Company: HUM
Filing Date: 2025-03-28
Form Type: 424B5
Source: 0001628280-25-015313
Chunk: 0

Company: HUMANA INC
Filing Date: 2025-03-28
Form: 424B5
Chunk 0
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| Filed Pursuant to Rule 424(b)(5) |
| Registration No. 333-277734      |

#### Prospectus Supplement

#### March 26, 2025
(To Prospectus dated March 7, 2024)

<div align='center'>$250,000,000</div>

#### Humana Inc.
<div align='center'>$250,000,000 5.375% Senior Notes due 2031</div>

The 2031 notes (referred to herein as the additional 2031 notes) will bear interest at 5.375% per year. Interest on the additional 2031 notes will be payable on April 15 and October 15 of each year, beginning on April 15, 2025. The additional 2031 notes will mature on April 15, 2031. Interest on the additional 2031 notes will accrue from October 15, 2024. Such accrued interest on the additional 2031 notes from October 15, 2024 to but excluding the settlement date must be paid by the purchasers of the additional 2031 notes offered hereby.

The additional 2031 notes offered hereby will be an additional issuance of the 5.375% Senior Notes due 2031 that we issued in an aggregate principal amount of $1,250,000,000 on March 13, 2024 (referred to herein as the existing 2031 notes and, where the context requires, together with the additional 2031 notes, referred to herein as the notes), will be fungible with the existing 2031 notes and will be consolidated with and form a single series with the existing 2031 notes. The additional 2031 notes offered hereby will have terms that are identical to the terms of the existing 2031 notes (except for the issuance date and the issuance price) and will have the same ISIN and CUSIP numbers as the existing 2031 notes. Immediately after giving effect to the issuance of the additional 2031 notes offered hereby and together with the previously issued $1,250,000,000 in aggregate principal amount of the existing 2031 notes, the outstanding principal amount of the notes will be $1,500,000,000.

At our option, we may redeem the notes, in whole or in part, before their maturity date at the redemption prices described in this prospectus supplement under the caption “Description of the Notes—Optional Redemption.” If a change of control triggering event