Stocks › MPLT
MapLight Therapeutics MPLT
US equityMarket cap rank #3724
$6.93 +$0.71 (+11.41%)
Market closed · Nov 6, 8:10 pm ET · Last extended-hours $7.60 +9.67%
Open$6.24
Prev close$6.22
Day range$6.06 – $6.93
Volume502.0K
Market cap$385.14M
P/E (TTM)–
Dividend yield–
Average implied volatility across the listed chain right now: 332%. Implied volatility measures how big a price swing the options market is pricing in — there is no fixed “normal” level, it varies a lot by stock.
Open interest by strike
Nearest listed expiry only. Calls above the line, puts below — clusters mark strikes where the market has built up the most open positions.
Implied volatility by strike
The “volatility smile”: strikes far from the current price often price in richer implied volatility than at-the-money strikes.
Calls
| Expiry | Strike | Last | Bid/Ask | Volume | Open interest | IV |
|---|---|---|---|---|---|---|
| 20 Nov 2026 | $7.50 | $0.49 | $0.00/$3.80 | 0 | 0 | 134% |
| 20 Nov 2026 | $5.00 | $1.59 | $0.15/$3.70 | 0 | 0 | 0% |
| 20 Nov 2026 | $10.00 | $0.13 | $0.00/$0.90 | 0 | 19 | 156% |
| 20 Nov 2026 | $2.50 | $3.76 | $2.05/$5.90 | 0 | 0 | 0% |
| 20 Nov 2026 | $12.50 | $0.04 | $0.00/$1.95 | 0 | 1 | 164% |
| 20 Nov 2026 | $15.00 | $0.01 | $0.00/$0.85 | 0 | 35 | 168% |
| 20 Nov 2026 | $17.50 | $0.00 | $0.00/$1.95 | 0 | 2 | 171% |
| 20 Nov 2026 | $20.00 | $0.00 | $0.00/$1.95 | 0 | 0 | 174% |
| 20 Nov 2026 | $22.50 | $0.00 | $0.00/$1.95 | 0 | 1 | 173% |
| 20 Nov 2026 | $25.00 | $0.00 | $0.00/$1.95 | 0 | 0 | 178% |
| 20 Nov 2026 | $30.00 | $0.00 | $0.00/$1.95 | 0 | 1 | 201% |
| 20 Nov 2026 | $35.00 | $0.00 | $0.00/$1.95 | 0 | 2 | 220% |
| 20 Nov 2026 | $40.00 | $0.00 | $0.00/$1.95 | 0 | 162 | 236% |
| 20 Nov 2026 | $45.00 | $0.00 | $0.00/$1.95 | 0 | 31 | 251% |
| 20 Nov 2026 | $50.00 | $0.00 | $0.00/$1.95 | 0 | 0 | 263% |
Puts
| Expiry | Strike | Last | Bid/Ask | Volume | Open interest | IV |
|---|---|---|---|---|---|---|
| 20 Nov 2026 | $7.50 | $1.73 | $0.05/$4.00 | 0 | 12 | 318% |
| 20 Nov 2026 | $5.00 | $0.33 | $0.00/$0.15 | 0 | 70 | 227% |
| 20 Nov 2026 | $10.00 | $3.88 | $2.05/$5.40 | 0 | 2 | 284% |
| 20 Nov 2026 | $2.50 | $0.00 | $0.00/$1.95 | 0 | 0 | 206% |
| 20 Nov 2026 | $12.50 | $6.29 | $4.10/$7.90 | 0 | 41 | 307% |
| 20 Nov 2026 | $15.00 | $8.78 | $6.50/$10.50 | 0 | 0 | 359% |
| 20 Nov 2026 | $17.50 | $11.28 | $9.60/$13.00 | 0 | 0 | 472% |
| 20 Nov 2026 | $20.00 | $13.78 | $11.50/$15.50 | 0 | 0 | 435% |
| 20 Nov 2026 | $22.50 | $16.28 | $14.00/$18.00 | 0 | 0 | 465% |
| 20 Nov 2026 | $25.00 | $18.78 | $16.50/$20.50 | 0 | 0 | 491% |
| 20 Nov 2026 | $30.00 | $23.78 | $21.50/$25.50 | 0 | 0 | 534% |
| 20 Nov 2026 | $35.00 | $28.78 | $26.50/$30.50 | 0 | 0 | 569% |
| 20 Nov 2026 | $40.00 | $33.78 | $31.50/$35.50 | 0 | 0 | 599% |
| 20 Nov 2026 | $45.00 | $38.78 | $36.50/$40.50 | 0 | 0 | 625% |
| 20 Nov 2026 | $50.00 | $43.78 | $41.50/$45.50 | 0 | 0 | 648% |
Open interest = contracts currently outstanding (not yet closed out). Higher open interest generally means a strike/expiry is more actively traded and easier to get in and out of.
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