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 $1070 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
Bet on big move in either direction. Two premiums paid.
🎯 Target
48d from today
⚙️ Legs
LONG CALL · $930 · Dec '26
Qty 1 · Premium $43.75 · Δ 0.53
LONG PUT · $930 · Dec '26
Qty 1 · Premium $150.0 · Δ -0.48
P&L at Expiry
Stock (100 sh)
Long Straddle
Now
Target
💡 Stock vs Options at Target
If REGN hits $1070 by Dec 18: the long straddle returns $-5,375 (-27.7%) on $19,375 risked, vs +$14,211 (15.3%) for 100 shares on $92,789. Options give 1.8× capital efficiency.
📅 Expiry
Options expire Dec 18, 2026 (48 days out). P&L shown is the value at expiry if REGN is at $1070. Use the 30d / 60d / 90d / 180d pills to compare different expiries.
📊 Projected Return
P&L if REGN hits $1070 by Dec 18
$-5,375
-27.7% on $19,375 risked
Max Profit
Unlimited
Unlimited on a big move
Max Loss
−$19,375
Both premiums paid
Break-even
$736.25
-20.65% from spot
Prob. of Target Hit
24%
IV-implied, 48d (rough)
Net Δ / Θ / V
5.19 / -93.52 / 268.16
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%) | -$729 | -$846 | -$783 | -$606 |
| $789 (-15%) | -$4,563 | -$5,075 | -$5,356 | -$5,246 |
| $835 (-10%) | -$7,536 | -$8,579 | -$9,572 | -$9,885 |
| $882 (-5%) | -$9,304 | -$10,832 | -$12,683 | -$14,525 |
| $909 (-2%) | -$9,697 | -$11,408 | -$13,616 | -$17,308 |
| $928 (0%) ← spot | -$9,672 | -$11,445 | -$13,761 | -$19,164 |
| $946 (+2%) | -$9,423 | -$11,206 | -$13,519 | -$17,730 |
| $974 (+5%) | -$8,652 | -$10,365 | -$12,484 | -$14,947 |
| $1021 (+10%) | -$6,435 | -$7,865 | -$9,382 | -$10,307 |
| $1070 (+15%) ← target | -$3,081 | -$4,126 | -$5,014 | -$5,375 |
| $1113 (+20%) | +$463 | -$279 | -$803 | -$1,028 |
Uses REGN's current IV for repricing. P&L includes all legs (stock + options). Qty: 1x.