Australia Chemicals

Quantum Helium Ltd (QHE)

Track

Track

Quantum Helium Ltd experienced three insider trading transactions during the past ninety days, all representing purchases. Executive Chairman Carl Dumbrell, alongside directors Nigel Harvey and Andrew Scott, acquired shares totaling 57,574.44 GBP. This activity occurs amid a 45.9% decline in stock valuation over the same period, with no recent earnings report available for context.
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Insider trades have triggered activity signals for Quantum Helium Ltd. 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
Carl Dumbrell Executive Chairman Director
Transaction date
Purchase
Price
493.94
Quantity 14,589
Value £3,814,585
Nigel Harvey Non-Executive Director Executive Director
Transaction date
Purchase
Price
287.00
Quantity 68,034
Value £15,448
Andrew Scott Executive Director Executive Director
Transaction date
Purchase
Price
19.90
Quantity 48,385
Value £1,364,510
Graham Duncan Non-Executive Director Executive Director
Transaction date
Purchase
Price
0.00
Quantity 17,000,100
Value £5,440
Nigel Harvey Non-Executive Director Executive Director
Transaction date
Purchase
Price
0.00
Quantity 33,125,000
Value £10,600
Andrew Scott Executive Director Executive Director
Transaction date
Purchase
Price
0.00
Quantity 52,000,000
Value £17,160
Carl Dumbrell Executive Chairman Director
Transaction date
Purchase
Price
0.00
Quantity 60,768,948
Value £18,838
Graham Duncan Non-Executive Director Executive Director
Transaction date
Purchase
Price
0.00
Quantity 39,300,000
Value £15,327
Andrew Scott Executive Director Executive Director
Transaction date
Purchase
Price
0.00
Quantity 45,000,000
Value £18,000
Andrew Scott Executive Director Executive Director
Transaction date
Purchase
Price
0.00
Quantity 68,841,085
Value £17,899
Carl Dumbrell Executive Chairman Director
Transaction date
Purchase
Price
0.00
Quantity 59,496,555
Value £16,064
Andy Carroll Technical Director Executive Director
Transaction date
Purchase
Price
0.00
Quantity 41,666,666
Value £95,833
Andy Carroll Technical Director Executive Director
Transaction date
Purchase
Price
0.00
Quantity 41,666,666
Value £62,500
John Barr Chairman Director
Transaction date
Purchase
Price
0.00
Quantity 41,666,666
Value £95,833
John Barr Chairman Director
Transaction date
Purchase
Price
0.00
Quantity 41,666,666
Value £62,500
Andy Carroll Technical Director Executive Director
Transaction date
Purchase
Price
0.00
Quantity 20,000,000
Value £80,000
Andy Carroll Technical Director Executive Director
Transaction date
Purchase
Price
0.00
Quantity 40,000,000
Value £110,000
John Barr Chairman Director
Transaction date
Purchase
Price
0.00
Quantity 20,000,000
Value £80,000
John Barr Chairman Director
Transaction date
Purchase
Price
0.00
Quantity 40,000,000
Value £110,000
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-09-30 2026-09-30 B Purchase
Carl Dumbrell

Executive Chairman

Director
14,589
493.94
£3,814,585 		14,589 493.94 £3,814,585
2026-09-30 2026-09-29 B Purchase
Nigel Harvey

Non-Executive Director

Executive Director
68,034
287.00
£15,448 		68,034 287.00 £15,448
2026-09-30 2026-09-25 B Purchase
Andrew Scott

Executive Director

Executive Director
48,385
19.90
£1,364,510 		48,385 19.90 £1,364,510
2026-04-23 2026-04-22 B Purchase Graham Duncan

Non-Executive Director

Executive Director
17,000,100
0.00
£5,440 		17,000,100 0.00 £5,440
2026-04-21 2026-04-20 B Purchase Nigel Harvey

Non-Executive Director

Executive Director
33,125,000
0.00
£10,600 		33,125,000 0.00 £10,600
2026-04-21 2026-04-20 B Purchase Andrew Scott

Executive Director

Executive Director
52,000,000
0.00
£17,160 		52,000,000 0.00 £17,160
2026-04-21 2026-04-20 B Purchase Carl Dumbrell

Executive Chairman

Director
60,768,948
0.00
£18,838 		60,768,948 0.00 £18,838
2026-01-08 2026-01-07 B Purchase Graham Duncan

Non-Executive Director

Executive Director
39,300,000
0.00
£15,327 		39,300,000 0.00 £15,327
2026-01-02 2025-12-30 B Purchase Andrew Scott

Executive Director

Executive Director
45,000,000
0.00
£18,000 		45,000,000 0.00 £18,000
2025-12-03 2025-12-02 B Purchase Andrew Scott

Executive Director

Executive Director
68,841,085
0.00
£17,899 		68,841,085 0.00 £17,899
2025-12-03 2025-12-02 B Purchase Carl Dumbrell

Executive Chairman

Director
59,496,555
0.00
£16,064 		59,496,555 0.00 £16,064
2020-02-14 2020-02-12 B Purchase Andy Carroll

Technical Director

Executive Director
41,666,666
0.00
£95,833 		41,666,666 0.00 £95,833
2020-02-14 2020-02-12 B Purchase Andy Carroll

Technical Director

Executive Director
41,666,666
0.00
£62,500 		41,666,666 0.00 £62,500
2020-02-14 2020-02-12 B Purchase John Barr

Chairman

Director
41,666,666
0.00
£95,833 		41,666,666 0.00 £95,833
2020-02-14 2020-02-12 B Purchase John Barr

Chairman

Director
41,666,666
0.00
£62,500 		41,666,666 0.00 £62,500
2018-12-05 2018-12-05 B Purchase Andy Carroll

Technical Director

Executive Director
20,000,000
0.00
£80,000 		20,000,000 0.00 £80,000
2018-12-05 2018-12-05 B Purchase Andy Carroll

Technical Director

Executive Director
40,000,000
0.00
£110,000 		40,000,000 0.00 £110,000
2018-12-05 2018-12-05 B Purchase John Barr

Chairman

Director
20,000,000
0.00
£80,000 		20,000,000 0.00 £80,000
2018-12-05 2018-12-05 B Purchase John Barr

Chairman

Director
40,000,000
0.00
£110,000 		40,000,000 0.00 £110,000
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