In a trading update on Friday, the firm said it had seen “increased” demand for its flights and package holidays since Thomas Cook’s collapse last month, and as a result profits for its current financial year “will be exceeded”.
The shares gained altitude on the news and were up 13% to 1,055p over the week.
AJ Bell investment director Russ Mould said Dart was always a “likely beneficiary” of Thomas Cook’s demise, with its package holiday and flight-only offerings serving as a “natural home” for its competitors’ former customers.
There were, however, some clouds on the horizon, with Dart saying it was “very cautious” going forward due to the twin threats of Brexit uncertainty and a weak pound, both of which could affect the ability of consumers to jet off on holiday.
The AIM All-Share was down 0.4% at 859.6 during the week, while the FTSE 100 rose 0.4% to 7,184,4.
The firm said it would supply nitrogen storage units and ultra-large high-pressure cylinders to EDF’s nuclear power plants in Heysham, Torness and Hartlepool, with the contract carrying a price tag of over £3 million.
Weight loss products maker OptiBiotix Health PLC (LON:OPTI) piled on some extra value after its LPLDL probiotic received the highest food safety rating by US regulators. The shares jumped 13% to 54p in response.
Faron Pharmaceuticals Oy (LON:FARN) was rejuvenated, soaring 55% to 130p, as the firm reported positive results from a trial of its Clevegen cancer treatment which suggested the product was well tolerated in patients.
Fellow biotech Maxcyte Inc (LON:MXCT) was lifted 3% to 124p after securing a licensing agreement for its cell engineering technology with Massachusetts-based pharma group Editas Medicine.
Industrial tape maker Scapa Group PLC (LON:SCPA) managed to stick itself higher on the chart, rising 3% to 209p, as it forecast a full-year revenue increase despite the loss of a contract with FTSE 250 medical supplier ConvaTec.
The group reported revenues of $4.9 million in the third quarter, a 44% increase from 2018's average, thanks to a 70% jump in income from its trading division.
In the fallers, a profit warning caused shares in Castleton Technology PLC (LON:CTP) to crumble 41% to 54p as the software firm said its first half had been “behind expectations” and, as a result, it would miss market expectations for the full year.
Tubing specialist Tricorn Group PLC (LON:TCN) was bent out of shape after a significant drop in demand from the UK meant its first-half profits would be lower year-on-year. The shares plunged 36% to 11p in response.