EUSA Butterfly Strategy
EUSA (iShares MSCI USA Equal Weighted ETF), in the Financial Services sector, (Asset Management industry), listed on AMEX.
EUSA provides a different approach to US large- and midcap firms. The fund includes the same stocks as its parent index, the MSCI USA Index, but applies equal weighting at each quarterly rebalance, effectively removing the influence of each constituents current price and preventing overweighting to larger firms. The quarterly rebalance starts in February. Prior to Sep. 1, 2015, the fund tracked MSCI USA Index, a market-cap-weighted index of the same constituents.
EUSA (iShares MSCI USA Equal Weighted ETF) trades in the Financial Services sector, specifically Asset Management, with a market capitalization of approximately $1.80B, a beta of 0.97 versus the broader market, a 52-week range of 98.54-118.96, average daily share volume of 60K, a public-listing history dating back to 2010. These structural characteristics shape how EUSA etf options price implied volatility around earnings windows, capital events, and macro-driven sector rotations.
A beta of 0.97 places EUSA roughly in line with broader market moves, so the strategy payoff and realized volatility track the index-equivalent baseline. EUSA pays a dividend, which adjusts put-call parity and shifts the ex-dividend pricing across the listed chain.
What is a butterfly on EUSA?
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.
EUSA snapshot
As of August 14, 2026, spot at $119.50, ATM IV 10.60%, IV rank 0.13%, expected move 3.04%. The butterfly on EUSA below is built from the August 14, 2026 end-of-day chain, with strikes snapped to listed contracts and premiums pulled from the bid/ask midpoint at a 35-day expiry.
Why this butterfly structure on EUSA specifically: EUSA IV at 10.60% is on the cheap side of its 1-year range, which favors premium-buying structures like a EUSA butterfly, with a market-implied 1-standard-deviation move of approximately 3.04% (roughly $3.63 on the underlying). The 35-day window matched to the front-month expiry keeps theta exposure bounded while still capturing the post-snapshot move; longer-dated EUSA expiries trade a higher absolute premium for lower per-day decay. Position sizing on EUSA should anchor to the underlying notional of $119.50 per share and to the trader's directional view on EUSA etf.
EUSA butterfly setup
The EUSA butterfly below is built from the August 14, 2026 end-of-day chain, with each option leg priced at the bid/ask midpoint of its listed strike. With EUSA at $119.50 on that close, the first option leg uses a $114.00 strike; additional legs (when the strategy has them) anchor to spot-relative offsets. Premiums come from the bid/ask midpoint on the listed EUSA chain at a 35-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 EUSA shares for the stock leg in covered calls and collars).
| Action | Type | Strike / Basis | Premium (est) |
|---|---|---|---|
| Buy 1 | Call | $114.00 | $6.10 |
| Sell 2 | Call | $119.00 | $1.88 |
| Buy 1 | Call | $125.00 | $0.12 |
EUSA butterfly risk and reward
- Net Premium / Debit
- -$247.00
- Max Profit (per contract)
- $243.45
- Max Loss (per contract)
- -$347.00
- Breakeven(s)
- $116.47, $121.53
- Risk / Reward Ratio
- 0.702
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.
EUSA butterfly payoff curve
Modeled P&L at expiration across a range of underlying prices for the butterfly on EUSA. 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 | -100.0% | -$247.00 |
| $26.43 | -77.9% | -$247.00 |
| $52.85 | -55.8% | -$247.00 |
| $79.27 | -33.7% | -$247.00 |
| $105.69 | -11.6% | -$247.00 |
| $132.12 | +10.6% | -$347.00 |
| $158.54 | +32.7% | -$347.00 |
| $184.96 | +54.8% | -$347.00 |
| $211.38 | +76.9% | -$347.00 |
| $237.80 | +99.0% | -$347.00 |
When traders use butterfly on EUSA
Butterflies on EUSA are pinning bets - traders use them when they expect EUSA 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.
EUSA thesis for this butterfly
The market-implied 1-standard-deviation range for EUSA extends from approximately $115.87 on the downside to $123.13 on the upside. A EUSA long call butterfly is a pinning play: it pays maximum at the middle strike if EUSA settles there at expiration, with the wing legs capping both the cost and the maximum loss to the net debit. Current EUSA IV rank near 0.13% 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 EUSA at 10.60%. As a Financial Services name, EUSA options can move on sector-level news flow (peer earnings, regulatory updates, industry-specific macro data) in addition to EUSA-specific events.
EUSA 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. EUSA positions also carry Financial Services sector concentration risk; news flow inside the sector (peer earnings, regulatory shifts, supply-chain headlines) can move EUSA alongside the broader basket even when EUSA-specific fundamentals are unchanged. Always rebuild the position from current EUSA chain quotes before placing a trade.
Frequently asked questions
- What is a butterfly on EUSA?
- A butterfly on EUSA is the butterfly strategy applied to EUSA (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 EUSA etf at $119.50 on the August 14, 2026 close, the strikes shown on this page are snapped to the nearest listed EUSA chain strike and the premiums come straight from that session's bid/ask midpoint.
- How are EUSA 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 EUSA butterfly priced from the August 14, 2026 end-of-day chain at a 30-day expiry (ATM IV 10.60%), the computed maximum profit is $243.45 per contract and the computed maximum loss is -$347.00 per contract. Live intraday quotes will differ as the chain moves through the trading session.
- What is the breakeven for a EUSA butterfly?
- The breakeven for the EUSA butterfly priced on this page is roughly $116.47 and $121.53 at expiration, derived from the August 14, 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 EUSA market-implied 1-standard-deviation expected move in the same options snapshot is approximately 3.04%; if the move sits well outside the breakeven distance, the structure's risk-reward becomes correspondingly tighter.
- When should you consider a butterfly on EUSA?
- Butterflies on EUSA are pinning bets - traders use them when they expect EUSA 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 EUSA implied volatility affect this butterfly?
- EUSA ATM IV is at 10.60% with IV rank near 0.13%, 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.