CHAMBERS JOHN T

Track

Insider profile

Performance

Overall performance
Performance over holding periods
30 days 90 days 120 days
Average return 0% 8.2% 15.1%
Success rate 50% 68% 82%
Transactions
2 50% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
CHAMBERS JOHN T's trades of Helios Underwriting 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
Transaction date
Purchase
Price
342.49
Quantity 97,954
Value £4,258,773
Transaction date
Sale
Price
383.39
Quantity 10,207
Value £4,809,389
Transaction date
Proposed sale
Price
237.16
Quantity 15,000
Value US$3,557,400
Transaction date
Proposed sale
Price
205.81
Quantity 15,000
Value US$3,087,150
Transaction date
Proposed sale
Price
293.80
Quantity 55,000
Value US$16,159,000
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-09-30 2026-09-29
B Purchase
97,954
342.49
£4,258,773 		97,954 342.49 £4,258,773
2026-09-30 2026-09-29
S Sale
10,207
383.39
£4,809,389 		10,207 383.39 £4,809,389
2026-08-14 2026-08-13
PlS Planned sale
49,258 +29.1%
271.04
US$3,523,057 		49,258 +29.1% 271.04 US$3,523,057
2026-08-13 2026-08-13
PrS Proposed sale
15,000
237.16
US$3,557,400 		15,000 237.16 US$3,557,400
2026-08-04 2026-08-03
PlS Planned sale
15,000 -6.3%
205.58
US$3,083,700 		15,000 -6.3% 205.58 US$3,083,700
2026-08-03 2026-08-03
PrS Proposed sale
15,000
205.81
US$3,087,150 		15,000 205.81 US$3,087,150
2026-06-03 2026-05-28
PlS Planned sale
55,000 -18.8%
297.69
US$16,372,950 		55,000 -18.8% 297.69 US$16,372,950
2026-05-28 2026-05-28
PrS Proposed sale
55,000
293.80
US$16,159,000 		55,000 293.80 US$16,159,000
2021-11-12 2021-11-09
PlS Planned sale
6,279 -2.1%
34.97
US$219,563 		6,279 -2.1% 34.97 US$219,563
2021-11-12 2021-11-09
PlS Planned sale
33,721 -10.1%
34.23
US$1,154,334 		33,721 -10.1% 34.23 US$1,154,334