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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 May 21, 2027View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
42	315	41	40

ALGM May 21, 2027 Exp. - Volume by Strike

Puts

Calls

ALGM May 21, 2027 Exp. - Open Interest by Strike

Puts

Calls

ALGM May 21, 2027 Exp. - Max Pain @ $35.00

Puts

Calls

ALGM May 21, 2027 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
95.00 C	0.66	+1.54%	2	4	09-24	ALGM270521C00095000
90.00 C	1.40	0%	1	1	08-24	ALGM270521C00090000
85.00 C	1.12	-32.12%	4	27	09-01	ALGM270521C00085000
80.00 C	1.50	-21.05%	1	6	09-08	ALGM270521C00080000
75.00 C	1.05	-44.74%	146	155	09-17	ALGM270521C00075000
72.50 C	1.50	-26.83%	1	2	09-15	ALGM270521C00072500
70.00 C	1.70	+5.59%	5	9	09-28	ALGM270521C00070000
67.50 C	2.55	0%	3	0	09-04	ALGM270521C00067500
65.00 C	2.10	-81.08%	1	4	09-10	ALGM270521C00065000
62.50 C	2.10	0%	2	2	09-25	ALGM270521C00062500
60.00 C	5.00	-39.02%	10	11	08-20	ALGM270521C00060000
57.50 C	0	0%	0			ALGM270521C00057500
55.00 C	2.77	-34.05%	1	11	09-18	ALGM270521C00055000
52.50 C	12.17	-28.41%	2	2	07-28	ALGM270521C00052500
50.00 C	4.50	0.00%	1	37	09-28	ALGM270521C00050000
47.50 C	6.07	-49.16%	1	22	08-28	ALGM270521C00047500
45.00 C	5.54	+23.11%	1	6	09-25	ALGM270521C00045000
42.50 C	9.30	-31.77%	2	4	08-19	ALGM270521C00042500
40.00 C	6.89	+7.15%	6	11	09-25	ALGM270521C00040000
37.50 C	14.30	+107.25%	1	1	04-27	ALGM270521C00037500
35.00 C	8.29	-20.29%	1	14	09-22	ALGM270521C00035000
32.50 C	27.29	+29.03%	9	14	06-15	ALGM270521C00032500
30.00 C	10.10	-66.22%	10	6	09-14	ALGM270521C00030000
27.50 C	0	0%	0			ALGM270521C00027500
25.00 C	29.00	+45.00%	5	5	05-26	ALGM270521C00025000
22.50 C	0	0%	0			ALGM270521C00022500
20.00 C	36.21	+122.15%	2	2	06-15	ALGM270521C00020000
17.50 C	0	0%	0			ALGM270521C00017500
15.00 C	24.70	0%	1	1	08-27	ALGM270521C00015000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
95.00 P	0	0%	0			ALGM270521P00095000
90.00 P	0	0%	0			ALGM270521P00090000
85.00 P	0	0%	0			ALGM270521P00085000
80.00 P	32.95	0%	2	1	07-09	ALGM270521P00080000
75.00 P	37.10	+55.56%	10	10	07-28	ALGM270521P00075000
72.50 P	0	0%	0			ALGM270521P00072500
70.00 P	20.60	-17.67%	10	10	06-30	ALGM270521P00070000
67.50 P	0	0%	0			ALGM270521P00067500
65.00 P	0	0%	0			ALGM270521P00065000
62.50 P	0	0%	0			ALGM270521P00062500
60.00 P	0	0%	0			ALGM270521P00060000
57.50 P	0	0%	0			ALGM270521P00057500
55.00 P	21.81	+35.47%	2	2	09-10	ALGM270521P00055000
52.50 P	0	0%	0			ALGM270521P00052500
50.00 P	17.76	-1.39%	1	2	09-23	ALGM270521P00050000
47.50 P	0	0%	0			ALGM270521P00047500
45.00 P	14.60	+12.31%	1	12	08-24	ALGM270521P00045000
42.50 P	11.50	-8.00%	2	3	09-22	ALGM270521P00042500
40.00 P	0	0%	0			ALGM270521P00040000
37.50 P	8.70	+7.01%	1	1	09-21	ALGM270521P00037500
35.00 P	6.90	-11.54%	1	8	09-08	ALGM270521P00035000
32.50 P	4.90	+6.52%	5	2	05-08	ALGM270521P00032500
30.00 P	4.02	-1.95%	5	6	09-29	ALGM270521P00030000
27.50 P	3.50	0%	1	1	05-21	ALGM270521P00027500
25.00 P	2.98	-0.67%	3	4	08-31	ALGM270521P00025000
22.50 P	2.50	-26.47%	1	3	04-09	ALGM270521P00022500
20.00 P	1.58	-18.97%	3	6	08-31	ALGM270521P00020000
17.50 P	1.33	-24.00%	10	10	07-22	ALGM270521P00017500
15.00 P	0	0%	0			ALGM270521P00015000

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