Full name of discloser:

Massachusetts Financial Services Company

Owner or controller of interests and short positions disclosed, if different from 1(a):

The naming of nominee or vehicle companies is insufficient. For a trust, the trustee(s), settlor and beneficiaries must be named.

Name of offeror/offeree in relation to whose relevant securities this form relates:

Use a separate form for each offeror/offeree

BEAZLEY PLC ( BZLYF )

If an exempt fund manager connected with an offeror/offeree, state this and specify identity of offeror/offeree:

Date position held/dealing undertaken:

For an opening position disclosure, state the latest practicable date prior to the disclosure

01 June 2026

In addition to the company in 1(c) above, is the discloser making disclosures in respect of any other party to the offer?

If it is a cash offer or possible cash offer, state “N/A”

NO

Common Stock (GB00BYQ0JC66)

Interests

Short Positions

Number

%

Number

%

Relevant securities owned and/or controlled:

Cash-settled derivatives:

Stock-settled derivatives (including options) and agreements to purchase/sell:

Total

Purchase/sale

Number of securities

Price per unit

Product description e.g. CFD

Nature of dealing e.g. opening/closing a long/short position, increasing/reducing a long/short position

Number of reference securities

Price per unit

Product description e.g. call option

Writing, purchasing, selling, varying etc.

Number of securities to which option relates

Exercise price per unit

Type e.g. American, European etc.

Expiry date

Option money paid/ received per unit

Product description e.g. call option

Exercising/ exercised against

Number of securities

Exercise price per unit

Nature of dealing e.g. subscription, conversion

Details

Price per unit (if applicable)

NO

02 June 2026

Nikki Cagan

+442074297243