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“I buy on the assumption that they could close the market the next day and not reopen it for five years.”

— Warren Buffett

The above quote from Warren Buffett is timeless, and brings into focus the choice about time horizon that any investor should think about before buying a stock they are considering. Behind every stock is an actual business; what will that business look like over a five year period?

Today, let’s look backwards in time to 2015, and take a look at what happened to investors who asked that very question about Costco Wholesale Corp (NASD: COST), by taking a look at the investment outcome over a five year holding period.

Start date: 10/30/2015
$10,000

10/30/2015
$25,345

10/29/2020
End date: 10/29/2020
Start price/share: $158.12
End price/share: $364.86
Starting shares: 63.24
Ending shares: 69.47
Dividends reinvested/share: $18.58
Total return: 153.47%
Average annual return: 20.43%
Starting investment: $10,000.00
Ending investment: $25,345.14

As we can see, the five year investment result worked out exceptionally well, with an annualized rate of return of 20.43%. This would have turned a $10K investment made 5 years ago into $25,345.14 today (as of 10/29/2020). On a total return basis, that’s a result of 153.47% (something to think about: how might COST shares perform over the next 5 years?). [These numbers were computed with the Dividend Channel DRIP Returns Calculator.]

Notice that Costco Wholesale Corp paid investors a total of $18.58/share in dividends over the 5 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 2.8/share, we calculate that COST has a current yield of approximately 0.77%. Another interesting datapoint we can examine is ‘yield on cost’ — in other words, we can express the current annualized dividend of 2.8 against the original $158.12/share purchase price. This works out to a yield on cost of 0.49%.

Here’s one more great investment quote before you go:
“Invest for the long haul. Don’t get too greedy and don’t get too scared.” — Shelby Davis