GSUI Straddle Strategy
GSUI (Grayscale Sui Trust), in the Financial Services sector, (Asset Management industry), listed on AMEX.
The Grayscale Sui Trust primarily functions as a holder of SUI, which is a digital currency or asset generated and transferred across the decentralized Sui Network. Its main investment goal is for the value of its shares to directly correspond to the market value of the SUI it possesses, encompassing any SUI earned from staking activities. This entity was established on April 30, 2024, and its main office is situated in Stamford, Connecticut.
GSUI (Grayscale Sui Trust) trades in the Financial Services sector, specifically Asset Management, with a market capitalization of approximately $3.5M, a beta of 1.26 versus the broader market, a 52-week range of 9.44-34.4, average daily share volume of 64K, a public-listing history dating back to 2025. These structural characteristics shape how GSUI etf options price implied volatility around earnings windows, capital events, and macro-driven sector rotations.
A beta of 1.26 places GSUI roughly in line with broader market moves, so the strategy payoff and realized volatility track the index-equivalent baseline. GSUI pays a dividend, which adjusts put-call parity and shifts the ex-dividend pricing across the listed chain.
What is a straddle on GSUI?
A long straddle buys an ATM call and an ATM put at the same strike, profiting from a large move in either direction; max loss equals the combined debit when the underlying pins to the strike at expiration.
GSUI snapshot
As of September 29, 2026, spot at $16.72, ATM IV 64.30%, expected move 18.43%. The straddle on GSUI below is built from the September 29, 2026 end-of-day chain, with strikes snapped to listed contracts and premiums pulled from the bid/ask midpoint at a 234-day expiry.
Why this straddle structure on GSUI specifically: IV rank is unavailable in the current snapshot, so regime-based timing for GSUI is inferred from ATM IV at 64.30% alone, with a market-implied 1-standard-deviation move of approximately 18.43% (roughly $3.08 on the underlying). The 234-day window matched to the front-month expiry keeps theta exposure bounded while still capturing the post-snapshot move; longer-dated GSUI expiries trade a higher absolute premium for lower per-day decay. Position sizing on GSUI should anchor to the underlying notional of $16.72 per share and to the trader's directional view on GSUI etf.
GSUI straddle setup
The GSUI straddle below is built from the September 29, 2026 end-of-day chain, with each option leg priced at the bid/ask midpoint of its listed strike. With GSUI at $16.72 on that close, the first option leg uses a $17.00 strike; additional legs (when the strategy has them) anchor to spot-relative offsets. Premiums come from the bid/ask midpoint on the listed GSUI chain at a 234-day expiry; the cross-strike IV skew is reflected directly in the per-leg values rather than approximated. Quantity sizing assumes one contract per option leg (or 100 GSUI shares for the stock leg in covered calls and collars).
| Action | Type | Strike / Basis | Premium (est) |
|---|---|---|---|
| Buy 1 | Call | $17.00 | $3.30 |
| Buy 1 | Put | $17.00 | $3.10 |
GSUI straddle risk and reward
- Net Premium / Debit
- -$640.00
- Max Profit (per contract)
- Unbounded
- Max Loss (per contract)
- -$637.70
- Breakeven(s)
- $10.60, $23.40
- Risk / Reward Ratio
- Unbounded
Upside max profit is unbounded; downside max profit is bounded at the strike minus the combined call plus put debit (reached at zero). Max loss equals the combined debit times 100 (reached when the underlying pins to the strike). Two breakevens at strike plus debit and strike minus debit.
GSUI straddle payoff curve
Modeled P&L at expiration across a range of underlying prices for the straddle on GSUI. Each row is one sampled price point from the computed payoff curve; the full curve uses 200 price points internally before being summarized into 10 rows here.
| Underlying Price | % From Spot | P&L at Expiration |
|---|---|---|
| $0.01 | -99.9% | +$1,059.00 |
| $3.71 | -77.8% | +$689.42 |
| $7.40 | -55.7% | +$319.84 |
| $11.10 | -33.6% | -$49.73 |
| $14.79 | -11.5% | -$419.31 |
| $18.49 | +10.6% | -$491.11 |
| $22.18 | +32.7% | -$121.53 |
| $25.88 | +54.8% | +$248.05 |
| $29.58 | +76.9% | +$617.62 |
| $33.27 | +99.0% | +$987.20 |
When traders use straddle on GSUI
Straddles on GSUI are pure-volatility plays that profit from large moves in either direction; traders typically buy GSUI straddles ahead of earnings, FDA decisions, or other catalysts where the realized move is expected to exceed the implied move priced into the chain.
GSUI thesis for this straddle
The market-implied 1-standard-deviation range for GSUI extends from approximately $13.64 on the downside to $19.80 on the upside. A GSUI long straddle is a pure-volatility play: it profits when the underlying moves far enough from the strike in either direction to overcome the combined call plus put debit, regardless of direction. As a Financial Services name, GSUI options can move on sector-level news flow (peer earnings, regulatory updates, industry-specific macro data) in addition to GSUI-specific events.
GSUI straddle positions are structurally neutral / high-volatility (long premium); the modeled P&L assumes European-style exercise at expiration and ignores early assignment, transaction costs, dividends paid before expiry on the stock leg (when present), and the bid-ask spread on the listed chain. GSUI positions also carry Financial Services sector concentration risk; news flow inside the sector (peer earnings, regulatory shifts, supply-chain headlines) can move GSUI alongside the broader basket even when GSUI-specific fundamentals are unchanged. Always rebuild the position from current GSUI chain quotes before placing a trade.
Frequently asked questions
- What is a straddle on GSUI?
- A straddle on GSUI is the straddle strategy applied to GSUI (etf). The strategy is structurally neutral / high-volatility (long premium): A long straddle buys an ATM call and an ATM put at the same strike, profiting from a large move in either direction; max loss equals the combined debit when the underlying pins to the strike at expiration. With GSUI etf at $16.72 on the September 29, 2026 close, the strikes shown on this page are snapped to the nearest listed GSUI chain strike and the premiums come straight from that session's bid/ask midpoint.
- How are GSUI straddle max profit and max loss calculated?
- Upside max profit is unbounded; downside max profit is bounded at the strike minus the combined call plus put debit (reached at zero). Max loss equals the combined debit times 100 (reached when the underlying pins to the strike). Two breakevens at strike plus debit and strike minus debit. For the GSUI straddle priced from the September 29, 2026 end-of-day chain at a 30-day expiry (ATM IV 64.30%), the computed maximum profit is unbounded per contract and the computed maximum loss is -$637.70 per contract. Live intraday quotes will differ as the chain moves through the trading session.
- What is the breakeven for a GSUI straddle?
- The breakeven for the GSUI straddle priced on this page is roughly $10.60 and $23.40 at expiration, derived from the September 29, 2026 end-of-day chain's premiums. Breakeven is the underlying price at which the strategy's P&L crosses zero ignoring transaction costs and assignment risk. The GSUI market-implied 1-standard-deviation expected move in the same options snapshot is approximately 18.43%; if the move sits well outside the breakeven distance, the structure's risk-reward becomes correspondingly tighter.
- When should you consider a straddle on GSUI?
- Straddles on GSUI are pure-volatility plays that profit from large moves in either direction; traders typically buy GSUI straddles ahead of earnings, FDA decisions, or other catalysts where the realized move is expected to exceed the implied move priced into the chain.
- How does current GSUI implied volatility affect this straddle?
- Current GSUI ATM IV is 64.30%; IV rank context is unavailable in the current snapshot.