Form 8.3 SPIRENT COMMUNICATIONS PLC Replacement

Companies

Barclays (BARC)
Spirent Communications (SPT)

UK 100

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FORM 8.3
Amendment - this form replaces RNS number 9745C published at 15:28 on 10/10/2025 changes made to section 2a and 3b
PUBLIC OPENING POSITION DISCLOSURE/DEALING DISCLOSURE BY
A PERSON WITH INTERESTS IN RELEVANT SECURITIES REPRESENTING 1% OR
MORE
Rule 8.3 of the Takeover Code (the "Code")
1.				KEY INFORMATION
(a)	Full name of discloser:				Barclays PLC.
(b)	Owner or controller of interest and short
	positions disclosed, if different from 1(a):
(c)	Name of offeror/offeree in relation to whose				SPIRENT COMMUNICATIONS PLC
	relevant securities this form relates:
(d)	If an exempt fund manager connected with an
	offeror/offeree, state this and specify identity of
	offeror/offeree:
(e)	Date position held/dealing undertaken:				09 Oct 2025
(f)	In addition to the company in 1(c) above, is the discloser making				NO
	disclosures in respect of any other party to the offer?
2.				POSITIONS OF THE PERSON MAKING THE DISCLOSURE
(a)	Interests and short positions in the relevant securities of the offeror or offeree
	to which the disclosure relates following the dealing(if any)
Class of relevant security:				3 1/3p ordinary
				Interests		Short Positions
				Number	(%)	Number	(%)
(1)	Relevant securities owned
	and/or controlled:			31,429,588	5.33%	7,979,609	1.35%
(2)	Cash-settled derivatives:
				7,791,587	1.32%	31,474,304	5.33%
(3)	Stock-settled derivatives (including options)
	and agreements to purchase/sell:			0	0.00%	0	0.00%

	TOTAL:			39,221,175	6.65%	39,453,913	6.68%
(b)	Rights to subscribe for new securities (including directors and other executive
	options)
Class of relevant security in relation to
which subscription right exists
Details, including nature of the rights
concerned and relevant percentages:
3.				DEALINGS (IF ANY) BY THE PERSON MAKING THE DISCLOSURE
(a)	Purchases and sales
Class of relevant		Purchase/sale		Number of		Price per unit
security				securities
3 1/3p ordinary		Purchase		2,595,867		1.9839 GBP
3 1/3p ordinary		Purchase		97,829		1.9860 GBP
3 1/3p ordinary		Purchase		75,457		1.9841 GBP
3 1/3p ordinary		Purchase		31,835		1.9855 GBP
3 1/3p ordinary		Purchase		1,635		1.9850 GBP
3 1/3p ordinary		Purchase		1,124		1.9840 GBP
3 1/3p ordinary		Sale		4,816,400		1.9830 GBP
3 1/3p ordinary		Sale		190,964		1.9858 GBP
3 1/3p ordinary		Sale		22,441		1.9840 GBP
3 1/3p ordinary		Sale		8,262		1.9856 GBP
3 1/3p ordinary		Sale		7,387		1.9860 GBP

(b)	Cash-settled derivative transactions
Class of		Product		Nature of dealing		Number of	Price per
relevant		description				reference	unit
security						securities
3 1/3p ordinary		SWAP		Decreasing Short		12,194	1.9823 GBP
3 1/3p ordinary		SWAP		Increasing Short		12,194	1.9824 GBP
3 1/3p ordinary		SWAP		Increasing Short		2,595,867	1.9839 GBP
3 1/3p ordinary		SWAP		Decreasing Short		4,816,400	1.9830 null
3 1/3p ordinary		SWAP		Decreasing Short		600	1.9839 GBP
3 1/3p ordinary		SWAP		Decreasing Short		2,464	1.9840 GBP
3 1/3p ordinary		SWAP		Decreasing Short		151	1.9849 GBP
3 1/3p ordinary		SWAP		Decreasing Short		60,326	1.9854 GBP
3 1/3p ordinary		SWAP		Decreasing Short		41,564	1.9856 GBP
3 1/3p ordinary		SWAP		Decreasing Short		20,120	1.9860 GBP
3 1/3p ordinary		SWAP		Increasing Short		23	1.9820 GBP
3 1/3p ordinary		SWAP		Increasing Short		1,045	1.9840 GBP
3 1/3p ordinary		SWAP		Increasing Short		78,587	1.9841 GBP
3 1/3p ordinary		SWAP		Increasing Short		3,940	1.9843 GBP
3 1/3p ordinary		SWAP		Increasing Short		457	1.9845 GBP
3 1/3p ordinary		SWAP		Increasing Short		25,632	1.9860 GBP
3 1/3p ordinary		CFD		Decreasing Short		17,434	1.9836 GBP

(c)	Stock-settled derivative transactions (including options)
(i)	Writing, selling, purchasing or varying
Class	Product	Writing,	Number	Exercise	Type	Expiry	Option
of	description	purchasing,	of	price		date	money
relevant		selling,	securities	per unit			paid/
security		varying etc	to which				received
			option				per unit
			relates


(ii)	Exercise
Class of relevant		Product description		Exercising/ exercised against		Number of	Exercise price per
security						securities	unit


(d)	Other dealings (including subscribing for new securities)
Class of relevant		Nature of Dealings		Details		Price per unit (if
security						applicable)

4.				OTHER INFORMATION
(a)	Indemnity and other dealings arrangements
Details of any indemnity or option arrangement, or any agreement or understanding,
formal or informal, relating to relevant securities which may be an inducement to deal
or refrain from dealing entered into by the exempt principal trader making the disclosure and any party
to the offer or any person acting in concert with a party to the offer:
NONE
(b)	Agreements, arrangements or understandings relating to options or derivatives
Details of any agreement, arrangement or understanding, formal or informal, between
the person making the disclosure and any other person relating to:
(i) the voting rights of any relevant securities under any option; or
(ii) the voting rights of future acquisition or disposal of any relevant securities to which
any derivative is referenced:
NONE
(c)	Attachments
Is a Supplemental Form 8 (Open Positions) attached?				NO
Date of disclosure:				14 Oct 2025
Contact name:				Large Holdings Regulatory Operations
Telephone number:				020 3134 7213