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 $1040 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
Moderately bullish. Debit, capped max profit + loss.
🎯 Target
48d from today
⚙️ Legs
LONG CALL · $930 · Dec '26
Qty 1 · Premium $43.75 · Δ 0.53
SHORT CALL · $1000 · Dec '26
Qty 1 · Premium $20.2 · Δ 0.3
P&L at Expiry
Stock (100 sh)
Bull Call Spread
Now
Target
💡 Stock vs Options at Target
If REGN hits $1040 by Dec 18: the bull call spread returns +$4,645 (197.2%) on $2,355 risked, vs +$11,211 (12.1%) for 100 shares on $92,789. Options give 16.3× capital efficiency.
📅 Expiry
Options expire Dec 18, 2026 (48 days out). P&L shown is the value at expiry if REGN is at $1040. Use the 30d / 60d / 90d / 180d pills to compare different expiries.
📊 Projected Return
P&L if REGN hits $1040 by Dec 18
+$4,645
+197.2% on $2,355 risked
Max Profit
+$4,645
If the stock ≥ $1000 at expiry
Max Loss
−$2,355
Net debit
Break-even
$953.55
+2.77% from spot
Prob. of Target Hit
36%
IV-implied, 48d (rough)
Net Δ / Θ / V
22.94 / -8.63 / 9.54
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%) | -$2,193 | -$2,300 | -$2,352 | -$2,355 |
| $789 (-15%) | -$1,921 | -$2,136 | -$2,320 | -$2,355 |
| $835 (-10%) | -$1,419 | -$1,724 | -$2,129 | -$2,355 |
| $882 (-5%) | -$669 | -$963 | -$1,493 | -$2,355 |
| $909 (-2%) | -$123 | -$345 | -$800 | -$2,355 |
| $928 (0%) ← spot | +$268 | +$116 | -$216 | -$2,355 |
| $946 (+2%) | +$669 | +$600 | +$434 | -$710 |
| $974 (+5%) | +$1,272 | +$1,334 | +$1,452 | +$2,073 |
| $1021 (+10%) | +$2,214 | +$2,463 | +$2,949 | +$4,645 |
| $1040 (+12%) ← target | +$2,563 | +$2,865 | +$3,422 | +$4,645 |
| $1067 (+15%) | +$3,000 | +$3,344 | +$3,917 | +$4,645 |
| $1113 (+20%) | +$3,593 | +$3,937 | +$4,386 | +$4,645 |
Uses REGN's current IV for repricing. P&L includes all legs (stock + options). Qty: 1x.