Form 8.3

LONDON--(BUSINESS WIRE)-- 

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:	Qube Research & Technologies Limited
(b) 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.
(c) Name of offeror/offeree in relation to whose relevant securities this form relates: Use a separate form for each offeror/offeree	GAMMA COMMUNICATIONS PLC
(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: For an opening position disclosure, state the latest practicable date prior to the disclosure	09-07-2026
(f) 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”	N/A

2. POSITIONS OF THE PERSON MAKING THE DISCLOSURE

If there are positions or rights to subscribe to disclose in more than one class of relevant securities of the offeror or offeree named in 1(c), copy table 2(a) or (b) (as appropriate) for each additional class of relevant security.

(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:	0.25p ordinary
	Interests		Short positions
	Number	%	Number	%
(1) Relevant securities owned and/or controlled:	0	0.00	0	0.00
(2) Cash-settled derivatives:	331,151	0.36	195,497	0.21
(3) Stock-settled derivatives (including options) and agreements to purchase/sell:	0	0.00	0	0.00
TOTAL:	331,151	0.36	195,497	0.21

All interests and all short positions should be disclosed.

Details of any open stock-settled derivative positions (including traded options), or agreements to purchase or sell relevant securities, should be given on a Supplemental Form 8 (Open Positions).

(b) Rights to subscribe for new securities (including directors’ and other employee options)

Class of relevant security in relation to which subscription right exists:	0
Details, including nature of the rights concerned and relevant percentages:	0

3. DEALINGS (IF ANY) BY THE PERSON MAKING THE DISCLOSURE

Where there have been dealings in more than one class of relevant securities of the offeror or offeree named in 1(c), copy table 3(a), (b), (c) or (d) (as appropriate) for each additional class of relevant security dealt in.

The currency of all prices and other monetary amounts should be stated.

(a) Purchases and sales

Class of relevant security

Purchase/sale

Number of securities

Price per unit (GBp)

(b) Cash-settled derivative transactions

Class of relevant security	Product description e.g. call option	Nature of dealing e.g. opening/closing a long/short position, increasing/reducing a long/short position	Number of securities	Exercise price per unit (GBp)
0.25p ordinary	equity swap	decreasing a long position	313	867.25
0.25p ordinary	equity swap	decreasing a long position	51	868.00
0.25p ordinary	equity swap	decreasing a long position	180	868.50
0.25p ordinary	equity swap	decreasing a long position	421	869.00
0.25p ordinary	equity swap	decreasing a long position	116	871.00
0.25p ordinary	equity swap	decreasing a long position	282	871.25
0.25p ordinary	equity swap	decreasing a long position	876	873.00
0.25p ordinary	equity swap	decreasing a long position	650	873.50
0.25p ordinary	equity swap	decreasing a long position	234	874.00
0.25p ordinary	equity swap	decreasing a long position	870	874.50
0.25p ordinary	equity swap	decreasing a long position	3361	875.00
0.25p ordinary	equity swap	decreasing a long position	621	875.50
0.25p ordinary	equity swap	decreasing a long position	2056	876.00
0.25p ordinary	equity swap	decreasing a long position	201	876.50
0.25p ordinary	equity swap	decreasing a long position	413	877.00
0.25p ordinary	equity swap	decreasing a long position	518	877.50
0.25p ordinary	equity swap	decreasing a long position	72	877.75
0.25p ordinary	equity swap	decreasing a long position	15946	878.00
0.25p ordinary	equity swap	decreasing a long position	866	878.25
0.25p ordinary	equity swap	decreasing a long position	2674	878.50
0.25p ordinary	equity swap	decreasing a long position	618	878.75
0.25p ordinary	equity swap	decreasing a long position	1918	879.00
0.25p ordinary	equity swap	decreasing a long position	118	879.25
0.25p ordinary	equity swap	decreasing a long position	3953	879.50
0.25p ordinary	equity swap	decreasing a long position	19435	880.00
0.25p ordinary	equity swap	decreasing a long position	636	880.25
0.25p ordinary	equity swap	decreasing a long position	4208	880.50
0.25p ordinary	equity swap	decreasing a long position	327	880.75
0.25p ordinary	equity swap	decreasing a long position	1172	881.00
0.25p ordinary	equity swap	decreasing a long position	481	881.50
0.25p ordinary	equity swap	decreasing a long position	8118	882.00
0.25p ordinary	equity swap	decreasing a long position	198	882.25
0.25p ordinary	equity swap	decreasing a long position	2245	882.50
0.25p ordinary	equity swap	decreasing a long position	190	882.75
0.25p ordinary	equity swap	decreasing a long position	670	883.00
0.25p ordinary	equity swap	decreasing a long position	305	883.25
0.25p ordinary	equity swap	decreasing a long position	685	883.50
0.25p ordinary	equity swap	decreasing a long position	992	884.00
0.25p ordinary	equity swap	decreasing a long position	1047	884.50
0.25p ordinary	equity swap	decreasing a long position	925	885.00
0.25p ordinary	equity swap	decreasing a long position	100	885.50
0.25p ordinary	equity swap	decreasing a long position	7600	886.00
0.25p ordinary	equity swap	decreasing a long position	278	887.00
0.25p ordinary	equity swap	decreasing a long position	213	887.75
0.25p ordinary	equity swap	decreasing a long position	242	888.00
0.25p ordinary	equity swap	decreasing a long position	354	889.25
0.25p ordinary	equity swap	decreasing a long position	407	890.50
0.25p ordinary	equity swap	decreasing a long position	1562	891.50
0.25p ordinary	equity swap	decreasing a long position	1303	892.00
0.25p ordinary	equity swap	decreasing a long position	1712	892.50
0.25p ordinary	equity swap	decreasing a long position	1276	893.00
0.25p ordinary	equity swap	decreasing a long position	281	893.25
0.25p ordinary	equity swap	decreasing a long position	2654	893.50
0.25p ordinary	equity swap	decreasing a long position	1455	894.00
0.25p ordinary	equity swap	decreasing a long position	2004	894.50
0.25p ordinary	equity swap	decreasing a long position	1057	895.00
0.25p ordinary	equity swap	decreasing a long position	506	895.25
0.25p ordinary	equity swap	decreasing a long position	1085	895.50
0.25p ordinary	equity swap	decreasing a long position	1074	896.00
0.25p ordinary	equity swap	decreasing a long position	252	896.25
0.25p ordinary	equity swap	decreasing a long position	1761	896.50
0.25p ordinary	equity swap	decreasing a long position	799	897.00
0.25p ordinary	equity swap	decreasing a long position	701	897.50
0.25p ordinary	equity swap	decreasing a short position	58	867.50
0.25p ordinary	equity swap	decreasing a short position	35	873.00
0.25p ordinary	equity swap	decreasing a short position	66	875.50
0.25p ordinary	equity swap	decreasing a short position	61	878.50
0.25p ordinary	equity swap	decreasing a short position	44	879.25
0.25p ordinary	equity swap	decreasing a short position	61	879.50
0.25p ordinary	equity swap	decreasing a short position	57	880.25
0.25p ordinary	equity swap	decreasing a short position	294	880.50
0.25p ordinary	equity swap	decreasing a short position	69	881.50
0.25p ordinary	equity swap	decreasing a short position	433	882.00
0.25p ordinary	equity swap	decreasing a short position	41	886.25
0.25p ordinary	equity swap	decreasing a short position	5747	887.50
0.25p ordinary	equity swap	decreasing a short position	66	888.00
0.25p ordinary	equity swap	decreasing a short position	71	892.00
0.25p ordinary	equity swap	decreasing a short position	109	892.50
0.25p ordinary	equity swap	decreasing a short position	56	894.50
0.25p ordinary	equity swap	decreasing a short position	103	896.00
0.25p ordinary	equity swap	increasing a long position	3760	887.50
0.25p ordinary	equity swap	increasing a short position	217	870.50
0.25p ordinary	equity swap	increasing a short position	341	873.50
0.25p ordinary	equity swap	increasing a short position	98	874.50
0.25p ordinary	equity swap	increasing a short position	13901	875.00
0.25p ordinary	equity swap	increasing a short position	2716	878.00
0.25p ordinary	equity swap	increasing a short position	319	878.50
0.25p ordinary	equity swap	increasing a short position	42	878.75
0.25p ordinary	equity swap	increasing a short position	220	879.00
0.25p ordinary	equity swap	increasing a short position	57	879.25
0.25p ordinary	equity swap	increasing a short position	1698	879.50
0.25p ordinary	equity swap	increasing a short position	5032	880.00
0.25p ordinary	equity swap	increasing a short position	57	880.25
0.25p ordinary	equity swap	increasing a short position	146	880.50
0.25p ordinary	equity swap	increasing a short position	4657	882.00
0.25p ordinary	equity swap	increasing a short position	769	882.50
0.25p ordinary	equity swap	increasing a short position	69	882.75
0.25p ordinary	equity swap	increasing a short position	42	883.25
0.25p ordinary	equity swap	increasing a short position	337	883.50
0.25p ordinary	equity swap	increasing a short position	179	884.00
0.25p ordinary	equity swap	increasing a short position	12246	886.00
0.25p ordinary	equity swap	increasing a short position	796	887.50
0.25p ordinary	equity swap	increasing a short position	46	889.00
0.25p ordinary	equity swap	increasing a short position	459	889.50
0.25p ordinary	equity swap	increasing a short position	71	890.50
0.25p ordinary	equity swap	increasing a short position	50	890.75
0.25p ordinary	equity swap	increasing a short position	49	892.00
0.25p ordinary	equity swap	increasing a short position	420	893.50
0.25p ordinary	equity swap	increasing a short position	129	894.00
0.25p ordinary	equity swap	increasing a short position	41	894.25
0.25p ordinary	equity swap	increasing a short position	56	896.00
0.25p ordinary	equity swap	increasing a short position	201	896.50
0.25p ordinary	equity swap	increasing a short position	100	897.00

(c) Stock-settled derivative transactions (including options)

(i) Writing, selling, purchasing or varying

Class of relevant security

Product description e.g. call option

Writing, purchasing, selling, varying etc.

Number of securities to which option relates

Exercise price per unit (CCY0)

Type e.g. American, European etc.

Expiry date

Option money paid/ received per unit (CCY0)

(ii) Exercise

Class of relevant security	Product description e.g. call option	Exercising/ exercised against	Number of securities	Exercise price per unit
0	0	0	0	0

(d) Other dealings (including subscribing for new securities)

Class of relevant security	Nature of dealing e.g. subscription, conversion	Details	Price per unit (if applicable)
0	0	0	0

4. OTHER INFORMATION

(a) Indemnity and other dealing 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 person making the disclosure and any party to the offer or any person acting in concert with a party to the offer: Irrevocable commitments and letters of intent should not be included. If there are no such agreements, arrangements or understandings, state “none”

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 or future acquisition or disposal of any relevant securities to which any derivative is referenced: If there are no such agreements, arrangements or understandings, state “none”

None

(c) Attachments

Is a Supplemental Form 8 (Open Positions) attached?

NO

Date of disclosure:	10-07-2026
Contact name:	Janice Falcao
Telephone number:	00442033140679

Public disclosures under Rule 8 of the Code must be made to a Regulatory Information Service.

The Panel’s Market Surveillance Unit is available for consultation in relation to the Code’s disclosure requirements on [phone]. The Code can be viewed on the Panel’s website at www.thetakeoverpanel.org.uk.