GSY Butterfly Strategy
GSY (Invesco Ultra Short Duration ETF), in the Financial Services sector, (Asset Management industry), listed on AMEX.
The Invesco Ultra Short Duration ETF (Fund) is an actively managed exchange-traded fund (ETF) that seeks to provide returns in excess of cash equivalents while also seeking to provide preservation of capital and daily liquidity. The Fund will invest at least 80% of its total assets in fixed income securities of varying maturities, but with an average duration of less than one year. As of 08/31/2025 the Fund had an overall rating of 4 stars out of 211 funds and was rated 4 stars out of 211 funds, 3 stars out of 183 funds and 4 stars out of 111 funds for the 3-, 5- and 10- year periods, respectively. Source: Morningstar Inc. Ratings are based on a risk-adjusted return measure that accounts for variation in a fund's monthly performance, placing more emphasis on downward variations and rewarding consistent performance. Open-end mutual funds and exchange-traded funds are considered a single population for comparison purposes.
GSY (Invesco Ultra Short Duration ETF) trades in the Financial Services sector, specifically Asset Management, with a market capitalization of approximately $3.46B, a beta of 0.07 versus the broader market, a 52-week range of 49.99-50.39, average daily share volume of 833K, a public-listing history dating back to 2008. These structural characteristics shape how GSY etf options price implied volatility around earnings windows, capital events, and macro-driven sector rotations.
A beta of 0.07 indicates GSY has historically moved less than the broader market, dampening realized volatility and producing tighter expected-move bands per unit of dollar exposure. GSY pays a dividend, which adjusts put-call parity and shifts the ex-dividend pricing across the listed chain.
What is a butterfly on GSY?
A long call butterfly buys one lower-strike call, sells two ATM calls, and buys one higher-strike call, paying a small net debit for a defined-risk position that maxes out if the underlying pins the middle strike at expiration.
Current GSY snapshot
As of May 15, 2026, spot at $50.22, ATM IV 28.10%, IV rank 15.92%, expected move 8.06%. The butterfly on GSY below is built from the same end-of-day chain, with strikes snapped to listed contracts and premiums pulled from the bid/ask midpoint at a 34-day expiry.
Why this butterfly structure on GSY specifically: GSY IV at 28.10% is on the cheap side of its 1-year range, which favors premium-buying structures like a GSY butterfly, with a market-implied 1-standard-deviation move of approximately 8.06% (roughly $4.05 on the underlying). The 34-day window matched to the front-month expiry keeps theta exposure bounded while still capturing the post-snapshot move; longer-dated GSY expiries trade a higher absolute premium for lower per-day decay. Position sizing on GSY should anchor to the underlying notional of $50.22 per share and to the trader's directional view on GSY etf.
GSY butterfly setup
The GSY butterfly below is built from the end-of-day chain, with each option leg priced at the bid/ask midpoint of its listed strike. With GSY near $50.22, the first option leg uses a $47.71 strike; additional legs (when the strategy has them) anchor to spot-relative offsets. Premiums come from the bid/ask midpoint on the listed GSY chain at a 34-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 GSY shares for the stock leg in covered calls and collars).
| Action | Type | Strike / Basis | Premium (est) |
|---|---|---|---|
| Buy 1 | Call | $47.71 | N/A |
| Sell 2 | Call | $50.22 | N/A |
| Buy 1 | Call | $52.73 | N/A |
GSY butterfly risk and reward
- Net Premium / Debit
- N/A
- Max Profit (per contract)
- Unbounded
- Max Loss (per contract)
- Unbounded
- Breakeven(s)
- None on modeled curve
- Risk / Reward Ratio
- N/A
Max profit equals the wing width minus net debit times 100 (reached when the underlying pins the middle strike); max loss equals the net debit times 100. Two breakevens at lower-wing plus debit and upper-wing minus debit.
GSY butterfly payoff curve
Modeled P&L at expiration across a range of underlying prices for the butterfly on GSY. 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.
When traders use butterfly on GSY
Butterflies on GSY are pinning bets - traders use them when they expect GSY to settle near a specific level at expiration (often the prior close, a round number, or the max-pain strike) and want defined-risk exposure to that outcome.
GSY thesis for this butterfly
The market-implied 1-standard-deviation range for GSY extends from approximately $46.17 on the downside to $54.27 on the upside. A GSY long call butterfly is a pinning play: it pays maximum at the middle strike if GSY settles there at expiration, with the wing legs capping both the cost and the maximum loss to the net debit. Current GSY IV rank near 15.92% sits in the lower third of its 1-year distribution, where IV often re-expands toward the mean; this favors premium-buying structures and disadvantages premium-selling structures on GSY at 28.10%. As a Financial Services name, GSY options can move on sector-level news flow (peer earnings, regulatory updates, industry-specific macro data) in addition to GSY-specific events.
GSY butterfly positions are structurally neutral / pin (limited-risk, limited-reward); 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. GSY positions also carry Financial Services sector concentration risk; news flow inside the sector (peer earnings, regulatory shifts, supply-chain headlines) can move GSY alongside the broader basket even when GSY-specific fundamentals are unchanged. Always rebuild the position from current GSY chain quotes before placing a trade.
Frequently asked questions
- What is a butterfly on GSY?
- A butterfly on GSY is the butterfly strategy applied to GSY (etf). The strategy is structurally neutral / pin (limited-risk, limited-reward): A long call butterfly buys one lower-strike call, sells two ATM calls, and buys one higher-strike call, paying a small net debit for a defined-risk position that maxes out if the underlying pins the middle strike at expiration. With GSY etf trading near $50.22, the strikes shown on this page are snapped to the nearest listed GSY chain strike and the premiums come straight from the end-of-day bid/ask midpoint.
- How are GSY butterfly max profit and max loss calculated?
- Max profit equals the wing width minus net debit times 100 (reached when the underlying pins the middle strike); max loss equals the net debit times 100. Two breakevens at lower-wing plus debit and upper-wing minus debit. For the GSY butterfly priced from the end-of-day chain at a 30-day expiry (ATM IV 28.10%), the computed maximum profit is unbounded per contract and the computed maximum loss is unbounded per contract. Live intraday quotes will differ as the chain moves through the trading session.
- What is the breakeven for a GSY butterfly?
- The breakeven for the GSY butterfly priced on this page is no defined breakeven on the modeled curve at expiration, derived from end-of-day chain premiums. Breakeven is the underlying price at which the strategy's P&L crosses zero ignoring transaction costs and assignment risk. The current GSY market-implied 1-standard-deviation expected move is approximately 8.06%; if the move sits well outside the breakeven distance, the structure's risk-reward becomes correspondingly tighter.
- When should you consider a butterfly on GSY?
- Butterflies on GSY are pinning bets - traders use them when they expect GSY to settle near a specific level at expiration (often the prior close, a round number, or the max-pain strike) and want defined-risk exposure to that outcome.
- How does current GSY implied volatility affect this butterfly?
- GSY ATM IV is at 28.10% with IV rank near 15.92%, which is on the low end of its 1-year range. Premium-buying structures (long call, long put, debit spreads) are relatively cheap in this regime; premium-selling structures collect less credit per unit risk.