Katie Bickerstaffe

Track

Insider profile

Performance

Overall performance
3.1
Performance over holding periods
3.1
30 days 90 days 120 days
Average return -4% 8.2% 15.1%
Success rate 33% 68% 82%
Transactions
17 100% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
Katie Bickerstaffe's trades of Diploma PLC's stock


• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
GB Diploma PLC (DPLM)
Transaction date
Purchase
Price
53.91
Quantity 65,425
Value £2,937,077
Transaction date
Purchase
Price
257.92
Quantity 26,777
Value £877,875
Transaction date
Purchase
Price
69.44
Quantity 518
Value £2,178,185
GB Diploma PLC (DPLM)
Transaction date
Purchase
Price
70.50
Quantity 47
Value £3,314
GB Diploma PLC (DPLM)
Transaction date
Purchase
Price
70.48
Quantity 133
Value £9,373
GB Diploma PLC (DPLM)
Transaction date
Purchase
Price
67.30
Quantity 177
Value £11,912
Transaction date
Purchase
Price
3.47
Quantity 4,297
Value £14,923
Transaction date
Purchase
Price
2.62
Quantity 5,687
Value £14,911
GB Diploma PLC (DPLM)
Transaction date
Purchase
Price
59.25
Quantity 251
Value £14,872
Transaction date
Purchase
Price
3.23
Quantity 10,771
Value £34,769
Transaction date
Purchase
Price
3.23
Quantity 5,789
Value £18,687
Transaction date
Purchase
Price
2.09
Quantity 16,669
Value £34,822
GB Diploma PLC (DPLM)
Transaction date
Purchase
Price
56.45
Quantity 352
Value £19,870
Transaction date
Purchase
Price
3.09
Quantity 5,534
Value £17,089
Transaction date
Purchase
Price
3.75
Quantity 2,913
Value £10,935
GB Diploma PLC (DPLM)
Transaction date
Purchase
Price
43.38
Quantity 228
Value £9,891
GB Diploma PLC (DPLM)
Transaction date
Purchase
Price
43.74
Quantity 477
Value £20,864
Transaction date
Purchase
Price
4.88
Quantity 2,033
Value £9,921
Transaction date
Purchase
Price
4.15
Quantity 1,200
Value £4,976
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-09-23 2026-09-23
GB Diploma PLC (DPLM)
B Purchase
65,425
53.91
£2,937,077 		65,425 53.91 £2,937,077
2026-09-17 2026-09-16
B Purchase
26,777
257.92
£877,875 		26,777 257.92 £877,875
2026-07-31 2026-07-30
B Purchase
518
69.44
£2,178,185 		518 69.44 £2,178,185
2026-07-20 2026-07-16
GB Diploma PLC (DPLM)
B Purchase
47
70.50
£3,314 		47 70.50 £3,314
2026-07-20 2026-07-16
GB Diploma PLC (DPLM)
B Purchase
133
70.48
£9,373 		133 70.48 £9,373
2026-05-21 2026-05-20
GB Diploma PLC (DPLM)
B Purchase
177
67.30
£11,912 		177 67.30 £11,912
2026-04-24 2026-04-24
B Purchase
4,297
3.47
£14,923 		4,297 3.47 £14,923
2026-04-15 2026-04-15
B Purchase
5,687
2.62
£14,911 		5,687 2.62 £14,911
2026-03-23 2026-03-19
GB Diploma PLC (DPLM)
B Purchase
251
59.25
£14,872 		251 59.25 £14,872
2026-08-25 2026-03-06
B Purchase
10,771
3.23
£34,769 		10,771 3.23 £34,769
2026-03-06 2026-03-06
B Purchase
5,789
3.23
£18,687 		5,789 3.23 £18,687
2026-03-06 2026-03-05
B Purchase
16,669
2.09
£34,822 		16,669 2.09 £34,822
2026-01-15 2026-01-14
GB Diploma PLC (DPLM)
B Purchase
352
56.45
£19,870 		352 56.45 £19,870
2026-01-14 2026-01-14
B Purchase
5,534
3.09
£17,089 		5,534 3.09 £17,089
2025-11-19 2025-11-18
B Purchase
2,913
3.75
£10,935 		2,913 3.75 £10,935
2024-11-20 2024-11-19
GB Diploma PLC (DPLM)
B Purchase
228
43.38
£9,891 		228 43.38 £9,891
2024-11-20 2024-11-19
GB Diploma PLC (DPLM)
B Purchase
477
43.74
£20,864 		477 43.74 £20,864
2024-10-28 2024-10-23
B Purchase
2,033
4.88
£9,921 		2,033 4.88 £9,921
2023-10-19 2023-10-18
B Purchase
981
4.04
£3,961 		981 4.04 £3,961
2022-09-12 2022-09-08
B Purchase
1,200
4.15
£4,976 		1,200 4.15 £4,976
2022-02-10 2022-02-10
B Purchase
308
6.41
£1,975 		308 6.41 £1,975