Pfizer Inc. (PFE) is a biopharmaceutical company and manufacturer of health care products. The publicly-traded company owns several household brands—including Advil, Centrum, Lipitor, Lyrica, Prevnar, and Viagra—and manages a portfolio of health products. The company is one of the largest drugmakers around with a $200 billion market cap. 

Key Takeaways

  • The top four mutual fund holders of Pfizer shares own almost 7% of the company.
  • The Vanguard Total Stock Market Index is the top mutual fund holder of Pfizer shares with 2.8%. 
  • The four major mutual fund holders of Pfizer have all posted three-year annualized gains of 12% or better. 

Pfizer released its second-quarter earnings ending Jul. 29, 2019, posting $13.3 billion in revenues for the quarter—down 2% from the same quarter last year. Its earnings per share came in as $0.80, up 4% year-over-year. Not surprisingly, the largest investors of Pfizer are mutual funds. Here are the company's four largest mutual fund owners:

Vanguard Total Stock Market Index Fund (VTSMX)

The Vanguard Total Stock Market Index was launched in April 1992. Since then, the fund's assets have grown to $823.8 billion, and it invests primarily in U.S. large-cap stocks. With 154.4 million shares of Pfizer as of Jul. 31, 2019, VTSMX is the company's largest mutual fund holder. 

The fund has invested 0.65% of its portfolio into Pfizer and owns about 2.79% of the company. The Vanguard Total Stock Market Index Fund has a 12.12% three-year annualized return and a minimum investment of $3,000.

7.5%

The amount of Pfizer that is owned by Vanguard across all its funds.

Vanguard 500 Index Fund (VFINX)

The Vanguard 500 Index Fund Investor Shares seeks to provide investment results corresponding to the price and yield performance of the S&P 500 Index, its benchmark index, with a high degree of positive correlation. VFINX was issued by Vanguard in August 1976 and has assets of $492.2 billion, 0.87% of which are invested in Pfizer. 

With 109.5 million shares, about 1.96% of the company, the fund is Pfizer's second-largest mutual fund shareholder. The Vanguard 500 Index Fund has a 12.55% three-year annualized return and a minimum investment of $3,000.

SPDR S&P 500 ETF (SPY)

The SPDR S&P 500 ETF (SPY) is the first ETF to be introduced in the U.S. public market and remains one of the most popular to this day. The fund holds 61.8 million shares of Pfizer, which translates to 1.11% of the company and a third-place ranking among the company's top mutual fund owners. SPY invests 0.81% of its $265.7 billion portfolio in Pfizer. The SPDR S&P 500 ETF has a three-year annualized return of yield of 13.2%.

Vanguard Institutional Index Fund (VINIX)

The Vanguard Institutional Index Fund Institutional Shares (VINIX) is an institutional fund that tracks the S&P 500 Index. The fund follows a passively managed, full replication approach invested in 506 stocks. With 51.6 million shares of Pzier in its portfolio, VINIX is the company's fourth-largest mutual fund owner. 

As of Jul. 31, 2019, the fund invests 1.05% of its $231.4 billion portfolio in its 0.93% ownership of Pfizer. The Vanguard Institutional Index Fund has a 12.67% three-year annualized return and a minimum investment of $3,000.