Target Date Fund ModelFree Financial Model Download
Build a target date fund model with cohort-based asset allocation glide paths, rebalancing mechanics, and fee impact tracking across multiple retirement years without manually managing each vintage allocation. Covers 2030 through 2060 cohorts in one workbook.
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About this model
Model a target-date fund family with customizable asset allocation glide paths, rebalancing mechanics, and fee impact across multiple vintage years (2030, 2040, 2050, etc.). Each cohort tracks its own allocation curve from growth-oriented (85%+ equities) at launch to conservative (30–50% equities) at the target retirement date. Rebalancing occurs annually with transaction costs; flows into and out of each vintage are tracked separately.
The model projects AUM buildup for each vintage over 30 years, applies market returns by asset class, and calculates management fee revenue net of underlying fund costs. The Glide_Path sheet ensures allocations sum to 100% each year; the AUM_Buildup sheet applies weighted returns and flow decay as participants retire. The Returns sheet measures gross fund returns, net-of-fee returns, and manager revenue per $1 of AUM.
Margin structure shows how TDF managers achieve scale: at sub-$1B AUM, EBITDA margins are negative; at $5B+, margins reach 35–45%. Breakeven AUM and return on seed capital are calculated explicitly. Competition from passive low-cost providers is modeled via fee compression (industry average 30 bps, down from 70 bps a decade ago).



Recolor to your brand.
Formatted to IB standards.
Named theme colors repaint the whole workbook in one click, on top of an investment-banking structure with blue inputs, black formulas, and green cross-sheet links.
- Brand-ready
- Institutional grade
- Fully auditable
What's included
- Asset allocation glide path from aggressive to conservative based on years to target date
- Cohort tracking by target date (2030, 2040, 2050) with separate allocations
- Annual rebalancing mechanics with transaction costs and tax drag
- Advisory and platform fees with impact on net returns
- Performance reporting by cohort and total fund
Customizable glide paths by cohort
Each vintage follows its own allocation glide path so investors experience a smooth de-risking curve rather than a step function from aggressive to conservative.
Fee drag compounding over time
Advisory fees, platform fees, and transaction costs are compounded across the full holding period to show how they erode long-term net returns for plan participants.
Rebalancing policy evaluation
Annual versus quarterly rebalancing frequency, transaction cost assumptions, and tax drag are modeled to help optimize the fund rebalancing policy.
Frequently asked
What is a typical target date fund glide path?+
A typical glide path starts at 90% stocks and 10% bonds for a 2050 fund and transitions to around 40% stocks and 60% bonds for funds within five years of their target retirement date.
How often should a target date fund rebalance?+
Annual or quarterly rebalancing is standard. More frequent rebalancing increases tax drag and transaction costs; infrequent rebalancing allows significant drift from target allocations.
How should I model market returns in this model?+
Use long-term historical return assumptions such as 8% for equities and 4% for bonds, or specific manager targets. Model both upside and downside scenarios to stress-test the glide path.
Why does this model track cohorts separately?+
Each cohort (2030, 2040, 2050) has a different allocation and de-risking timeline. Pooling them would obscure the distinct risk profiles and glide paths that define each vintage.
Who uses target date fund models?+
Wealth managers, plan sponsors, fund analysts, and retirement planners use them to design glide paths, document fund strategy, benchmark fees, and evaluate rebalancing policies.
Alex Tapio
Founder of Finamodel • Professional Financial Modeller • Ex-Deloitte
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