Form 8.3 AUCTION TECHNOLOGY GROUP PLC

Companies

Barclays (BARC)
Auction Technology Group (ATG)

UK 100

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FORM 8.3
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				AUCTION TECHNOLOGY GROUP 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:				26 Jan 2026
(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:				0.01p ordinary
				Interests		Short Positions
				Number	(%)	Number	(%)
(1)	Relevant securities owned
	and/or controlled:			2,459,339	2.03%	2,577,055	2.13%
(2)	Cash-settled derivatives:
				2,350,004	1.94%	1,519,745	1.25%
(3)	Stock-settled derivatives (including options)
	and agreements to purchase/sell:			0	0.00%	0	0.00%

	TOTAL:			4,809,343	3.97%	4,096,800	3.38%
(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
0.01p ordinary		Purchase		42,157		3.3300 GBP
0.01p ordinary		Purchase		32,546		3.3214 GBP
0.01p ordinary		Purchase		23,300		3.3248 GBP
0.01p ordinary		Purchase		20,185		3.3124 GBP
0.01p ordinary		Purchase		13,405		3.3242 GBP
0.01p ordinary		Purchase		10,276		3.3173 GBP
0.01p ordinary		Purchase		5,326		3.3350 GBP
0.01p ordinary		Purchase		4,459		3.3270 GBP
0.01p ordinary		Purchase		4,454		3.3122 GBP
0.01p ordinary		Purchase		2,867		3.3535 GBP
0.01p ordinary		Purchase		2,472		3.3434 GBP
0.01p ordinary		Purchase		232		3.3293 GBP
0.01p ordinary		Purchase		183		3.3200 GBP
0.01p ordinary		Purchase		110		3.3100 GBP
0.01p ordinary		Purchase		107		3.3524 GBP
0.01p ordinary		Purchase		1		3.3646 GBP
0.01p ordinary		Sale		80,518		3.3300 GBP
0.01p ordinary		Sale		41,671		3.3265 GBP
0.01p ordinary		Sale		24,431		3.3137 GBP
0.01p ordinary		Sale		15,199		3.3226 GBP
0.01p ordinary		Sale		13,405		3.3266 GBP
0.01p ordinary		Sale		11,468		3.3185 GBP
0.01p ordinary		Sale		8,036		3.3294 GBP
0.01p ordinary		Sale		7,832		3.3210 GBP
0.01p ordinary		Sale		7,729		3.3191 GBP
0.01p ordinary		Sale		6,029		3.3116 GBP
0.01p ordinary		Sale		5,600		3.3337 GBP
0.01p ordinary		Sale		4,698		3.3298 GBP
0.01p ordinary		Sale		3,731		3.3391 GBP
0.01p ordinary		Sale		3,038		3.3177 GBP
0.01p ordinary		Sale		2,379		3.3187 GBP
0.01p ordinary		Sale		1,724		3.3400 GBP
0.01p ordinary		Sale		1,546		3.3357 GBP
0.01p ordinary		Sale		1,204		3.3175 GBP
0.01p ordinary		Sale		1,020		3.3100 GBP
0.01p ordinary		Sale		919		3.3250 GBP
0.01p ordinary		Sale		468		3.3094 GBP
0.01p ordinary		Sale		155		3.3074 GBP
0.01p ordinary		Sale		146		3.3425 GBP
0.01p ordinary		Sale		81		3.3500 GBP

(b)	Cash-settled derivative transactions
Class of		Product		Nature of dealing		Number of	Price per
relevant		description				reference	unit
security						securities
0.01p ordinary		SWAP		Increasing Long		6,029	3.3116 GBP
0.01p ordinary		SWAP		Increasing Long		7,394	3.3140 GBP
0.01p ordinary		SWAP		Increasing Long		237	3.3150 GBP
0.01p ordinary		SWAP		Increasing Long		1,084	3.3159 GBP
0.01p ordinary		SWAP		Increasing Long		128	3.3165 GBP
0.01p ordinary		SWAP		Increasing Long		388	3.3180 GBP
0.01p ordinary		SWAP		Increasing Long		7,729	3.3191 GBP
0.01p ordinary		SWAP		Increasing Long		957	3.3202 GBP
0.01p ordinary		SWAP		Increasing Long		2,123	3.3207 GBP
0.01p ordinary		SWAP		Increasing Long		1,400	3.3216 GBP
0.01p ordinary		SWAP		Increasing Long		15,199	3.3226 GBP
0.01p ordinary		SWAP		Increasing Long		2,921	3.3245 GBP
0.01p ordinary		SWAP		Increasing Long		13,535	3.3266 GBP
0.01p ordinary		SWAP		Increasing Long		54	3.3268 GBP
0.01p ordinary		SWAP		Increasing Long		4,698	3.3298 GBP
0.01p ordinary		SWAP		Increasing Long		65,337	3.3300 GBP
0.01p ordinary		SWAP		Increasing Long		4,467	3.3301 GBP
0.01p ordinary		SWAP		Decreasing Long		4,454	3.3122 GBP
0.01p ordinary		SWAP		Decreasing Long		53,000	3.3189 GBP
0.01p ordinary		SWAP		Decreasing Long		183	3.3200 GBP
0.01p ordinary		SWAP		Decreasing Long		4,459	3.3270 GBP
0.01p ordinary		SWAP		Decreasing Long		24,139	3.3300 GBP
0.01p ordinary		SWAP		Decreasing Long		5,057	3.3301 GBP
0.01p ordinary		SWAP		Decreasing Long		2,259	3.3518 GBP
0.01p ordinary		SWAP		Decreasing Long		608	3.3600 GBP
0.01p ordinary		CFD		Decreasing Short		2,600	3.3100 GBP
0.01p ordinary		CFD		Opening Long		24,431	3.3137 GBP
0.01p ordinary		CFD		Increasing Long		11,468	3.3186 GBP
0.01p ordinary		CFD		Increasing Long		7,723	3.3275 GBP
0.01p ordinary		CFD		Increasing Long		8,036	3.3294 GBP
0.01p ordinary		CFD		Increasing Long		24,324	3.3300 GBP
0.01p ordinary		CFD		Increasing Long		5,600	3.3337 GBP
0.01p ordinary		CFD		Increasing Long		1,546	3.3357 GBP
0.01p ordinary		CFD		Increasing Long		3,731	3.3391 GBP
0.01p ordinary		CFD		Increasing Long		1,870	3.3400 GBP
0.01p ordinary		CFD		Decreasing Long		2,710	3.3100 GBP
0.01p ordinary		CFD		Decreasing Long		10,276	3.3173 GBP
0.01p ordinary		CFD		Decreasing Long		13,405	3.3242 GBP
0.01p ordinary		CFD		Decreasing Long		24,324	3.3300 GBP
0.01p ordinary		CFD		Decreasing Long		2,472	3.3434 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:				27 Jan 2026
Contact name:				Large Holdings Regulatory Operations
Telephone number:				020 3134 7213