Company: GOOGL
Filing Date: 2025-04-30
Form Type: 424B2
Source: 0001193125-25-107005
Chunk: 11

Company: Alphabet Inc.
Filing Date: 2025-04-30
Form: 424B2
Chunk 11
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qualified reopening,” are                      
 otherwise treated as part of the same “issue” of debt instruments as the original series or are issued with less than a de minimis amount of original issue discount, in each case for U.S. federal income tax purposes. These additional           
 notes, together                                                                                                                                                                                                                                     |

S-5

| with the notes offered by this prospectus supplement, will form a single series with and increase the aggregate principal amount of the series under the indenture. |

| Concurrent Euro Notes Offering | Subject to market conditions and other factors, we may raise additional amounts for general corporate purposes, which may include the repayment of outstanding debt, in a near term Euro-denominated offering (the “Concurrent Euro Notes 
 Offering”), which may be substantially concurrent with this offering. Settlement of this offering is not conditioned upon the settlement of the Concurrent Euro Notes Offering or vice versa.                                             |

| The Concurrent Euro Notes Offering would only be made pursuant to a separate prospectus supplement. This prospectus supplement is not an offer to sell or a solicitation of an offer to buy any securities being offered in 
 the Concurrent Euro Notes Offering or vice versa. There can be no assurance that we will complete the Concurrent Euro Notes Offering as described herein or at all.                                                         |

| Risk Factors | You should consider carefully all the information set forth and incorporated by reference in this prospectus supplement and the accompanying prospectus and, in particular, you should evaluate the specific factors set forth under the heading 
 “Risk Factors” beginning on page S-7 of this prospectus supplement, as well as the other information contained or incorporated herein by reference, before investing in any of the notes offered hereby.                                         |

| Governing Law | New York. |

| Trustee | The Bank of New York Mellon Trust Company, N.A. |

S-6

RISK FACTORS

An investment in the notes involves certain risks. You should carefully consider the risk factors described under “Risk Factors” in our 2024 Annual
Report and as described in the Q1 2025 Quarterly Report, as well as the other information included or incorporated by reference in this prospectus supplement and the accompanying prospectus, before making an investment decision. Additional risks and
uncertainties not now known to us or that we now deem immaterial may also adversely affect our business or financial performance. Our business, financial condition, results of operations or cash flows could be materially adversely affected by any of
these risks. The market or trading price of the notes could decline due to any of these