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While You Slept — AustraliaOvernight Global Markets  ·  ASX Morning Brief
PAUL HAGUE CREATIONS ↗  ·  TUESDAY 29 SEPTEMBER 2026  ·  WYS EDITION 095
Data as of close  Monday 28 September 2026 close  ·  Generated  29 September 2026  8:30 AM AEST  ·  S-260927_1925 / T-260926_1840
🏦 RBA Watch
Cash Rate Target
4.35%
Rate cycle — last 12 decisions
● Hike   ● Hold   ● Cut
Next Meeting
3 November 2026
Decision at 2:30 pm AEST
36 days away
AUD / USD
0.7021
▲ 0.17%
Aussie Dollar
Market Rate Expectations
Live market pricing via ASX
Market Data
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Gain Loss No data ⊙ Hover regions for detail
Markets
ASX Focus
Key Stories for the ASX
ASX-Specific News & Impact
MINERS|GOLDNorthern Star Resources (NST.AX) surged 6.15% at Monday's ASX close, making it the second-largest gainer in the ASX 200, but overnight gold prices fell sharply by 3.83% to $4,155.90/oz — a significant headwind that may reverse or temper NST's recent gains when the market opens Tuesday; silver's steeper 4.83% decline and platinum's 2.15% fall add broad precious metals pressure to the sector.
MINERS|MATERIALSThe Materials sector (^AXMJ) fell 0.84% at Monday's close and faces a further challenging session Tuesday: iron ore slipped 0.08% to $97.06/t, copper fell 1.07% to $6.624/lb, aluminium dropped 1.67% to $3,377.50/t, and lithium carbonate tumbled 5.11% to $18,768/t with spodumene SC6 falling 5.79% to $1,790/t — the breadth of commodity weakness bears directly on ASX miners and critical minerals names.
MINERS|LOSERSMonday's ASX top losers were concentrated in Basic Materials: Minerals 260 (MI6.AX) fell 10.64%, Ora Banda Mining (OBM.AX) dropped 6.15%, Develop Global (DVP.AX) and VAU.AX (VLTMINLTD) each fell 5.83%, and Sunrise Energy Metals (SRL.AX) declined 6.26% — a cluster of losses that reflects broad pressure on smaller-cap resources and mining names that are most sensitive to commodity price swings.
ENERGYASX Energy (^AXEJ) fell 0.30% at Monday's close despite crude oil rising 0.80% to $93.15/bbl (WTI) — the Strait of Hormuz/US-Iran tension provides a structural risk premium support for energy equities, but the sharp 5.54% decline in Brent to $98.54 (from briefly above $100) creates a mixed signal for ASX-listed energy producers heading into Tuesday's session.
RBA|BANKS|FINANCIALSASX Financials (^AXFJ) bucked the broader market on Monday, rising 0.27%, and the sector faces a pivotal catalyst at 14:30 AEST with the RBA decision: a widely forecast 25 basis point hike to 4.60% would support net interest margin expansion for the major banks, reinforcing the higher-for-longer rate thesis — though any hawkish surprise or aggressively tight RBA statement could also amplify pressure on mortgage stress and credit quality concerns.
TECH|UTILITIESASX Information Technology (^AXSJ) was Monday's best-performing sector, gaining 0.73%, while Meridian Energy (MEZ.AX, +5.35%) and Mercury NZ (MCY.AX, +2.80%) were notable gainers in Utilities (^AXUJ, which as a sector fell 1.25%) — the divergence in utilities reflects the AI-driven electricity demand structural theme, with power generation assets attracting investor interest even as broader rate-sensitive utilities face headwinds from an anticipated RBA hike.
Sector Performance
US Sectors · Overnight  |  ASX Sectors · Prior Close
Health Care▲ 0.33%
Cons. Staples▲ 0.27%
Energy▲ 0.10%
Real Estate▼ 0.51%
Materials▼ 0.66%
Utilities▼ 0.66%
Technology▼ 0.89%
Industrials▼ 0.97%
Financials▼ 1.19%
Cons. Discretionary▼ 1.41%
Comm. Services▼ 1.58%
Info. Technology▲ 0.73%
Financials▲ 0.27%
Energy▼ 0.30%
Real Estate (REITs)▼ 0.33%
Comm. Services▼ 0.79%
Health Care▼ 0.80%
Materials▼ 0.84%
Cons. Staples▼ 0.87%
Utilities▼ 1.25%
Cons. Discretionary▼ 1.36%
Industrials▼ 1.66%
ASX Sectors to Watch
Sector Outlook · Signal & Rationale
Energy
US-Iran/Strait of Hormuz tensions support a geopolitical risk premium in crude, but Brent's sharp 5.54% session drop to $98.54 and ASX Energy's Monday underperformance create a mixed near-term signal.
● Neutral
Financials
A forecast RBA hike to 4.60% at 14:30 AEST supports net interest margin expansion for major banks, and the ASX Financials sector outperformed on Monday (+0.27%), making it a relative safe haven in the current rate environment.
▲ Positive bias
Technology
ASX IT was Monday's best sector (+0.73%) and Nvidia's buyback announcement supports AI sentiment, but the Nasdaq's 0.92% overnight decline and rising US 10-year yields to 5.23% compress growth multiples globally.
● Neutral
Materials
Broad commodity weakness — gold -3.83%, lithium carbonate -5.11%, spodumene SC6 -5.79%, copper -1.07%, aluminium -1.67% — combined with softer China demand signals creates a clearly negative backdrop for ASX miners.
▼ Negative bias
Healthcare
CSL (CSL.AX) was a top ASX gainer on Monday (+2.80%) and US Health Care (XLV) was the best-performing US sector overnight (+0.33%), offering defensive appeal in a risk-off, high-yield environment.
▲ Positive bias
REITs
A forecast RBA hike to 4.60% and US 10-year yields surging to 5.23% directly raise discount rates and borrowing costs for property trusts; ASX REITs (^AXPJ) already fell 0.33% on Monday and face further headwinds.
▼ Negative bias
ASX Top Movers
Prior Close · Top 5 Gainers & Losers · ASX 200
▲ Top Gainers
ATM.AXPT Antam (Persero) TbkBasic Materials▲ 8.67%
NST.AXNorthern Star Resources LimitedBasic Materials▲ 6.15%
MEZ.AXMeridian Energy LimitedUtilities▲ 5.35%
CSL.AXCSL LimitedHealthcare▲ 2.80%
MCY.AXMercury NZ LimitedUtilities▲ 2.80%
▼ Top Losers
MI6.AXMinerals 260 LimitedBasic Materials▼ 10.64%
SRL.AXSunrise Energy Metals LimitedIndustrials▼ 6.26%
OBM.AXOra Banda Mining LimitedBasic Materials▼ 6.15%
DVP.AXDevelop Global LimitedBasic Materials▼ 5.83%
VAU.AXVLTMINLTD FPO [VAU]Basic Materials▼ 5.83%
198/199 ASX 200 constituents · prior close
Context & Analysis
Macro Themes
Top 5 Structural Themes · Global & ASX Implications
Structural Driver
Explosive hyperscaler capex and data centre buildout are driving US power demand up 60% over two decades, reversing decades of flat growth and creating sustained deficits in generation and transmission capacity. Grid constraints and electrification mandates amplify the structural imbalance, with global data centre power needs projected to rise over 240% by 2030. This forces utilities and infrastructure providers into multi-year investment cycles funded by $2.5–3.5 trillion in annual AI-related spending.
Current Catalyst
Nvidia’s record stock buyback and ongoing hyperscaler capex announcements lifted sentiment in power-exposed names on 28 September, even as broader US indices fell 0.8%.
Watch
RBA policy decision on 29 September 2026 and any commentary on energy inflation pass-through.
ASX Names to Watch
MEZ Meridian Energy +5.3% Mon · direct power generation leverage
MCY Mercury NZ +2.8% Mon · electricity demand exposure
Structural Driver
Geopolitical fragmentation and supply-chain resilience demands are shifting global commodity markets from just-in-time to just-in-case inventory models, widening structural deficits in copper, lithium and gold. AI-driven metals intensity and defence spending add multi-decade capital requirements estimated at $3.4 trillion for energy infrastructure alone in 2026. Persistent underinvestment since 2015 leaves producers with limited ability to close gaps projected at 30% for copper by 2035.
Current Catalyst
Brent oil briefly exceeding $100/bbl on 28 September amid Iran tensions and IEA supply-gap forecasts drove NST.AX +6.2% and broader resources outperformance.
Watch
China industrial production and trade data due early October 2026.
ASX Names to Watch
NST Northern Star Resources +6.2% Mon · gold price strength
ATM Aneka Tambang +8.7% Mon · critical minerals leverage
Structural Driver
Chokepoint vulnerabilities in the Strait of Hormuz and ongoing Middle East conflicts sustain elevated risk premia in global energy markets, preventing inventories from normalising. Depleted buffers after two years of drawdowns leave prices highly sensitive to any supply disruption. This dynamic supports energy equities even as broader risk assets face pressure from higher yields.
Current Catalyst
President Trump’s rejection of Iran’s Hormuz reopening proposal on 28 September pushed Brent above $100/bbl intraday before easing.
Watch
US-Iran diplomatic updates and any OPEC+ production signals in early October.
ASX Names to Watch
MEZ Meridian Energy +5.3% Mon · energy price tailwind
MCY Mercury NZ +2.8% Mon · power price sensitivity
Structural Driver
Resilient growth, energy-driven inflation and fiscal pressures are keeping policy rates elevated, with the US 10-year Treasury yield reaching 5.23%—its highest level since 2007. Central banks including the ECB and BoE remain data-dependent, with the BoE’s narrow 5-4 hold at 3.75% signalling sticky inflation. This environment supports net interest margins for banks while pressuring duration-sensitive growth stocks.
Current Catalyst
10-year US Treasury yield hitting 5.23% and BoE’s close 5-4 vote on 28 September triggered Financials outperformance on the ASX (+0.3%).
Watch
RBA cash rate decision on 29 September 2026 and trimmed mean CPI follow-up.
ASX Names to Watch
CSL CSL +2.8% Mon · defensive yield support
MCY Mercury NZ +2.8% Mon · rate-sensitive utility
Structural Driver
Multipolar dynamics and strategic autonomy policies are accelerating selective decoupling and reshoring, redirecting trade flows and investment toward secure supply chains for critical minerals and technology. This realignment favours resource exporters with diversified offtake while pressuring pure China-exposed names. Ongoing Trump-Xi tensions keep the theme live through tariff and export-control risks.
Current Catalyst
Mixed reception to Trump-Xi summit outcomes and yuan weekly weakness noted on 28 September weighed on ASX China-sensitive names while supporting strategic metals plays.
Watch
Any fresh US tariff announcements or China stimulus details in the coming fortnight.
ASX Names to Watch
NST Northern Star Resources +6.2% Mon · diversified gold offtake
ATM Aneka Tambang +8.7% Mon · critical minerals exposure
Overnight Briefing
Global Macro Overview

Monday's session was dominated by three interlocking forces: a sharp surge in US Treasury yields (the 10-year reaching 5.23%, its highest since 2007), renewed US-Iran geopolitical tensions after President Trump rejected Tehran's proposal to reopen the Strait of Hormuz, and a clutch of central bank decisions that left policy rates on hold but with diverging forward signals. The Bank of England held at 3.75% in a surprisingly narrow 5-4 vote — lifting March cut odds to nearly 50% — while the ECB kept rates unchanged and maintained its meeting-by-meeting, data-dependent stance amid eurozone inflation that has eased to 1.7% but growth that remains resilient. Risk sentiment deteriorated broadly, with the VIX jumping 8.07% to 16.07, though pockets of AI-related enthusiasm offered a partial offset. Boeing shares fell close to 7% after the FAA delayed certification of the 737 Max 10 on a software issue, adding single-stock weight to the broader risk-off tone.

For Asia-Pacific markets opening Tuesday, the combination of elevated US yields, oil price volatility (Brent briefly above $100/bbl before settling at $98.54), and a softer Wall Street close sets a cautious tone. The AUD held relatively firm at 0.7021 against the USD — up 0.17% — providing some buffer for local sentiment, but the ASX 200 faces headwinds from the US selloff and weakness in gold (down 3.83% to $4,155.90/oz), silver (down 4.83%), and lithium carbonate (down 5.11%), all of which bear directly on the resources-heavy local index. The dominant event for Australian investors today is the RBA's 14:30 AEST decision, where the cash rate is forecast to rise 25 basis points from 4.35% to 4.60%, which would reinforce the higher-for-longer rate narrative and place additional pressure on rate-sensitive ASX sectors including REITs, utilities, and consumer discretionary.

Market-Moving Events · Americas
MACROWall Street closed broadly lower on Monday 28 September, with the S&P 500 falling 0.77% to 7,683.69, the Dow losing 347 points (0.67%) to 51,481.51, and the Nasdaq shedding 0.92% to 26,820.38, as the 10-year US Treasury yield surged to 5.23% — its highest level since 2007 — weighing on equity valuations across the board.
GEOUS-Iran tensions escalated after President Trump rejected Tehran's proposal to reopen the Strait of Hormuz, sending Brent crude briefly above $100/bbl before it settled at $98.54 (still down 5.54% on the session), while WTI crude rose 0.80% to $93.15/bbl — a divergence that reflects complex supply-route pricing dynamics amid thin global inventory buffers.
TECHNvidia announced a historic stock buyback programme, providing a rare positive headline in an otherwise risk-off session; the announcement supported AI-sector sentiment at the margin, though the broader Nasdaq still fell 0.92% as rising yields compressed growth stock multiples, with the Technology sector (XLK) declining 0.89%.
ENERGYBoeing shares fell nearly 7% after the FAA delayed certification of the 737 Max 10 due to a newly identified software issue, making Boeing one of the session's most significant single-stock detractors and weighing on the Industrials sector (XLI), which fell 0.97% — the second-worst performing US sector on the day.
YIELDSThe US yield curve showed notable moves: the 2-year Treasury yield fell 6 basis points to 4.81% while the 30-year rose 2 basis points to 5.49%, steepening the long end and reflecting market concern that energy-driven inflation and fiscal pressures will keep long-duration borrowing costs elevated even as near-term rate expectations shift — a dynamic that continued to pressure rate-sensitive sectors including Financials (XLF -1.19%) and Consumer Discretionary (XLY -1.41%).
Market-Moving Events · Europe
ECBThe ECB held all three key policy rates unchanged at its September meeting, reiterating a strictly meeting-by-meeting, data-dependent approach with no pre-commitment to any future rate path; eurozone headline inflation has eased to 1.7% in recent readings while growth has shown resilience, leaving the Governing Council cautious about easing too quickly amid ongoing energy price volatility.
BOEThe Bank of England held its benchmark rate at 3.75% in a surprisingly narrow 5-4 vote, with four members favouring an immediate cut — a closer-than-expected split that markets interpreted as a significant dovish signal, pushing the implied probability of a March 2027 rate cut to nearly 50% and lifting the pound slightly.
MACROEuropean equity indices showed resilience relative to Wall Street, with the Euro Stoxx 50 rising 0.48% to 6,302.82 and the DAX gaining 0.56% to 25,408.64, suggesting European markets were partially insulated from the US yield shock — though the FTSE 100 slipped 0.10% and the CAC 40 edged down 0.04%, reflecting lingering energy price uncertainty and oil-import cost pressures.
ENERGYThe Strait of Hormuz tension and Trump's rejection of Iran's reopening proposal reverberated through European energy markets, with Brent crude briefly breaching $100/bbl — a psychologically significant level — before settling at $98.54, sustaining a meaningful geopolitical risk premium that complicates the ECB's inflation-easing narrative.
MACROECB President Christine Lagarde is scheduled to speak at 21:00 AEST Tuesday, an event that may provide additional colour on the central bank's reaction function to the energy price spike and updated inflation trajectory — investors will watch closely for any shift in language around the pace or conditionality of future rate adjustments.
Market-Moving Events · Asia-Pacific
RBAThe RBA's cash rate decision at 14:30 AEST is the dominant event for Australian markets today, with consensus forecasting a 25 basis point hike to 4.60% from the current 4.35%; the decision will be accompanied by the RBA Rate Statement and followed by a press conference at 15:30 AEST — the trimmed mean CPI running at 3.6% has provided the central bank with sufficient justification to tighten further in the face of a global higher-for-longer rate environment.
CHINAChinese equities fell on Monday, with the SSE Composite declining 1.22% to 3,888.37 and the Hang Seng dropping 1.01% to 24,510.09, as softer domestic demand signals and ongoing US-China trade/supply-chain realignment concerns weighed on sentiment — the yuan's recent weakness and any follow-through on decoupling narratives remain key risks for ASX resource exporters with heavy China exposure including iron ore and lithium producers.
JAPANThe Nikkei 225 bucked the regional trend, surging 1.30% to 66,364.20, though the Nikkei VIX fell sharply by 27.78% to 20.3, suggesting the Japanese move reflected relief or position unwinding rather than a broad risk-on shift; the Bank of Japan's recent 25 basis point hike — with markets assessing the overnight call rate path toward approximately 1.0% — continues to frame the yen carry trade dynamic, with USD/JPY sitting at 157.36.
KOREAThe KOSPI rose 0.90% to 7,080.92, outperforming the broader Asian region, though the Korean won weakened 0.45% against the USD to 1,361.0 — a divergence that reflects Korea's export-sensitive economy benefiting from global tech demand momentum even as currency depreciation adds imported inflation pressure.
SGXSingapore's SGX rose 0.49% to 5,711.12, providing a relatively stable regional reference point amid the mixed Asian session; Singapore's role as a regional financial and energy-trading hub makes it sensitive to both the Strait of Hormuz developments and broader central bank policy divergence themes that are defining the current macro environment.
Economic Calendar
Time (AEST) Ctry Event Impact Prior Forecast
14:30AUCash RateHigh4.35%4.60%
14:30AURBA Rate StatementHigh——
15:30AURBA Press ConferenceMedium——
21:00EUECB President Lagarde SpeaksMedium——
Risks & Watch Items
Key Risks · Geopolitical · Supply Chain · Policy
RBARBA cash rate decision at 14:30 AEST — a hike to 4.60% is forecast and largely priced in, but the tone of the Rate Statement and Governor's press conference at 15:30 AEST will determine whether rate-sensitive sectors (REITs, utilities, consumer discretionary) face further selling pressure.
GEOUS-Iran tensions and the Strait of Hormuz closure risk remain live — President Trump's rejection of Tehran's reopening proposal could escalate further, with Brent crude having already touched $100/bbl; any renewed escalation would amplify energy price volatility and global inflation risk premia.
MACROUS 10-year Treasury yields at 5.23% (highest since 2007) represent the key cross-asset anchor today — any further rise would intensify pressure on growth stocks, REITs, and emerging market currencies including the AUD, while reinforcing the higher-for-longer central bank narrative globally.
MACROECB President Lagarde speaks at 21:00 AEST — her commentary on the energy price spike's inflation implications and any shift in language around the rate path could move European rates and spill into Asian market sentiment overnight, particularly relevant given the ECB's current data-dependent, no-pre-commitment stance.
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