ST Barbara (SBM) is held by 5 ASX ETFs. Over the last 3 months it rose 72.5%: on $10,000, +$7253. We explain 3 big moves in that time.
About SBM
- SectorMaterials
- IndustryMaterials
- Size$974.7m
- Held by5 ETFs
- Big moves3 in 3M
Each dot is a move we explain. Tap one, or a row of Why it moved, to see what caused it.
Why it moved
- +16.4%peak +21.5%10 Sep 2026· Takeover / M&A
St Barbara's share price surged after news of a $389 million Simberi gold mine deal and sulphide expansion plan repositioned the company as a growth-focused PNG gold producer.
- +20.3%28 Aug 2026· Earnings Beat
St Barbara's share price surged after the company reported a strong $490 million profit for FY26, significantly boosting investor sentiment.
- +7.8%4 Aug 2026· Operational
St Barbara's share price rose sharply after the company reported a 20% increase in its 15-Mile gold hub resource to 2.5 million ounces, lifting sentiment around its Nova Scotia restart and broader gold growth strategy
Held by 5 ETFs
Of every $10,000 in each fund, how much is in SBM today.
Why did SBM rise 16.4% on 10 Sep 2026?
ST Barbara
St Barbara's share price surged after news of a $389 million Simberi gold mine deal and sulphide expansion plan repositioned the company as a growth-focused PNG gold producer.
The Kalkine article published two days before the price move details a $389m Simberi transaction and sulphide expansion, which is a material corporate/asset deal that would logically drive a re-rating of the stock. No formal ASX announcement was found in Layer 1, suggesting the market may have been slow to price in the news or additional details emerged closer to the detection time. The sector signal (Materials index down 2.2%) actually moved against SBM, ruling out sector tailwinds and reinforcing that this is a stock-specific catalyst. Confidence is medium rather than high because the absence of a confirmed ASX announcement means the exact timing trigger is unclear.
Written by a language model from the evidence below, and it can be wrong. Tell us and we will fix or remove it. General information only, not financial product advice. It does not consider your objectives, finances or needs. Past performance is not a guide to future performance.
Evidence
News coverage
Sector / macro signals
What it did to the 5 ETFs holding SBM
On $10,000 in each fund, at the weight it holds today