Katie Bickerstaffe

Track

Insider profile

Performance

Overall performance
2.9
Performance over holding periods
2.9
30 days 90 days 120 days
Average return -4% 8.2% 15.1%
Success rate 23% 68% 82%
Transactions
12 100% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
Katie Bickerstaffe's trades of Diploma PLC's stock


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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-05-21 2026-05-20
GB Diploma PLC (DPLM)
B Purchase
38,074
265.89
£4,515,258 		38,074 265.89 £4,515,258
2026-04-24 2026-04-24
B Purchase
28,028
48.05
£229,113 		28,028 48.05 £229,113
2026-04-15 2026-04-15
B Purchase
16,752
131.18
£4,279,536 		16,752 131.18 £4,279,536
2026-03-23 2026-03-19
GB Diploma PLC (DPLM)
B Purchase
251
59.25
£14,872 		251 59.25 £14,872
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