Price Alert

aTyr Pharma Inc. (ATYR)

NASDAQ: ATYR · Real-Time Price · USD

0.83

-0.06 (-7.09%)

At close: Sep 26, 2025, 1:15 PM

ATYR Option Overview

Overview for all option chains of ATYR. As of September 26, 2025, ATYR options have an IV of 131.84% and an IV rank of 18.04%. The volume is 5,764 contracts, which is 29.99% of average daily volume of 19,219 contracts. The volume put-call ratio is 0.61, indicating a bullish sentiment in the market.

Implied Volatility

Implied Volatility (30d)

131.84%

IV Rank

18.04%

Historical Volatility

523.82%

IV Low

82.94% on Nov 26, 2024

IV High

353.97% on Sep 12, 2025

Open Interest (OI)

Today's Open Interest

247,781

Put-Call Ratio

0.96

Put Open Interest

121,174

Call Open Interest

126,607

Open Interest Avg (30-day)

192,909

Today vs Open Interest Avg (30-day)

128.44%

Option Volume

Today's Volume

5,764

Put-Call Ratio

0.61

Put Volume

2,181

Call Volume

3,583

Volume Avg (30-day)

19,219

Today vs Volume Avg (30-day)

29.99%

Option Chain Statistics

This table provides a comprehensive overview of all ATYR options grouped by their expiration dates.

Expiration	Call Vol	Put Vol	P/C Vol	Call OI	Put OI	P/C OI	Implied Volatility	Max Pain
Oct 03, 2025	343	2	0.01	0	0	0	98.84%	0.5
Oct 10, 2025	92	50	0.54	0	0	0	118.81%	0.5
Oct 17, 2025	676	1,750	2.59	59,866	101,667	1.7	392.61%	4
Oct 24, 2025	0	0	0	0	0	0	144.88%	1
Oct 31, 2025	0	0	0	0	0	0	500%	1
Nov 07, 2025	20	0	0	0	0	0	406.21%	1
Nov 21, 2025	173	95	0.55	19,239	9,021	0.47	307.75%	2.5
Dec 19, 2025	241	32	0.13	6,967	3,176	0.46	312.21%	2
Jan 16, 2026	1,017	67	0.07	18,734	2,869	0.15	229.76%	1
Feb 20, 2026	150	91	0.61	5,440	1,917	0.35	223.89%	1.5
May 15, 2026	0	0	0	302	114	0.38	210.11%	2
Jan 15, 2027	495	94	0.19	12,823	2,352	0.18	232.85%	2.5
Jan 21, 2028	376	0	0	3,236	58	0.02	174.96%	0.5