Buy a longer-dated put, sell a shorter-dated OTM put. Profits from time decay + a moderate drop.
๐ฏ Target
68d from today
โ๏ธ Legs
LONG PUT ยท $670 ยท Oct '26
Qty 1 ยท Premium $64.5 ยท ฮ -0.44
SHORT PUT ยท $640 ยท Sep '26
Qty 1 ยท Premium $41.36 ยท ฮ -0.37
P&L at Expiry
Stock (100 sh)Diagonal Put SpreadNowTarget
๐ก Stock vs Options at Target
If META hits $640 by Sep 18:
the diagonal put spread returns
+$2,609
(112.8%)
on $2,314 risked, vs
$-2,921
(-4.4%)
for 100 shares on $66,921.
Options give 25.6ร capital efficiency.
๐ Expiry
Options expire Sep 18, 2026
(68 days out).
P&L shown is the value at expiry if META is at $640.
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
META Price
Today
Aug 3
Aug 26
Sep 18 (exp)
$535
(-20%)
+$552
+$644
+$704
+$548
$569
(-15%)
+$494
+$642
+$834
+$768
$602
(-10%)
+$364
+$545
+$856
+$1,280
$640
(-4%)โ target
+$134
+$304
+$634
+$2,395
$656
(-2%)
+$15
+$166
+$458
+$1,484
$669
(0%)โ spot
-$94
+$35
+$278
+$813
$683
(+2%)
-$209
-$106
+$77
+$229
$703
(+5%)
-$388
-$329
-$248
-$489
$736
(+10%)
-$693
-$710
-$793
-$1,324
$770
(+15%)
-$987
-$1,070
-$1,270
-$1,814
$803
(+20%)
-$1,256
-$1,384
-$1,637
-$2,077
Uses META's current IV for repricing. P&L includes all legs (stock + options). Qty: 1x.