MediaZest Plc – Holding(s) in Company

TR-1: Standard form for notification of major holdings

1a. Identity of MEDIAZEST PLC
the issuer or the (GB00b064nt52)
underlying issuer
of existing
shares
to which voting
rights are
attached:
1b. Please
indicate if the
issuer is
a non-UK issuer
(please mark with
an
«X» if
appropriate)
Non-UK issuer
2. Reason for the
notification
(please mark the
appropriate box
or
boxes with an
«X»)
An acquisition or X
disposal of
voting
rights
An acquisition or
disposal of
financial
instruments
An event changing
the breakdown of
voting rights
Other (please
specify):
3. Details of
person subject to
the
notification
obligation
Name Dr Graham Cooley
City and country
of registered
office (if
applicable)
4. Full name of
shareholder(s)
(if
different from
3.)
Name
City and country
of registered
office (if
applicable)
5. Date on which 11 Feb 2026
the threshold was
crossed or
reached:
6. Date on which 11 Feb 2026
issuer notified
(DD/MM/YYYY):
7. Total
positions of
person(s)
subject to the
notification
obligation
% of voting % of voting Total of both Total
rights rights in % (8.A + number of
attached to through 8.B) voting
shares financial rights held
(total instruments in issuer
of 8. A) (total of (8.A + 8.B)
8.B 1 + 8.B
2)
Resulting 9.15% 9.15% 188,000,000
situation on the
date on
which threshold
was crossed or
reached
Position of 8.76% 8.76%
previous
notification
(if

applicable)

8. Notified
details of the
resulting
situation on
the date on
which the
threshold was
crossed or
reached
A: Voting
rights
attached to
shares
Class/type of Number of % of
shares voting voting
rights rights
ISIN code (if
possible)
Direct Indirect Direct Indirect

(DTR5.1) (DTR5.2.1) (DTR5.1) (DTR5.2.1)
GB00b064nt52 188,000,000 9.15%

SUBTOTAL 8. A

B 1: Financial
Instruments
according to
DTR5.3.1R (1)
(a)
Type of Expiration Exercise/ Number of %
of
financial date Conversion voting
voting
instrument Period rights
rights
that may
be
acquired
if the
instrument
is

exercised/c
onverted.

SUBTOTAL
8. B 1

B 2: Financial
Instruments
with similar
economic
effect
according to
DTR5.3.1R (1)
(b)
Type of Expiration Exercise/ Physical Number of voting %
of
financial date Conversion or cash rights
voting
instrument Period
rights
Settlement

SUBTOTAL
8.B.2

9. Information
in relation to
the person
subject to the
notification
obligation
(please mark
the

applicable box
with an «X»)
Person subject X
to the
notification
obligation is
not controlled
by any natural
person or
legal entity
and does not
control any
other
undertaking(s)
holding
directly or
indirectly an
interest in
the
(underlying)
issuer
Full chain of
controlled
undertakings
through which
the voting
rights and/or
the
financial
instruments
are
effectively
held starting
with the
ultimate
controlling
natural person
or legal
entity (please
add additional
rows as
necessary)
Name % of voting rights if it equals or is % of voting Total of both
higher than the notifiable threshold rights if it equals
through or is higher
financial than the
instruments notifiable
if it threshold
equals or
is higher
than the
notifiable
threshold

10. In case of
proxy voting,
please
identify:
Name of the
proxy holder
The number and
% of voting
rights held
The date until
which the
voting rights
will be held

11. Additional
information

+——————-+———–+
|Place of completion|London, UK |
+——————-+———–+
|Date of completion |11 Feb 2026|
+——————-+———–+

This information was brought to you by Cision http://news.cision.com