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ALGM
Allegro MicroSystems, Inc. Common Stock
stock NASDAQ

At Close

Sep 30, 2026 3:59:56 PM EDT

36.35USD-0.669%(-0.25)2,098,005

34.75Bid 38.19Ask 3.44Spread

Pre-market

Sep 30, 2026 8:47:30 AM EDT

36.96USD+0.984%(+0.36)655

After-hours

Sep 30, 2026 4:27:30 PM EDT

36.35USD-0.014%(0.00)163,446

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

Oct 16, 2026 Nov 20, 2026 Jan 15, 2027 Feb 19, 2027 May 21, 2027 Aug 20, 2027 Dec 17, 2027 Jan 21, 2028 Dec 15, 2028

ITM/OTM for Nov 20, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
6,838	2,058	814	983

ALGM Nov 20, 2026 Exp. - Volume by Strike

Puts

Calls

ALGM Nov 20, 2026 Exp. - Open Interest by Strike

Puts

Calls

ALGM Nov 20, 2026 Exp. - Max Pain @ $35.00

Puts

Calls

ALGM Nov 20, 2026 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
95.00 C	0.75	+15.38%	10	19	08-05	ALGM261120C00095000
90.00 C	5.30	+26.19%	1	35	07-09	ALGM261120C00090000
85.00 C	3.86	+28.67%	1	9	07-22	ALGM261120C00085000
80.00 C	0.05	-66.67%	1	74	09-02	ALGM261120C00080000
75.00 C	0.05	-70.59%	3	112	09-29	ALGM261120C00075000
72.50 C	7.00	0%	1	1	07-02	ALGM261120C00072500
70.00 C	0.01	-96.15%	1	41	09-22	ALGM261120C00070000
67.50 C	0.11	-91.85%	1	2	09-28	ALGM261120C00067500
65.00 C	0.48	-28.36%	2	35	08-31	ALGM261120C00065000
62.50 C	2.05	-20.85%	1	132	08-11	ALGM261120C00062500
60.00 C	0.20	-16.67%	5	420	09-29	ALGM261120C00060000
57.50 C	0.01	-98.89%	1	18	09-15	ALGM261120C00057500
55.00 C	0.40	+25.00%	2	132	09-29	ALGM261120C00055000
52.50 C	0.39	-74.00%	6	196	09-24	ALGM261120C00052500
50.00 C	0.83	+10.67%	2	112	09-28	ALGM261120C00050000
47.50 C	1.05	-14.63%	4	61	09-29	ALGM261120C00047500
45.00 C	1.35	+1.50%	7	343	09-29	ALGM261120C00045000
42.50 C	2.10	-8.30%	17	41	09-29	ALGM261120C00042500
40.00 C	2.70	-10.60%	37	216	09-29	ALGM261120C00040000
37.50 C	3.57	-3.51%	3	59	09-28	ALGM261120C00037500
35.00 C	4.70	-10.98%	7	6,731	09-29	ALGM261120C00035000
32.50 C	5.54	+21.76%	18	33	09-21	ALGM261120C00032500
30.00 C	7.72	+5.75%	1	34	09-28	ALGM261120C00030000
27.50 C	10.00	+26.58%	2	37	09-28	ALGM261120C00027500
25.00 C	0	0%	0			ALGM261120C00025000
22.50 C	15.00	-10.71%	2	2	08-26	ALGM261120C00022500
20.00 C	17.78	-49.42%	1	1	08-25	ALGM261120C00020000
17.50 C	0	0%	0			ALGM261120C00017500

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
95.00 P	0	0%	0			ALGM261120P00095000
90.00 P	0	0%	0			ALGM261120P00090000
85.00 P	0	0%	0			ALGM261120P00085000
80.00 P	0	0%	0			ALGM261120P00080000
75.00 P	0	0%	0			ALGM261120P00075000
72.50 P	0	0%	0			ALGM261120P00072500
70.00 P	21.80	0%	1	1	07-09	ALGM261120P00070000
67.50 P	18.20	0%	2	2	06-26	ALGM261120P00067500
65.00 P	31.29	+123.50%	1	64	09-16	ALGM261120P00065000
62.50 P	0	0%	0			ALGM261120P00062500
60.00 P	24.76	+59.74%	1	6	09-03	ALGM261120P00060000
57.50 P	13.80	0%	2	2	07-10	ALGM261120P00057500
55.00 P	12.30	+6.96%	2	16	07-10	ALGM261120P00055000
52.50 P	18.35	+42.25%	12	60	09-21	ALGM261120P00052500
50.00 P	13.30	-9.15%	1	80	09-28	ALGM261120P00050000
47.50 P	15.10	+59.79%	10	18	09-15	ALGM261120P00047500
45.00 P	10.60	+15.22%	3	38	09-23	ALGM261120P00045000
42.50 P	8.50	-2.30%	2	283	09-22	ALGM261120P00042500
40.00 P	5.91	-4.68%	1	113	09-29	ALGM261120P00040000
37.50 P	4.45	+5.95%	1	131	09-29	ALGM261120P00037500
35.00 P	2.75	-16.67%	1	502	09-29	ALGM261120P00035000
32.50 P	1.95	-1.02%	5	98	09-29	ALGM261120P00032500
30.00 P	1.25	+8.70%	2	119	09-29	ALGM261120P00030000
27.50 P	0.64	-44.35%	1	8	09-28	ALGM261120P00027500
25.00 P	0.37	-39.34%	1	9	09-29	ALGM261120P00025000
22.50 P	0.18	-35.71%	4	221	09-29	ALGM261120P00022500
20.00 P	0.40	+29.03%	1	22	09-14	ALGM261120P00020000
17.50 P	0.50	0%	4	4	07-13	ALGM261120P00017500

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