Form 424B3 - Prospectus [Rule 424(b)(3)]

Prospectus Supplement

John Hancock Financial Opportunities Fund (the fund)

Supplement dated September 12, 2023 to the current Prospectus, as may be supplemented (the Prospectus)

The following replaces any references, contained either in the Prospectus or the Prospectus Supplement, with respect to the Fund’s: (i) last reported

sale price; (ii) net asset value (“NAV”) per Common Share; and (iii) percentage premium to NAV per Common Share.

The last reported sale price, NAV per share and percentage premium to NAV per share of the

Common

Shares as of September 8, 2023 were $25.87,

$25.31, and 2.21%, respectively

You should read this supplement in conjunction with the Prospectus and retain it for your future reference.

Manulife, Manulife Investment Management, Stylized M Design, and Manulife Investment Management & Stylized M Design are trademarks of

The Manufacturers Life Insurance Company and are used by its affiliates under license.

N-2	Sep. 12, 2023 $ / shares
Cover [Abstract]
Entity Central Index Key	0000925683
Amendment Flag	false
Document Type	424B3
Entity Registrant Name	John Hancock Financial Opportunities Fund
General Description of Registrant [Abstract]
Share Price	$ 25.87
NAV Per Share	$ 25.31
Latest Premium (Discount) to NAV [Percent]	2.21%

- Definition

Net asset value per share or per unit of investments in certain entities that calculate net asset value per share. Includes, but is not limited to, by unit, membership interest, or other ownership interest. Investment includes, but is not limited to, investment in certain hedge funds, venture capital funds, private equity funds, real estate partnerships or funds. Excludes fair value disclosure.

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