Fidelity Mid Cap Index Fund (FSMDX) Fund Overview
Educational signal · not a buy or sell recommendation · How to read this
Beta 1.10: the stock has moved about 10% more than the S&P 500.
For informational purposes only. Not financial advice. Machine-generated analysis by Stock Expert AI — model gemini-2.0-flash, generated Mar 18, 2026. Editorial oversight is systemic, not page-by-page. Editorially accountable: Sedat ANAK, Founder and Editor-in-Chief. Data sources: Financial Modeling Prep, Yahoo Finance, SEC EDGAR
Quick AnswerFidelity Mid Cap Index Fund (FSMDX) trades at $42.24. Fidelity Mid Cap Index Fund (FSMDX) is designed to mirror the performance of the Russell Midcap® Index. Sector: Financials.
Price as of · Last analyzed: Mar 18, 2026Analyst Coverage for FSMDX: FSMDX does not currently have published analyst price targets in our coverage universe. This is common for smaller-cap names with limited Wall Street coverage.
Fidelity Mid Cap Index Fund (FSMDX) Financial Services Profile
Fidelity Mid Cap Index Fund (FSMDX) provides investors with a passively managed investment vehicle focused on replicating the returns of the Russell Midcap® Index. With a substantial market capitalization, the fund offers diversified exposure to mid-sized U.S. companies, appealing to investors seeking broad market representation within this specific market segment.
What Is the Investment Thesis for FSMDX?
The fund's primary value driver is its ability to closely track the performance of the Russell Midcap® Index, providing investors with a return profile that mirrors the index's movements. With a beta of 1.10, FSMDX exhibits slightly higher volatility than the overall market, which may appeal to investors seeking enhanced returns. A key growth catalyst for FSMDX is the continued expansion of the U.S. economy and the growth of mid-sized companies within the index. As these companies grow and increase in value, the fund's assets will also increase, leading to higher returns for investors. While FSMDX does not offer a dividend yield, the potential for capital appreciation through index tracking makes it a noteworthy option for long-term investors. Potential risks include market fluctuations and economic downturns, which could negatively impact the value of the fund's holdings.
Based on FMP financials and quantitative analysis
FSMDX Key Highlights
Market Cap of $49.26B, reflecting the fund's significant size and influence in the mid-cap market segment.
- Beta of 1.10 indicates slightly higher volatility compared to the broader market, potentially offering enhanced returns during periods of market growth.
- The fund invests at least 80% of its assets in securities included in the Russell Midcap® Index, ensuring close tracking of the index's performance.
- FSMDX engages in securities lending to generate additional income, enhancing overall returns for investors.
- The fund provides diversified exposure to mid-sized U.S. companies across various sectors, reducing the risk associated with investing in individual stocks.
Who Are FSMDX's Competitors?
FSMDX is benchmarked below against 8 industry peers on price, market cap, and our AI MoonshotScore.
| Company | Price | Change | Market Cap | MoonshotScore |
|---|---|---|---|---|
| FSMAX Fidelity Extended Market Index Fund | $114.87 | +0.72% | $43.8B | — |
| FSPGX Fidelity Large Cap Growth Index Fund | $50.35 | +0.96% | $49.9B | — |
| FSSNX Fidelity Small Cap Index Fund | $35.78 | +0.51% | $33.4B | — |
| LDLVX Lord Abbett Short Duration Income Fund | $3.78 | 0.00% | $43.0B | — |
| MDIJX MFS International Diversification Fund | $30.92 | +0.72% | $43.5B | — |
| BLK BlackRock, Inc. | $1066.45 | +0.64% | $165B | 51 5-pillar |
| BX Blackstone Inc. | $111.64 | -0.09% | $136B | 66 5-pillar |
| APOS Apollo Global Management, Inc. | $25.59 | 0.00% | $74.8B | 56 5-pillar |
AI Score by Stock Expert AI · Price data: FMP / Yahoo Finance
What Are FSMDX's Key Strengths?
Low expense ratio due to passive management.
- Close tracking of the Russell Midcap® Index.
- Diversified exposure to a broad range of mid-cap companies.
- Established brand and reputation of Fidelity Investments.
What Are FSMDX's Weaknesses?
Limited potential for outperformance compared to actively managed funds.
- Performance is directly tied to the performance of the Russell Midcap® Index.
- No dividend yield.
What Are the Key Risks for FSMDX?
Market volatility and economic downturns, which could negatively impact the value of the fund's holdings.
- Competition from other index funds and ETFs offering similar exposure.
- Changes in the regulatory environment affecting the asset management industry.
- Dependence on the performance of the Russell Midcap® Index.
What Are FSMDX's Competitive Advantages?
- Low cost structure due to passive management.
- Close tracking of the Russell Midcap® Index.
- Established brand and reputation of Fidelity Investments.
- Diversified exposure to a broad range of mid-cap companies.
What Does FSMDX Do?
Fidelity Mid Cap Index Fund (FSMDX) is a passively managed investment fund designed to track the performance of the Russell Midcap® Index. The fund operates under the umbrella of Fidelity Investments, a well-established financial services company with a long history in asset management. FSMDX was created to provide investors with a simple and cost-effective way to gain exposure to the mid-cap segment of the U.S. equity market. The fund achieves its investment objective by investing at least 80% of its assets in securities included in the Russell Midcap® Index, effectively mirroring the index's composition and weighting. This approach ensures that the fund's performance closely aligns with that of the benchmark index. In addition to investing in index securities, FSMDX may also engage in securities lending to generate additional income. This involves lending a portion of the fund's portfolio to other financial institutions, which provides a small boost to overall returns. FSMDX offers a diversified portfolio of mid-sized U.S. companies across various sectors, providing investors with broad market exposure and reducing the risk associated with investing in individual stocks. The fund is available to both individual and institutional investors, making it accessible to a wide range of market participants.
What Products and Services Does FSMDX Offer?
- Invests at least 80% of its assets in securities included in the Russell Midcap® Index.
- Mirrors the composition and weighting of the Russell Midcap® Index.
- Provides investors with exposure to mid-sized U.S. companies.
- Offers a passively managed investment approach.
- Engages in securities lending to generate additional income.
- Provides diversified exposure to various sectors within the mid-cap market segment.
How Does FSMDX Make Money?
- Tracks the performance of the Russell Midcap® Index.
- Generates returns through capital appreciation of its underlying investments.
- Earns additional income through securities lending activities.
What Industry Does FSMDX Operate In?
Fidelity Mid Cap Index Fund (FSMDX) operates within the asset management industry, which is characterized by intense competition and evolving market trends. The fund's focus on passively tracking the Russell Midcap® Index positions it as a low-cost alternative to actively managed mid-cap funds. The asset management industry is influenced by factors such as market volatility, interest rates, and regulatory changes. As investors increasingly seek low-cost investment options, index funds like FSMDX are gaining popularity. The competitive landscape includes other index funds and ETFs that track similar benchmarks, as well as actively managed funds that aim to outperform the index.
Who Are FSMDX's Key Customers?
- Individual investors seeking diversified exposure to mid-cap stocks.
- Institutional investors looking for a low-cost index tracking fund.
- Retirement plan participants seeking broad market exposure within their portfolios.
Research confidence
Thin evidence — scoring coverage unknown. Treat this as a starting point, not a conclusion.
- ● Scoring coverage unknown
- ● Price is current
- ● No filing on record
- ● No analyst coverage
- ● This is a fund, not an operating company
MoonshotScore History
Recorded daily since 2026-08-23 · 42 snapshots
| 2026-08-23 | 47 |
| 2026-08-31 | 47 |
| 2026-09-08 | 47 |
| 2026-09-16 | 47 |
| 2026-09-24 | 47 |
| 2026-10-04 | 47 |
| 2026-10-05 | 47 |
What changed?
The score has stayed at 47.
Over the same 30 days the stock moved -2.8%.
FSMDX Financials
Bull Case vs Bear Case
Bull Case
- Low expense ratio due to passive management.
- Close tracking of the Russell Midcap® Index.
- Diversified exposure to a broad range of mid-cap companies.
- Established brand and reputation of Fidelity Investments.
Bear Case
- Limited potential for outperformance compared to actively managed funds.
- Performance is directly tied to the performance of the Russell Midcap® Index.
- No dividend yield.
- Potential: Market volatility and economic downturns, which could negatively impact the value of the fund's holdings.
AI-generated arguments based on insider flow, news sentiment and technicals — not financial advice · March 2026
FSMDX Latest News
No recent news available for FSMDX.
FSMDX Analyst Consensus
Consensus Rating
Aggregated Buy/Hold/Sell recommendations collected by Financial Modeling Prep for FSMDX.
Price Targets
Wall Street price target analysis for FSMDX.
FSMDX MoonshotScore
MoonshotScore is Stock Expert AI's proprietary 0-100 research rating, not a buy or sell recommendation. No MoonshotScore is published for FSMDX; grades run from A+ (80-100) to F (below 30).
FSMDX Financials Stock FAQ
What are the main risks for FSMDX?
The main risks for Fidelity Mid Cap Index Fund (FSMDX) are primarily related to market volatility and economic downturns. As a passively managed fund that tracks the Russell Midcap® Index, FSMDX is susceptible to fluctuations in the value of its underlying holdings. A significant decline in the overall market or the mid-cap segment could negatively impact the fund's performance.
Disclaimer: This content is for informational purposes only and does not constitute investment advice. Always do your own research and consult a financial advisor.
Official Resources
MoonshotScore is not published for this security.
Data provided for informational purposes only.
- The information provided is based on available data and may be subject to change.