Price Alert

Align Technology Inc. (ALGN)

NASDAQ: ALGN · Real-Time Price · USD

144.99

2.56 (1.80%)

At close: Aug 18, 2025, 3:59 PM

146.00

0.70%

After-hours: Aug 18, 2025, 06:41 PM EDT

ALGN Option Overview

Overview for all option chains of ALGN. As of August 17, 2025, ALGN options have an IV of 67.63% and an IV rank of 79.62%. The volume is 1,349 contracts, which is 42.22% of average daily volume of 3,195 contracts. The volume put-call ratio is 1.11, indicating a neutral sentiment in the market.

Implied Volatility

Implied Volatility (30d)

67.63%

IV Rank

79.62%

Historical Volatility

138.43%

IV Low

46.33% on Feb 06, 2025

IV High

73.08% on Jul 31, 2025

Open Interest (OI)

Today's Open Interest

39,845

Put-Call Ratio

0.94

Put Open Interest

19,354

Call Open Interest

20,491

Open Interest Avg (30-day)

30,031

Today vs Open Interest Avg (30-day)

132.68%

Option Volume

Today's Volume

1,349

Put-Call Ratio

1.11

Put Volume

711

Call Volume

638

Volume Avg (30-day)

3,195

Today vs Volume Avg (30-day)

42.22%

Option Chain Statistics

This table provides a comprehensive overview of all ALGN 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
Aug 22, 2025	192	139	0.72	879	860	0.98	66.81%	138
Aug 29, 2025	45	85	1.89	931	1,063	1.14	45.14%	135
Sep 05, 2025	9	0	0	419	1,177	2.81	68.45%	160
Sep 12, 2025	13	0	0	120	400	3.33	71.19%	135
Sep 19, 2025	156	112	0.72	4,442	3,472	0.78	67.11%	145
Sep 26, 2025	0	0	0	17	10	0.59	50.6%	135
Oct 17, 2025	16	109	6.81	2,337	1,519	0.65	52.54%	145
Jan 16, 2026	38	237	6.24	5,056	5,706	1.13	60.21%	180
Mar 20, 2026	26	2	0.08	470	533	1.13	46.83%	145
Apr 17, 2026	0	0	0	0	0	0	44.18%	85
Jun 18, 2026	15	0	0	1,811	564	0.31	47.88%	155
Dec 18, 2026	5	0	0	1,340	1,248	0.93	45.36%	170
Jan 15, 2027	123	27	0.22	2,669	2,802	1.05	44.91%	155