How are XBI cash-secured put max profit and max loss calculated?

Max profit equals premium times 100; max loss equals strike minus premium times 100 (at zero, assuming assignment). Breakeven is strike minus premium. For the XBI cash-secured put priced from the September 30, 2026 end-of-day chain at a 30-day expiry (ATM IV 31.50%), the computed maximum profit is $246.50 per contract and the computed maximum loss is -$14,852.50 per contract. Live intraday quotes will differ as the chain moves through the trading session.

What is the breakeven for a XBI cash-secured put?

The breakeven for the XBI cash-secured put priced on this page is roughly $148.54 at expiration, derived from the September 30, 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 XBI market-implied 1-standard-deviation expected move in the same options snapshot is approximately 9.03%; if the move sits well outside the breakeven distance, the structure's risk-reward becomes correspondingly tighter.

How does current XBI implied volatility affect this cash-secured put?

XBI ATM IV is at 31.50% with IV rank near 38.20%, which is mid-range against its 1-year history. Strategy selection depends more on directional thesis and expected move than on a strong IV signal.

XBI Cash-Secured Put Strategy

XBI (State Street SPDR S&P Biotech ETF), in the Financial Services sector, (Asset Management industry), listed on AMEX.

SPDR Series Trust - State Street SPDR S&P Biotech ETF is an exchange traded fund launched by State Street Global Advisors, Inc. The fund is managed by SSGA Funds Management, Inc. It invests in public equity markets of the United States. It invests in stocks of companies operating across health care, pharmaceuticals, biotechnology and life sciences sectors. The fund invests in growth and value stocks of companies across diversified market capitalization. It seeks to track the performance of the S&P Biotechnology Select Industry Index, by using representative sampling technique.

XBI (State Street SPDR S&P Biotech ETF) trades in the Financial Services sector, specifically Asset Management, with a market capitalization of approximately $8.24B, a beta of 1.10 versus the broader market, a 52-week range of 100.11-169.89, average daily share volume of 8.8M, a public-listing history dating back to 2006. These structural characteristics shape how XBI etf options price implied volatility around earnings windows, capital events, and macro-driven sector rotations.

A beta of 1.10 places XBI roughly in line with broader market moves, so the strategy payoff and realized volatility track the index-equivalent baseline. XBI pays a dividend, which adjusts put-call parity and shifts the ex-dividend pricing across the listed chain.

What is a cash-secured put on XBI?

A cash-secured put sells an out-of-the-money put while holding cash equal to the strike-times-100 obligation, keeping the premium when the underlying stays above the strike.

XBI snapshot

As of September 30, 2026, spot at $158.50, ATM IV 31.50%, IV rank 38.20%, expected move 9.03%. The cash-secured put on XBI below is built from the September 30, 2026 end-of-day chain, with strikes snapped to listed contracts and premiums pulled from the bid/ask midpoint at a 30-day expiry.

Why this cash-secured put structure on XBI specifically: XBI IV at 31.50% is mid-range versus its 1-year history, so the credit collected on a XBI cash-secured put sits in line with its long-run distribution, with a market-implied 1-standard-deviation move of approximately 9.03% (roughly $14.31 on the underlying). The 30-day window matched to the front-month expiry keeps theta exposure bounded while still capturing the post-snapshot move; longer-dated XBI expiries trade a higher absolute premium for lower per-day decay. Position sizing on XBI should anchor to the underlying notional of $158.50 per share and to the trader's directional view on XBI etf.

XBI cash-secured put setup

The XBI cash-secured put below is built from the September 30, 2026 end-of-day chain, with each option leg priced at the bid/ask midpoint of its listed strike. With XBI at $158.50 on that close, the first option leg uses a $151.00 strike; additional legs (when the strategy has them) anchor to spot-relative offsets. Premiums come from the bid/ask midpoint on the listed XBI chain at a 30-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 XBI shares for the stock leg in covered calls and collars).

Action	Type	Strike / Basis	Premium (est)
Sell 1	Put	$151.00	$2.47

XBI cash-secured put risk and reward

Net Premium / Debit: +$246.50
Max Profit (per contract): $246.50
Max Loss (per contract): -$14,852.50
Breakeven(s): $148.54
Risk / Reward Ratio: 0.017

Max profit equals premium times 100; max loss equals strike minus premium times 100 (at zero, assuming assignment). Breakeven is strike minus premium.

XBI cash-secured put payoff curve

Modeled P&L at expiration across a range of underlying prices for the cash-secured put on XBI. 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.

P&L at expiration across the modeled underlying-price range. Green shading marks profitable regions, red shading marks loss regions. Dotted purple verticals mark breakevens; the solid dark vertical marks current spot.

Underlying Price	% From Spot	P&L at Expiration
$0.01	-100.0%	-$14,852.50
$35.05	-77.9%	-$11,348.09
$70.10	-55.8%	-$7,843.68
$105.14	-33.7%	-$4,339.26
$140.19	-11.6%	-$834.85
$175.23	+10.6%	+$246.50
$210.27	+32.7%	+$246.50
$245.32	+54.8%	+$246.50
$280.36	+76.9%	+$246.50
$315.41	+99.0%	+$246.50

When traders use cash-secured put on XBI

Cash-secured puts on XBI earn premium while a trader waits to acquire XBI etf at a target strike below the current quote; most attractive when IV is rich and the trader is comfortable owning XBI.

XBI thesis for this cash-secured put

The market-implied 1-standard-deviation range for XBI extends from approximately $144.19 on the downside to $172.81 on the upside. A XBI cash-secured put lets a trader earn premium while waiting to acquire XBI at the strike price; the strategy is most attractive when the trader is comfortable holding the underlying at that level and IV is rich enough to compensate for the assignment risk. Current XBI IV rank near 38.20% is mid-range against its 1-year distribution, so the IV signal is neutral; the cash-secured put thesis on XBI should anchor more to the directional view and the expected-move geometry. As a Financial Services name, XBI options can move on sector-level news flow (peer earnings, regulatory updates, industry-specific macro data) in addition to XBI-specific events.

XBI cash-secured put positions are structurally neutral to slightly bullish; 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. XBI positions also carry Financial Services sector concentration risk; news flow inside the sector (peer earnings, regulatory shifts, supply-chain headlines) can move XBI alongside the broader basket even when XBI-specific fundamentals are unchanged. Short-premium structures like a cash-secured put on XBI carry tail risk when realized volatility exceeds the implied move; review historical XBI earnings reactions and macro stress periods before sizing. Always rebuild the position from current XBI chain quotes before placing a trade.

Frequently asked questions

What is a cash-secured put on XBI?: A cash-secured put on XBI is the cash-secured put strategy applied to XBI (etf). The strategy is structurally neutral to slightly bullish: A cash-secured put sells an out-of-the-money put while holding cash equal to the strike-times-100 obligation, keeping the premium when the underlying stays above the strike. With XBI etf at $158.50 on the September 30, 2026 close, the strikes shown on this page are snapped to the nearest listed XBI chain strike and the premiums come straight from that session's bid/ask midpoint.
How are XBI cash-secured put max profit and max loss calculated?: Max profit equals premium times 100; max loss equals strike minus premium times 100 (at zero, assuming assignment). Breakeven is strike minus premium. For the XBI cash-secured put priced from the September 30, 2026 end-of-day chain at a 30-day expiry (ATM IV 31.50%), the computed maximum profit is $246.50 per contract and the computed maximum loss is -$14,852.50 per contract. Live intraday quotes will differ as the chain moves through the trading session.
What is the breakeven for a XBI cash-secured put?: The breakeven for the XBI cash-secured put priced on this page is roughly $148.54 at expiration, derived from the September 30, 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 XBI market-implied 1-standard-deviation expected move in the same options snapshot is approximately 9.03%; if the move sits well outside the breakeven distance, the structure's risk-reward becomes correspondingly tighter.
When should you consider a cash-secured put on XBI?: Cash-secured puts on XBI earn premium while a trader waits to acquire XBI etf at a target strike below the current quote; most attractive when IV is rich and the trader is comfortable owning XBI.
How does current XBI implied volatility affect this cash-secured put?: XBI ATM IV is at 31.50% with IV rank near 38.20%, which is mid-range against its 1-year history. Strategy selection depends more on directional thesis and expected move than on a strong IV signal.