It's been a great year for many ASX investors.
Here are four companies in which shareholders have enjoyed healthy returns in 2017.
Kidman Resources Ltd (ASX: KDR)
It's been a good year for numerous companies involved in the booming lithium market, including Orocobre Ltd (ASX: ORE) and Galaxy Resources Limited (ASX: GXY), while Kidman Resources has been a standout performer.
The Kidman Resources share price has gained more than 200 per cent in the past year and shares in the company are trading at around $1.87.
Kidman counts the Mt Holland reserve among its assets which it describes as the best undeveloped hard-rock lithium project in Australia.
With lithium prices continuing to rise it appears the Kidman share price could keep climbing into 2018.
Kogan.com Ltd (ASX: KGN)
Kogan.com, an e-commerce company, has seen its share price grow by more than 300 per cent in the past year.
Shares in Kogan.com, which now has a market value exceeding $500 million, are trading for about $5.46.
The company saw further gains this week amid an announcement of its expansion into the pet insurance business.
WiseTech Global Ltd (ASX: WTC)
The WiseTech Global share price has increased by about 130 per cent in the past year with shares now changing hands for around $13.29.
WiseTech, which provides software solutions to the logistics industry, now has a market value approaching $4 billion.
WiseTech shares have been continuing their rise this week as the company announced its acquisition of the warehouse management solutions provider Microlistics.
NRW Holdings Ltd (ASX: NWH)
The NRW Holdings share price has gained about 135 per cent over the last year and continues to climb this week on the back of an announcement concerning a new deal.
The mining services company announced that it had entered an agreement with Gascoyne Resources Ltd (ASX: GCY) to provide services at Gascoyne Resources' Dalgaranga Gold Project.
NRW Holdings reported a profit of $28.5 million for FY 2017, up about 30 per cent on the previous year.
If you're keen to check out some opportunities that look set to deliver big returns in 2018, you may want to have a read of this…