United Kingdom Software & IT Services

Rosslyn Data Technologies PLC (RDT)

Track

Track

Rosslyn Data Technologies PLC experienced significant insider trading activity on April 14, 2026. Finance Director Ed Riddell, alongside Non-Executive Directors John Chessher and James Appleby, executed multiple share purchases. These acquisitions follow earlier buying patterns observed in March 2026, reflecting consistent accumulation by leadership members during this recent period.
Ticker: RDT 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 Rosslyn Data Technologies 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
0.8
Ed Riddell Finance Director Executive Director
Transaction date
Purchase
Price
460.88
Quantity 9,889
Value £2,441,990
John Chessher Non-Executive Director Executive Director
Transaction date
Purchase
Price
216.39
Quantity 41,584
Value £1,418,274
James Appleby Non-Executive Chairman Director
Transaction date
Purchase
Price
212.92
Quantity 32,407
Value £3,402,066
James Appleby Non-Executive Chairman Director
Transaction date
Purchase
Price
0.02
Quantity 1,000,000
Value £20,000
James Appleby Chairman Director
Transaction date
Purchase
Price
0.05
Quantity 5,280,000
Value £264,000
3.1
Bernard Quinn Non-Executive Director Executive Director
Transaction date
Purchase
Price
0.01
Quantity 2,000,000
Value £10,000
James Appleby Non-Executive Chairman Director
Transaction date
Purchase
Price
0.01
Quantity 29
Value £0
James Appleby Non-Executive Chairman Director
Transaction date
Purchase
Price
0.01
Quantity 21,000,000
Value £105,000
1.9
Hugh Cox Chief Information Officer Officer
Transaction date
Purchase
Price
0.06
Quantity 110,000
Value £6,479
1.9
Hugh Cox Founder, Chief Data Officer Officer
Transaction date
Purchase
Price
0.06
Quantity 91,750
Value £5,138
Charles Clark Founder and Head of Partnerships Officer
Transaction date
Sale
Price
0.06
Quantity 150,000
Value £8,625
1.9
Hugh Cox Founder, Chief Data Officer Officer
Transaction date
Purchase
Price
0.05
Quantity 76,923
Value £4,000
1.9
Hugh Cox Founder, Chief Data Officer Officer
Transaction date
Sale
Price
0.07
Quantity 100,000
Value £7,000
Charles Clark Founder President
Transaction date
Sale
Price
0.07
Quantity 150,000
Value £10,500
1.9
Hugh Cox Founder, Chief Data Officer Officer
Transaction date
Purchase
Price
0.07
Quantity 114,910
Value £8,388
Charles Clark Founder President
Transaction date
Sale
Price
0.07
Quantity 200,000
Value £14,500
1.9
Hugh Cox Founder, Chief Data Officer Officer
Transaction date
Purchase
Price
0.08
Quantity 150,000
Value £12,375
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-04-14 2026-04-14 B Purchase
0.8
Ed Riddell

Finance Director

Executive Director
9,889
460.88
£2,441,990 		9,889 460.88 £2,441,990
2026-04-14 2026-04-14 B Purchase John Chessher

Non-Executive Director

Executive Director
41,584
216.39
£1,418,274 		41,584 216.39 £1,418,274
2026-04-14 2026-04-14 B Purchase James Appleby

Non-Executive Chairman

Director
32,407
212.92
£3,402,066 		32,407 212.92 £3,402,066
2026-04-01 2026-03-31 B Purchase James Appleby

Non-Executive Chairman

Director
1,000,000
0.02
£20,000 		1,000,000 0.02 £20,000
2024-10-30 2024-10-29 B Purchase James Appleby

Chairman

Director
5,280,000
0.05
£264,000 		5,280,000 0.05 £264,000
2023-09-19 2023-09-18 B Purchase
3.1
Bernard Quinn

Non-Executive Director

Executive Director
2,000,000
0.01
£10,000 		2,000,000 0.01 £10,000
2023-09-19 2023-09-18 B Purchase James Appleby

Non-Executive Chairman

Director
29
0.01
£0 		29 0.01 £0
2023-09-19 2023-09-18 B Purchase James Appleby

Non-Executive Chairman

Director
21,000,000
0.01
£105,000 		21,000,000 0.01 £105,000
2020-09-24 2020-09-23 B Purchase
1.9
Hugh Cox

Chief Information Officer

Officer
110,000
0.06
£6,479 		110,000 0.06 £6,479
2020-02-10 2020-02-10 B Purchase
1.9
Hugh Cox

Founder, Chief Data Officer

Officer
91,750
0.06
£5,138 		91,750 0.06 £5,138
2020-02-04 2020-01-28 S Sale Charles Clark

Founder and Head of Partnerships

Officer
150,000
0.06
£8,625 		150,000 0.06 £8,625
2020-01-15 2020-01-14 B Purchase
1.9
Hugh Cox

Founder, Chief Data Officer

Officer
76,923
0.05
£4,000 		76,923 0.05 £4,000
2019-11-25 2019-11-21 S Sale
1.9
Hugh Cox

Founder, Chief Data Officer

Officer
100,000
0.07
£7,000 		100,000 0.07 £7,000
2019-07-25 2019-07-24 S Sale Charles Clark

Founder President
150,000
0.07
£10,500 		150,000 0.07 £10,500
2019-05-30 2019-05-30 B Purchase
1.9
Hugh Cox

Founder, Chief Data Officer

Officer
114,910
0.07
£8,388 		114,910 0.07 £8,388
2018-11-30 2018-11-29 S Sale Charles Clark

Founder President
200,000
0.07
£14,500 		200,000 0.07 £14,500
2018-10-05 2018-10-05 B Purchase
1.9
Hugh Cox

Founder, Chief Data Officer

Officer
150,000
0.08
£12,375 		150,000 0.08 £12,375
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