Insider Trading & Ownership - ALLEGRO MICROSYSTEMS INC. (ALGM)

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for ALLEGRO MICROSYSTEMS INC.
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Common stock purchase or sale:
Transaction
Date
Reported
DateTime
Company Symbol Insider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2025-06-11
Sale
2025-06-12
4:19 pm
ALLEGRO MICROSYSTEMS INC. ALGM Lury Richard R.
Director
3,100 $30.45 $94,395 19,925
(Direct)
View
2025-06-04
Sale
2025-06-06
4:17 pm
ALLEGRO MICROSYSTEMS INC. ALGM Lury Richard R.
Director
6,849 $27.6 $189,036 23,025
(Direct)
View
2024-11-18
Purchase
2024-11-19
4:16 pm
ALLEGRO MICROSYSTEMS INC. ALGM Doogue Michael
SVP, CTO
15,000 $19 $285,000 308,490
(Indirect
Direct)
View
2024-11-05
Purchase
2024-11-06
4:16 pm
ALLEGRO MICROSYSTEMS INC. ALGM Nargolwala Vineet A
President and CEO
5,000 $19.89 $99,446 356,113
(Direct)
View
2024-08-07
Sale
2024-08-09
06:15 am
ALLEGRO MICROSYSTEMS INC. ALGM Sanken Electric Co. Ltd.
10% Owner
10,017,315 $23.16 $232,001,015 59,732,782
(Direct)
View
2024-07-29
Sale
2024-07-31
06:05 am
ALLEGRO MICROSYSTEMS INC. ALGM Sanken Electric Co. Ltd.
10% Owner
28,750,000 $23.16 $665,850,000 69,750,097
(Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
Company Symnbol Insider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2025-05-16
Tax Withholding
2025-05-19
4:20 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Doogue Michael
President and CEO
21,730 $27.51 461,635
(Direct)
View
2025-05-15
Option Award
2025-05-19
4:20 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Doogue Michael
President and CEO
150,226 $0 461,635
(Direct)
View
2025-05-16
Tax Withholding
2025-05-19
4:20 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Webster Roald Graham
VP, Chief Accounting Officer
4,948 $27.51 25,566
(Direct)
View
2025-05-15
Option Award
2025-05-19
4:20 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Webster Roald Graham
VP, Chief Accounting Officer
9,765 $0 25,566
(Direct)
View
2025-05-15
Option Award
2025-05-19
4:20 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Madormo Richard
SVP, Worldwide Sales
37,557 $0 66,809
(Direct)
View
2025-05-16
Tax Withholding
2025-05-19
4:20 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Hagen Erin
SVP, CHRO
4,899 $27.51 39,731
(Direct)
View
2025-05-15
Option Award
2025-05-19
4:20 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Hagen Erin
SVP, CHRO
18,153 $0 39,731
(Direct)
View
2025-05-16
Tax Withholding
2025-05-19
4:20 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Briansky Sharon
SVP, GC and Secretary
18,712 $27.51 149,136
(Direct)
View
2025-05-15
Option Award
2025-05-19
4:20 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Briansky Sharon
SVP, GC and Secretary
35,053 $0 149,136
(Direct)
View
2025-05-16
Tax Withholding
2025-05-19
4:20 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM D'Antilio Derek
EVP, CFO & Treasurer
29,911 $27.51 244,579
(Direct)
View
2025-05-15
Option Award
2025-05-19
4:20 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM D'Antilio Derek
EVP, CFO & Treasurer
65,098 $0 244,579
(Direct)
View
2025-05-13
Option Award
2025-05-14
4:30 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Doogue Michael
President and CEO
18,489 $0 333,139
(Direct)
View
2025-05-13
Option Award
2025-05-14
4:30 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM D'Antilio Derek
EVP, CFO & Treasurer
21,295 $0 209,392
(Direct)
View
2025-05-13
Option Award
2025-05-14
4:30 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Webster Roald Graham
VP, Chief Accounting Officer
1,002 $0 20,749
(Direct)
View
2025-05-13
Option Award
2025-05-14
4:30 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Hagen Erin
SVP, CHRO
1,222 $0 26,477
(Direct)
View
2025-05-13
Option Award
2025-05-14
4:30 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Briansky Sharon
SVP, GC and Secretary
14,656 $0 132,795
(Direct)
View

Ownership
2025-03-31
4:16 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Madormo Richard
SVP, Worldwide Sales
0 $0 29,252
(Direct)
View
2025-02-27
Option Award
2025-03-03
4:16 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM D'Antilio Derek
EVP, CFO & Treasurer
20,671 $0 188,097
(Direct)
View
2025-02-27
Option Award
2025-03-03
4:16 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Hagen Erin
SVP, CHRO
4,594 $0 25,255
(Direct)
View
2025-02-27
Option Award
2025-03-03
4:16 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Briansky Sharon
SVP, GC and Secretary
18,834 $0 118,139
(Direct)
View
2025-01-31
Option Award
2025-02-03
4:26 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Palepu Krishna G.
Director
4,029 $0 4,579
(Direct)
View

Ownership
2025-02-03
4:24 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Palepu Krishna G.
Director
0 $0 550
(Indirect)
View
2024-11-18
Tax Withholding
2024-11-19
4:16 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Doogue Michael
SVP, CTO
2,319 $19.24 308,490
(Direct)
View
2024-11-18
Tax Withholding
2024-11-19
4:16 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Glover Max R.
SVP of Worldwide Sales
2,644 $19.24 266,339
(Direct)
View
2024-08-30
Tax Withholding
2024-09-03
4:15 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Narayan Suman
SVP, Products
714 $24.53 123,084
(Direct)
View
2024-08-08
Option Award
2024-08-09
4:16 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM ALDRICH DAVID J
Director
6,873 $26.92 26,746
(Direct)
View
2024-08-08
Option Award
2024-08-09
4:16 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM MARTIN JOSEPH R
Director
6,873 $26.92 29,247
(Direct)
View
2024-08-08
Option Award
2024-08-09
4:16 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Suzuki Yoshihiro
Director
6,873 $26.92 207,628
(Direct)
View
2024-08-08
Option Award
2024-08-09
4:16 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM SCHORR PAUL IV
Director
6,873 $26.92 10,199
(Direct)
View
2024-08-08
Option Award
2024-08-09
4:16 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Lynch Susan D
Director
6,873 $26.92 23,584
(Direct)
View
2024-08-08
Option Award
2024-08-09
4:16 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Raubacher Jennie
Director
6,873 $26.92 9,044
(Direct)
View
2024-08-08
Option Award
2024-08-09
4:16 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Lury Richard R.
Director
6,873 $26.92 29,874
(Direct)
View
2024-08-08
Option Award
2024-08-09
4:16 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM PUMA MARY G
Director
6,873 $26.92 11,551
(Direct)
View
2024-08-01
Tax Withholding
2024-08-02
4:15 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Nargolwala Vineet A
President and CEO
7,681 $24.17 351,113
(Direct)
View
2024-06-13
Tax Withholding
2024-06-14
4:18 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Nargolwala Vineet A
President and CEO
36,066 $29.12 358,794
(Direct)
View
2024-06-11
Option Award
2024-06-13
4:18 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Nargolwala Vineet A
President and CEO
82,788 $0 394,860
(Direct)
View
2024-06-11
Option Award
2024-06-13
4:18 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Glover Max R.
SVP of Worldwide Sales
20,697 $0 268,983
(Direct)
View
2024-06-11
Option Award
2024-06-13
4:18 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM D'Antilio Derek
SVP, CFO & Treasurer
34,495 $0 167,426
(Direct)
View
2024-06-11
Option Award
2024-06-13
4:18 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Doogue Michael
SVP, CTO
24,837 $0 295,809
(Direct)
View
2024-06-11
Option Award
2024-06-13
4:18 pm
N/A
N/A
ALLEGRO MICROSYSTEMS INC. ALGM Briansky Sharon
SVP, GC and Secretary
17,248 $0 99,305
(Direct)
View
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