TR-1: Notifications of Major Interests in Shares
1. Identity of the issuer or the underlying Oxford Instruments PLC
issuer of existing shares to which voting rights
are attached:
2. Reason for notification (yes/no)
Yes
An acquisition or disposal of voting rights
No
An acquisition or disposal of financial instruments which may result in
the acquisition of shares already issued to which voting rights are
attached
No
An acquisition or disposal of instruments with similar economic effect
to qualifying financial instruments
No
An event changing the breakdown of voting rights
No
Other (please specify):
Ameriprise Financial, Inc. and its group
3. Full name of person(s) subject to
notification obligation:
HSBC Global Custody Nominee (UK) Limited
4. Full name of shareholder(s) (if Nortrust Nominees Limited
different from 3): Securities Services Nominees Limited
State Street Bank & Trust Boston
State Street Nominees Limited
Vidacos Nominees Limited
5. Date of transaction and date on which 22nd February 2017
the threshold is crossed or reached:
24th February 2017
6. Date on which issuer notified:
Above the threshold of 13%
7. Threshold(s) that is/are crossed or
reached:
8: Notified Details
A: Voting rights attached to shares
Class/type Situation previous Resulting situation after the triggering transaction
of shares to the triggering
If possible transaction
use ISIN
code Number of Number of Number Number of voting Percentage of voting rights
shares voting of rights
rights shares
Direct Direct Indirect Direct Indirect
GB0006650450 7,001,976 7,001,976 37,418 37,418 7,501,993 0.065% 13.091%
B: Qualifying Financial Instruments
Resulting situation after the triggering transaction
Type of Expiration date Exercise/ No. of voting Percentage of
financial conversion rights that may voting rights
instrument period be acquired if
the instrument
is exercised/
converted.
C: Financial Instruments with similar economic effect to Qualifying Financial
Instruments
Resulting situation after the triggering transaction
Type of Exercise Expiration Exercise / No. of voting Percentage of
financial Price date conversion rights voting rights
instrument period instrument
refers to
Nominal Delta
Total (A+B+C)
Number of voting rights Percentage of voting rights
7,539,411 13.156%
9. Chain of controlled undertakings through which the voting rights and /or
the financial instruments are effectively held, if applicable:
Threadneedle Asset Management Limited (13.156%)
Threadneedle Asset Management Limited is wholly owned by TC Financing
Limited, which is itself wholly owned by Threadneedle Asset Management
Holdings Limited, which is itself wholly owned by TAM UK Holdings Limited,
which is itself wholly owned by Threadneedle Holdings Limited, which is
itself wholly owned by Threadneedle Asset Management Holdings SARL, which is
itself wholly owned by Ameriprise International Holdings GmbH, which is
itself wholly owned by Ameriprise Financial, Inc.
Proxy Voting:
10. Name of proxy holder: N/A
11. Number of voting rights proxy N/A
holder will cease to hold:
12. Date on which proxy holder will N/A
cease to hold voting rights:
13. Additional information: The Shares referred to in section 9 of
this form are held in portfolios and
funds managed on a discretionary basis
by the entities set out in section 9.
Please note that the Shares are held
through certain nominee companies.
14 Contact name: Susan Johnson-Brett, Oxford
Instruments plc
15. Contact telephone name: 01865 393324