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“When we own portions of outstanding businesses with outstanding managements, our favorite holding period is forever.”

— Warren Buffett

Assurant stock has delivered a strong long-term total return for investors who combined patience with dividend reinvestment. A hypothetical $10,000 investment in Assurant Inc (NYSE: AIZ) made on 11/13/2006 would have grown to $83,826.73 by 11/12/2026, assuming all dividends were reinvested. That result highlights how compounding, rather than price appreciation alone, can shape long-horizon equity returns.

Assurant is best known as a specialty insurer with businesses spanning property, housing, lifestyle, and related protection products. For a company in insurance and risk management, long-term shareholder returns are typically driven by a combination of underwriting discipline, capital allocation, earnings growth, and the steady contribution of dividends. The 20-year result below shows how those elements translated into total return for AIZ shareholders over time.

AIZ 20-Year Return Details

AIZ 20-Year Return Details
Start date:	11/13/2006	$10,000 11/13/2006   $83,826 11/12/2026
End date:	11/12/2026
Start price/share:	$55.44
End price/share:	$321.09
Starting shares:	180.38
Ending shares:	260.87
Dividends reinvested/share:	$35.08
Total return:	737.62%
Average annual return:	11.21%
Starting investment:	$10,000.00
Ending investment:	$83,826.73

Over this 20-year period, Assurant generated an annualized total return of 11.21%. In dollar terms, that means a $10,000 initial investment compounded into $83,826.73 as of 11/12/2026. On a cumulative basis, the gain was 737.62%. These figures were computed using the Dividend Channel DRIP Returns Calculator.

What Drove the Long-Term Return?

The AIZ total return came from two sources:

• Share price appreciation: the stock price rose from $55.44 to $321.09.
• Reinvested dividends: Assurant paid a cumulative $35.08 per share in dividends over the holding period, and those cash distributions were assumed to be reinvested.

That reinvestment effect is visible in the share count. An initial 180.38 shares grew to 260.87 shares by the end of the period. In other words, dividends did not merely provide cash income; they increased ownership over time, allowing later gains to compound on a larger base of shares.

This distinction matters. Looking only at the stock’s price change understates the full investment outcome. For dividend-paying companies, especially over long periods, reinvested distributions can account for a meaningful portion of total shareholder return.

A Quick Read on Yield and Yield on Cost

Based on the most recent annualized dividend rate of $3.52 per share, AIZ has a current yield of approximately 1.10% using the ending share price shown above.

Another useful measure is yield on cost, which compares the current annualized dividend to the original purchase price. Using the same $3.52 annualized dividend and the original $55.44 entry price, the yield on cost is 1.98%.

Yield on cost is not a valuation metric, and it does not describe the return available to a new buyer today. What it does show is how dividend growth can improve the income generated by an investment relative to the investor’s original capital committed.

Why the Assurant Example Matters

Assurant’s 20-year performance illustrates several broader points about long-term equity investing:

• Time magnifies compounding: modest annual returns become substantial cumulative gains over two decades.
• Dividends matter: even with a moderate current yield, reinvestment can significantly lift ending value.
• Total return is the right lens: focusing on price alone can miss an important part of shareholder economics.
• Business durability matters: sustained returns over long periods generally require an underlying business model capable of producing resilient cash flows and disciplined capital allocation.

For insurers and specialty financial companies, long-run outcomes often depend less on short-term market sentiment than on execution: pricing risk correctly, managing claims exposure, maintaining capital strength, and returning excess capital in a rational way. AIZ’s historical return profile fits that framework.

Bottom Line

A $10,000 investment in Assurant stock in November 2006 would have grown to $83,826.73 by November 2026, assuming dividends were reinvested. The result underscores the long-term value of compounding, the importance of measuring total return, and the role that steady dividend payments can play in building wealth over extended holding periods.

“While some might mistakenly consider value investing a mechanical tool for identifying bargains, it is actually a comprehensive investment philosophy that emphasizes the need to perform in-depth fundamental analysis, pursue long-term investment results, limit risk, and resist crowd psychology.” — Seth Klarman