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“Only buy something that you’d be perfectly happy to hold if the market shut down for 10 years.”

— Warren Buffett

The wisdom of Warren Buffett reflects a value-based philosophy about investing that says investors are buying shares in a business, and encourages strategic thinking about investment time horizon. Before placing a buy order for a stock, a great question we can ask is whether we would still be comfortable making the investment if we couldn’t sell it for many years?

A “buy-and-hold” approach may call for a time horizon that spans a long period of time — maybe even lasting for a decade-long holding period. Suppose such a “buy-and-hold” investor had looked into buying shares of Anthem Inc (NYSE: ANTM) back in 2011. Let’s take a look at how such an investment would have worked out for that buy-and-hold investor:

Start date: 10/21/2011
$10,000

10/21/2011
$73,969

10/20/2021
End date: 10/20/2021
Start price/share: $66.65
End price/share: $424.05
Starting shares: 150.04
Ending shares: 174.44
Dividends reinvested/share: $25.40
Total return: 639.72%
Average annual return: 22.14%
Starting investment: $10,000.00
Ending investment: $73,969.91

The above analysis shows the decade-long investment result worked out exceptionally well, with an annualized rate of return of 22.14%. This would have turned a $10K investment made 10 years ago into $73,969.91 today (as of 10/20/2021). On a total return basis, that’s a result of 639.72% (something to think about: how might ANTM shares perform over the next 10 years?). [These numbers were computed with the Dividend Channel DRIP Returns Calculator.]

Notice that Anthem Inc paid investors a total of $25.40/share in dividends over the 10 holding period, marking a second component of the total return beyond share price change alone. Much like watering a tree, reinvesting dividends can help an investment to grow over time — for the above calculations we assume dividend reinvestment (and for this exercise the closing price on ex-date is used for the reinvestment of a given dividend).

Based upon the most recent annualized dividend rate of 4.52/share, we calculate that ANTM has a current yield of approximately 1.07%. Another interesting datapoint we can examine is ‘yield on cost’ — in other words, we can express the current annualized dividend of 4.52 against the original $66.65/share purchase price. This works out to a yield on cost of 1.61%.

More investment wisdom to ponder:
“If you’re looking for a home run, a great investment for five years or 10 years or more, then the only way to beat this enormous fog that covers the future is to identify a long-term trend that will give a particular business some sort of edge.” — Ralph Wanger