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Exhibit 1

British American Tobacco p.l.c.
(“the Company”)

Notification and public disclosure of transactions by persons discharging managerial responsibilities and persons closely associated with them

On 19 March 2026, the Company granted awards of British American Tobacco p.l.c. 25p ordinary shares (the “Shares”) to the Executive Director and other persons discharging managerial responsibilities listed below under the Deferred Share Bonus Scheme at an award price of 4,500 pence per Share.  Awards under the Deferred Share Bonus Scheme will vest after three years and no further performance conditions apply in that period.

1
Details of the person discharging managerial responsibilities/person closely associated
a)
Name
Tadeu Marroco
2
Reason for the notification
a)
Position/status
Chief Executive
b)
Initial notification /Amendment
Initial notification
3
Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)
Name
British American Tobacco p.l.c.
b)
LEI
213800FKA5MF17RJKT63
4
Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)
Description of the financial instrument, type of instrument
 
Identification code
Ordinary shares of 25p each
 
GB0002875804
b)
Nature of the transaction
Award of shares under the Deferred Share Bonus Scheme
c)
Price(s) and volume(s)
        
     
Price(s)
Volume(s)
  
     
£45.00
15,238
  
           
d)
Aggregated information
 
- Aggregated volume
 
- Price
 
 
15,238
 
£685,710.00
e)
Date of the transaction
2026-03-19
f)
Place of the transaction
Outside a trading venue
 

1
Details of the person discharging managerial responsibilities/person closely associated
a)
Name
James Barrett
2
Reason for the notification
a)
Position/status
Director, Business Development
b)
Initial notification /Amendment
Initial notification
3
Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)
Name
British American Tobacco p.l.c.
b)
LEI
213800FKA5MF17RJKT63
4
Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)
Description of the financial instrument, type of instrument
 
Identification code
Ordinary shares of 25p each
 
GB0002875804
b)
Nature of the transaction
Award of shares under the Deferred Share Bonus Scheme
c)
Price(s) and volume(s)
        
     
Price(s)
Volume(s)
  
     
£45.00
3,627
  
           
d)
Aggregated information
 
- Aggregated volume
 
- Price
 
 
3,627
 
£163,215.00
e)
Date of the transaction
2026-03-19
f)
Place of the transaction
Outside a trading venue
 
 
1
Details of the person discharging managerial responsibilities/person closely associated
a)
Name
Luciano Comin
2
Reason for the notification
a)
Position/status
Chief Marketing Officer
b)
Initial notification /Amendment
Initial notification
3
Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)
Name
British American Tobacco p.l.c.
b)
LEI
213800FKA5MF17RJKT63
4
Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)
Description of the financial instrument, type of instrument
 
Identification code
Ordinary shares of 25p each
 
GB0002875804
b)
Nature of the transaction
Award of shares under the Deferred Share Bonus Scheme
c)
Price(s) and volume(s)
        
     
Price(s)
Volume(s)
  
     
£45.00
5,018
  
           
d)
Aggregated information
 
- Aggregated volume
 
- Price
 
 
5,018
 
£225,810.00
e)
Date of the transaction
2026-03-19
f)
Place of the transaction
Outside a trading venue

 
1
Details of the person discharging managerial responsibilities/person closely associated
a)
Name
Javed Iqbal
2
Reason for the notification
a)
Position/status
Interim Chief Financial Officer and Director, Digital and Information
b)
Initial notification /Amendment
Initial notification
3
Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)
Name
British American Tobacco p.l.c.
b)
LEI
213800FKA5MF17RJKT63
4
Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)
Description of the financial instrument, type of instrument
 
Identification code
Ordinary shares of 25p each
 
GB0002875804
b)
Nature of the transaction
Award of shares under the Deferred Share Bonus Scheme
c)
Price(s) and volume(s)
        
     
Price(s)
Volume(s)
  
     
£45.00
4,710
  
           
d)
Aggregated information
 
- Aggregated volume
 
- Price
 
 
4,710
 
£211,950.00
e)
Date of the transaction
2026-03-19
f)
Place of the transaction
Outside a trading venue
 
 
1
Details of the person discharging managerial responsibilities/person closely associated
a)
Name
Zafar Khan
2
Reason for the notification
a)
Position/status
Director, Operations
b)
Initial notification /Amendment
Initial notification
3
Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)
Name
British American Tobacco p.l.c.
b)
LEI
213800FKA5MF17RJKT63
4
Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)
Description of the financial instrument, type of instrument
 
Identification code
Ordinary shares of 25p each
 
GB0002875804
b)
Nature of the transaction
Award of shares under the Deferred Share Bonus Scheme
c)
Price(s) and volume(s)
        
     
Price(s)
Volume(s)
  
     
£45.00
4,425
  
           
d)
Aggregated information
 
- Aggregated volume
 
- Price
 
 
4,425
 
£199,125.00
e)
Date of the transaction
2026-03-19
f)
Place of the transaction
Outside a trading venue
 
 
1
Details of the person discharging managerial responsibilities/person closely associated
a)
Name
Cora Koppe-Stahrenberg
2
Reason for the notification
a)
Position/status
Chief People Officer
b)
Initial notification /Amendment
Initial notification
3
Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)
Name
British American Tobacco p.l.c.
b)
LEI
213800FKA5MF17RJKT63
4
Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)
Description of the financial instrument, type of instrument
 
Identification code
Ordinary shares of 25p each
 
GB0002875804
b)
Nature of the transaction
Award of shares under the Deferred Share Bonus Scheme
c)
Price(s) and volume(s)
        
     
Price(s)
Volume(s)
  
     
£45.00
9,134
  
           
d)
Aggregated information
 
- Aggregated volume
 
- Price
 
 
9,134
 
£411,030.00
e)
Date of the transaction
2026-03-19
f)
Place of the transaction
Outside a trading venue


1
Details of the person discharging managerial responsibilities/person closely associated
a)
Name
Paul McCrory
2
Reason for the notification
a)
Position/status
Director, Legal and General Counsel
b)
Initial notification /Amendment
Initial notification
3
Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)
Name
British American Tobacco p.l.c.
b)
LEI
213800FKA5MF17RJKT63
4
Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)
Description of the financial instrument, type of instrument
 
Identification code
Ordinary shares of 25p each
 
GB0002875804
b)
Nature of the transaction
Award of shares under the Deferred Share Bonus Scheme
c)
Price(s) and volume(s)
        
     
Price(s)
Volume(s)
  
     
£45.00
3,687
  
           
d)
Aggregated information
 
- Aggregated volume
 
- Price
 
 
3,687
 
£165,915.00
e)
Date of the transaction
2026-03-19
f)
Place of the transaction
Outside a trading venue
 

1
Details of the person discharging managerial responsibilities/person closely associated
a)
Name
Pascale Meulemeester
2
Reason for the notification
a)
Position/status
Regional Director, Asia-Pacific, Middle East and Africa
b)
Initial notification /Amendment
Initial notification
3
Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)
Name
British American Tobacco p.l.c.
b)
LEI
213800FKA5MF17RJKT63
4
Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)
Description of the financial instrument, type of instrument
 
Identification code
Ordinary shares of 25p each
 
GB0002875804
b)
Nature of the transaction
Award of shares under the Deferred Share Bonus Scheme
c)
Price(s) and volume(s)
        
     
Price(s)
Volume(s)
  
     
£45.00
2,600
  
           
d)
Aggregated information
 
- Aggregated volume
 
- Price
 
 
2,600
 
£117,000.00
e)
Date of the transaction
2026-03-19
f)
Place of the transaction
Outside a trading venue
 

1
Details of the person discharging managerial responsibilities/person closely associated
a)
Name
Frederico Monteiro
2
Reason for the notification
a)
Position/status
Regional Director, Americas & Europe
b)
Initial notification /Amendment
Initial notification
3
Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)
Name
British American Tobacco p.l.c.
b)
LEI
213800FKA5MF17RJKT63
4
Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)
Description of the financial instrument, type of instrument
 
Identification code
Ordinary shares of 25p each
 
GB0002875804
b)
Nature of the transaction
Award of shares under the Deferred Share Bonus Scheme
c)
Price(s) and volume(s)
        
     
Price(s)
Volume(s)
  
     
£45.00
4,542
  
           
d)
Aggregated information
 
- Aggregated volume
 
- Price
 
 
4,542
 
£204,390.00
e)
Date of the transaction
2026-03-19
f)
Place of the transaction
Outside a trading venue
 

1
Details of the person discharging managerial responsibilities/person closely associated
a)
Name
James Murphy
2
Reason for the notification
a)
Position/status
Director, Research and Science
b)
Initial notification /Amendment
Initial notification
3
Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)
Name
British American Tobacco p.l.c.
b)
LEI
213800FKA5MF17RJKT63
4
Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)
Description of the financial instrument, type of instrument
 
Identification code
Ordinary shares of 25p each
 
GB0002875804
b)
Nature of the transaction
Award of shares under the Deferred Share Bonus Scheme
c)
Price(s) and volume(s)
        
     
Price(s)
Volume(s)
  
     
£45.00
7,782
  
           
d)
Aggregated information
 
- Aggregated volume
 
- Price
 
 
7,782
 
£350,190.00
e)
Date of the transaction
2026-03-19
f)
Place of the transaction
Outside a trading venue


1
Details of the person discharging managerial responsibilities/person closely associated
a)
Name
Johan Vandermeulen
2
Reason for the notification
a)
Position/status
Chief Operating Officer
b)
Initial notification /Amendment
Initial notification
3
Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)
Name
British American Tobacco p.l.c.
b)
LEI
213800FKA5MF17RJKT63
4
Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)
Description of the financial instrument, type of instrument
 
Identification code
Ordinary shares of 25p each
 
GB0002875804
b)
Nature of the transaction
Award of shares under the Deferred Share Bonus Scheme
c)
Price(s) and volume(s)
        
     
Price(s)
Volume(s)
  
     
£45.00
6,049
  
           
d)
Aggregated information
 
- Aggregated volume
 
- Price
 
 
6,049
 
£272,205.00
e)
Date of the transaction
2026-03-19
f)
Place of the transaction
Outside a trading venue
 
 
1
Details of the person discharging managerial responsibilities/person closely associated
a)
Name
David Waterfield
2
Reason for the notification
a)
Position/status
President and CEO, Reynolds American Inc.
b)
Initial notification /Amendment
Initial notification
3
Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)
Name
British American Tobacco p.l.c.
b)
LEI
213800FKA5MF17RJKT63
4
Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)
Description of the financial instrument, type of instrument
 
Identification code
Ordinary shares of 25p each
 
GB0002875804
b)
Nature of the transaction
Award of shares under the Deferred Share Bonus Scheme
c)
Price(s) and volume(s)
        
     
Price(s)
Volume(s)
  
     
£45.00
4,747
  
           
d)
Aggregated information
 
- Aggregated volume
 
- Price
 
 
4,747
 
£213,615.00
e)
Date of the transaction
2026-03-19
f)
Place of the transaction
Outside a trading venue
 
 
1
Details of the person discharging managerial responsibilities/person closely associated
a)
Name
Kingsley Wheaton
2
Reason for the notification
a)
Position/status
Chief Corporate Officer
b)
Initial notification /Amendment
Initial notification
3
Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a)
Name
British American Tobacco p.l.c.
b)
LEI
213800FKA5MF17RJKT63
4
Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted
a)
Description of the financial instrument, type of instrument
 
Identification code
Ordinary shares of 25p each
 
GB0002875804
b)
Nature of the transaction
Award of shares under the Deferred Share Bonus Scheme
c)
Price(s) and volume(s)
        
     
Price(s)
Volume(s)
  
     
£45.00
5,757
  
           
d)
Aggregated information
 
- Aggregated volume
 
- Price
 
 
5,757
 
£259,065.00
e)
Date of the transaction
2026-03-19
f)
Place of the transaction
Outside a trading venue

 
Name of officer of issuer responsible for making notification: Nancy Jiang
Date of notification: 20 March 2026