Stock chart
Ticker: ALGM Exchange: NSM


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Purchase Sale Planned purchase Planned sale Net purchase Net sale
Past 90 days
 
Value bought
 
Value sold
 
Net insiders buying
 
Trades (buy and sell)
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Total value Details
2024-03-11 2024-03-08 PS Planned sale

Glover Max R.

SVP of Worldwide Sales

Officer
15,000 -5.8%
31.77
476,486 USD
15,000 -5.8% 31.77 476,486 USD
2023-11-20 2023-11-17 B Purchase

Nargolwala Vineet A

President and CEO

Executive Director
1,000 +0.3%
27.84
27,840 USD
1,000 +0.3% 27.84 27,840 USD
2023-11-15 2023-11-14 B Purchase

Lynch Susan D

Non-Executive Director
350 +2.1%
27.37
9,580 USD
350 +2.1% 27.37 9,580 USD
2023-09-18 2023-09-15 B Purchase

D'Antilio Derek

SVP, CFO & Treasurer

Officer
1,488 +1.1%
33.63
50,041 USD
1,488 +1.1% 33.63 50,041 USD
2023-08-24 2023-08-23 S Sale

MARTIN JOSEPH R

Non-Executive Director
17,000 -43.2%
38.73
658,376 USD
17,000 -43.2% 38.73 658,376 USD
2023-08-17 2023-08-16 B Purchase

Nargolwala Vineet A

President and CEO

Executive Director
5,000 +1.7%
38.67
193,350 USD
5,000 +1.7% 38.67 193,350 USD
2023-02-10 2023-02-08 S Sale

Lury Richard R.

Non-Executive Director
6,000 -17.8%
42.58
255,480 USD
6,000 -17.8% 42.58 255,480 USD
2023-02-06 2023-02-03 B Purchase

Lynch Susan D

Non-Executive Director
240 +2.0%
41.53
9,967 USD
240 +2.0% 41.53 9,967 USD
2023-02-06 2023-02-02 PS Planned sale

Glover Max R.

SVP of Worldwide Sales

Officer
40,000 -17.0%
40.13
1,605,148 USD
40,000 -17.0% 40.13 1,605,148 USD
2023-02-06 2023-02-02 S Sale

OEP SKNA, L.P.

Large shareholder
4,980,000 -22.0%
37.76
188,044,800 USD
4,980,000 -22.0% 37.76 188,044,800 USD
2023-01-19 2023-01-17 PS Planned sale

Glover Max R.

SVP of Worldwide Sales

Officer
25,000 -9.6%
34.21
855,340 USD
25,000 -9.6% 34.21 855,340 USD
2023-01-13 2023-01-11 PS Planned sale

Glover Max R.

SVP of Worldwide Sales

Officer
15,000 -5.5%
32.06
480,936 USD
15,000 -5.5% 32.06 480,936 USD
2023-01-09 2023-01-06 PS Planned sale

Valente Joanne

SVP, CHRO

Officer
1,377 -1.4%
30.00
41,315 USD
1,377 -1.4% 30.00 41,315 USD
2023-01-06 2023-01-04 PS Planned sale

Valente Joanne

SVP, CHRO

Officer
1,123 -1.1%
30.07
33,768 USD
1,123 -1.1% 30.07 33,768 USD
2023-01-04 2023-01-03 PS Planned sale

Valente Joanne

SVP, CHRO

Officer
2,500 -2.5%
30.27
75,684 USD
2,500 -2.5% 30.27 75,684 USD
2023-01-04 2022-12-30 PS Planned sale

Valente Joanne

SVP, CHRO

Officer
5,000 -4.7%
30.01
150,046 USD
5,000 -4.7% 30.01 150,046 USD
2022-12-06 2022-12-05 PS Planned sale

Doogue Michael

SVP, CTO

Officer
75,000 -49.6%
33.13
2,484,698 USD
75,000 -49.6% 33.13 2,484,698 USD
2022-12-05 2022-12-01 PS Planned sale

Doogue Michael

SVP, CTO

Officer
7,500 -4.7%
31.00
232,487 USD
7,500 -4.7% 31.00 232,487 USD
2022-11-17 2022-11-15 PS Planned sale

Doogue Michael

SVP, CTO

Officer
24,276 -13.3%
29.25
710,071 USD
24,276 -13.3% 29.25 710,071 USD
2022-11-15 2022-11-14 PS Planned sale

Doogue Michael

SVP, CTO

Officer
9,059 -4.7%
28.76
260,529 USD
9,059 -4.7% 28.76 260,529 USD
2022-11-15 2022-11-11 PS Planned sale

Doogue Michael

SVP, CTO

Officer
26,665 -12.2%
28.81
768,285 USD
26,665 -12.2% 28.81 768,285 USD
2022-11-07 2022-11-04 S Sale

MARTIN JOSEPH R

Non-Executive Director
16,349 -31.5%
25.92
423,769 USD
16,349 -31.5% 25.92 423,769 USD
2022-05-25 2022-05-23 S Sale

MARTIN JOSEPH R

Non-Executive Director
8,278 -16.0%
24.17
200,079 USD
8,278 -16.0% 24.17 200,079 USD
2022-03-21 2022-03-18 PS Planned sale

Doogue Michael

SVP of Technology and Products

Officer
7,500 -3.3%
29.04
217,800 USD
7,500 -3.3% 29.04 217,800 USD
2021-12-23 2021-12-21 PS Planned sale

Walsh Paul V Jr

SVP, CFO & Treasurer

Officer
50,000 -6.8%
33.42
1,671,000 USD
50,000 -6.8% 33.42 1,671,000 USD
2021-12-08 2021-12-07 PS Planned sale

Walsh Paul V Jr

SVP, CFO & Treasurer

Officer
75,000 -9.0%
33.92
2,544,000 USD
75,000 -9.0% 33.92 2,544,000 USD
2021-11-24 2021-11-23 S Sale

MARTIN JOSEPH R

Non-Executive Director
13,000 -20.1%
30.61
397,930 USD
13,000 -20.1% 30.61 397,930 USD
2021-11-24 2021-11-23 PS Planned sale

Walsh Paul V Jr

SVP, CFO & Treasurer

Officer
50,000 -5.7%
30.75
1,537,500 USD
50,000 -5.7% 30.75 1,537,500 USD
2021-11-23 2021-11-19 PS Planned sale

Teebagy Thomas C. Jr.

SVP of Operations and Quality

Officer
2,101 -3.2%
32.59
68,472 USD
2,101 -3.2% 32.59 68,472 USD
2021-11-23 2021-11-19 PS Planned sale

Brown Christopher

SVP and General Counsel

Officer
2,132 -1.4%
32.59
69,482 USD
2,132 -1.4% 32.59 69,482 USD
2021-11-23 2021-11-19 PS Planned sale

Glover Max R.

SVP of Worldwide Sales

Officer
1,753 -0.7%
32.59
57,130 USD
1,753 -0.7% 32.59 57,130 USD
2021-11-23 2021-11-19 PS Planned sale

Doogue Michael

SVP of Technology and Products

Officer
2,311 -3.1%
32.59
75,315 USD
2,311 -3.1% 32.59 75,315 USD
2021-11-23 2021-11-19 PS Planned sale

Walsh Paul V Jr

SVP, CFO & Treasurer

Officer
2,350 -2.4%
32.59
76,587 USD
2,350 -2.4% 32.59 76,587 USD
2021-11-23 2021-11-19 PS Planned sale

Vig Ravi

President and CEO

Executive Director
10,502 -0.7%
32.59
342,260 USD
10,502 -0.7% 32.59 342,260 USD
2021-11-10 2021-11-09 PS Planned sale

Walsh Paul V Jr

SVP, CFO & Treasurer

Officer
75,000 -7.9%
32.26
2,419,500 USD
75,000 -7.9% 32.26 2,419,500 USD
2021-11-04 2021-11-03 S Sale

OEP SKNA, L.P.

Large shareholder
8,625,000 -27.6%
30.25
260,906,250 USD
8,625,000 -27.6% 30.25 260,906,250 USD
2021-11-04 2021-11-03 PS Planned sale

Vig Ravi

President and CEO

Executive Director
18,032 -5.8%
31.29
564,221 USD
18,032 -5.8% 31.29 564,221 USD
2021-11-04 2021-11-03 PS Planned sale

Vig Ravi

President and CEO

Executive Director
18,130 -5.8%
31.29
567,288 USD
18,130 -5.8% 31.29 567,288 USD
2021-11-04 2021-11-03 PS Planned sale

Vig Ravi

President and CEO

Executive Director
18,057 -5.8%
31.29
565,004 USD
18,057 -5.8% 31.29 565,004 USD
2021-11-04 2021-11-03 PS Planned sale

Vig Ravi

President and CEO

Executive Director
48,007 -3.1%
31.61
1,517,501 USD
48,007 -3.1% 31.61 1,517,501 USD
2021-11-04 2021-11-02 PS Planned sale

Vig Ravi

President and CEO

Executive Director
41,968 -11.9%
31.25
1,311,500 USD
41,968 -11.9% 31.25 1,311,500 USD
2021-11-04 2021-11-02 PS Planned sale

Vig Ravi

President and CEO

Executive Director
41,870 -11.9%
31.25
1,308,438 USD
41,870 -11.9% 31.25 1,308,438 USD
2021-11-04 2021-11-02 PS Planned sale

Vig Ravi

President and CEO

Executive Director
41,943 -11.9%
31.25
1,310,719 USD
41,943 -11.9% 31.25 1,310,719 USD
2021-11-04 2021-11-02 PS Planned sale

Vig Ravi

President and CEO

Executive Director
41,993 -2.6%
31.25
1,312,281 USD
41,993 -2.6% 31.25 1,312,281 USD
2021-11-03 2021-11-01 PS Planned sale

Doogue Michael

SVP of Technology and Products

Officer
28,044 -11.0%
30.50
855,342 USD
28,044 -11.0% 30.50 855,342 USD
2021-11-02 2021-11-01 PS Planned sale

Teebagy Thomas C. Jr.

SVP of Operations and Quality

Officer
157,179 -81.8%
30.47
4,789,244 USD
157,179 -81.8% 30.47 4,789,244 USD
2021-11-02 2021-10-29 PS Planned sale

Teebagy Thomas C. Jr.

SVP of Operations and Quality

Officer
68,620 -26.3%
33.26
2,282,301 USD
68,620 -26.3% 33.26 2,282,301 USD
2021-11-01 2021-10-29 PS Planned sale

MARTIN JOSEPH R

Non-Executive Director
20,000 -23.6%
33.41
668,200 USD
20,000 -23.6% 33.41 668,200 USD
2021-10-25 2021-10-25 PS Planned sale

Teebagy Thomas C. Jr.

SVP of Operations and Quality

Officer
4,831 -1.8%
33.42
161,452 USD
4,831 -1.8% 33.42 161,452 USD
2021-10-25 2021-10-22 PS Planned sale

Teebagy Thomas C. Jr.

SVP of Operations and Quality

Officer
7,952 -2.9%
33.45
265,994 USD
7,952 -2.9% 33.45 265,994 USD
2021-10-25 2021-10-21 PS Planned sale

Teebagy Thomas C. Jr.

SVP of Operations and Quality

Officer
2,789 -1.0%
33.36
93,041 USD
2,789 -1.0% 33.36 93,041 USD
2021-10-19 2021-10-18 PS Planned sale

Walsh Paul V Jr

SVP, CFO & Treasurer

Officer
70,000 -6.8%
30.94
2,165,800 USD
70,000 -6.8% 30.94 2,165,800 USD
2021-10-05 2021-10-01 PS Planned sale

Doogue Michael

SVP of Technology and Products

Officer
16,739 -6.2%
31.54
527,948 USD
16,739 -6.2% 31.54 527,948 USD
2021-09-14 2021-09-14 PS Planned sale

Doogue Michael

SVP of Technology and Products

Officer
16,610 -5.8%
33.92
563,411 USD
16,610 -5.8% 33.92 563,411 USD
2021-09-14 2021-09-13 PS Planned sale

Doogue Michael

SVP of Technology and Products

Officer
83,390 -22.5%
33.59
2,801,070 USD
83,390 -22.5% 33.59 2,801,070 USD
2021-09-14 2021-09-13 PS Planned sale

Glover Max R.

SVP of Worldwide Sales

Officer
14,000 -5.5%
33.06
462,840 USD
14,000 -5.5% 33.06 462,840 USD
2021-09-14 2021-09-13 PS Planned sale

Lury Richard R.

Non-Executive Director
11,900 -32.0%
32.60
387,940 USD
11,900 -32.0% 32.60 387,940 USD
2021-09-02 2021-09-01 PS Planned sale

Doogue Michael

SVP of Technology and Products

Officer
16,739 -3.8%
30.23
506,020 USD
16,739 -3.8% 30.23 506,020 USD
2021-08-04 2021-08-04 PS Planned sale

Vig Ravi

President and CEO

Executive Director
5,613 -1.4%
28.27
158,680 USD
5,613 -1.4% 28.27 158,680 USD
2021-08-04 2021-08-04 PS Planned sale

Vig Ravi

President and CEO

Executive Director
5,941 -1.5%
28.28
168,011 USD
5,941 -1.5% 28.28 168,011 USD
2021-08-04 2021-08-04 PS Planned sale

Vig Ravi

President and CEO

Executive Director
5,738 -1.4%
28.28
162,271 USD
5,738 -1.4% 28.28 162,271 USD
2021-08-04 2021-08-04 PS Planned sale

Vig Ravi

President and CEO

Executive Director
5,290 -0.3%
28.29
149,654 USD
5,290 -0.3% 28.29 149,654 USD
2021-08-04 2021-08-03 PS Planned sale

Vig Ravi

President and CEO

Executive Director
14,121 -3.4%
27.80
392,564 USD
14,121 -3.4% 27.80 392,564 USD
2021-08-04 2021-08-03 PS Planned sale

Vig Ravi

President and CEO

Executive Director
14,108 -3.4%
27.80
392,202 USD
14,108 -3.4% 27.80 392,202 USD
2021-08-04 2021-08-03 PS Planned sale

Vig Ravi

President and CEO

Executive Director
14,123 -3.4%
27.80
392,619 USD
14,123 -3.4% 27.80 392,619 USD
2021-08-04 2021-08-03 PS Planned sale

Vig Ravi

President and CEO

Executive Director
14,214 -0.8%
27.80
395,149 USD
14,214 -0.8% 27.80 395,149 USD
2021-08-04 2021-08-02 PS Planned sale

Vig Ravi

President and CEO

Executive Director
20,266 -4.7%
27.92
565,827 USD
20,266 -4.7% 27.92 565,827 USD
2021-08-04 2021-08-02 PS Planned sale

Vig Ravi

President and CEO

Executive Director
19,951 -4.6%
27.92
557,032 USD
19,951 -4.6% 27.92 557,032 USD
2021-08-04 2021-08-02 PS Planned sale

Vig Ravi

President and CEO

Executive Director
20,139 -4.7%
27.92
562,281 USD
20,139 -4.7% 27.92 562,281 USD
2021-08-04 2021-08-02 PS Planned sale

Vig Ravi

President and CEO

Executive Director
20,496 -1.2%
27.92
572,248 USD
20,496 -1.2% 27.92 572,248 USD
2021-06-17 2021-06-17 PS Planned sale

Walsh Paul V Jr

SVP, CFO & Treasurer

Officer
70,000 -5.4%
27.22
1,905,400 USD
70,000 -5.4% 27.22 1,905,400 USD
2021-06-03 2021-06-01 PS Planned sale

Brown Christopher

SVP and General Counsel

Officer
26,250 -15.1%
25.88
679,350 USD
26,250 -15.1% 25.88 679,350 USD
2021-06-03 2021-06-01 PS Planned sale

Doogue Michael

SVP of Technology and Products

Officer
8,913 -1.8%
26.10
232,629 USD
8,913 -1.8% 26.10 232,629 USD
2021-05-27 2021-05-26 PS Planned sale

Lury Richard R.

Non-Executive Director
11,900 -15.2%
26.06
310,114 USD
11,900 -15.2% 26.06 310,114 USD
2021-05-27 2021-05-26 PS Planned sale

Glover Max R.

SVP of Worldwide Sales

Officer
12,000 -4.5%
26.06
312,720 USD
12,000 -4.5% 26.06 312,720 USD