Buy a longer-dated put, sell a shorter-dated OTM put. Profits from time decay + a moderate drop.
๐ฏ Target
64d from today
โ๏ธ Legs
LONG PUT ยท $1930 ยท Sep '26
Qty 1 ยท Premium $205.08 ยท ฮ -0.43
SHORT PUT ยท $1830 ยท Aug '26
Qty 1 ยท Premium $124.47 ยท ฮ -0.35
P&L at Expiry
Stock (100 sh)Diagonal Put SpreadNowTarget
๐ก Stock vs Options at Target
If ASML hits $1830 by Aug 21:
the diagonal put spread returns
+$8,854
(109.8%)
on $8,061 risked, vs
$-9,968
(-5.2%)
for 100 shares on $192,968.
Options give 21.1ร capital efficiency.
๐ Expiry
Options expire Aug 21, 2026
(64 days out).
P&L shown is the value at expiry if ASML is at $1830.
Use the 30d / 60d / 90d / 180d pills to compare different expiries.
Forward Projection
Reprices legs at (target_price, target_date) via Black-Scholes. Works on existing BS service. Simplest mode โ ship first.
Historical Backtest
Uses our historical options chains to replay this exact strategy over past expirations. Needs: date picker, "rolling every N days", cumulative P&L chart.
Signal Backtest
"Run this strategy on every BUY-rated stock with score โฅ 80 for last 90d." Reuses score_backtest pipeline + strategy overlay.
Solve for Return
Inverse: user says "+50% in 90d", system solves for required price move, shows IV-implied probability. Pure math.
๐ P&L Scenarios โ what happens at different prices and dates
ASML Price
Today
Jul 9
Jul 30
Aug 21 (exp)
$1544
(-20%)
+$1,796
+$2,244
+$2,724
+$2,235
$1640
(-15%)
+$1,589
+$2,181
+$3,059
+$3,485
$1737
(-10%)
+$1,210
+$1,866
+$3,005
+$5,659
$1830
(-5%)โ target
+$691
+$1,314
+$2,466
+$8,855
$1891
(-2%)
+$282
+$836
+$1,860
+$5,472
$1930
(0%)โ spot
+$0
+$495
+$1,391
+$3,596
$1968
(+2%)
-$296
+$129
+$870
+$1,916
$2026
(+5%)
-$760
-$455
+$18
-$255
$2123
(+10%)
-$1,568
-$1,480
-$1,479
-$3,030
$2219
(+15%)
-$2,382
-$2,507
-$2,920
-$4,934
$2316
(+20%)
-$3,170
-$3,477
-$4,188
-$6,183
Uses ASML's current IV for repricing. P&L includes all legs (stock + options). Qty: 1x.