ARM.L Regulatory News (ARM)

1.

Name of the issuer

ARM HOLDINGS PLC

2.

State whether the notification relates to (i) a

transaction notified in accordance with DTR 3.1.2 R,

(ii) a disclosure made in accordance

LR 9.8.6R(1) or

(iii) a disclosure made in accordance with section 793 of the Companies Act (2006).

NOTIFICATION IN ACCORDANCE WITH DTR 3.1.2 R

3.

Name of person discharging managerial

responsibilities/director

THOMAS LANTZSCH

4.

State whether notification relates to a person

connected with a person discharging managerial responsibilities/director named in 3 and identify the connected person

N/A

5.

Indicate whether the notification is in respect of a holding of the person referred to in 3 or 4 above or in respect of a nonbeneficial

interest 1

HOLDING OF THE PERSON NAMED

6.

Description of shares (including class), debentures or derivatives or financial instruments relating to shares

ORDINARY SHARES 0.05p EACH

7.

Name of registered shareholders(s) and, if more than one, the number of shares held by each of them

THOMAS LANTZSCH

8.

State the nature of the transaction

SHARE DISPOSAL

9.

Number of shares, debentures or financial

instruments relating to shares acquired

N/A

10.

Percentage of issued class acquired

N/A

11.

Number of shares, debentures or financial

instruments relating to shares disposed

25,496

12.

Percentage of issued class disposed

Negligible

13.

Price per share or value of transaction

950.46 pence per share

14.

Date and place of transaction

23 February 2016, UK

15.

Total holding following notification and total percentage holding following notification (any treasury shares should not be taken into account when calculating percentage)

50,100 Ordinary shares

168 ADRs

(0.000036%)

16.

Date issuer informed of transaction

26 February 2016, UK

Name of authorised official of issuer responsible for making notification

PHILIP DAVIS

COMPANY SECRETARY

Date of notification 26 February 2016