TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi


1. Identity of the issuer or the underlying issuer
of existing shares to which voting rights are                              Bioventix Plc
attached:ii

2 Reason for the notification (please tick the appropriate box or boxes):

An acquisition or disposal of voting rights                                            X

An acquisition or disposal of qualifying financial instruments which may result
in the acquisition of shares already issued to which voting rights are attached

An acquisition or disposal of instruments with similar economic effect to
qualifying financial instruments

An event changing the breakdown of voting rights

Other (please specify):

3. Full name of person(s) subject to the                      Henderson Global Investors
notification obligation:iii

4. Full name of shareholder(s)
 (if different from 3.):iv

5. Date of the transaction and date on
which the threshold is crossed or                                             04/12/2014
reached: v

6. Date on which issuer notified:                                             05/12/2014

7. Threshold(s) that is/are crossed or                                         Below 21%
reached: vi, vii





8. Notified details:

A: Voting rights attached to shares viii, ix

Class/type   Situation previous                   Resulting situation after the triggering transaction
of           to the triggering
shares       transaction

             Number                 Number        Number   Number of voting        % of  voting rights
if possible  of                     of            of       rights                  x
using        Shares                 Voting        shares
the ISIN                            Rights
CODE                                              Direct   Direct xi Indirect xii  Direct   Indirect

GB00B4QVDF07       1,064,160          1,064,160                        1,026,660               20.32%



B: Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of        Expiration            Exercise/              Number of voting             % of voting
financial      date xiii             Conversion Period xiv  rights that may be           rights
instrument                                                  acquired if the
                                                            instrument is
                                                            exercised/ converted.




C: Financial Instruments with similar economic effect to Qualifying Financial
Instruments xv, xvi

Resulting situation after the triggering transaction

Type of       Exercise price        Expiration  Exercise/  Number of voting rights    % of voting
financial                           date xvii   Conversion instrument refers to       rights xix, xx
instrument                                      period
                                                xviii

                                                                                      Nominal Delta


Total (A+B+C)

Number of voting rights                                  Percentage of voting rights

                       1,026,660                                             20.32%





9. Chain of controlled undertakings through which the voting rights and/or the
financial instruments are effectively held, if applicable: xxi




Proxy Voting:

10. Name of the proxy holder:

11. Number of voting rights proxy holder will cease
to hold:

12. Date on which proxy holder will cease to hold
voting rights:



13. Additional information:

14. Contact name:                                                        Scott Dickenson

15. Contact telephone number:                                              0207 818 4184