MOS Cash-Secured Put Strategy
MOS (The Mosaic Company), in the Basic Materials sector, (Agricultural Inputs industry), listed on NYSE.
The Mosaic Company, through its subsidiaries, produces and markets concentrated phosphate and potash crop nutrients in North America and internationally. The company operates through three segments: Phosphates, Potash, and Mosaic Fertilizantes. It owns and operates mines, which produce concentrated phosphate crop nutrients, such as diammonium phosphate, monoammonium phosphate, and ammoniated phosphate products; and phosphate-based animal feed ingredients primarily under the Biofos and Nexfos brand names, as well as produces a double sulfate of potash magnesia product under K-Mag brand name. The company also produces and sells potash for use in the manufacturing of mixed crop nutrients and animal feed ingredients, and for industrial use; and for use in the de-icing and as a water softener regenerant. In addition, it provides nitrogen-based crop nutrients, animal feed ingredients, and other ancillary services; and purchases and sells phosphates, potash, and nitrogen products. The company sells its products to wholesale distributors, retail chains, farmers, cooperatives, independent retailers, and national accounts.
MOS (The Mosaic Company) trades in the Basic Materials sector, specifically Agricultural Inputs, with a market capitalization of approximately $7.24B, a trailing P/E of 9.95, a beta of 0.80 versus the broader market, a 52-week range of 21.17-38.23, average daily share volume of 9.9M, a public-listing history dating back to 1988, approximately 14K full-time employees. These structural characteristics shape how MOS stock options price implied volatility around earnings windows, capital events, and macro-driven sector rotations.
A beta of 0.80 places MOS roughly in line with broader market moves, so the strategy payoff and realized volatility track the index-equivalent baseline. The trailing P/E of 9.95 is on the value side, where IV often compresses outside event windows because forward growth expectations are already discounted into the share price. MOS 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 MOS?
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.
Current MOS snapshot
As of May 15, 2026, spot at $21.79, ATM IV 45.36%, IV rank 57.64%, expected move 13.00%. The cash-secured put on MOS 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 28-day expiry.
Why this cash-secured put structure on MOS specifically: MOS IV at 45.36% is mid-range versus its 1-year history, so the credit collected on a MOS cash-secured put sits in line with its long-run distribution, with a market-implied 1-standard-deviation move of approximately 13.00% (roughly $2.83 on the underlying). The 28-day window matched to the front-month expiry keeps theta exposure bounded while still capturing the post-snapshot move; longer-dated MOS expiries trade a higher absolute premium for lower per-day decay. Position sizing on MOS should anchor to the underlying notional of $21.79 per share and to the trader's directional view on MOS stock.
MOS cash-secured put setup
The MOS cash-secured put below is built from the end-of-day chain, with each option leg priced at the bid/ask midpoint of its listed strike. With MOS near $21.79, the first option leg uses a $21.00 strike; additional legs (when the strategy has them) anchor to spot-relative offsets. Premiums come from the bid/ask midpoint on the listed MOS chain at a 28-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 MOS shares for the stock leg in covered calls and collars).
| Action | Type | Strike / Basis | Premium (est) |
|---|---|---|---|
| Sell 1 | Put | $21.00 | $0.78 |
MOS cash-secured put risk and reward
- Net Premium / Debit
- +$77.50
- Max Profit (per contract)
- $77.50
- Max Loss (per contract)
- -$2,021.50
- Breakeven(s)
- $20.23
- Risk / Reward Ratio
- 0.038
Max profit equals premium times 100; max loss equals strike minus premium times 100 (at zero, assuming assignment). Breakeven is strike minus premium.
MOS cash-secured put payoff curve
Modeled P&L at expiration across a range of underlying prices for the cash-secured put on MOS. 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% | -$2,021.50 |
| $4.83 | -77.8% | -$1,539.82 |
| $9.64 | -55.7% | -$1,058.14 |
| $14.46 | -33.6% | -$576.46 |
| $19.28 | -11.5% | -$94.79 |
| $24.09 | +10.6% | +$77.50 |
| $28.91 | +32.7% | +$77.50 |
| $33.73 | +54.8% | +$77.50 |
| $38.54 | +76.9% | +$77.50 |
| $43.36 | +99.0% | +$77.50 |
When traders use cash-secured put on MOS
Cash-secured puts on MOS earn premium while a trader waits to acquire MOS stock at a target strike below the current quote; most attractive when IV is rich and the trader is comfortable owning MOS.
MOS thesis for this cash-secured put
The market-implied 1-standard-deviation range for MOS extends from approximately $18.96 on the downside to $24.62 on the upside. A MOS cash-secured put lets a trader earn premium while waiting to acquire MOS 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 MOS IV rank near 57.64% is mid-range against its 1-year distribution, so the IV signal is neutral; the cash-secured put thesis on MOS should anchor more to the directional view and the expected-move geometry. As a Basic Materials name, MOS options can move on sector-level news flow (peer earnings, regulatory updates, industry-specific macro data) in addition to MOS-specific events.
MOS 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. MOS positions also carry Basic Materials sector concentration risk; news flow inside the sector (peer earnings, regulatory shifts, supply-chain headlines) can move MOS alongside the broader basket even when MOS-specific fundamentals are unchanged. Short-premium structures like a cash-secured put on MOS carry tail risk when realized volatility exceeds the implied move; review historical MOS earnings reactions and macro stress periods before sizing. Always rebuild the position from current MOS chain quotes before placing a trade.
Frequently asked questions
- What is a cash-secured put on MOS?
- A cash-secured put on MOS is the cash-secured put strategy applied to MOS (stock). 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 MOS stock trading near $21.79, the strikes shown on this page are snapped to the nearest listed MOS chain strike and the premiums come straight from the end-of-day bid/ask midpoint.
- How are MOS 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 MOS cash-secured put priced from the end-of-day chain at a 30-day expiry (ATM IV 45.36%), the computed maximum profit is $77.50 per contract and the computed maximum loss is -$2,021.50 per contract. Live intraday quotes will differ as the chain moves through the trading session.
- What is the breakeven for a MOS cash-secured put?
- The breakeven for the MOS cash-secured put priced on this page is roughly $20.23 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 MOS market-implied 1-standard-deviation expected move is approximately 13.00%; 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 MOS?
- Cash-secured puts on MOS earn premium while a trader waits to acquire MOS stock at a target strike below the current quote; most attractive when IV is rich and the trader is comfortable owning MOS.
- How does current MOS implied volatility affect this cash-secured put?
- MOS ATM IV is at 45.36% with IV rank near 57.64%, 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.