Fidelity Mid Cap Growth Index Fund (FMDGX) is an MF managed by Fidelity. Its largest position is Vertiv Holdings Co (VRT), representing 3.42% of fund assets.
Fidelity Mid Cap Growth Index Fund Portfolio Holdings
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- FMDGX
- Type:
- MF
- Manager:
- Fidelity
- Total Assets:
- —
- Report Date:
- Mar 31, 2026
- Filing Date:
- May 26, 2026
| Holding | Weight | Market Value | Shares |
|---|---|---|---|
|
-
Vertiv Holdings Co
|
3.42% | $116,444,526.00 | 464,700 |
|
-
FIDELITY REVERE STREET TRUST
|
3.33% | $113,240,497.64 | 113,229,175 |
|
-
Howmet Aerospace Inc.
|
3.32% | $112,878,847.08 | 489,798 |
|
-
ROYAL CARIBBEAN CRUISES LTD
|
2.50% | $85,161,330.50 | 309,475 |
|
-
Hilton Worldwide Holdings Inc.
|
2.49% | $84,713,647.20 | 278,590 |
|
-
Cloudflare, Inc.
|
2.32% | $79,012,331.82 | 382,923 |
|
-
QUANTA SERVICES, INC.
|
2.25% | $76,509,780.14 | 139,357 |
|
-
Cencora, Inc.
|
2.06% | $70,258,667.56 | 223,654 |
|
-
Targa Resources Corp.
|
1.91% | $65,048,639.01 | 259,437 |
|
-
Vistra Corp.
|
1.82% | $62,122,068.54 | 413,238 |
|
-
MONOLITHIC POWER SYSTEMS, INC.
|
1.82% | $61,813,635.60 | 56,536 |
|
-
COMFORT SYSTEMS USA INC
|
1.72% | $58,593,285.10 | 42,490 |
|
-
IDEXX LABORATORIES INC /DE
|
1.61% | $54,678,639.68 | 97,312 |
|
-
FASTENAL CO
|
1.57% | $53,434,193.60 | 1,151,599 |
|
-
CARVANA CO.
|
1.52% | $51,910,739.98 | 165,121 |
|
-
ALNYLAM PHARMACEUTICALS, INC.
|
1.50% | $51,230,256.45 | 154,835 |
|
-
W.W. GRAINGER, INC.
|
1.46% | $49,743,117.62 | 45,602 |
|
-
AMERIPRISE FINANCIAL INC
|
1.32% | $45,014,609.20 | 101,293 |
|
-
Datadog, Inc.
|
1.32% | $45,010,930.35 | 381,287 |
|
-
Roblox Corp
|
1.26% | $42,849,912.56 | 757,601 |
|
-
AXON ENTERPRISE, INC.
|
1.15% | $39,223,943.71 | 92,359 |
|
-
INSMED Inc
|
1.15% | $39,200,322.56 | 239,728 |
|
-
Rocket Lab Corp
|
1.13% | $38,400,862.76 | 597,958 |
|
-
NRG ENERGY, INC.
|
1.07% | $36,544,937.52 | 250,068 |
|
-
Texas Pacific Land Corp
|
0.98% | $33,436,548.48 | 70,458 |
|
-
Cheniere Energy, Inc.
|
0.98% | $33,241,065.20 | 117,145 |
|
-
Expedia Group, Inc.
|
0.96% | $32,718,729.23 | 141,707 |
|
-
TAPESTRY, INC.
|
0.95% | $32,319,552.18 | 229,038 |
|
-
Natera, Inc.
|
0.95% | $32,269,386.45 | 161,355 |
|
-
CARDINAL HEALTH INC
|
0.91% | $30,955,013.21 | 146,491 |
|
-
FTAI Aviation Ltd.
|
0.90% | $30,481,920.00 | 124,416 |
|
-
Coupang, Inc.
|
0.89% | $30,170,825.28 | 1,598,031 |
|
-
DEXCOM INC
|
0.88% | $29,996,231.60 | 477,647 |
|
-
Live Nation Entertainment, Inc.
|
0.87% | $29,480,793.04 | 193,304 |
|
-
TRACTOR SUPPLY CO /DE/
|
0.86% | $29,414,966.10 | 649,337 |
|
-
LPL Financial Holdings Inc.
|
0.86% | $29,279,783.90 | 97,330 |
|
-
DARDEN RESTAURANTS INC
|
0.77% | $26,144,090.44 | 133,361 |
|
-
VEEVA SYSTEMS INC
|
0.75% | $25,475,267.16 | 145,026 |
|
-
Ares Management Corp
|
0.74% | $25,074,671.20 | 229,832 |
|
-
Burlington Stores, Inc.
|
0.73% | $24,977,470.32 | 76,764 |
|
-
FAIR ISAAC CORP
|
0.73% | $24,892,897.72 | 23,318 |
|
-
CORPAY, INC.
|
0.71% | $24,154,497.92 | 83,008 |
|
-
MSCI Inc.
|
0.68% | $23,103,585.63 | 42,863 |
|
-
SYSCO CORP
|
0.66% | $22,363,096.28 | 313,516 |
|
-
JABIL INC
|
0.65% | $21,968,929.15 | 82,705 |
|
-
Reddit, Inc.
|
0.63% | $21,303,919.05 | 158,217 |
|
-
BROADRIDGE FINANCIAL SOLUTIONS, INC.
|
0.62% | $21,011,263.68 | 129,316 |
|
-
AST SpaceMobile, Inc.
|
0.59% | $20,199,562.50 | 243,750 |
|
-
LAS VEGAS SANDS CORP
|
0.59% | $20,169,546.96 | 374,342 |
|
-
Restaurant Brands International Inc.
|
0.58% | $19,627,913.90 | 265,601 |
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