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ALGN
Align Technology Inc
stock NASDAQ

At Close

Sep 18, 2026 3:59:59 PM EDT

147.61USD-1.403%(-2.10)1,498,331

0.00Bid 0.00Ask 0.00Spread

Pre-market

Sep 17, 2026 8:22:30 AM EDT

153.00USD+2.198%(+3.29)0

After-hours

Sep 18, 2026 4:10:30 PM EDT

148.00USD+0.264%(+0.39)1,442

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

Sep 18, 2026 Sep 25, 2026 Oct 2, 2026 Oct 9, 2026 Oct 16, 2026 Oct 23, 2026 Oct 30, 2026 Nov 20, 2026 Dec 18, 2026 Jan 15, 2027 Mar 19, 2027 Apr 16, 2027 Jun 17, 2027 Sep 17, 2027 Jan 21, 2028 Jan 19, 2029

ITM/OTM for Dec 18, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
375	2,671	1,224	2,482

ALGN Dec 18, 2026 Exp. - Volume by Strike

Puts

Calls

ALGN Dec 18, 2026 Exp. - Open Interest by Strike

Puts

Calls

ALGN Dec 18, 2026 Exp. - Max Pain @ $160.00

Puts

Calls

ALGN Dec 18, 2026 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
380 C	2.55	+93.18%	1	168	02-18	ALGN261218C00380000
370 C	2.40	-21.31%	2	5	07-09	ALGN261218C00370000
360 C	7.05	-7.24%	2	50	07-30	ALGN261218C00360000
350 C	0.93	-87.26%	1	3	08-05	ALGN261218C00350000
340 C	2.49	+107.50%	2	21	02-20	ALGN261218C00340000
330 C	2.29	-35.13%	1	4	03-06	ALGN261218C00330000
320 C	4.61	+46.82%	20	23	02-20	ALGN261218C00320000
310 C	1.37	-38.57%	1	3	05-08	ALGN261218C00310000
300 C	2.50	-39.47%	29	47	05-01	ALGN261218C00300000
290 C	0.05	-83.33%	5	122	09-02	ALGN261218C00290000
280 C	0.25	-89.13%	12	229	09-02	ALGN261218C00280000
270 C	0.50	-83.33%	5	6	09-02	ALGN261218C00270000
260 C	0.52	-50.94%	5	23	09-02	ALGN261218C00260000
250 C	0.82	-36.92%	5	114	09-02	ALGN261218C00250000
240 C	1.85	-21.28%	13	258	08-18	ALGN261218C00240000
230 C	1.45	-43.14%	94	117	08-25	ALGN261218C00230000
220 C	1.00	+14.94%	1	66	09-17	ALGN261218C00220000
210 C	2.70	-20.59%	22	100	08-31	ALGN261218C00210000
200 C	2.73	-30.00%	1	161	09-14	ALGN261218C00200000
195 C	4.30	-15.69%	6	54	09-03	ALGN261218C00195000
190 C	3.40	-7.86%	1	176	09-16	ALGN261218C00190000
185 C	4.20	-69.12%	5	110	09-16	ALGN261218C00185000
180 C	4.50	-43.04%	1	247	09-14	ALGN261218C00180000
175 C	6.57	-29.28%	5	206	09-14	ALGN261218C00175000
170 C	6.60	-12.00%	2	128	09-15	ALGN261218C00170000
165 C	13.11	-6.36%	1	10	08-31	ALGN261218C00165000
160 C	9.70	-45.20%	2	8	09-15	ALGN261218C00160000
155 C	16.45	-68.46%	2	9	09-03	ALGN261218C00155000
150 C	15.50	-1.65%	2	203	09-16	ALGN261218C00150000
145 C	16.20	-14.74%	2	9	09-15	ALGN261218C00145000
140 C	20.08	-8.02%	2	131	09-15	ALGN261218C00140000
135 C	24.38	-15.73%	1	14	09-11	ALGN261218C00135000
130 C	41.13	+12.41%	1	1	08-19	ALGN261218C00130000
125 C	0	0%	0			ALGN261218C00125000
120 C	36.52	-42.89%	5	193	09-14	ALGN261218C00120000
115 C	56.50	+17.78%	1	1	12-05	ALGN261218C00115000
110 C	52.45	+2.14%	1	1	08-22	ALGN261218C00110000
105 C	0	0%	0			ALGN261218C00105000
100 C	81.00	+33.88%	2	2	08-14	ALGN261218C00100000
95 C	0	0%	0			ALGN261218C00095000
90 C	0	0%	0			ALGN261218C00090000
85 C	0	0%	0			ALGN261218C00085000
80 C	108.00	+74.19%	1	2	02-06	ALGN261218C00080000
75 C	0	0%	0			ALGN261218C00075000
70 C	0	0%	0			ALGN261218C00070000
65 C	86.00	-17.55%	1	21	09-17	ALGN261218C00065000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
380 P	0	0%	0			ALGN261218P00380000
370 P	156.51	0%	2	2	02-05	ALGN261218P00370000
360 P	186.00	+26.02%	2	1	03-05	ALGN261218P00360000
350 P	0	0%	0			ALGN261218P00350000
340 P	0	0%	0			ALGN261218P00340000
330 P	0	0%	0			ALGN261218P00330000
320 P	0	0%	0			ALGN261218P00320000
310 P	0	0%	0			ALGN261218P00310000
300 P	169.58	+15.03%	9	18	07-31	ALGN261218P00300000
290 P	77.63	0%	4	2	09-20	ALGN261218P00290000
280 P	84.65	+18.89%	1	1	11-13	ALGN261218P00280000
270 P	0	0%	0			ALGN261218P00270000
260 P	0	0%	0			ALGN261218P00260000
250 P	0	0%	0			ALGN261218P00250000
240 P	0	0%	0			ALGN261218P00240000
230 P	0	0%	0			ALGN261218P00230000
220 P	63.96	+33.25%	1	8	09-01	ALGN261218P00220000
210 P	54.62	+32.90%	6	22	09-01	ALGN261218P00210000
200 P	42.90	+24.53%	6	135	08-20	ALGN261218P00200000
195 P	38.00	+10.50%	2	171	08-25	ALGN261218P00195000
190 P	35.25	+3.28%	6	50	08-28	ALGN261218P00190000
185 P	22.00	-24.58%	4	6	08-13	ALGN261218P00185000
180 P	27.05	-2.56%	1	69	08-31	ALGN261218P00180000
175 P	15.60	-7.20%	9	33	08-13	ALGN261218P00175000
170 P	20.32	+2.11%	6	45	08-31	ALGN261218P00170000
165 P	16.66	-0.12%	1	23	09-04	ALGN261218P00165000
160 P	13.73	-0.22%	2	226	09-04	ALGN261218P00160000
155 P	16.10	-1.77%	1	224	09-15	ALGN261218P00155000
150 P	12.23	-4.45%	10	188	09-17	ALGN261218P00150000
145 P	11.75	+32.32%	10	77	09-15	ALGN261218P00145000
140 P	8.10	+1.25%	35	143	09-16	ALGN261218P00140000
135 P	4.80	+20.00%	1	280	09-02	ALGN261218P00135000
130 P	5.40	-10.00%	2	131	09-17	ALGN261218P00130000
125 P	3.86	+16.97%	1	497	09-14	ALGN261218P00125000
120 P	3.10	+11.11%	2	29	09-11	ALGN261218P00120000
115 P	1.29	-14.00%	16	107	08-14	ALGN261218P00115000
110 P	1.70	-63.44%	1	83	09-08	ALGN261218P00110000
105 P	1.15	-2.54%	1	15	09-17	ALGN261218P00105000
100 P	0.80	-66.94%	1	465	09-17	ALGN261218P00100000
95 P	1.45	+141.67%	10	256	09-15	ALGN261218P00095000
90 P	0.50	+4.17%	17	67	09-11	ALGN261218P00090000
85 P	0.39	-79.47%	3	57	08-04	ALGN261218P00085000
80 P	2.84	+136.67%	22	181	07-30	ALGN261218P00080000
75 P	0.20	+33.33%	1	35	09-17	ALGN261218P00075000
70 P	0.15	-28.57%	1	5	09-09	ALGN261218P00070000
65 P	0.10	0.00%	1	54	09-16	ALGN261218P00065000

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ALGN Dec 18, 2026 Exp. - Open Interest by Strike

ALGN Dec 18, 2026 Exp. - Max Pain @ $160.00

ALGN
Align Technology Inc
stock NASDAQ