By Covered Call vs Cash-Secured Put: Wetin You Need Know
Covered call and cash-secured put dey give same payoff shape if strike and expiry same. See how dem dey work different with SPY contracts, wetin dey collateral and assignment.
A covered call na when you sell a call option for 100 shares wey you already get. A cash-secured put na when you sell a put option and you get enough cash to buy 100 shares for the strike price. If the strike and expiration date na the same, both trades go give the same payoff shape. Wetin dey different na how dem dey work: which asset you use as collateral, and which way assignment go move you.
This page show one real pair of contracts and dey track both trades from when dem start, the SPY $720 call and the SPY $720 put, both dey expire June 18, 2026. SPY na the ETF wey dey follow the S&P 500. E dey $720 on May 1, so $720 na the at-the-money strike and both positions start for the same level.
Wetin Every Position Dey Make Of
Covered call get two parts, and person wey get share don get one already:
- 100 shares of the stock.
- One call wey dem sell against am, wey make the seller promise to give those shares at the strike before expiration.
Cash-secured put also get two parts:
- Cash wey dem keep to buy 100 shares at the strike, $72,000 for a $720 strike.
- One put wey dem sell, wey make the seller promise to buy 100 shares at the strike before expiration.
Each one dey collect premium from the start wey dem go keep no matter wetin market do next. Each one dey limit the profit to one fixed amount. Each one dey leave the position open to loss below the strike. The contracts themselves dey covered inside call options and put options, and our covered call walkthrough dey trace the share side of this trade well well.
Covered Call Wey Cash-Secured Put Get Same Payoff?
If strike price and expiry date match, the payoff charts go the same way. Dis one na put-call parity: stocks plus a short call na same as cash plus a short put, afta we don consider dividends and how much money we go fit get from collateral during di time wey we hold am. One risk, two ways to enter am.
Di prices wey dem mark show di matter clear pass diagram. Below, we show both positions wey dem value am every day from May 1, as profit or loss per share against di day wey dem start di trade.
The exact SQL behind every number
WITH entry AS (
SELECT avgIf(option_close, ticker = 'O:SPY260618C00720000') AS call0,
avgIf(option_close, ticker = 'O:SPY260618P00720000') AS put0,
avg(underlying_close) AS spy0
FROM global_markets.options_greeks
WHERE ticker IN ('O:SPY260618C00720000', 'O:SPY260618P00720000')
AND date = '2026-05-01'
AND implied_volatility > 0.02
)
SELECT g.date AS date,
round(avg(g.underlying_close) - any(entry.spy0) + any(entry.call0)
- avgIf(g.option_close, g.ticker = 'O:SPY260618C00720000'), 2) AS covered_call_pl,
round(any(entry.put0)
- avgIf(g.option_close, g.ticker = 'O:SPY260618P00720000'), 2) AS cash_secured_put_pl
FROM global_markets.options_greeks g, entry
WHERE g.ticker IN ('O:SPY260618C00720000', 'O:SPY260618P00720000')
AND g.date BETWEEN '2026-05-01' AND '2026-06-15'
AND g.implied_volatility > 0.02
GROUP BY g.date
HAVING countIf(g.ticker = 'O:SPY260618C00720000') > 0
AND countIf(g.ticker = 'O:SPY260618P00720000') > 0
ORDER BY g.dateDi two lines move together for all di 29 sessions. Dem start at zero for di same day, climb together for May, fall together for di second week of June, and finish di period at $16.04 for di covered call against $11.73 for di cash-secured put.
Di small difference between di lines dey real and e get name. Person wey get shares go receive dividends for di time wey e hold am, but person wey get cash no go receive am, while di cash collateral fit get interest wey shares no dey pay. Di time wey dem quote di prices add confusion on top of dat. But all dis no change di shape of di bet.
Wetin Each Strike Dey Pay
Premium wey dem collect for option wey dem sell short, dem set am based on where im strike price dey compared to current market price. Dis na di June 18 chain wey get $10 interval around SPY May 1 level, calls and puts dey side by side.
Read am like two mirror curves. For di $690 strike, wey dey far below market, di call carry $40.27 premium against di put wey get $6.82. For $770, wey dey far above am, di pair change position: $0.98 for di call, $47.44 for di put. For di at-the-money $720 strike, di two prices nearly meet, $17.49 against $14.41, wey na parity wey dey show for live quotes.
Normally, dem no dey sell option for at-the-money. For covered call, dem usually write am above market, where di $740 call pay $7.22. For cash-secured put, dem usually write am below market, where di $700 put pay $8.66. Di strike price na im set both di premium wey dem collect and di price wey shares go change hands. Option delta dey give number on how likely each strike go finish in the money, and di option greeks dey explain how premium dey change day by day.
Di same trade for four times
The exact SQL behind every number
WITH entry AS (
SELECT avgIf(option_close, ticker = 'O:SPY260618C00720000') AS call0,
avgIf(option_close, ticker = 'O:SPY260618P00720000') AS put0,
avg(underlying_close) AS spy0
FROM global_markets.options_greeks
WHERE ticker IN ('O:SPY260618C00720000', 'O:SPY260618P00720000')
AND date = '2026-05-01'
AND implied_volatility > 0.02
)
SELECT multiIf(g.date = '2026-05-01', '1. Both trades opened (May 1)',
g.date = '2026-05-15', '2. Three weeks in (May 15)',
g.date = '2026-06-02', '3. SPY high (Jun 2)',
'4. SPY dip (Jun 10)') AS stage,
round(avg(g.underlying_close), 2) AS spy_price,
round(avg(g.underlying_close) - any(entry.spy0) + any(entry.call0)
- avgIf(g.option_close, g.ticker = 'O:SPY260618C00720000'), 2) AS covered_call_pl,
round(any(entry.put0)
- avgIf(g.option_close, g.ticker = 'O:SPY260618P00720000'), 2) AS cash_secured_put_pl,
round(abs((avg(g.underlying_close) - any(entry.spy0) + any(entry.call0)
- avgIf(g.option_close, g.ticker = 'O:SPY260618C00720000'))
- (any(entry.put0)
- avgIf(g.option_close, g.ticker = 'O:SPY260618P00720000'))), 2) AS gap_abs
FROM global_markets.options_greeks g, entry
WHERE g.ticker IN ('O:SPY260618C00720000', 'O:SPY260618P00720000')
AND g.date IN ('2026-05-01', '2026-05-15', '2026-06-02', '2026-06-10')
AND g.implied_volatility > 0.02
GROUP BY g.date
ORDER BY g.dateRead down di table. Both start at zero with SPY at $720. Three weeks later, SPY at $737.34, di covered call show say e get $7.32 per share against di put wey get $6.44, dat na $0.88 difference. When SPY reach $759.63 for June 2, both don reach dia cap, $15.47 and $13.35. For di June 10 session wey SPY dey $722.88, both don give back most of dat gain together. Di widest of di four readings separate dem by $2.12 per share, for a period wey di underlying move like forty dollars.
Wey di two realy differ
Collateral. One position dey tie 100 shares. Di oda one dey tie di strike for cash, $72,000 at a $720 strike, wey di broker dey hold against di obligation for di life of di contract.
Assignment direction. A covered call wey finish inside di money end with di shares wey dem sell at di strike. A cash-secured put wey finish inside di money end with di shares wey dem buy at di strike. Opposite doors: one dey exit an equity position, di oda one dey enter one.
Di starting point. A covered call dey presume say di shares don dey dia already, or say dem buy am first, with di spread and any commission on di stock leg wey dem pay up front. Di put no need share purchase to open.
Early assignment. US equity and ETF options na American style, so a short leg fit be assigned before expiration. A short call most times dey exercise early for di session before an ex-dividend date, di case wey dem walk through for ex-dividend dates and options. A short put dey assigned early far less times, typically when e dey deep inside di money late for e life. When options expire set di calendar wey both dey on.
Account permissions. Brokers dey grade options approval for levels, and di level wey dem need for covered calls usually dey lower than di level wey dem need for selling puts. Retirement accounts commonly dey permit covered calls, while cash-secured puts dey vary by broker. These rules belong to di broker pass di market, and dem dey decide which of di two even dey available for a given account.
Idle collateral. Di put's cash dey sit for di account for di life of di trade. Where to park idle cash cover wetin dat balance fit earn while e dey wait.
Wey Each One Fit
Both trades show one mind: say you ready to buy the stock near the strike, and you know say your profit go stop if market pass am. The choice depend on wetin the account already get. Person wey get 100 shares and want make money from am go write call and keep the shares unless market collect am at the strike. Person wey get cash and go accept the shares at the strike go sell put and collect money while waiting. If you do one after the other on the same stock, put first and then calls on the shares wey dem give you, na wetin traders dey call the wheel.
None of them be hedge. Below the strike, both positions get full stock risk, only the premium wey you collect dey cushion am. Protective puts and collars na the structures wey dem build for that work, and how to buy and sell put options dey inside buying and selling put options.
FAQ
Cash-secured put and covered call, dem be same?
If dem get same strike and same expiration date, dem go get same payoff shape. Dis na put-call parity wey dem talk again. Di main difference na di collateral, shares wey dem dey use against cash, and di direction wey dem go give out di shares. For di time wey dem show above, di two results per share no pass $2.12 from each oda for di widest.
Which one collect more premium, covered call or cash-secured put?
If dem get same strike, di two premiums go dey close to each oda. On May 1, 2026, di $720 SPY call get $17.49 while di put for same strike get $14.41. Di difference wey dey between di two strategies for real life na from selling dem for different strikes, not from di type of option.
Wetin happen when dem reach expiration for each one?
If covered call finish above di strike, dem go sell di 100 shares for di strike price, and di seller go keep di premium. If e finish at di strike or below am, di call go expire for nothing, and di shares plus di premium go remain. If cash-secured put finish below di strike, dem go buy 100 shares for di strike price using di cash wey dem keep, and dem go keep di premium. If e finish at di strike or above am, di put go expire for nothing, and di collateral go release.
Person fit lose money for covered call or cash-secured put?
Yes, for di equity wey dey inside each one. If di stock price fall, di shares of di covered call writer go fall too, and di put seller go be forced to buy at a strike price wey dey above di market price. Di premium na small help, not something wey go stop loss, and di loss for any of dem fit reach di full value of di position.
Dem need same options approval level for di two?
Usually no. Most brokers dey put covered calls for lower approval level pass short puts, and retirement account rules dey different again. Each one also need di collateral, shares or cash, to dey there for di whole time of di contract.
Every price for dis page na stored query over di SPY June 18, 2026 chain. Open di SQL for any panel and run am again on di Strasmore terminal.