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Case Study
August 28, 2025

Crypto in Portfolio Lending with Banks & Investment Accounts

Background

Portfolio lending has traditionally allowed borrowers to use their investment portfolios (stocks, bonds, mutual funds) as collateral to secure loans without liquidating their assets. Recently, banks and fintechs have extended this model to include cryptocurrencies, giving investors new ways to unlock liquidity from their digital asset holdings.

This case study explores how one bank integrated crypto-backed portfolio lending into its wealth management offerings.

Scenario

  • Institution: Summit Bank Wealth & Lending Division

  • Client: High-net-worth investor with:

    • $500,000 in a traditional brokerage account (stocks + ETFs)

    • $250,000 in Bitcoin (BTC) and Ethereum (ETH)

  • Challenge: The client wanted a $200,000 loan to purchase real estate without liquidating long-term investments (which could trigger capital gains taxes).

  • Solution: Use a portfolio lending account secured by both traditional assets and crypto.

Process

Portfolio Valuation

  • Stocks + ETFs: $500,000

  • Crypto holdings: $250,000

  • Total portfolio value: $750,000

2. Risk & Collateral Analysis

  • Traditional securities: Lower volatility → 80% loan-to-value (LTV) allowed

  • Crypto assets: Higher volatility → 50% LTV allowed

3. Loan Structure

  • Against securities ($500,000 @ 80% LTV): $400,000 lending power

  • Against crypto ($250,000 @ 50% LTV): $125,000 lending power

  • Combined lending capacity: $525,000

Requested loan: $200,000 → approved

4. Execution

  • Bank creates a hybrid collateralized lending account.

  • Borrower pledges both brokerage account and digital wallet (secured via a custody provider such as Coinbase Institutional or Fireblocks).

  • Smart contract monitoring tools track crypto price movements to trigger margin calls if volatility spikes.

5. Loan Terms

  • Loan amount: $200,000

  • Interest rate: 6% APR (slightly higher due to crypto collateral)

  • Term: 3 years, interest-only payments allowed

  • Margin call: If crypto value drops by >30%, borrower must add more collateral.

Results

  • Liquidity Accessed Without Selling: Borrower used loan proceeds for real estate purchase without liquidating assets.

  • Tax Efficiency: No capital gains triggered since crypto and securities were pledged, not sold.

  • Portfolio Growth Potential: Borrower kept exposure to long-term appreciation in both stocks and crypto.

  • Risk Mitigation: Bank’s AI-driven collateral monitoring reduced default risk by tracking crypto volatility in real time.

Key Takeaways

  1. Hybrid Portfolio Lending is emerging: banks now accept crypto + traditional assets as combined collateral.

  2. Risk-adjusted LTV ratios allow institutions to balance volatility between stocks and crypto.

  3. Custody solutions & AI monitoring make crypto integration secure and compliant.

  4. Client Benefits: Unlock liquidity, retain asset exposure, and avoid tax burdens.

✅ Conclusion:

This case study shows how crypto-backed portfolio lending is bridging the gap between traditional banking and digital assets. By treating crypto as a collateral class alongside securities, banks can offer clients more flexible lending options, while investors gain liquidity without sacrificing long-term growth potential.

 
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Saalt is an acronym for Simple AI application lending tools. (SAALT).   The application helps brokers, lenders, and SMBs streamline their efforts in achieving their desired lending request from banks and non-bank debt options.