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
 
For the month of June 2018
 
HSBC Holdings plc
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  
(Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934).
Yes  No X
(If "Yes" is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82-   ).
 
 
 
 
 
 
 
HSBC HOLDINGS PLC
 
8 June 2018
 
Transaction in own shares
 
HSBC Holdings plc (the Company) announces that it has purchased for cancellation the following number of its ordinary shares of US$0.50 each on the London Stock Exchange from Credit Suisse Securities (Europe) Limited (Credit Suisse) as part of its buyback announced on 9 May 2018.
 
 
Date of purchase:
8 June 2018
Number of ordinary shares of US$0.50 each purchased:
2,025,720
Highest price paid per share:
£7.3390
Lowest price paid per share:
£7.2560
Volume weighted average price paid per share:
£7.2943
 
 
Following the cancellation of the repurchased shares, the Company will have 20,359,867,860 ordinary shares in issue, including 325,273,407 ordinary shares which are held in treasury. Therefore the total voting rights in HSBC Holdings plc will be 20,034,594,453. This figure for the total number of voting rights may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, HSBC Holdings plc under the FCA's Disclosure Guidance and Transparency Rules.
 
In accordance with Article 5(1)(b) of Regulation (EU) No 596/2014 (the Market Abuse Regulation), a full breakdown of the individual trades is attached to this announcement.
 
http://www.rns-pdf.londonstockexchange.com/rns/8513Q_1-2018-6-8.pdf 
 
This announcement will also be available on HSBC's website at www.hsbc.com/sea
 
Enquiries to:
 
Lee Davis
Shareholder Services
+ 44 (0) 207 991 3048
 
 
 
 
SIGNATURE
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.
 
HSBC Holdings plc
 
 
 
By:
 
Name: Ben J S Mathews
 
Title: Group Company Secretary
 
 
 
Date: 08 June 2018