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Praxis Precision Medicines, Inc. Common Stock PRAX

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Market datapartial · fetched 2026-10-22T23:57:30.539Z

Delta surfaceAlpaca · derived absolute-delta buckets · 2026-11-20

Calculation methodology

Options historyIV: ThetaData historical Greeks, equal-weight mean of call/put 50-delta IV across the next four listed Friday-cycle expirations, including holiday shifts verified against ThetaData’s market calendar. Missing inputs leave gaps. Skew and implied move: recorded expiration-specific observations.

History data

PriceAlpaca · sip · 2026-10-22T21:47:01.399876191Z

FundamentalsAlpha Vantage · unavailable

Share price$258.92
1D+0.4%
AH$256$258$260$261$2635:30 AM6:30 AM9:00 AM1:00 PM2:00 PMPRAX
Sold putSold callAH

Praxis Precision Medicines, Inc. Common Stock options

Live interpolated PRAX call and put midpoint premiums by absolute delta.Praxis Precision Medicines, Inc. Common Stock$4.65$28.87$53.08$77.30$101.51$170.33$214.53$258.73$302.93$347.1320Δ25Δ30Δ35Δ40Δ45Δ50Δ55Δ60Δ65Δ70Δ75Δ80ΔOPTION PRICELive PRAX spot · $258.92PRAX PRICE$7.27$9.80$12.33$14.75$17.64$20.74$23.40$28.06$32.05$36.17$41.18$46.86$52.89$8.91$11.90$15.36$19.66$24.04$28.70$31.78$40.96$48.30$56.91$67.69$78.65$94.53
PutsExpensive1.55×
CallsExpensive1.46×
SkewBearish+0.52 pp
Implied moveBearish±$55.18
TiltBearish21.2% PUT
Table
Values and derived Greeks for the plotted delta buckets
DeltaCallsPuts
Pseudo strikeIVB/E movePseudo strikeIVB/E move
20Δ343.90101.1%35.6%214.8894.8%20.4%
25Δ329.80103.3%31.2%224.6194.9%17.8%
30Δ315.28102.5%26.5%234.0594.6%15.5%
35Δ300.8799.3%21.9%242.6397.2%13.9%
40Δ289.6998.7%18.7%251.5897.6%12.1%
45Δ279.3897.9%15.9%260.5197.3%10.5%
50Δ268.9393.8%12.9%268.5391.9%8.6%
55Δ260.6098.0%11.5%279.7899.2%7.8%
60Δ251.6197.2%9.6%290.27100.0%6.5%
65Δ242.8095.6%7.7%301.82100.8%5.4%
70Δ233.8695.2%6.2%315.24102.5%4.4%
75Δ224.7094.8%4.9%328.88102.2%3.4%
80Δ215.4493.2%3.6%347.10104.0%2.5%

20Δ

Calls
Pseudo strike
343.90
IV
101.1%
B/E move
35.6%
Puts
Pseudo strike
214.88
IV
94.8%
B/E move
20.4%

25Δ

Calls
Pseudo strike
329.80
IV
103.3%
B/E move
31.2%
Puts
Pseudo strike
224.61
IV
94.9%
B/E move
17.8%

30Δ

Calls
Pseudo strike
315.28
IV
102.5%
B/E move
26.5%
Puts
Pseudo strike
234.05
IV
94.6%
B/E move
15.5%

35Δ

Calls
Pseudo strike
300.87
IV
99.3%
B/E move
21.9%
Puts
Pseudo strike
242.63
IV
97.2%
B/E move
13.9%

40Δ

Calls
Pseudo strike
289.69
IV
98.7%
B/E move
18.7%
Puts
Pseudo strike
251.58
IV
97.6%
B/E move
12.1%

45Δ

Calls
Pseudo strike
279.38
IV
97.9%
B/E move
15.9%
Puts
Pseudo strike
260.51
IV
97.3%
B/E move
10.5%

50Δ

Calls
Pseudo strike
268.93
IV
93.8%
B/E move
12.9%
Puts
Pseudo strike
268.53
IV
91.9%
B/E move
8.6%

55Δ

Calls
Pseudo strike
260.60
IV
98.0%
B/E move
11.5%
Puts
Pseudo strike
279.78
IV
99.2%
B/E move
7.8%

60Δ

Calls
Pseudo strike
251.61
IV
97.2%
B/E move
9.6%
Puts
Pseudo strike
290.27
IV
100.0%
B/E move
6.5%

65Δ

Calls
Pseudo strike
242.80
IV
95.6%
B/E move
7.7%
Puts
Pseudo strike
301.82
IV
100.8%
B/E move
5.4%

70Δ

Calls
Pseudo strike
233.86
IV
95.2%
B/E move
6.2%
Puts
Pseudo strike
315.24
IV
102.5%
B/E move
4.4%

75Δ

Calls
Pseudo strike
224.70
IV
94.8%
B/E move
4.9%
Puts
Pseudo strike
328.88
IV
102.2%
B/E move
3.4%

80Δ

Calls
Pseudo strike
215.44
IV
93.2%
B/E move
3.6%
Puts
Pseudo strike
347.10
IV
104.0%
B/E move
2.5%

Options history

No recorded observations