Average Institutional Ownership of US Public Companies

6 min read

Average Institutional Ownership

73.5%

Across 818 sampled public companies

Highest Sector (Healthcare)

81.9%

Mega Cap Average

69.4%

Breakdown by Market Cap

Institutional capital tends to gravitate towards larger, more liquid companies. Here is the average ownership percentage broken down by company size.

Market Cap Segment Average Inst. Ownership
Mega Cap 69.4%
Large Cap 72.5%
Mid Cap 79.9%
Small Cap 58.7%
Micro Cap 46.2%

Breakdown by Sector

Different sectors attract varying levels of institutional interest based on their capital requirements, stability, and growth profiles.

Sector Avg Ownership
Healthcare 81.9%
Consumer Cyclical 80.5%
Industrials 80.3%
Technology 78.9%
Real Estate 78.6%
Energy 70.9%
Consumer Defensive 67.3%
Communication Services 66.0%
Basic Materials 65.6%
Financial Services 63.6%

Distribution of Institutional Ownership

How is institutional ownership distributed across the market? This chart shows the frequency of companies falling into specific ownership brackets.

The Extremes: Most and Least Owned

Top 20 Most Institutionally Owned

Note: Values >100% can occur due to short selling, where shares are borrowed and counted multiple times.

Ticker Company Inst. Own
WING Wingstop Inc. 132.7%
KRC Kilroy Realty Corporation 131.0%
SEI Solaris Energy Infrastructure, 130.1%
CWST Casella Waste Systems, Inc. 126.8%
TWST Twist Bioscience Corporation 122.5%
ETSY Etsy, Inc. 121.0%
YETI YETI Holdings, Inc. 120.5%
PSN Parsons Corporation 119.9%
MLYS Mineralys Therapeutics, Inc. 118.1%
QTWO Q2 Holdings, Inc. 117.5%
GPK Graphic Packaging Holding Compa 117.4%
EZPW EZCORP, Inc. 117.0%
DNTH Dianthus Therapeutics, Inc. 116.8%
HPP Hudson Pacific Properties, Inc. 115.7%
DYN Dyne Therapeutics, Inc. 115.3%
WSO Watsco, Inc. 115.0%
PTEN Patterson-UTI Energy, Inc. 114.7%
CORZ Core Scientific, Inc. 114.4%
NOVT Novanta Inc. 114.2%
NOG Northern Oil and Gas, Inc. 114.2%

Top 20 Least Institutionally Owned (>$500M)

These companies have minimal institutional backing, often due to high insider ownership, recent IPOs, or foreign status.

Ticker Company Inst. Own
FPS Forgent Power Solutions, Inc. 0.0%
EMAT Evolution Metals & Technologies 0.0%
RGC Regencell Bioscience Holdings L 0.1%
TLX Telix Pharmaceuticals Limited 0.3%
BSBR Banco Santander Brasil SA 0.7%
EC Ecopetrol S.A. 1.1%
AVAL Grupo Aval Acciones y Valores S 1.2%
KEP Korea Electric Power Corporatio 1.8%
IX ORIX Corporation 2.5%
BCH Banco De Chile 2.6%
GSIW Garden Stage Limited 2.7%
NMR Nomura Holdings Inc 2.8%
HCM HUTCHMED (China) Limited 3.1%
SAN Banco Santander, S.A. Sponsored 3.1%
WF Woori Financial Group Inc. 3.2%
LYG Lloyds Banking Group Plc 3.5%
WIT Wipro Limited 3.7%
ENIC Enel Chile S.A. 4.2%
HMC Honda Motor Company, Ltd. 4.2%
CEPU Central Puerto S.A. 4.4%

How to Interpret Institutional Ownership

What does high institutional ownership signal?

High institutional ownership (typically >80%) signals that the "smart money"—mutual funds, pension funds, hedge funds, and endowments—has confidence in the stock. These institutions perform rigorous due diligence and have massive research budgets. High ownership also provides strong liquidity. However, when ownership approaches or exceeds 90-100%, the trade is considered crowded. If a negative catalyst occurs, institutions may all rush to the exits simultaneously, leading to a violent price crash.

What does low institutional ownership signal?

Low institutional ownership (typically <20% for established companies) can signal a lack of confidence, high risk, poor liquidity, or simply that the company is "undiscovered." However, for retail investors, a solid company with low institutional ownership can be a goldmine. If the company performs well and begins attracting institutional capital, the massive influx of fund buying can drive the stock price up significantly. Note that low ownership can also artificially occur in companies with massive insider or family ownership (e.g., controlling stakes).

How to use institutional ownership in stock screening

  • The Sweet Spot: Look for mid-cap or small-cap stocks with accelerating earnings but institutional ownership in the 30% - 60% range. This leaves room for institutional accumulation.
  • Red Flags: Be cautious of micro-caps with >90% institutional ownership. They are often propped up by a few large holders and susceptible to massive dumps.
  • Trend Analysis: Static ownership percentages are less useful than the change in ownership. An increase from 20% to 40% over two quarters is a powerful bullish signal.

Frequently Asked Questions

What is the average institutional ownership across all US public companies?

Based on 2026 data, the average institutional ownership across US public companies is approximately 73.5%. This varies significantly by market capitalization and sector.

What does a high institutional ownership percentage signal?

High institutional ownership (typically >80%) signals strong confidence from major funds and banks, implying stability, rigorous analysis backing the stock, and liquidity. However, extremely high levels (>95%) can mean the stock is 'crowded,' leaving fewer marginal buyers to drive the price up further and increasing the risk of sharp selloffs if institutions simultaneously exit.

What does low institutional ownership signal?

Low institutional ownership (often <20%) could mean the company is undiscovered, too small, lacks a proven track record, or operates in a highly speculative space. It can also indicate a high insider or founder ownership structure. For investors, it may present an opportunity to 'get in early' before institutional money drives up the price, albeit with higher risk and lower liquidity.

Which sectors have the highest institutional ownership?

Our 2026 analysis shows that sectors like Healthcare (81.9%) and Consumer Cyclical (80.5%) tend to attract the highest institutional capital due to reliable cash flows or strong growth characteristics.

How does market cap affect institutional ownership?

There is a direct correlation between market cap and institutional ownership. Mega-cap and large-cap stocks typically see higher average institutional ownership because large funds require massive liquidity to build positions without moving the market. Small and micro-cap stocks have noticeably lower institutional ownership.

Methodology: This 2026 study analyzed a diverse cross-section of 818 US-listed equities, including major S&P 500 constituents and components of broader market indices spanning mega-cap to micro-cap companies. Data was sourced from public market filings via Yahoo Finance APIs. Averages presented are unweighted arithmetic means of the institutional ownership percentages within the respective cohorts. Data for informational purposes only.

Cite This Page

Westmount Fundamentals. "Average Institutional Ownership of US Public Companies." westmountfundamentals.com/average-institutional-ownership-2026, 2026.

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