Target Price Playground
REGN
$927.89
🟢
REGN IV: 36.7% — LOW
(-49.8% vs 30d avg of 73.1%)
Options are cheap vs 30d avg — good time to BUY options (long calls/puts, debit spreads).
Forward Projection
If price hits $1000 by Dec 18
Historical Backtest
Coming soon
Signal Backtest
Coming soon
📋 Strategy
Long Stock
Long Call
Long Put
Bull Call Spread
Bear Put Spread
Covered Call
Protective Put
Cash-Secured Put
Diagonal Put Spread
Long Straddle
Own stock, sell OTM call for income. Caps upside.
🎯 Target
48d from today
⚙️ Legs
LONG 100 SHARES
@ $927.89 · Δ 1.00
SHORT CALL · $1000 · Dec '26
Qty 1 · Premium $20.2 · Δ 0.3
P&L at Expiry
Stock (100 sh)
Covered Call
Now
Target
💡 Stock vs Options at Target
If REGN hits $1000 by Dec 18: the covered call returns +$9,231 (10.2%) on $90,769 risked, vs +$7,211 (7.8%) for 100 shares on $92,789. Options give 1.3× capital efficiency.
📅 Expiry
Options expire Dec 18, 2026 (48 days out). P&L shown is the value at expiry if REGN is at $1000. Use the 30d / 60d / 90d / 180d pills to compare different expiries.
📊 Projected Return
P&L if REGN hits $1000 by Dec 18
+$9,231
+10.2% on $90,769 risked
Max Profit
+$9,231
If the stock ≥ $1000 at expiry
Max Loss
−$90,769
If stock → $0 (minus premium received)
Break-even
$907.69
-2.18% from spot
Prob. of Target Hit
55%
IV-implied, 48d (rough)
Net Δ / Θ / V
70.1 / 42.67 / -124.55
per spread, per $1 move / day / vol pt
📋 Notes for each mode (not shown on real page)
Forward Projection
Reprices legs at (target_price, target_date) via Black-Scholes. Works on existing BS service. Simplest mode — ship first.
Reprices legs at (target_price, target_date) via Black-Scholes. Works on existing BS service. Simplest mode — 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.
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 ≥ 80 for last 90d." Reuses score_backtest pipeline + strategy overlay.
"Run this strategy on every BUY-rated stock with score ≥ 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.
Inverse: user says "+50% in 90d", system solves for required price move, shows IV-implied probability. Pure math.
📊 P&L Scenarios — what happens at different prices and dates
| REGN Price | Today | Nov 16 | Dec 2 | Dec 18 (exp) |
|---|---|---|---|---|
| $742 (-20%) | -$16,589 | -$16,547 | -$16,538 | -$16,538 |
| $789 (-15%) | -$12,080 | -$11,948 | -$11,900 | -$11,898 |
| $835 (-10%) | -$7,773 | -$7,464 | -$7,281 | -$7,259 |
| $882 (-5%) | -$3,818 | -$3,256 | -$2,770 | -$2,619 |
| $909 (-2%) | -$1,684 | -$958 | -$219 | +$164 |
| $928 (0%) ← spot | -$377 | +$449 | +$1,366 | +$2,020 |
| $946 (+2%) | +$827 | +$1,741 | +$2,823 | +$3,876 |
| $974 (+5%) | +$2,436 | +$3,446 | +$4,715 | +$6,659 |
| $1000 (+8%) ← target | +$3,710 | +$4,763 | +$6,110 | +$9,231 |
| $1021 (+10%) | +$4,589 | +$5,645 | +$6,981 | +$9,231 |
| $1067 (+15%) | +$6,128 | +$7,098 | +$8,222 | +$9,231 |
| $1113 (+20%) | +$7,159 | +$7,965 | +$8,768 | +$9,231 |
Uses REGN's current IV for repricing. P&L includes all legs (stock + options). Qty: 1x.