Your Shares Are Locked.
Your Tax Bill Isn't.
You owe taxes months before you can sell a single share. We find your cheapest financing option — so you don't panic-borrow at 24% APR.
Free in 30 seconds · No credit card required · 30-day money-back guarantee
The Problem
Tax Due Before Lock-Up Ends
Apr 15
Tax Due
Oct 15
Lock-Up Ends
Without Plan
Tax Due
$225,000
Cash Available
$0
Shortfall
-$225,000
With Plan
Tax Due
$225,000
Financing Cost
~$4,200
Shares Retained
100%
Based on IRS Form 6251 methodology. SBLOC at current market rates.
4 Traps That Catch First-Time IPO Employees
Your RSUs vest at IPO. You owe six figures in taxes before you can sell a single share. Here's what goes wrong.
The Liquidity Gap
Your RSUs vest at IPO and trigger a six-figure tax bill. But shares stay locked for 90–180 days.
Result: Panic-borrowing at 24% APR or raiding your 401(k)
Stock Price Risk
Stocks often swing wildly after IPO. If shares drop 60% while you’re locked, your tax bill stays the same.
Result: You owe more in taxes than your shares are worth
Financing Complexity
SBLOC, PVF, 401(k) loans, personal loans — each has different rates, risks, and tax costs. Pick wrong and lose $150K+.
Result: Wrong choice = $50K-$150K in avoidable costs
Tax Deadlines
April 15 tax deadline doesn't wait for lock-up expiration. You need a financing strategy before your shares unlock.
Result: Penalties + interest pile up while shares stay locked
The Right Strategy Saved One Engineer $48,000 in Interest
$225K tax bill, 180-day lock-up. Credit cards would have cost $54K in fees. SBLOC cost $6K. Our calculator finds your cheapest option.
Plan ahead, not in panic.
See your own numbers in 60 seconds↓
How Big Is Your Liquidity Gap?
See exactly when taxes are due vs. when shares unlock. This gap determines your financing need.
Want just the tax number for your double-trigger RSUs? Try our free Double-Trigger RSU Tax Calculator — it shows the ordinary income, 22% withholding shortfall, FICA, and state tax in seconds.
The Wrong Financing Choice Costs $50K–$150K
Find your cheapest option for less than your morning coffee.
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- Liquidity gap calculator (IPO date to tax deadline to lock-up expiration)
- 5 financing options comparison (SBLOC, PVF, 401(k), Personal Loan, Credit Card)
- Stock price sensitivity analysis (crash vs flat vs rise scenarios)
- Margin call risk calculator for SBLOC
- Break-even stock price analysis
- Cancel anytime
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- Liquidity gap calculator (IPO date to tax deadline to lock-up expiration)
- 5 financing options comparison (SBLOC, PVF, 401(k), Personal Loan, Credit Card)
- Stock price sensitivity analysis (crash vs flat vs rise scenarios)
- Margin call risk calculator for SBLOC
- Access to all 5 calculators (ISO, RSU, Multi-Year, 83(b), IPO)
- Combined federal + state tax calculation (all 50 states)
- Unlimited scenario modeling
- Detailed analysis you can share with your CPA
Only facing this once? Unlock your exact numbers for $29 — no subscription.
The Wrong Choice Costs $50K-$150K. Here's How to Pick Right.
SBLOCs, prepaid forwards, 401(k) loans — each carries hidden costs that depend on your stock price, tax bracket, and risk tolerance.
| SBLOC | PVF | 401(k) | Personal | Credit Card | |
|---|---|---|---|---|---|
| APR | 5.5-6.7% | 4.8-6.6% | 8-10% | 7-15% | 18-29% |
| Risk | HIGH | MEDIUM | LOW-MED | MEDIUM | AVOID |
| Margin Calls | Yes | ||||
| Upside | Full | Capped | Full | Full | Full |
| Downside | Exposed | Protected | Exposed | Exposed | Exposed |
Pros
- •Lowest APR (2-6% typically)
- •No tax event triggered
- •Full upside if stock rises
- •Interest-only payments during lock-up
Cons
- •Margin call risk if stock drops 30-40%
- •Forced to sell at worst time
- •Loan-to-value typically 50-70%
Best For
Bullish on stock, high risk tolerance
Worst Case
Stock crashes 60%, margin call forces sale at bottom
Pros
- •No margin calls (fixed obligation)
- •Downside protection if stock crashes
- •Defer capital gains until settlement
- •Structured by investment banks
Cons
- •Caps upside (typically 20-30%)
- •Complex legal structure
- •Minimum $500K transaction
Best For
Neutral outlook, want downside protection
Worst Case
Stock rises 200%, you only capture 30% upside
Pros
- •Pay interest to yourself
- •No credit check required
- •No margin call risk
- •Repayment via payroll
Cons
- •Max loan: $50K or 50% of balance
- •If you leave job, due immediately
- •Opportunity cost: miss market gains
Best For
Need $50K or less, stable employment
Worst Case
Laid off, loan due in 60 days + 10% penalty
Pros
- •No collateral required
- •No margin call risk
- •Fixed monthly payments
- •Stock remains fully yours
Cons
- •High APR (7-15%)
- •Max typically $50K-$100K
- •Payments start immediately
Best For
Want no stock-linked risk
Worst Case
Pay $19K interest on $100K over 3 years
Pros
- •Instant access to cash
- •No approval process
- •Last resort option
Cons
- •Predatory APR (18-29%)
- •Upfront fee (3-5%)
- •Interest accrues immediately
Best For
Absolute last resort only
Worst Case
$200K at 24% = $24K interest + fees in 6 months
Which Option Is Right for You?
Our calculator models all 5 strategies for your specific tax liability, stock price outlook, and risk tolerance. See which option minimizes cost under different scenarios.
Not sure? We recommend the best option for your risk tolerance.
Model Your Financing Options| Rank | Financing option | APR range | Margin call risk | Tax event triggered | Risk level | Best for | Worst case |
|---|---|---|---|---|---|---|---|
| 1 | Securities-Backed Line of Credit (SBLOC) | 2–6% | Yes | No | HIGH | Bullish on stock, high risk tolerance | Stock crashes 60%, margin call forces sale at bottom |
| 2 | Prepaid Variable Forward (PVF) | 3–6% | No | Deferred | MEDIUM | Neutral outlook, want downside protection | Stock rises 200%, you only capture 30% upside |
| 3 | 401(k) Loan | 7–9% | No | No | LOW-MED | Need $50K or less, stable employment | Laid off, loan due in 60 days + 10% penalty |
| 4 | Personal Loan (Unsecured) | 7–15% | No | No | MEDIUM | Want no stock-linked risk | Pay $19K interest on $100K over 3 years |
| 5 | Credit Card Cash Advance | 18–29% | No | No | AVOID | Absolute last resort only | $200K at 24% = $24K interest + fees in 6 months |
What Happens If Your Stock Crashes 50%?
Your tax bill is due in April regardless of what the stock does. Here's what happens to employees who borrow against shares that lose half their value.
Flat / -10%
Most IPOs stabilize here
You barely break even after loan costs.
Key Insights from Scenario Analysis
If Bearish (Expect Crash)
- •Avoid SBLOC (margin call risk)
- •Consider PVF (downside protection)
- •Or use 401(k) loan (no collateral risk)
- •Accept capped upside for safety
If Bullish (Expect Rise)
- •SBLOC is optimal (lowest APR, full upside)
- •Ensure cash reserves for margin calls
- •Set stop-loss alert at 30% drop
- •Maximize loan-to-value (50-70%)
Our calculator runs this analysis for your specific numbers — showing break-even stock prices, margin call thresholds, and optimal financing strategy based on your risk tolerance.
| Scenario | Price change | Description | Real-world example | Outcome |
|---|---|---|---|---|
| 50% Crash | -50% | Stock drops 50% during lock-up | e.g., Rivian: $179 to $25 | Margin call triggered; shares lost AND $225K tax still owed |
| Flat / -10% | -10% | Stock stays flat or drops slightly | Most IPOs stabilize here | Barely break even after loan interest |
| 2x Rise | +100% | Stock doubles during lock-up | e.g., Snowflake early performance | SBLOC pays off — large net gain after loan cost |
See How Different Strategies Play Out
Three common IPO scenarios and how financing choices affect outcomes. The right strategy depends on your outlook.
The Rivian Scenario: $200K Tax Bill, Stock Down 60%
Situation
IPO at $45/share, RSUs vest at $900K. Tax bill: $200K. By month 3, stock is at $18.
Decision
Chose a PVF contract — locked in a floor price before the drop.
Result
PVF absorbed the crash. Colleagues on SBLOCs got margin-called.
PVF costs more upfront but eliminates catastrophic risk
$560K Tax Bill, 180 Days to Figure It Out
Situation
Senior engineer, 8 years of RSUs vesting at once. Savings: $80K.
Decision
Split: $250K SBLOC + $200K 401(k) loan + $110K personal loan buffer.
Result
Total interest: $12K. Credit card would have cost $60K+. Saved $48K.
The cheapest option is often a combination, not a single product
Stock Doubles, But Only If You Picked the Right Loan
Situation
IPO at $32. Strong fundamentals, analyst upgrades.
Decision
All-in on SBLOC for lowest rate and full upside. Set aside $40K cash reserve.
Result
Stock hit $68 (+112%). Net gain after loan: $285K. PVF would have capped at 30%.
SBLOC maximizes upside but requires cash reserves and conviction
Which scenario matches your outlook?
Run the calculator with your actual numbers and see which strategy saves you the most.
Calculate Your StrategyCPA-Grade Accuracy. No CPA Price Tag.
Every calculation follows IRS Form 6251 line by line — the same methodology your CPA uses.
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Critical IPO Questions Answered
Real questions from employees facing $200K+ tax bills with locked shares. No sugarcoating.
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Your IPO Date Is Set. Your Tax Strategy Shouldn't Wait.
See your exact tax bill, compare 5 financing options, and find the cheapest path through your lock-up — before your stock price changes the math.
Tax deadlines don't move. Your stock price will.