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Fidelity Mid Cap Index Fund (FSMDX)

$42.59 +$0.08 (+0.19%) |CouncilHOLD · 47 · C
Bottom line: HOLD — our Council read (47/100) and AI Score (47/100) broadly agree.
MCap: $51.53B|
Data from FMP · Methodology

For informational purposes only. Not financial advice. Analysis by Sedat ANAK, Founder & Editor-in-Chief | AI-powered analysis. Data sourced from SEC filings and institutional-grade financial providers. Editorially reviewed. Not financial advice.

Fidelity Mid Cap Index Fund (FSMDX) trades at $42.59 with AI Score 47/100 (Grade C). Fidelity Mid Cap Index Fund (FSMDX) is designed to mirror the performance of the Russell Midcap® Index. The fund primarily invests in mid-sized U. S. Market cap: $51.53B, Sector: Financial services.

Price live · AI analysis from Mar 18, 2026
Fidelity Mid Cap Index Fund (FSMDX) is designed to mirror the performance of the Russell Midcap® Index. The fund primarily invests in mid-sized U.S. companies, offering investors exposure to this segment of the market.

Analyst 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. In the absence of analyst consensus, our AI model evaluates FSMDX against Financial Services peers across nine fundamental dimensions and assigns an underweight signal based on the underlying data.

Council Score · Weighted Average of 3 Disciplines
HOLD 47/100 · C

FSMDX: the 1 perspectives are evenly split.

How is this calculated? →
Council Score · 8 perspectives · See tabs for details →

Fidelity Mid Cap Index Fund (FSMDX) Financial Services Profile

HeadquartersBoston, US
IPO Year2011

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.

Data Provenance | Financial Data Quantitative Analysis NASDAQ Analysis: Mar 18, 2026

What Is the Investment Thesis for FSMDX?

Fidelity Mid Cap Index Fund (FSMDX) presents a compelling investment option for investors seeking diversified exposure to the mid-cap segment of the U.S. equity market. 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 $51.53B, 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 AI Score
FSMAX Fidelity Extended Market Index Fund $117.72 -0.55% $42.73B 44
FSPGX Fidelity Large Cap Growth Index Fund $47.54 -1.37% $47.25B 44
FSSNX Fidelity Small Cap Index Fund $37.52 -0.53% $34.00B 47
LDLVX Lord Abbett Short Duration Income Fund $3.84 +0.00% $43.66B 46
MDIJX MFS International Diversification Fund $30.34 +0.83% $44.59B 44
NXDT NexPoint Diversified Real Estate Trust $5.53 +3.08% $285.77M 73
GENB Generate Biomedicines, Inc. $17.03 -2.18% $2.18B 72
SII Sprott Inc. $118.11 +2.72% $3.05B 71

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 Could Drive FSMDX Stock Higher?

  • Continued growth of the U.S. economy and the mid-cap market segment.
  • Increasing adoption of passive investment strategies.
  • Potential changes in the composition of the Russell Midcap® Index, which could lead to portfolio adjustments and increased trading activity.
  • Optimization of the fund's securities lending program to generate additional income.

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 the Growth Opportunities for FSMDX?

  • Increased Adoption of Passive Investing: The growing trend of passive investing presents a significant growth opportunity for FSMDX. As investors increasingly seek low-cost, diversified investment options, index funds like FSMDX are becoming more attractive. The market for passive investments is expected to continue to grow in the coming years, driven by factors such as lower fees, transparency, and consistent performance. This trend could lead to increased inflows into FSMDX, boosting its assets under management and overall returns. The timeline for this growth is ongoing, as passive investing continues to gain traction in the market.
  • Expansion of the Mid-Cap Market Segment: The growth of mid-sized companies in the U.S. economy presents another growth opportunity for FSMDX. As these companies expand their operations and increase their market capitalization, they become more prominent within the Russell Midcap® Index. This growth translates into higher returns for FSMDX investors, as the fund's assets increase in value. The timeline for this growth is dependent on the overall health of the U.S. economy and the performance of individual mid-cap companies. However, the long-term outlook for the mid-cap market segment remains positive.
  • Securities Lending Program Optimization: FSMDX has the opportunity to optimize its securities lending program to generate additional income. By carefully managing the lending of its portfolio securities, the fund can earn incremental returns that enhance overall performance. This involves identifying securities that are in high demand for borrowing and lending them at favorable rates. The timeline for this optimization is ongoing, as the fund continuously seeks to improve its securities lending practices. The potential benefits include increased income and higher returns for investors.
  • Strategic Partnerships and Distribution Agreements: FSMDX can pursue strategic partnerships and distribution agreements to expand its reach and attract new investors. This could involve partnering with other financial institutions, such as brokerage firms or retirement plan providers, to offer FSMDX as an investment option to their clients. By expanding its distribution network, FSMDX can increase its visibility and attract a wider range of investors. The timeline for these partnerships and agreements is dependent on the fund's ability to identify and negotiate with potential partners. However, the long-term benefits could be significant.
  • Enhanced Marketing and Investor Education: FSMDX can invest in enhanced marketing and investor education initiatives to raise awareness of the fund and its benefits. This could involve creating educational materials, hosting webinars, and attending industry conferences to promote the fund to potential investors. By educating investors about the advantages of passive investing and the specific features of FSMDX, the fund can attract new assets and increase its market share. The timeline for these initiatives is ongoing, as the fund continuously seeks to improve its marketing and communication efforts.

What Opportunities Does FSMDX Have?

  • Growing demand for passive investment strategies.
  • Expansion of the mid-cap market segment.
  • Potential for increased assets under management.
  • Optimization of securities lending program.

What Threats Does FSMDX Face?

  • Market volatility and economic downturns.
  • Increased competition from other index funds and ETFs.
  • Changes in the composition of the Russell Midcap® Index.
  • Regulatory changes affecting the asset management industry.

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.
AI Confidence: 72% Updated: Mar 18, 2026

FSMDX Valuation & Market Position

Relative to its peer group, FSMDX's quantitative score of 47/100 is roughly in line with the peer average of 45/100.

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 · July 2026

FSMDX Latest News

No recent news available for FSMDX.

FSMDX Analyst Consensus

Consensus Rating

Aggregated Buy/Hold/Sell recommendations from Benzinga, Yahoo Finance, and Finnhub for FSMDX.

Price Targets

Wall Street price target analysis for FSMDX.

FSMDX MoonshotScore

47/100

What does this score mean?

The MoonshotScore rates FSMDX's growth potential on a scale of 0-100 across multiple factors including innovation, market disruption, financial health, and momentum.

FSMDX Financial Services Stock FAQ

What does Fidelity Mid Cap Index Fund do?

Fidelity Mid Cap Index Fund (FSMDX) is designed to replicate the performance of the Russell Midcap® Index, providing investors with a passively managed investment vehicle focused on mid-sized U.S. companies. The fund invests at least 80% of its assets in securities included in the index, effectively mirroring its composition and weighting. By tracking the index, FSMDX offers diversified exposure to a broad range of sectors within the mid-cap market segment, allowing investors to participate in the growth potential of these companies. The fund also engages in securities lending to generate additional income, enhancing overall returns for investors.

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. Additionally, changes in the composition of the Russell Midcap® Index could lead to portfolio adjustments and increased trading activity, which could also affect the fund's returns. Competition from other index funds and ETFs offering similar exposure is another ongoing risk.

What are the key factors to evaluate for FSMDX?

Fidelity Mid Cap Index Fund (FSMDX) holds an AI score of 47/100 (low). Not financial advice.

How frequently does FSMDX data refresh on this page?

FSMDX prices update in real time during U.S. market hours. Fundamentals refresh after quarterly filings; analyst ratings and AI insights update daily; news is aggregated continuously.

What has driven FSMDX's recent stock price performance?

Fidelity Mid Cap Index Fund (FSMDX) moves on earnings results, analyst revisions, sector rotation, and market sentiment. Notable catalyst: Low expense ratio due to passive management. See the News tab for the latest drivers. Past performance does not predict future results.

Should investors consider FSMDX overvalued or undervalued right now?

Valuing Fidelity Mid Cap Index Fund (FSMDX) requires multiple metrics. Compare P/E, P/S, and EV/EBITDA against sector peers for a full view.

What research should beginners do before buying FSMDX?

Before investing in Fidelity Mid Cap Index Fund (FSMDX), research these four areas: (1) the company's revenue model and competitive position (see Company Overview), (2) financial health through revenue growth, margins, and cash flow (see MoonshotScore), (3) what Wall Street analysts recommend and their price targets (see Analyst tab), and (4) specific risk factors that could impact the stock (see Risk Factors section).

Why might investors consider adding FSMDX to a portfolio?

Key strength of Fidelity Mid Cap Index Fund (FSMDX): Low expense ratio due to passive management. Weigh rewards against risks and diversify. Not financial advice.

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

Price as of Analysis updated AI Score refreshed daily
Data Sources & Methodology
Market data powered by Financial Modeling Prep & Yahoo Finance. AI analysis by Stock Expert AI proprietary algorithms. Technical indicators via industry-standard calculations. Last updated: .
Data Provenance
Sources: Financial Modeling Prep (FMP) — Primary · Yahoo Finance — Fallback · Alpaca — Tertiary
Last fetched:
Cache TTL: Quote 5min · Profile 7d · Financials 7d · Insider 48h
How we use AI: Numbers are pulled directly from FMP & Yahoo Finance — our AI writes the analysis, it never edits the figures.
Data provided as-is for educational purposes. Not financial advice. Methodology

Data provided for informational purposes only.

Analysis Notes
  • AI analysis is pending for FSMDX, which limits the availability of analyst consensus and valuation metrics.
  • The information provided is based on available data and may be subject to change.
Data Sources

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