3.1 The Portfolio Construction Process
Portfolio construction translates asset allocation decisions into actual investment holdings, requiring careful selection of investment vehicles and attention to efficiency, costs, and client constraints.
The Five-Step Construction Process:
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Step 1: Define the Investment Universe:
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Identify permissible asset classes and investment vehicles
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Establish investment guidelines and restrictions
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Consider client-specific constraints and preferences
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Determine asset class definitions and sub-classifications
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Step 2: Determine Asset Allocation:
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Establish strategic target weights based on client profile
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Consider tactical adjustments as appropriate
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Define rebalancing parameters and frequency
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Document allocation decisions and rationale
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Step 3: Select Specific Investments:
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Evaluate investment managers or vehicles
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Consider fees, performance, and style consistency
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Monitor for changes in management or strategy
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Conduct due diligence on managers and products
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Step 4: Build the Portfolio:
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Implement allocation through selected vehicles
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Consider diversification at all levels
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Balance costs with desired exposure
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Address liquidity and tax considerations
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Ensure proper account structure and titling
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Step 5: Ongoing Management:
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Monitor portfolio relative to targets
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Implement rebalancing decisions
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Review manager and vehicle performance
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Adjust for changes in client circumstances
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3.2 Implementation Vehicles
Selecting appropriate implementation vehicles is essential for translating asset allocation into an effective portfolio.
Implementation Vehicle Types:
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Individual Securities:
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Direct ownership of stocks and bonds
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Provides maximum customization and control
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Higher administrative burden and transaction costs
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Requires sufficient portfolio size for diversification
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May be appropriate for large portfolios or specialized mandates
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Allows for tax management and customization
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Mutual Funds:
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Professional management and diversification
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Daily liquidity and transparent pricing
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Broad availability and regulatory oversight
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May have higher expense ratios than ETFs
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Distribution of gains can create tax inefficiency
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Variety of strategies and styles available
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Exchange-Traded Funds (ETFs):
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Exchange-traded with intraday liquidity
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Typically lower expense ratios than mutual funds
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Tax-efficient structure for most investors
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Broad market exposure and sector-specific options
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Growing asset class with extensive product offerings
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Can be used for both core and tactical positions
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Separately Managed Accounts (SMAs):
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Direct ownership with professional management
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Individualized tax management
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Institutional quality portfolio construction
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Higher minimum investment requirements
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Customization for specific client needs
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Direct ownership of securities
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Model Portfolios:
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Standardized portfolio solutions
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Used extensively in advisory practices
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Consistent investment approach across clients
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Efficient implementation and oversight
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May be customized at client level
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Scalable for growing practices
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Investment Selection Criteria:
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Cost and Expense Considerations:
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Management fees and expense ratios
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Sales loads and distribution fees
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Transaction costs and turnover
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Advisor and platform fees
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Total cost of ownership
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Performance and Track Record:
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Historical performance and consistency
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Risk-adjusted performance measures
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Peer group comparison
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Manager tenure and team stability
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Performance through market cycles
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Investment Strategy and Style:
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Alignment with asset allocation
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Style consistency over time
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Risk management approach
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ESG and sustainability considerations
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Investment philosophy and process
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Liquidity and Accessibility:
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Redemption terms and frequency
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Minimum investment requirements
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Trading restrictions and limitations
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Gating provisions and lock-ups
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Suitability for client circumstances
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Manager and Firm Considerations:
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Reputation and experience
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Investment process and philosophy
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Risk management capabilities
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Financial stability
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Regulatory history and compliance
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3.3 Rebalancing Strategies
Portfolio rebalancing is the process of realigning the asset allocation of a portfolio to its target weights, addressing the natural drift that occurs as different assets produce different returns.
The Need for Rebalancing:
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Asset classes perform differently over time, causing deviations from targets
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Without rebalancing, portfolio risk profile drifts higher as equity outperforms
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Rebalancing provides a disciplined mechanism for selling winners and buying losers
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Can enhance risk-adjusted returns over time
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Maintains portfolio consistency with client risk tolerance
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Provides a systematic framework for portfolio management
Rebalancing Methodologies:
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Calendar-Based Rebalancing:
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Rebalancing at fixed intervals (monthly, quarterly, annually)
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Simple to implement and communicate to clients
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May miss opportunities for interim rebalancing
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Annual rebalancing often optimal for tax efficiency
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Monthly/quarterly appropriate for more volatile portfolios
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Threshold-Based Rebalancing:
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Rebalancing when allocation deviates from target by a specified percentage
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Common thresholds: 5% absolute or 20% relative
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More responsive to market movements than calendar-based
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May be more costly due to higher trading frequency
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Should be coordinated with tax-loss harvesting
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Hybrid Approaches:
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Combining calendar and threshold methods
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Example: Review monthly, rebalance when threshold exceeded
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Best practice in professional portfolio management
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Balances responsiveness with cost control
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Provides flexibility based on market conditions
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Opportunistic Rebalancing:
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Rebalancing when market dislocations create opportunities
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May involve greater deviations than normal rebalancing
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Requires judgment and market perspective
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More active management of the portfolio
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Can enhance returns but requires skill
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Implementation Considerations:
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Transaction Costs:
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Brokerage commissions and execution costs
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Bid-ask spreads for less liquid securities
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Market impact for larger portfolios
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Must be weighed against rebalancing benefits
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Use of limit orders and patient execution when possible
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Tax Implications:
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Taxable accounts require careful attention to realized gains
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Tax-loss harvesting can be integrated with rebalancing
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Use of specific identification of tax lots
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Consideration of tax rates on short-term vs. long-term gains
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Municipal bonds and tax-exempt strategies
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Cash Flow Management:
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Using contributions and withdrawals for rebalancing
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Redirecting dividends and distributions
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Reduces transaction costs and tax impact
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Efficient use of client cash flows
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Maintains fully invested position
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