Moderately directional (bullish for call diagonals, bearish for put diagonals)
| Strategy Type | Time Spread with Directional Bias |
| Market Outlook | Moderately directional (bullish for call diagonals, bearish for put diagonals) |
| Risk Profile | Limited risk (net debit paid) |
| Reward Profile | Limited profit (maximum when stock at short strike at front-month expiration) |
| Time Horizon | 2-8 weeks until front-month expiration |
| Iv Environment | Low to moderate IV preferred; benefits from IV increase in back-month |
| Breakeven | Complex - depends on remaining time value of back-month option |
| Primary Instruments | TSX 60 components with liquid options across multiple expirations, XIU ETF |
| Iiroc Compliance | Level 2 options approval typically sufficient; defined risk strategy |
| Contract Size | 100 shares for equity options; XIU options represent 100 ETF units |
| Trading Hours | 9:30 AM - 4:00 PM ET |
| Expiry Options | Monthly expiries standard; weekly options on XIU and major banks provide flexibility |
| Settlement | T+1 for equities (effective May 2024); options settle next business day after expiry |
| Options Exchange | Montreal Exchange (MX) for all Canadian options |
| Capital Gains Tax | 50% inclusion rate; each leg may be treated separately for tax |
| Tfsa Eligibility | Generally PERMITTED as defined-risk debit spread |
| Rrsp Eligibility | Generally PERMITTED as defined-risk strategy |
| Pmcc Note | Call diagonals are sometimes called 'Poor Man's Covered Call' - capital-efficient alternative to covered calls |
Neither is universally 'better' - they serve different purposes. Diagonals require much less capital (80-90% less) but have defined expiration on the long option. Covered calls require more capital but the stock never expires. Diagonals have defined max loss; covered calls can lose significantly if the stock crashes. Choose based on capital availability and risk tolerance.
For a standard 1:1 diagonal spread, your maximum loss is the net debit paid. You cannot lose more than this amount. The long option covers the short option. However, ratio diagonals (2:1 or 3:1) can have unlimited risk above the short strikes.
If your short call is assigned early, you'll be short 100 shares. You can either exercise your long call to cover (closing the trade) or maintain the short stock position with your long call as a hedge. Early assignment is rare for calls unless there's a dividend. For puts, early assignment means you own stock; your long put protects against downside.
Breakeven is complex for diagonals because it depends on the back-month's value at front expiration, which is unknown. Approximate breakeven: Long Strike + Net Debit - Expected Back-Month Value. Focus on P&L percentage rather than exact breakeven price.
For bullish diagonals, calls are typically preferred. You buy a lower strike call (gains if stock rises) and sell a higher strike call (generates income). Put diagonals are used for bearish views. The choice aligns your position with your market direction.
Roll if: (1) you're still bullish, (2) stock is near short strike, (3) you can collect a credit, and (4) back-month has enough time left (>30 DTE preferred). Close if: (1) thesis has changed, (2) stock has moved far from target zone, (3) back-month approaching expiration, or (4) profit target achieved.
For PMCCs, target 0.70-0.80 delta for the long call. This provides stock-like exposure with minimal time value decay. Lower delta (0.60-0.70) is cheaper but has more time value to lose and less stability. Higher delta (0.80-0.90) is more expensive but most stock-like.
If the stock pays a dividend before front-month expiration and your short call is ITM, early assignment risk increases. The call may be exercised the night before ex-dividend to capture the dividend. Either avoid stocks around ex-div dates or be prepared for potential early assignment.
Sometimes. If the stock dropped, you can: (1) sell a closer strike short call to collect more premium, (2) roll down the long strike if convinced of recovery, or (3) add a put for protection. If stock rallied too much, you can roll up and out. However, don't over-adjust - sometimes cutting losses is wisest.
Theoretically, as many times as time permits before the long option expires. For a 12-month LEAP, you might roll 8-12 times. However, track your total credits vs. initial debit. If rolling no longer generates meaningful credits, it may be time to reassess the position.
Due to typical equity skew (higher IV for OTM puts), put diagonals may have more premium in the short leg relative to long. For call diagonals, OTM short calls are relatively cheaper. Compare the cost/potential of both structures on the same underlying. Sometimes the less intuitive direction offers better risk/reward due to skew.
At 6-9 months remaining, evaluate rolling the LEAP to a new 18-24 month expiration. This typically costs a debit (new LEAP more expensive than remaining value of old). Time this when IV is low and stock is near your original entry point. Don't wait until final months as gamma risk increases and liquidity may decrease.
Diagonals can approximate: (1) covered calls (PMCC), (2) protective puts (put diagonal with ITM long), (3) collars (call + put diagonal at different strikes), (4) calendar spreads (if you shift strikes after entry). Understanding these relationships helps adapt to changing market conditions.
Key predictors: (1) Entry IV Rank < 30%, (2) long option delta 0.65-0.75, (3) short option delta 0.25-0.35, (4) contango term structure, (5) stock's historical realized vol < implied vol. Track these across trades to refine entry criteria for your specific approach.
Size based on total max loss (sum of all net debits) as a percentage of portfolio - typically 15-25% max. Diversify across 4-6 positions in different sectors. Target total monthly income of 1-2% of PMCC capital at risk. Monitor aggregate delta and vega exposures. Balance with other strategies to avoid concentrated directional bets.
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