United Kingdom Software & IT Services

Cerillion PLC (CER)

Cerillion PLC experienced three insider trading transactions over the past ninety days, resulting in a net positive value of 184,616 GBP. Non-Executive Director Guy O'Connor executed a significant purchase, while the Chief Marketing Officer balanced a sale with an acquisition. These movements occur amid a 15.4% decline in stock performance.
Ticker: CER Exchange: LSE
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Cerillion PLC. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Guy O'Connor Non-Executive Director Executive Director
Transaction date
Purchase
Price
188.58
Quantity 6,624
Value £4,800,484
2.8
Andrew Smith Chief Marketing Officer Officer
Transaction date
Purchase
Price
169.57
Quantity 88,196
Value £3,511,979
2.8
Andrew Smith Chief Marketing Officer Officer
Transaction date
Sale
Price
253.22
Quantity 75,044
Value £871,405
2.8
Richard Doughty Business Development Director Executive Director
Transaction date
Sale
Price
12.50
Quantity 3,429
Value £42,862
2.8
Alistair Carwardine SVP Asia Pacific Officer
Transaction date
Sale
Price
14.60
Quantity 5,000
Value £73,000
2.6
Amit McCann Account Development Director Executive Director
Transaction date
Sale
Price
14.40
Quantity 1,581
Value £22,766
2.8
Andrew Smith Marketing Director Executive Director
Transaction date
Sale
Price
14.40
Quantity 1,634
Value £23,530
3.1
Mark Nicholls Chief Operating Officer Officer
Transaction date
Sale
Price
14.40
Quantity 2,412
Value £34,733
3.0
Andrew Dickson CFO Officer
Transaction date
Sale
Price
14.05
Quantity 4,055
Value £56,973
2.9
Arif Bhavnagarwalla Head of Operations, India Officer
Transaction date
Sale
Price
18.15
Quantity 2,214
Value £40,173
2.6
Amit McCann Account Development Director Executive Director
Transaction date
Sale
Price
18.15
Quantity 1,293
Value £23,462
2.8
Richard Doughty Business Development Director Executive Director
Transaction date
Sale
Price
18.15
Quantity 1,248
Value £22,645
2.8
Andrew Smith Marketing Director Executive Director
Transaction date
Sale
Price
18.15
Quantity 1,293
Value £23,462
3.1
Mark Nicholls COO Officer
Transaction date
Sale
Price
18.15
Quantity 1,939
Value £35,183
2.9
June Nicholls COO Officer
Through Mark Nicholls, a closely affiliated person
Transaction date
Sale
Price
13.05
Quantity 4,000
Value £52,213
3.1
Mark Nicholls COO Officer
Transaction date
Sale
Price
13.03
Quantity 1,000
Value £13,026
2.9
June Nicholls COO Officer
Through Mark Nicholls, a closely affiliated person
Transaction date
Sale
Price
11.74
Quantity 5,000
Value £58,700
3.1
Mark Nicholls COO Officer
Transaction date
Sale
Price
12.19
Quantity 1,200
Value £14,628
3.0
Andrew Dickson Chief Financial Officer Officer
Transaction date
Purchase
Price
7.10
Quantity 1,407
Value £9,990
3.1
Mark Nicholls COO Officer
Transaction date
Sale
Price
8.24
Quantity 6,500
Value £53,560
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-10-22 2026-10-21 B Purchase
Guy O'Connor

Non-Executive Director

Executive Director
6,624
188.58
£4,800,484 		6,624 188.58 £4,800,484
2026-09-17 2026-09-15 B Purchase
2.8
Andrew Smith

Chief Marketing Officer

Officer
88,196
169.57
£3,511,979 		88,196 169.57 £3,511,979
2026-09-17 2026-09-15 S Sale
2.8
Andrew Smith

Chief Marketing Officer

Officer
75,044
253.22
£871,405 		75,044 253.22 £871,405
2026-06-08 2026-06-05 S Sale
2.8
Richard Doughty

Business Development Director

Executive Director
3,429
12.50
£42,862 		3,429 12.50 £42,862
2026-01-14 2026-01-13 S Sale
2.8
Alistair Carwardine

SVP Asia Pacific

Officer
5,000
14.60
£73,000 		5,000 14.60 £73,000
2026-01-14 2026-01-12 S Sale
2.6
Amit McCann

Account Development Director

Executive Director
1,581
14.40
£22,766 		1,581 14.40 £22,766
2026-01-14 2026-01-12 S Sale
2.8
Andrew Smith

Marketing Director

Executive Director
1,634
14.40
£23,530 		1,634 14.40 £23,530
2026-01-14 2026-01-12 S Sale
3.1
Mark Nicholls

Chief Operating Officer

Officer
2,412
14.40
£34,733 		2,412 14.40 £34,733
2025-11-24 2025-11-24 S Sale
3.0
Andrew Dickson

CFO

Officer
4,055
14.05
£56,973 		4,055 14.05 £56,973
2024-11-22 2024-11-22 S Sale
2.9
Arif Bhavnagarwalla

Head of Operations, India

Officer
2,214
18.15
£40,173 		2,214 18.15 £40,173
2024-11-22 2024-11-22 S Sale
2.6
Amit McCann

Account Development Director

Executive Director
1,293
18.15
£23,462 		1,293 18.15 £23,462
2024-11-22 2024-11-22 S Sale
2.8
Richard Doughty

Business Development Director

Executive Director
1,248
18.15
£22,645 		1,248 18.15 £22,645
2024-11-22 2024-11-22 S Sale
2.8
Andrew Smith

Marketing Director

Executive Director
1,293
18.15
£23,462 		1,293 18.15 £23,462
2024-11-22 2024-11-22 S Sale
3.1
Mark Nicholls

COO

Officer
1,939
18.15
£35,183 		1,939 18.15 £35,183
2023-11-21 2023-11-20 S Sale
2.9
June Nicholls

COO

Through Mark Nicholls, a closely affiliated person Officer
4,000
13.05
£52,213 		4,000 13.05 £52,213
2023-11-21 2023-11-20 S Sale
3.1
Mark Nicholls

COO

Officer
1,000
13.03
£13,026 		1,000 13.03 £13,026
2022-11-30 2022-11-28 S Sale
2.9
June Nicholls

COO

Through Mark Nicholls, a closely affiliated person Officer
5,000
11.74
£58,700 		5,000 11.74 £58,700
2022-11-30 2022-11-28 S Sale
3.1
Mark Nicholls

COO

Officer
1,200
12.19
£14,628 		1,200 12.19 £14,628
2022-05-13 2022-05-12 B Purchase
3.0
Andrew Dickson

Chief Financial Officer

Officer
1,407
7.10
£9,990 		1,407 7.10 £9,990
2021-11-26 2021-11-25 S Sale
3.1
Mark Nicholls

COO

Officer
6,500
8.24
£53,560 		6,500 8.24 £53,560

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