Trend watch: Risk management & portfolio construction in 2026 — signals, winners, and red flags

Climate-adjusted portfolio strategies outperformed traditional benchmarks by 1.8 percentage points annually over the 2021-2025 period, according to MSCI's Climate Solutions Index series. The message for institutional investors is now backed by five years of data: integrating physical and transition risk into portfolio construction is not a concession to ESG sentiment but a measurable driver of risk-adjusted returns. This trend watch identifies the signals reshaping risk management and portfolio construction in 2026, the firms and frameworks winning, and the red flags that could undermine progress.

Why It Matters

Financial institutions collectively manage over $120 trillion in assets globally, and the allocation decisions they make in the next five years will determine whether capital flows align with or diverge from climate targets. Risk management in 2026 is no longer about screening out fossil fuel exposure. It is about modeling complex, interconnected physical and transition risks across entire portfolios, from sovereign bond holdings exposed to sea-level rise to real estate portfolios facing new building performance standards.

Three forces are converging. First, regulators across the EU, UK, and increasingly in Asia-Pacific are mandating climate stress testing and scenario analysis for banks, insurers, and asset managers. The European Central Bank's 2024 supervisory expectations now require banks to demonstrate that climate risks are embedded in internal capital adequacy assessment processes, not treated as an add-on exercise. Second, the physical impacts of climate change are no longer abstract projections. The 2025 hurricane season caused $148 billion in insured losses globally, and drought-driven crop failures in Southern Europe and South Asia repriced sovereign risk for multiple countries. Third, the energy transition is creating asymmetric return opportunities: investors who correctly position portfolios for the shift capture upside, while those clinging to legacy allocations face stranded asset exposure.

The convergence of regulatory pressure, physical risk materialization, and transition opportunity means that risk management and portfolio construction are merging into a single discipline. Firms that treat climate risk as a standalone compliance function will underperform those that embed it into core investment processes.

Key Concepts

Climate Value-at-Risk (CVaR) quantifies the potential impact of climate-related risks on portfolio value under different warming scenarios. Unlike traditional VaR, CVaR incorporates both physical risks (extreme weather, sea-level rise, chronic temperature changes) and transition risks (carbon pricing, regulatory shifts, technology disruption) over multi-decade horizons.

Scenario analysis applies forward-looking climate pathways (typically 1.5C, 2C, and 3C+ warming) to assess portfolio resilience. The Network for Greening the Financial System (NGFS) provides standardized scenarios that central banks and supervisors require for stress testing, covering orderly transition, disorderly transition, and hot-house world outcomes.

Transition risk scoring assigns quantitative metrics to individual securities based on their exposure to carbon pricing, stranded asset risk, and alignment with decarbonization pathways. Scores incorporate current emissions intensity, capital expenditure alignment, and forward-looking production plans.

Physical risk analytics map asset-level exposure to climate hazards including flood, wildfire, heat stress, water scarcity, and coastal inundation. These tools overlay geospatial climate projections onto portfolio holdings to identify concentrated exposures at the facility, region, or country level.

What's Working

BlackRock's Aladdin Climate module has become the default infrastructure for large institutional investors integrating climate risk into portfolio construction. As of early 2026, Aladdin Climate serves over 200 institutional clients, providing CVaR analytics, scenario analysis, and transition alignment scoring at the security level. The platform processes data from over 10,000 companies and 30,000 physical asset locations, enabling portfolio managers to run climate stress tests alongside traditional risk analytics within a single workflow. BlackRock reports that clients using Aladdin Climate have reduced portfolio-level transition risk exposure by an average of 22% while maintaining return targets.

The Dutch pension fund ABP provides a model for climate-integrated portfolio construction at sovereign scale. Managing approximately EUR 530 billion, ABP implemented a comprehensive climate risk framework in 2023-2024 that halved its portfolio's carbon intensity while maintaining its return target of 6.8% nominal. ABP's approach combines sector-based exclusions for the highest-emitting thermal coal companies with active engagement on transition plans, complemented by a EUR 30 billion allocation to climate solutions across renewables, green infrastructure, and sustainable real estate. The fund publishes granular climate risk metrics annually, including physical risk heat maps for its global real estate portfolio.

Jupiter Intelligence's ClimateScore Global demonstrates how physical risk analytics are moving from research tools to operational infrastructure. The platform provides forward-looking physical risk scores at resolutions down to 90 meters for any location globally, covering flood, wind, heat, drought, and wildfire. Insurance companies, banks, and real estate investors are using ClimateScore to reprice assets, adjust underwriting criteria, and identify portfolio concentrations. In 2025, Jupiter reported that three of the top five US property and casualty insurers had integrated its data into underwriting workflows, contributing to more accurate pricing of climate-exposed properties.

What's Not Working

Short-horizon modeling that ignores tail risks beyond 2030 remains pervasive. Most portfolio risk models operate on 1-5 year horizons, aligned with typical fund mandate periods. Climate risks materialize over decades. A portfolio that appears well-positioned for a 2026-2030 transition pathway may carry substantial unmodeled exposure to physical risks that accelerate after 2035. The mismatch between investment horizons and climate timescales means that many "climate-aligned" portfolios are optimized for near-term transition signals while ignoring the nonlinear physical impacts that will dominate losses in later decades.

Over-reliance on backward-looking emissions data for forward-looking risk assessment creates systematic blind spots. Most climate risk tools use reported Scope 1 and 2 emissions from the previous fiscal year as the primary input for transition risk scoring. This approach penalizes heavy emitters that are genuinely decarbonizing while rewarding low-emission companies that may face disruption from upstream supply chain carbon costs. Forward-looking indicators like capital expenditure alignment, R&D spending on clean technologies, and contractual commitments to renewable energy procurement provide better predictive signals but are harder to standardize and verify.

Fragmented data quality across asset classes undermines holistic portfolio-level analysis. Equity portfolios benefit from relatively mature corporate disclosure frameworks, but fixed income, real estate, infrastructure, and private markets lack comparable data coverage. Sovereign bond climate risk assessment remains nascent, despite sovereign exposure representing 30-50% of typical institutional portfolios. A pension fund that runs sophisticated climate stress tests on its equity holdings but ignores its sovereign bond and private credit allocations has an incomplete risk picture.

Greenwashing through selective scenario disclosure is emerging as a concern. Some asset managers publish climate scenario results only for favorable pathways or cherry-pick metrics that show alignment while omitting those that reveal exposure. Without standardized disclosure requirements for scenario analysis methodology and results, investors cannot compare climate risk positions across managers.

Key Players

Established Leaders

• BlackRock: Operates Aladdin Climate, the most widely adopted institutional climate risk platform, integrated into its $10+ trillion asset management and risk analytics infrastructure.
• MSCI: Provides climate risk ratings, CVaR analytics, and scenario analysis tools used by over 1,500 institutional investors for benchmarking and portfolio construction.
• S&P Global: Offers Trucost physical and transition risk analytics covering 15,000+ companies, integrated into credit ratings and fixed income analysis.
• Mercer: Delivers climate scenario analysis and strategic asset allocation advisory services to pension funds and insurers globally.

Emerging Startups

• Jupiter Intelligence: Physical risk analytics platform providing asset-level climate hazard scores at high spatial resolution for financial institutions, insurers, and real estate investors.
• Intensel: AI-powered physical climate risk analytics focused on real estate and infrastructure portfolios, with granular assessment of flood, wind, and heat exposure.
• Cervest: Earth science AI platform translating climate projections into financial risk metrics for individual assets and portfolios, serving banks and asset managers.
• OS-Climate: Open-source climate risk analytics initiative backed by major financial institutions, building standardized data and tools for transition and physical risk assessment.

Key Investors and Funders

• Network for Greening the Financial System (NGFS): Coalition of 130+ central banks and supervisors setting climate scenario standards and supervisory expectations for financial sector climate risk management.
• UN-convened Net-Zero Asset Owner Alliance: Represents $11+ trillion in assets, with members committing to net-zero portfolio targets by 2050 and publishing annual progress on climate risk integration.
• Climate Finance Leadership Initiative (CFLI): Mobilizes private capital for climate solutions, connecting institutional investors with climate-aligned investment opportunities in emerging markets.

Signals to Watch in 2026

Signal	Current State	Direction	Why It Matters
Mandatory climate stress testing	Required in EU, UK, and Singapore; voluntary elsewhere	Expanding to US, Japan, Australia	Regulatory mandates force standardization of risk modeling
Physical risk repricing in real estate	Early-stage in coastal and wildfire zones	Accelerating across multiple hazards	Asset value adjustments create portfolio rebalancing pressure
Sovereign bond climate risk scoring	Nascent, limited adoption	Growing rapidly with NGFS framework updates	Sovereign exposure is the largest unmodeled climate risk in most portfolios
CVaR tool adoption by asset managers	35% of top 100 global managers	Approaching 60% by end of 2026	Standardization enables cross-portfolio comparison
Private market climate data coverage	Below 20% of PE/VC portfolios	Improving through SFDR and CSRD	Closing the data gap for illiquid asset classes
Transition plan credibility assessment	Early frameworks from TPI and CA100+	Formalizing through UK TPT and ISSB	Separates genuine transition from greenwash

Red Flags

Convergence fatigue among asset owners. After five years of proliferating climate risk frameworks, standards, and tools, some institutional investors are experiencing initiative overload. The risk is that climate risk integration stalls at a superficial compliance level rather than deepening into genuine portfolio construction changes. If adoption rates plateau despite regulatory mandates, the gap between reported alignment and actual portfolio positioning will widen.

Model risk from untested climate scenarios. Climate risk models have not been tested against actual climate catastrophe cascades. The models assume orderly relationships between warming levels and economic impacts that may not hold in practice. A simultaneous drought, heat wave, and energy crisis affecting multiple regions could produce correlated losses that exceed modeled expectations. Portfolio construction based on overconfident scenario outputs may concentrate rather than diversify risk.

Emerging market data deserts. Physical and transition risk analytics are heavily calibrated to developed market data. Emerging market assets, where climate risks are often highest and growing fastest, lack the granular data coverage needed for accurate risk assessment. Institutional investors increasing allocations to emerging market climate solutions may be taking on unquantified risks due to data gaps.

Political backlash against climate-integrated investing. Anti-ESG legislation in several US states and growing political polarization around sustainable finance create regulatory uncertainty. Asset managers facing legal challenges or political pressure may retreat from transparent climate risk integration, reducing the quality of risk disclosure available to asset owners.

Action Checklist

• Integrate CVaR analytics into existing portfolio risk management workflows rather than maintaining climate risk as a separate reporting exercise
• Extend climate scenario analysis beyond equity holdings to cover sovereign bonds, real estate, private credit, and infrastructure allocations
• Require forward-looking transition indicators (capex alignment, production plans) alongside backward-looking emissions data in security selection
• Conduct physical risk assessments at the asset level for real estate and infrastructure holdings using geospatial climate projections
• Benchmark portfolio climate risk metrics against peers using standardized frameworks such as TCFD, ISSB, and NGFS scenarios
• Evaluate climate risk data providers for coverage across asset classes, geographic regions, and both physical and transition risk dimensions
• Establish governance processes that connect climate risk findings to actual portfolio rebalancing decisions with defined escalation triggers

FAQ

How does climate Value-at-Risk differ from traditional VaR? Traditional VaR measures potential portfolio losses over short horizons (typically 1-10 days) based on historical market data and statistical distributions. Climate VaR extends the time horizon to decades and incorporates forward-looking scenarios rather than historical patterns. It captures risks that have no historical precedent at their projected scale, including chronic physical impacts like sea-level rise and systemic transition risks like rapid fossil fuel demand decline. The two measures complement each other: traditional VaR for near-term market risk, CVaR for structural climate exposure.

What data do investors need for climate-integrated portfolio construction? At minimum, investors need company-level Scope 1 and 2 emissions data, sector-level transition risk scores, and asset-level physical risk exposure assessments. Advanced integration requires forward-looking transition plan data, capital expenditure alignment metrics, revenue exposure to carbon-sensitive products, and geospatial physical hazard projections for real asset holdings. Data availability varies significantly by asset class, with listed equities having the best coverage and private markets the least.

Are climate risk tools reliable enough for investment decisions? Current tools are useful for identifying relative risk concentrations and stress-testing portfolio resilience, but they carry significant model uncertainty. Physical risk projections depend on climate model outputs that carry regional uncertainty ranges of 30-50%. Transition risk scores rely on assumptions about policy trajectories and technology adoption rates that may not materialize. Investors should use these tools to inform directional portfolio adjustments and identify concentrated exposures rather than as precise predictive instruments.

How are regulators shaping climate risk management requirements? The regulatory trajectory is toward mandatory, standardized climate risk disclosure and stress testing. The ECB, Bank of England, and Monetary Authority of Singapore already require climate stress tests for supervised institutions. The ISSB's IFRS S2 standard, effective from 2025, establishes a global baseline for climate-related financial disclosure. In the US, the SEC's climate disclosure rules face legal challenges but signal the direction of travel. Institutions that build robust climate risk infrastructure now will be better positioned as requirements expand.

Sources

1. MSCI. "Climate Solutions Index Series: Five-Year Performance Review." MSCI Inc., 2025.
2. Network for Greening the Financial System. "NGFS Climate Scenarios for Central Banks and Supervisors: 2025 Update." NGFS, 2025.
3. European Central Bank. "Supervisory Expectations on Climate and Environmental Risk Management." ECB Banking Supervision, 2024.
4. BlackRock. "Aladdin Climate: Annual Impact Report 2025." BlackRock Inc., 2025.
5. ABP. "Responsible Investment Report 2025: Climate Risk Integration." ABP, 2025.
6. Jupiter Intelligence. "ClimateScore Global: Adoption and Impact Report." Jupiter Intelligence, 2025.
7. UN-convened Net-Zero Asset Owner Alliance. "Target Setting Protocol: Third Edition Progress Report." UNEP FI, 2025.
8. International Sustainability Standards Board. "IFRS S2 Climate-related Disclosures: Implementation Guidance." IFRS Foundation, 2025.