QuickLinks -- Click here to rapidly navigate through this documentExhibit 99.1
13 July 2004
Autonomy Corporation plc
Purchase of own shares
Autonomy Corporation plc today announces that on 12 July 2004 it purchased for cancellation 105,000 Ordinary Shares of 1/3p each at an average price of 198.05p per share.
For further information, please contact:
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Autonomy Corporation plc
Ian Black
+44 (0) 1223 448000
ianb@autonomy.com | | Financial Dynamics
Edward Bridges
+44 207 831 3113
edward.bridges@fd.com |
23 July 2004
Autonomy Corporation plc
Purchase of own shares
Autonomy Corporation plc today announces that on 22 July 2004 it purchased for cancellation 236,303 Ordinary Shares of 1/3p each at an average price of 181.31p per share.
For further information, please contact:
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|
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Autonomy Corporation plc
Ian Black
+44 (0) 1223 448000
ianb@autonomy.com | | Financial Dynamics
Edward Bridges
+44 207 831 3113
edward.bridges@fd.com |
26 July 2004
Autonomy Corporation plc
Purchase of own shares
Autonomy Corporation plc today announces that on 23 July 2004 it purchased for cancellation 40,000 Ordinary Shares of 1/3p each at a price of 173p per share.
For further information, please contact:
| |
|
|---|
Autonomy Corporation plc
Ian Black
+44 (0) 1223 448000
ianb@autonomy.com | | Financial Dynamics
Edward Bridges
+44 207 831 3113
edward.bridges@fd.com |
27 July 2004
Autonomy Corporation plc
Purchase of own shares
Autonomy Corporation plc today announces that on 26 July 2004 it purchased for cancellation 63,900 Ordinary Shares of 1/3p each at an average price of 162.3p per share.
For further information, please contact:
| |
|
|---|
Autonomy Corporation plc
Ian Black
+44 (0) 1223 448000
ianb@autonomy.com | | Financial Dynamics
Edward Bridges
+44 207 831 3113
edward.bridges@fd.com |
28 July 2004
Autonomy Corporation plc
Purchase of own shares
Autonomy Corporation plc today announces that on 27 July 2004 it purchased 20,000 Ordinary Shares of 1/3p each at a price of 169.5p per share.
For further information, please contact:
| |
|
|---|
Autonomy Corporation plc
Ian Black
+44 (0) 1223 448000
ianb@autonomy.com | | Financial Dynamics
Edward Bridges
+44 207 831 3113
edward.bridges@fd.com |
29 July 2004
Autonomy Corporation plc
Purchase of own shares
Autonomy Corporation plc today announces that on 28 July 2004 it purchased 60,000 Ordinary Shares of 1/3p each at an average price of 163.9p per share.
For further information, please contact:
| |
|
|---|
Autonomy Corporation plc
Ian Black
+44 (0) 1223 448000
ianb@autonomy.com | | Financial Dynamics
Edward Bridges
+44 207 831 3113
edward.bridges@fd.com |
30 July 2004
Autonomy Corporation plc
Purchase of own shares
Autonomy Corporation plc today announces that on 29 July 2004 it purchased 41,300 Ordinary Shares of 1/3p each at an average price of 166.1p per share.
For further information, please contact:
| |
|
|---|
Autonomy Corporation plc
Ian Black
+44 (0) 1223 448000
ianb@autonomy.com | | Financial Dynamics
Edward Bridges
+44 207 831 3113
edward.bridges@fd.com |
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