Exhibit 99.1
Sun Life Announces Conversion Privilege of Class
A Non-Cumulative Rate Reset Preferred Shares Series 10R and Class A Non-Cumulative Floating Rate Preferred Shares Series 11QR
TORONTO, Aug. 14, 2026 /CNW/ - Sun Life Financial
Inc. (TSX: SLF) (NYSE: SLF) ("Sun Life") today announced that it does not intend to exercise its right to redeem its currently
outstanding Class A Non-Cumulative Rate Reset Preferred Shares Series 10R (the "Series 10R Shares") nor its currently outstanding
Class A Non-Cumulative Floating Rate Preferred Shares Series 11QR (the "Series 11QR Shares") on September 30, 2026. As a result,
subject to certain conditions, the holders of Series 10R Shares have the right to convert all or part of their Series 10R Shares on a
one-for-one basis into Series 11QR Shares, and the holders of Series 11QR Shares have the right to convert all or a part of their Series
11QR Shares on a one-for-one basis into Series 10R Shares, in each case on September 30, 2026. Holders of Series 10R Shares who do not
exercise their right to convert their Series 10R Shares into Series 11QR Shares on such date will retain their Series 10R Shares, and
holders of Series 11QR Shares who do not exercise their right to convert their Series 11QR Shares into Series 10R Shares on such date
will retain their Series 11QR Shares.
The foregoing conversions are subject to the conditions
that: (i) if Sun Life determines that there would be less than one million Series 10R Shares outstanding after September 30, 2026, then
all remaining Series 10R Shares will automatically be converted into Series 11QR Shares on a one-for-one basis on September 30, 2026,
and (ii) alternatively, if Sun Life determines that there would be less than one million Series 11QR Shares outstanding after September
30, 2026, then all remaining Series 11QR Shares will automatically be converted into Series 10R Shares on a one-for-one basis on September
30, 2026. In either case, Sun Life will give a written notice to that effect to any registered holder affected by the preceding minimums
on or before Monday, September 21, 2026.
The dividend rate applicable to the Series 10R Shares
for the five-year period commencing on September 30, 2026 and ending on September 29, 2031, and the dividend rate applicable to the Series
11QR Shares for the three-month period commencing on September 30, 2026 and ending on December 30, 2026, will be determined on Monday,
August 31, 2026 and will be announced in a news release on Monday, August 31, 2026.
Beneficial owners of Series 10R Shares and Series
11QR Shares who wish to exercise their right of conversion should communicate as soon as possible with their broker or other nominee and
ensure that they follow their instructions in order to ensure that they meet the deadline to exercise such right, which is 5:00 p.m. (ET)
on Wednesday, September 16, 2026.
Subject to regulatory approval, Sun Life may redeem
all or any part of the outstanding Series 10R Shares, at Sun Life's option, by the payment of an amount in cash for each share so redeemed
of $25.00, together with all declared and unpaid dividends to the date fixed for redemption, on September 30, 2031 and on September 30
in every fifth year thereafter. Subject to regulatory approval, Sun Life may redeem all or any part of the then outstanding Series 11QR
Shares, at Sun Life's option, by the payment of an amount in cash for each share so redeemed of (i) $25.00, together with all declared
and unpaid dividends to the date fixed for redemption in the case of redemptions on September 30, 2031 and on September 30 every five
years thereafter, or (ii) $25.50, together with all declared and unpaid dividends to the date fixed for redemption in the case of redemptions
on any other date.
The Series 10R Shares and the Series 11QR Shares have
not been and will not be registered under the United States Securities Act of 1933, as amended, and subject to certain exceptions, may
not be offered, sold or delivered, directly or indirectly, in the United States of America for the account or benefit of U.S. persons.
This release does not constitute an offer to sell or a solicitation to buy such securities in the United States.
About Sun Life
Sun Life is a leading international financial services organization providing asset management, wealth, insurance and health solutions
to individual and institutional Clients. Sun Life has operations in a number of markets worldwide, including Canada, the United States,
the United Kingdom, Ireland, Hong Kong, the Philippines, Japan, Indonesia, India, China, Australia, Singapore, Vietnam, Malaysia and Bermuda.
As of June 30, 2026, Sun Life had total assets under management of $1.70 trillion. For more information, please visit sunlife.com.
Sun Life Financial Inc. trades on the Toronto (TSX),
New York (NYSE) and Philippine (PSE) stock exchanges under the ticker symbol SLF.
Note to editors: All figures in Canadian
dollars
To contact Sun Life media relations, please email
Media.Relations@sunlife.com
To contact Sun Life investor relations, please
email Investor_Relations@sunlife.com
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SOURCE Sun Life Financial Inc. - Financial News
View original content to download multimedia: http://www.newswire.ca/en/releases/archive/August2026/14/c3362.html
%CIK: 0001097362
CO: Sun Life Financial Inc. - Financial News
CNW 17:01e 14-AUG-26