What if you'd held PFE?
A $1,000 investment in Pfizer, Inc. (PFE) at the month-end close of 1972-06 would be worth $194,759 at the close of 2026-08 — +19375.9% total return, dividends reinvested. The same $1,000 in the S&P 500 would be worth $71,943.
Your scenario
Result
If you'd bought $1,000 at the start of each year
Value of $1,000 invested on January 1 of each year, held to 2026-08, dividends included.
Every year, $1,000 from 1972
| Year | Value of $1,000 | Year return |
|---|---|---|
| 1972 | $1,000 | — |
| 1973 | $1,025 | +2.5% |
| 1974 | $793 | -22.7% |
| 1975 | $695 | -12.3% |
| 1976 | $753 | +8.3% |
| 1977 | $731 | -2.9% |
| 1978 | $918 | +25.6% |
| 1979 | $1,136 | +23.7% |
| 1980 | $1,589 | +39.9% |
| 1981 | $1,641 | +3.3% |
| 1982 | $2,191 | +33.5% |
| 1983 | $2,342 | +6.9% |
| 1984 | $2,876 | +22.8% |
| 1985 | $3,557 | +23.7% |
| 1986 | $4,410 | +24.0% |
| 1987 | $3,468 | -21.4% |
| 1988 | $4,484 | +29.3% |
| 1989 | $5,567 | +24.2% |
| 1990 | $6,699 | +20.3% |
| 1991 | $14,252 | +112.8% |
| 1992 | $12,548 | -12.0% |
| 1993 | $12,261 | -2.3% |
| 1994 | $14,139 | +15.3% |
| 1995 | $23,569 | +66.7% |
| 1996 | $31,580 | +34.0% |
| 1997 | $57,449 | +81.9% |
| 1998 | $97,042 | +68.9% |
| 1999 | $76,180 | -21.5% |
| 2000 | $108,979 | +43.1% |
| 2001 | $95,384 | -12.5% |
| 2002 | $74,250 | -22.2% |
| 2003 | $87,428 | +17.7% |
| 2004 | $67,930 | -22.3% |
| 2005 | $60,709 | -10.6% |
| 2006 | $69,973 | +15.3% |
| 2007 | $64,280 | -8.1% |
| 2008 | $53,380 | -17.0% |
| 2009 | $57,757 | +8.2% |
| 2010 | $57,939 | +0.3% |
| 2011 | $74,616 | +28.8% |
| 2012 | $89,857 | +20.4% |
| 2013 | $113,405 | +26.2% |
| 2014 | $119,389 | +5.3% |
| 2015 | $127,851 | +7.1% |
| 2016 | $133,508 | +4.4% |
| 2017 | $154,739 | +15.9% |
| 2018 | $193,143 | +24.8% |
| 2019 | $179,801 | -6.9% |
| 2020 | $185,320 | +3.1% |
| 2021 | $308,919 | +66.7% |
| 2022 | $276,766 | -10.4% |
| 2023 | $162,561 | -41.3% |
| 2024 | $158,957 | -2.2% |
| 2025 | $159,986 | +0.6% |
| 2026 | $190,811 | +19.3% |
Best and worst month-end to buy
The best single month-end close to have bought PFE was 1974-09 ($0.08): $1,000 then is $343,971 today. The worst was 2021-12 ($45.72): $1,000 then is $618.
FAQ
What would $1,000 in PFE be worth today?
A $1,000 investment in Pfizer, Inc. (PFE) at the start of 1972 would be worth about $194,759 today, a total return of +19375.9%. Dividends are reinvested in these figures.
What were the best and worst years for PFE?
Pfizer, Inc. (PFE)'s strongest calendar year since 1972 was 1991, a +112.8% return — $1,000 held through that year became about $2,128 by year-end. Its weakest year was 2023, at -41.3%.
Does the calculator include dividends and splits?
Yes where available. Prices are adjusted for both stock splits and reinvested dividends (total return), the same measure brokerages use.
How much would $100 per month in PFE have grown?
Investing $100 at the end of every month since 1972-06 would have grown to about $3.27M on $65,100 invested.
Did PFE beat the S&P 500?
Over the same period, $1,000 in the S&P 500 index would be worth $71,943. PFE beat the S&P 500 by +170.7% in total return.
Is this investment advice?
No. What If I'd Held is an entertainment and education tool. Every number is a historical calculation, not a prediction, and past performance never guarantees future results.
Methodology
Pfizer, Inc. (PFE) historical total-return data from 1972-06 to 2026-08, reduced to month-end closes for the tables above.
Returns use adjusted close prices from Yahoo Finance historical data — adjusted for stock splits and reinvested dividends — the same convention used by major brokerages. A "year" scenario invests $1,000 at the prior December's month-end close and values it at the latest available month-end close. Non-USD amounts are converted at historical month-end exchange rates (Yahoo Finance): to USD on the buy date and back to your currency at the latest rate, so the return reflects the currency move as well as the asset.
Month-end resolution means intra-month extremes are not captured in tables; the calculator uses exact trading-day closes where daily data is available. Figures ignore taxes, fees, and the currency effects of non-USD listings. History is not a forecast. What If I'd Held is entertainment, not investment advice.
What if you'd held…
Data: adjusted close prices via Yahoo Finance. As of 2026-08. Not financial advice.