A delta-neutral position is one where a small price movement (+1% or -1%) produces approximately zero net PnL. This is the foundation of funding rate arbitrage strategies.
🎯 Key Insight
Delta-neutral does NOT mean "PnL will be zero forever." It means future price movements are hedged. This is a local, instantaneous property—not a permanent state.
Two Ways to Build a Delta-Neutral Position
❌ Token-Based (Naive Approach)
You hedge by holding the same number of tokens long and short:
- LONG 100 ETH on Exchange A
- SHORT 100 ETH on Exchange B
At first glance, this looks perfectly neutral. But it's not.
✅ Notional-Based (Correct Approach)
You hedge by matching the USD value (notional) of each leg:
- LONG $10,000 worth of ETH on Exchange A
- SHORT $10,000 worth of ETH on Exchange B
This approach focuses on economic exposure, not raw quantity.
Why Token-Based Hedging Fails
Token-based hedging only works under very strict conditions:
- Same exchange
- Same contract type
- Same price
- No funding asymmetry
- No basis drift
In real multi-exchange strategies, these conditions are almost never met.
Example: Multi-Exchange Price Drift
At opening:
| Exchange | Price | Tokens | Notional |
|---|---|---|---|
| Exchange A (LONG) | $100 | 100 | $10,000 |
| Exchange B (SHORT) | $100 | 100 | $10,000 |
Everything is neutral. ✅
Later (prices diverge):
| Exchange | Price | Tokens | Notional |
|---|---|---|---|
| Exchange A (LONG) | $120 | 100 | $12,000 |
| Exchange B (SHORT) | $115 | 100 | $11,500 |
⚠️ Problem
Even though token quantity is equal, your USD exposure is not. You now have a hidden LONG delta of $500. If price moves again, gains and losses will NOT cancel out.
Why Notional-Based Hedging Works
With notional-based hedging, you ask a different question:
When you open with equal notional:
| Exchange | Price | Tokens | Notional |
|---|---|---|---|
| Exchange A (LONG) | $1.20 | 416.67 | $500 |
| Exchange B (SHORT) | $1.25 | 400.00 | $500 |
Different token counts, but same USD exposure. A 1% price move will produce equal and opposite PnL on each leg.
Why JiaDX Uses Different Token Amounts
When you open a position on JiaDX, you might notice different token amounts on each exchange. This is intentional and correct.
📊 How JiaDX Calculates Position Sizes
For each exchange, JiaDX calculates:
This ensures equal USD exposure regardless of price differences between exchanges.
Real Example
You want to open a $500 delta-neutral position:
| Exchange | Price | Calculation | Tokens | Notional |
|---|---|---|---|---|
| Aster | $1.2730 | 500 ÷ 1.2730 | 392.77 | $500.00 |
| Hyperliquid | $1.2719 | 500 ÷ 1.2719 | 393.12 | $500.00 |
Different tokens (392.77 vs 393.12), but identical notional exposure.
Why Actual Notional May Differ Slightly
Even with perfect calculations, your final notional on each exchange may differ slightly from your target. This is normal and unavoidable due to several factors:
⏱️ Execution Timing
Orders on two exchanges cannot execute at exactly the same instant. Between the time we calculate sizes and when orders fill, prices may have moved slightly.
📐 Size Rounding
Each exchange has minimum size increments. For example, if an exchange requires whole tokens only, your calculated 392.77 tokens becomes 392 or 393 tokens.
📈 Price Movement
Crypto prices can move significantly in milliseconds. The price used for calculation may differ from the actual execution price.
💧 Slippage
Market orders fill at the best available price, which may differ from the displayed price—especially for larger orders or less liquid assets.
⚠️ Is This a Problem?
No. These differences are typically very small (< 1-2%) and don't significantly impact your delta-neutrality. JiaDX displays "≈" (approximately) to indicate these are estimates. The key is that both positions have similar notional exposure—perfect equality is impossible in practice.
The Correct Mental Model
Delta-neutral trading is best understood as:
💡 Key Concept
Dynamic hedging of notional exposure, not static matching of token quantities.
Key Takeaways
- Delta-neutral ≠ "open once and forget" — it requires monitoring
- Token equality ≠ economic neutrality — focus on USD value
- Notional exposure is what matters — that's what determines your risk
- Prices diverge between exchanges — this is normal (basis)
- Rebalancing may be needed — to maintain neutrality over time
Want to learn about maintaining neutrality?
Learn when and how to rebalance your positions to stay delta-neutral.
Read the Rebalancing Guide →