Mesoblast shares in focus after Q1 results show Ryoncil revenue up 44% and major cash spend improvement. Find out what's next for the ASX biotech.

Are Rio Tinto Ltd (ASX: RIO) shares worth buying after its latest production update? I look at Simandou, copper growth, and productivity.

Brokers tip a 14% upside for one of these ASX 200 shares.

Zip Co Ltd (ASX: ZIP) shares have fallen more than 50% over the past year, but UBS sees the sell-off as a buying opportunity and points to sound fundamentals. In FY25 results released in mid-August, total income rose 24.6% to $1.35 billion, while record cash EBTDA climbed 57.9% to $268.9 million. Total transaction volume grew 27.2% to $16.7 billion, led by 42.5% growth in the US market. Net bad debts rose from 1.52% to 1.77%, in line with management's expectations.

Arena REIT said tenant Edge Early Learning has entered administration and begun an asset sale process. Goodstart Early Learning has struck a conditional deal to buy 31 Edge operations, including 20 of the 27 early learning centres Arena owns and leases to Edge. Arena said it is still receiving rent across all 27 properties and holds about A$4 million in bank guarantees and security deposits. The remaining seven Arena-owned centres leased to Edge are being marketed for sale separately.

Firmus has priced its IPO at $11 per share, valuing the data centre company at $43.7 billion. Maas Group has been steadily increasing its holding in Firmus and now owns 3.2% of the company. At that valuation, Maas Group’s stake implies $4 per share, versus $1.42 previously reflected in its valuation. Macquarie lifted its target price for Maas Group to $8.15 from $6.75 and noted the company has completed the divestment of its construction materials business for $1.61 billion.

NextDC reported FY2026 revenue of A$496.5 million, up 16% year on year, and underlying EBITDA of A$248.8 million, up 15%. The company forecast FY2027 underlying EBITDA of A$385 million to A$410 million. Cleanaway Waste Management received a conditional, nonbinding indicative takeover proposal from EQT Infrastructure at A$3.13 a share in cash, valuing the deal at about A$9.4 billion. New Hope Corporation shares slipped slightly on the day.

CSL Limited said it has struck a drug-development partnership with Alentis focused on an investigational claudin1-targeting therapy now in a Phase 2 trial for a rare autoimmune kidney disease. CSL will pay US$355 million upfront and fund the planned development program, while the companies would split global profits 55% to CSL and 45% to Alentis if the treatment reaches the market. CSL shares were trading around A$177 on Tuesday, implying a price-to-earnings multiple of just under 20 times FY27 consensus earnings per share of A$8.99, falling to about 17.5 times based on FY29 EPS of A$10.08.

Woodside Energy reported its HY26 results, with operating revenue up 13% to US$7.4 billion and underlying NPAT rising 7% to US$1.3 billion. Free cash flow surged 159% to US$352 million as the average realised price climbed 20% to US$74 per barrel of oil equivalent. The company increased its interim dividend by 8% to US 57 cents per share. A $15,000 investment would buy about 470 shares at the then-prevailing price.