These three companies have already delivered impressive growth.
But the most exciting part of their stories may still be ahead.
The ASX has no shortage of large-cap stocks to choose from, but some of the most interesting long-term opportunities sit in the mid-cap space.
These businesses are large enough to have proven their models but still small enough to deliver outsized growth.
Three names stand out right now.

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Pro Medicus Ltd (ASX: PME)
The numbers Pro Medicus keeps producing are remarkable for a company of its size.
The medical imaging software specialist delivered revenue growth of 28.4% to $124.8 million for the first half of FY2026, with an EBIT margin of 73%, one of the highest of any listed technology company in Australia.
The company signed more than $280 million in new contracts during the half, including a $170 million ten-year deal with the University of Colorado.
Five-year contracted revenue now sits at approximately $1.1 billion, giving the business extraordinary earnings visibility.
Pro Medicus shares have fallen sharply from their all-time high of $336, which has reset the valuation to a level brokers describe as a genuine entry point.
Morgans maintains a buy rating with a price target of $275, noting that the longer-term growth outlook has actually strengthened through the recent wave of contract wins.
Life360 Inc (ASX: 360)
Life360 has quietly become one of the best growth stories in the ASX technology sector.
The company's family safety and location sharing platform now reaches 97.8 million monthly active users globally, up 17% year-on-year.
In Q1 2026, Life360 delivered record total revenue of US$143.1 million, up 38% year-on-year, with advertising revenue surging 329% to US$19.7 million as the company's Life360 Ads platform scales rapidly.
In addition, Life360 crossed three million paying circles in the quarter, its strongest quarter ever for subscriber growth.
The company raised full-year 2026 revenue guidance to US$640 million to US$680 million, representing growth of 31% to 39% on 2025.
CEO Lauren Antonoff said:
Life360 has become a meaningful part of everyday family life for more than 97 million people who use Life360 to keep their families safe and connected. The value we deliver to our members powered record-breaking Paying Circle additions in Q1. At the same time, our Life360 Ads platform scaled to become a material part of our business.
Hub24 Ltd (ASX: HUB)
Hub24 operates one of Australia's fastest growing investment and superannuation platforms, and the tailwinds behind the business look as powerful as ever.
The company delivered record first-half results for FY2026, with underlying EBITDA up 35% to $104.9 million, underlying NPAT up 60% to $68.3 million, and record net platform inflows of $10.7 billion.
Furthermore, total funds under administration reached $151.7 billion as at 31 March 2026, up 22% year-on-year.
As a result, Hub24 has ranked first for quarterly and annual net inflows for nine consecutive quarters.
This streak reflects both the quality of its platform and the structural shift of advisers away from legacy providers.
Management upgraded its FY2027 platform FUA target to $160 billion to $170 billion and plans to roll out the myhub ecosystem, an integrated technology platform combining AI capabilities, advice tools, and the core Hub24 platform.
Foolish takeaway
ASX mid-cap stocks Pro Medicus, Life360, and Hub24 each operate in large, growing markets with defensible competitive positions and management teams that have demonstrated a consistent ability to execute.
All three have experienced sharp share price pullbacks at various points over the past year.
This has made the entry points more attractive for long-term investors willing to look through the volatility.