April 3rd, 2020 Options Expiration -- S&P 500 Covered Calls Assigned

The April 3rd, 2020 $220.00 Covered Call position in the SPDR S&P 500 ETF expired in-the-money, so the 100 shares of SPY were assigned (i.e. sold) at the $220.00 strike price.  As detailed below, the return-on-investment (ROI) result was  +6.2% absolute return (equivalent to +102.9% annualized return-on-investment for the 22 days holding period).


SPDR S&P 500 ETF (SPY) -- Covered Call Position Closed

The transactions were as follows:
03/13/2020 Bought 100 shares of S&P 500 ETF @ $250.45 per share 
03/13/2020 Sold 1 SPDR S&P 500 ETF March 20, 2020 $235.00 Call option @ $23.93 per share
Note: this was a simultaneous Buy/Write transaction.
03/20/2020 Bought-to-Close 1 SPY 3/20/2020 $235.00 Call @ $6.84 per share
03/20/2020 Sold-to-Open 1 SPY 4/3/2020 $220.00 Call @ $26.38 per share
Note: this was a simultaneous roll-out-and-down transaction.  SPY's closing price on 3/20 was $228.80.
03/20/2020 SPY went ex-dividend at $1.0456 per share x 100 shares = $104.56 dividend income
04/03/2020 One SPY Call option expired in-the-money so 100 SPY shares sold at $220.00 strike price.
Note: the SPY share price closed in-the-money on 4/3/2020 at $247.95.


The overall performance result (including commissions) was as follows:
Covered Calls Cost Basis: $22,652.70
= ($250.45 - $23.93) * 100 shares + $.70 commission

Net Profit Components:
(a) Options Income: +$4,345.64
= ($23.93 -$6.84+ $26.38) * 100 shares - $1.36 commission
(b) Dividend Income: +$104.56
= $1.0456 x 100 shares 
(c) Capital Appreciation (SPY closed above $220.00 strike price at April 3rd expiration): -$3,045.00
= ($220.00 -$250.45) * 100 shares

Total Net Profit: +$1,405.20
= (+$4,345.64 options income +$104.56 dividend income -$3,045.00 capital appreciation)

Absolute Return: +6.2%
= +$1,405.20/$22,652.70
Equivalent Annualized Return: +102.9%
= (+$1,405.20/$22,652.70)*(365/22 days)