Company: HBCYF
Filing Date: 2025-05-12
Form Type: 6-K
Source: 0001654954-25-005424
Chunk: 0

Company: HSBC HOLDINGS PLC
Filing Date: 2025-05-12
Form: 6-K
Chunk 0
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#### FORM 6-K

### SECURITIES AND EXCHANGE COMMISSION

#### Washington, D.C. 20549

#### Report of Foreign Private Issuer

#### Pursuant to Rule 13a - 16 or 15d - 16 of

#### the Securities Exchange Act of 1934
<div align='center'>For the month of May</div>

#### HSBC Holdings plc
<div align='center'>42nd Floor, 8 Canada Square, London E14 5HQ, England

(Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F).

Form 20-F X Form 40-F</div>

### HSBC HOLDINGS PLC

#### 12 May 2025

#### Transaction in own shares
HSBC Holdings plc (" HSBC " or the " Company ") announces that it has purchased for cancellation the following number of its ordinary shares of US$0.50 from Morgan Stanley & Co. International plc (" Morgan Stanley ") as part of its buy-back announced on 6 May 2025.

UK Venues

| Date of                                       
 purchase:                                     |    12 May 
      2025 |
| Number                                        
 of ordinary shares of US$0.50 each purchased: | 2,588,458 |
| Highest                                       
 price paid per share:                         |   £8.8450 |
| Lowest                                        
 price paid per share:                         |   £8.7360 |
| Volume                                        
 weighted average price paid per share:        |   £8.8082 |

All repurchases on the London Stock Exchange, Aquis Exchange, Cboe Europe Limited (through the BXE and CXE order books) and/or Turquoise (" UK Venues ") are implemented as "on Exchange" transactions (as such term is defined in the rules of the London Stock Exchange) and as "market purchases" for the purposes of the Companies Act 2006.

Hong Kong Stock Exchange

| Date of                                       
 purchase:                                     |     12 May 
       2025 |
| Number                                        
 of ordinary shares of US$0.50 each purchased: |  2,382,000 |
| Highest                                       
 price paid per share:                         | HK$90.6000 |
| Lowest                                        
 price paid per share:                         | HK$88.1000 |
| Volume                                        
 weighted average price paid per share:        | HK$88.6313 |

All repurchases on