inc | Communication Services | 0.39% | $401,187.81 | $22.94B | 65.8 |
| 71 | FAST | Fastenal Company | Industrials | 0.39% | $400,984.32 | $58.55B | 41.5 |
| 72 | CBOE | Cboe Global Markets, Inc. | Financial Services | 0.39% | $393,963.79 | $32.89B | 24.6 |
| 73 | WDAY | Workday, Inc. | Technology | 0.39% | $392,437.59 | $45.99B | 38.9 |
| 74 | PODD | Insulet Corporation | Healthcare | 0.38% | $389,690.42 | $9.79B | 26.4 |
| 75 | DAL | Delta Air Lines, Inc. | Industrials | 0.38% | $388,876.45 | $49.59B | 15.0 |
| 76 | DBX | Dropbox, Inc. | Technology | 0.38% | $387,248.50 | $7.73B | 19.7 |
| 77 | PCOR | Procore Technologies, Inc. | Technology | 0.38% | $386,027.53 | $8.66B | — |
| 78 | EME | EMCOR Group, Inc. | Industrials | 0.38% | $385,111.81 | $31.83B | 22.5 |
| 79 | NOW | ServiceNow, Inc. | Technology | 0.38% | $383,178.62 | $146.78B | 88.7 |
| 80 | CART | Instacart (Maplebear Inc.) | Consumer Cyclical | 0.38% | $381,550.67 | $11.83B | 27.2 |
| 81 | ALKS | Alkermes plc | Healthcare | 0.37% | $372,495.20 | $6.92B | 108.5 |
| 82 | TWLO | Twilio Inc | Technology | 0.36% | $369,646.29 | $37.53B | 33.8 |
| 83 | HST | Host Hotels & Resorts, Inc. | Real Estate | 0.36% | $368,832.32 | $16.65B | 16.2 |
| 84 | YZ8 | Permian Resources Corporation | Energy | 0.36% | $368,628.82 | — | — |
| 85 | MPC | Marathon Petroleum Corporation | Energy | 0.36% | $361,404.80 | $134.25B | 16.6 |
| 86 | DUOL | Duolingo, Inc. | Technology | 0.35% | $358,352.39 | $6.61B | 16.8 |
| 87 | MTCH | Match Group, Inc. | Communication Services | 0.35% | $354,180.77 | $10.02B | 15.2 |
| 88 | TOST | Toast, Inc. | Technology | 0.34% | $348,177.71 | $18.28B | 40.0 |
| 89 | FCNCA | First Citizens BancShares, Inc. | Financial Services | 0.34% | $342,479.88 | $23.98B | 11.4 |
| 90 | CACI | CACI International Inc | Technology | 0.33% | $337,087.30 | $13.58B | 25.4 |
| 91 | TER | Teradyne, Inc. | Technology | 0.33% | $336,782.06 | $50.81B | 44.6 |
| 92 | NE | Noble Corporation | Energy | 0.33% | $335,866.34 | $7.04B | 46.9 |
| 93 | R | Ryder System, Inc. | Industrials | 0.32% | $329,558.03 | $9.14B | 19.4 |
| 94 | PAYC | Paycom Software, Inc. | Technology | 0.32% | $321,011.30 | $11.34B | 26.6 |
| 95 | RNR | RenaissanceRe Holdings Ltd. | Financial Services | 0.32% | $320,706.06 | $14.59B | 6.1 |
| 96 | AFRM | Affirm Holdings, Inc. | Financial Services | 0.31% | $320,299.07 | $24.97B | 13.4 |
| 97 | ALL | The Allstate Corporation | Financial Services | 0.31% | $317,857.15 | $62.68B | 5.0 |
| 98 | INCY | Incyte Corporation | Healthcare | 0.31% | $314,296.01 | $22.92B | 14.4 |
| 99 | RHP | Ryman Hospitality Properties, Inc. | Real Estate | 0.31% | $313,889.02 | $8.69B | 30.7 |
| 100 | TPR | Tapestry, Inc. | Consumer Cyclical | 0.31% | $313,482.03 | $23.85B | 16.5 |
| 101 | IBKR | Interactive Brokers Group, Inc. | Financial Services | 0.30% | $309,106.92 | $140.89B | 31.6 |
| 102 | SEIC | SEI Investments Company | Financial Services | 0.30% | $307,987.70 | $12.53B | 18.4 |
| 103 | PFGC | Performance Food Group Company | Consumer Defensive | 0.30% | $305,342.28 | $15.36B | 42.7 |
| 104 | AXS | AXIS Capital Holdings Limited | Financial Services | 0.30% | $303,917.83 | $7.27B | 7.1 |
| 105 | GTLB | GitLab Inc. | Technology | 0.30% | $303,205.60 | $8.79B | — |
| 106 | LAMR | Lamar Advertising Company | Real Estate | 0.30% | $301,679.40 | $15.24B | 27.4 |
| 107 | ENS | EnerSys | Industrials | 0.30% | $301,577.65 | $6.08B | 18.1 |
| 108 | PPB | Flutter Entertainment PLC | Other | 0.30% | $301,068.92 | — | — |
| 109 | SYF | Synchrony Financial | Financial Services | 0.29% | $297,711.27 | $23.97B | 7.5 |
| 110 | ON | ON Semiconductor Corporation | Technology | 0.29% | $293,844.89 | $28.04B | 46.5 |
| 111 | ED | Consolidated Edison, Inc. | Utilities | 0.29% | $293,437.90 | $41.52B | 18.2 |
| 112 | AHR | American Healthcare REIT, Inc. | Real Estate | 0.29% | $293,234.41 | $11.60B | 79.4 |
| 113 | RL | Ralph Lauren Corporation | Consumer Cyclical | 0.29% | $292,318.69 | $22.97B | 24.3 |
| 114 | DKNG | DraftKings Inc. | Consumer Cyclical | 0.29% | $292,318.69 | $9.38B | — |
| 115 | APPF | AppFolio, Inc. | Technology | 0.29% | $292,115.19 | $7.51B | 48.3 |
| 116 | CSL | Carlisle Companies Incorporated | Industrials | 0.29% | $291,097.73 | $13.26B | 19.0 |
| 117 | WMS | Advanced Drainage Systems, Inc. | Industrials | 0.28% | $289,775.02 | $9.67B | 21.8 |
| 118 | EGP | EastGroup Properties, Inc. | Real Estate | 0.28% | $287,638.33 | $10.56B | 34.5 |
| 119 | OGE | OGE Energy Corp. | Utilities | 0.28% | $286,722.61 | $9.82B | 20.9 |
| 120 | AXTA | Axalta Coating Systems Ltd. | Basic Materials | 0.28% | $284,382.43 | $7.16B | 20.5 |
| 121 | PRI | Primerica, Inc. | Financial Services | 0.28% | $283,670.21 | $8.70B | 11.4 |
| 122 | SW | Smurfit WestRock plc | Consumer Cyclical | 0.28% | $281,533.52 | $21.59B | 43.3 |
| 123 | BMRN | BioMarin Pharmaceutical Inc. | Healthcare | 0.28% | $279,905.57 | $10.58B | 147.8 |
| 124 | FR | First Industrial Realty Trust, Inc. | Real Estate | 0.28% | $279,803.83 | $8.05B | 21.4 |
| 125 | VTR | Ventas, Inc. | Real Estate | 0.27% | $279,600.33 | $44.04B | 159.0 |
| 126 | SYY | Sysco Corporation | Consumer Defensive | 0.27% | $276,547.93 | $40.45B | 21.9 |
| 127 | TKO | TKO Group Holdings, Inc. | Communication Services | 0.27% | $275,937.45 | $33.22B | 61.4 |
| 128 | TPL | Texas Pacific Land Corporation | Energy | 0.27% | $274,004.26 | $24.20B | 44.8 |
| 129 | FF60 | FIRSTCASH HLDGS INC.DL-01 | Financial Services | 0.27% | $273,190.28 | — | — |
| 130 | FSS | Federal Signal Corporation | Industrials | 0.27% | $272,986.79 | $6.86B | 24.2 |
| 131 | WING | Wingstop Inc. | Consumer Cyclical | 0.27% | $272,885.04 | $3.59B | 31.2 |
| 132 | ALSN | Allison Transmission Holdings, Inc. | Consumer Cyclical | 0.26% | $269,425.65 | $9.23B | 17.8 |
| 133 | CZN | Crane Co | Other | 0.26% | $268,102.94 | — | — |
| 134 | TXRH | Texas Roadhouse, Inc. | Consumer Cyclical | 0.26% | $266,780.23 | $11.05B | 26.9 |
| 135 | ITT | ITT Inc. | Industrials | 0.26% | $266,678.48 | $17.83B | 38.8 |
| 136 | JBHT | J.B. Hunt Transport Services, Inc. | Industrials | 0.26% | $264,236.56 | $21.49B | 32.3 |
| 137 | XPO | XPO Logistics, Inc. | Industrials | 0.26% | $263,524.33 | $21.86B | 54.9 |
| 138 | TKR | The Timken Company | Industrials | 0.26% | $261,387.65 | $7.79B | 30.5 |
| 139 | ROK | Rockwell Automation, Inc. | Industrials | 0.26% | $260,777.17 | $47.43B | 39.9 |
| 140 | AME | AMETEK, Inc. | Industrials | 0.26% | $259,861.44 | $56.90B | 36.3 |
| 141 | INSM | Insmed Incorporated | Healthcare | 0.25% | $256,198.56 | $21.02B | — |
| 142 | FLS | Flowserve Corporation | Industrials | 0.25% | $254,061.87 | $8.96B | 24.6 |
| 143 | MTSI | MACOM Technology Solutions Holdings, Inc. | Technology | 0.25% | $252,840.91 | $20.03B | 83.5 |
| 144 | CCO | Cameco Corp | Energy | 0.24% | $245,209.90 | — | — |
| 145 | KEYS | Keysight Technologies, Inc. | Technology | 0.22% | $227,912.94 | $56.39B | 44.8 |
| 146 | SITM | SiTime Corporation | Technology | 0.21% | $218,145.24 | $14.14B | 843.1 |
| 147 | CRS | Carpenter Technology Corporation | Industrials | 0.21% | $208,988.02 | $18.69B | 35.8 |
| 148 | COHR | Coherent, Inc. | Technology | 0.20% | $207,258.33 | $45.87B | 56.5 |
| 149 | SMTC | Semtech Corporation | Technology | 0.19% | $189,554.37 | $12.76B | 90.5 |
| 150 | IREN | Iris Energy Limited | Financial Services | 0.18% | $184,874.02 | $10.64B | — |
Weights as a percentage of net assets. Value held = weight × net assets ($101.7M). Market cap and P/E from each company's latest fundamentals (U.S.-listed stocks).
MID sector breakdown
| Sector | Weight | Holdings | Largest |
|---|---|---|---|
| Technology | 35.3% | 40 | NET, DDOG, ALAB |
| Industrials | 16.2% | 28 | JCI, FIX, HWM |
| Healthcare | 12.7% | 17 | DXCM, NTRA, IQV |
| Consumer Cyclical | 12.6% | 18 | RCL, VIK, HLT |
| Financial Services | 7.0% | 17 | NU, AMP, ACGL |
| Communication Services | 5.1% | 7 | RDDT, SPOT, RBLX |
| Utilities | 3.0% | 3 | VST, ED, OGE |
| Energy | 2.7% | 6 | TRGP, YZ8, MPC |
| Real Estate | 2.6% | 8 | SPG, HST, RHP |
| Consumer Defensive | 1.1% | 3 | USFD, PFGC, SYY |
| Other | 0.6% | 2 | PPB, CZN |
| Basic Materials | 0.3% | 1 | AXTA |
Sum of the weights of the holdings in each sector.
MID top industries
Software - Application
11.9%
Software - Infrastructure
10.9%
Semiconductors
7.6%
Travel Services
4.5%
Diagnostics & Research
4.0%
Aerospace & Defense
3.5%
Internet Content & Information
3.0%
Engineering & Construction
2.8%
Internet Retail
2.8%
Medical Devices
2.6%
Electrical Equipment & Parts
2.5%
Biotechnology
2.5%
Utilities - Independent Power Producers
2.4%
Building Products & Equipment
2.0%
Lodging
1.6%
MID overlap with other ETFs
| ETF | Fund | Overlap | Shared holdings | Expense ratio |
|---|---|---|---|---|
| VTI | Vanguard Total Stock Market ETF | 6.1% | 144 of 2,941 | 0.03% |
| SPY | SPDR S&P 500 ETF | 4.8% | 68 of 502 | 0.09% |
| QQQ | Invesco QQQ ETF | 3.4% | 15 of 101 | 0.17% |
| IWM | iShares Russell 2000 ETF | 1.2% | 5 of 1,962 | 0.19% |
| VXUS | Vanguard Total International Stock ETF | 0.3% | 13 of 8,035 | 0.05% |
| DIA | SPDR Dow Jones Industrial Average ETF | 0.0% | 0 of 30 | 0.16% |
Overlap = sum over shared holdings of the smaller of the two weights. 100% means identical portfolios.
About the MID portfolio
American Century Mid Cap Growth Impact ETF holds 150 positions. The ten largest make up 24.4% of the fund and the top 50 66.1%, so it behaves like a portfolio of about 76 equally weighted stocks. The biggest positions are Cloudflare, Inc. (4.80%), Datadog, Inc. (3.97%), Vistra Corp. (2.44%), Astera Labs, Inc. (2.26%), DexCom, Inc. (2.17%).
By sector, Technology is 35.3%, Industrials is 16.2%, Healthcare is 12.7%. Holdings data is from the fund's latest portfolio as reported by EODHD on October 25, 2026; positions change as the fund rebalances.
Related: MID chart, MID performance, MID dividends, MID valuation, MID overview.
MID holdings FAQ
How many holdings does MID have?
MID holds 150 positions as of October 25, 2026.
What are the top 10 holdings of MID?
The ten largest holdings are Cloudflare, Inc. (4.80%), Datadog, Inc. (3.97%), Vistra Corp. (2.44%), Astera Labs, Inc. (2.26%), DexCom, Inc. (2.17%), Royal Caribbean Cruises Ltd. (1.85%), Snowflake Inc. (1.81%), Corpay, Inc. (1.73%), Credo Technology Group Holding Ltd (1.70%), Viking Holdings Ltd (1.67%). Together they are 24.4% of the fund.
What percentage of MID is Cloudflare, Inc.?
Cloudflare, Inc. is the largest holding at 4.80% of net assets, about $4.9M of the fund's $101.7M.
Which sector is the largest in MID?
Technology is the largest sector at 35.3%, followed by Industrials (16.2%) and Healthcare (12.7%), based on the sectors of the individual holdings.
How concentrated is MID?
The top 10 holdings are 24.4% of the fund. By the effective number of holdings (1 divided by the sum of squared weights) MID behaves like a portfolio of about 76 equally weighted stocks.