Semtech Corp (SMTC)

Over the past 90 days, Semtech Corp insiders have executed 41 transactions, all of which were sales, totaling approximately $15.18 million. Key executives, including the CEO and COO, have participated in these planned divestments. This activity follows a 38% stock price increase and occurs ahead of the next earnings report scheduled for August 2026.
Ticker: SMTC Exchange: NSM


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Insider trades have triggered activity signals for Semtech Corp. Upgrade to see score, net flow, insiders and the full signal context.

Top insiders
Trades
Silberstein Asaf
EVP and COO
2 sales — total 200,000 USD
Planned sale 14 Jul 2026
Value US$3,877,403.84 | Price 277.21 | Shares 36,274
Proposed sale 14 Jul 2026
Value US$3,523,304.13 | Price 108.77 | Shares 13,628
Planned sale 10 Jul 2026
Value US$4,392,051.79 | Price 337.55 | Shares 89,139
Proposed sale 10 Jul 2026
Value US$2,881,166.22 | Price 365.09 | Shares 848
Planned sale 8 Jul 2026
Value US$100,000.00 | Price 129.94 | Shares 1,000
Planned sale 8 Jul 2026
Value US$100,000.00 | Price 128.70 | Shares 1,000
Planned sale 8 Jul 2026
Value US$100,000.00 | Price 127.61 | Shares 1,000
Planned sale 8 Jul 2026
Value US$100,000.00 | Price 126.60 | Shares 1,000
Planned sale 8 Jul 2026
Value US$100,000.00 | Price 125.18 | Shares 1,000
Planned sale 8 Jul 2026
Value US$100,000.00 | Price 124.19 | Shares 1,000
Proposed sale 8 Jul 2026
Value US$100,000.00 | Price 127.80 | Shares 1,000
Planned sale 7 Jul 2026
Value US$100,000.00 | Price 130.48 | Shares 1,000
Planned sale 7 Jul 2026
Value US$100,000.00 | Price 129.32 | Shares 1,000
Proposed sale 7 Jul 2026
Value US$100,000.00 | Price 129.90 | Shares 1,000
Planned sale 1 Jul 2026
Value US$100,000.00 | Price 150.41 | Shares 1,000
Proposed sale 1 Jul 2026
Value US$100,000.00 | Price 150.41 | Shares 1,000
Planned sale 30 Jun 2026
Value US$100,000.00 | Price 156.24 | Shares 1,000
Proposed sale 30 Jun 2026
Value US$234,360.00 | Price 156.24 | Shares 1,500
Sale 29 Jun 2026
Value US$100,000.00 | Price 152.99 | Shares 1,000
Sale 29 Jun 2026
Value US$100,000.00 | Price 152.43 | Shares 1,000
Proposed sale 29 Jun 2026
Value US$1,465,407.82 | Price 152.57 | Shares 9,605
Planned sale 24 Jun 2026
Value US$82,495.00 | Price 164.99 | Shares 500
Sale 22 Jun 2026
Value US$935,000.00 | Price 170.00 | Shares 5,500
Proposed sale 16 Jun 2026
Value US$935,000.00 | Price 170.00 | Shares 5,500
Planned sale 10 Jun 2026
Value US$105,974.28 | Price 155.16 | Shares 683
Planned sale 10 Jun 2026
Value US$105,974.28 | Price 155.16 | Shares 683
Proposed sale 10 Jun 2026
Value US$105,974.28 | Price 155.16 | Shares 683
Planned sale 5 Jun 2026
Value US$324,200.00 | Price 162.10 | Shares 2,000
Planned sale 5 Jun 2026
Value US$324,200.00 | Price 162.10 | Shares 2,000
Proposed sale 5 Jun 2026
Value US$324,200.00 | Price 162.10 | Shares 2,000
Sale 3 Jun 2026
Value US$328,000.00 | Price 164.00 | Shares 2,000
Sale 3 Jun 2026
Value US$328,000.00 | Price 164.00 | Shares 2,000
Proposed sale 3 Jun 2026
Value US$320,000.00 | Price 160.00 | Shares 2,000
Sale 28 May 2026
Value US$164,685.00 | Price 164.69 | Shares 1,000
Proposed sale 28 May 2026
Value US$164,685.00 | Price 164.69 | Shares 1,000
Sale 28 May 2026
Value US$881,757.86 | Price 166.84 | Shares 5,285
Proposed sale 28 May 2026
Value US$907,500.00 | Price 165.00 | Shares 5,500
Planned sale 20 May 2026
Value US$69,105.00 | Price 138.21 | Shares 500
Planned sale 1 May 2026
Value US$206,020.00 | Price 103.01 | Shares 2,000
Proposed sale 1 May 2026
Value US$206,020.00 | Price 103.01 | Shares 2,000
Sale 22 Apr 2026
Value US$52,965.00 | Price 105.93 | Shares 500
Proposed sale 22 Apr 2026
Value US$158,895.00 | Price 105.93 | Shares 1,500
Planned sale 10 Apr 2026
Value US$180,220.00 | Price 90.11 | Shares 2,000
Proposed sale 10 Apr 2026
Value US$180,220.00 | Price 90.11 | Shares 2,000
Sale 9 Apr 2026
Value US$222,448.75 | Price 88.98 | Shares 2,500
Proposed sale 9 Apr 2026
Value US$212,500.00 | Price 85.00 | Shares 2,500
Planned sale 1 Apr 2026
Value US$76,381.08 | Price 78.42 | Shares 974
Proposed sale 1 Apr 2026
Value US$76,381.08 | Price 78.42 | Shares 974
Sale 1 Apr 2026
Value US$612,992.25 | Price 81.73 | Shares 7,500
Proposed sale 1 Apr 2026
Value US$612,989.55 | Price 81.73 | Shares 7,500
Planned sale 24 Mar 2026
Value US$689,409.30 | Price 75.05 | Shares 9,186
Proposed sale 24 Mar 2026
Value US$689,409.30 | Price 75.05 | Shares 9,186
Sale 18 Mar 2026
Value US$40,435.00 | Price 80.87 | Shares 500
Planned sale 11 Mar 2026
Value US$340,933.92 | Price 87.24 | Shares 3,908
Proposed sale 11 Mar 2026
Value US$340,933.92 | Price 87.24 | Shares 3,908
Planned sale 10 Mar 2026
Value US$233,128.18 | Price 85.27 | Shares 2,734
Proposed sale 10 Mar 2026
Value US$233,128.18 | Price 85.27 | Shares 2,734
Planned sale 6 Mar 2026
Value US$551,242.50 | Price 83.75 | Shares 6,582
Proposed sale 6 Mar 2026
Value US$551,242.50 | Price 83.75 | Shares 6,582
Sale 18 Feb 2026
Value US$44,120.00 | Price 88.24 | Shares 500
Sale 9 Feb 2026
Value US$920,000.00 | Price 92.00 | Shares 10,000
Proposed sale 9 Feb 2026
Value US$920,000.00 | Price 92.00 | Shares 10,000
Sale 2 Feb 2026
Value US$880,000.00 | Price 88.00 | Shares 10,000
Proposed sale 2 Feb 2026
Value US$880,000.00 | Price 88.00 | Shares 10,000
Sale 22 Jan 2026
Value US$415,000.00 | Price 83.00 | Shares 5,000
Proposed sale 22 Jan 2026
Value US$415,000.00 | Price 83.00 | Shares 5,000
Sale 21 Jan 2026
Value US$39,125.00 | Price 78.25 | Shares 500
Proposed sale 21 Jan 2026
Value US$89,125.00 | Price 59.42 | Shares 1,500
Sale 9 Jan 2026
Value US$78,067.00 | Price 75.50 | Shares 1,034
Sale 8 Jan 2026
Value US$375,600.00 | Price 75.12 | Shares 5,000
Proposed sale 8 Jan 2026
Value US$375,000.00 | Price 75.00 | Shares 5,000
Proposed sale 8 Jan 2026
Value US$77,550.00 | Price 75.00 | Shares 1,034
Sale 7 Jan 2026
Value US$270,945.00 | Price 75.26 | Shares 3,600
Proposed sale 7 Jan 2026
Value US$270,000.00 | Price 75.00 | Shares 3,600
Planned sale 5 Jan 2026
Value US$101,574.60 | Price 76.20 | Shares 1,333
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2026-07-16 2026-07-14 PlS Planned sale

EVP and COO

Officer
36,274 -43.1%
277.21
US$3,877,404
36,274 -43.1% 277.21 US$3,877,404
2026-07-14 2026-07-14 PrS Proposed sale

Officer

Officer
13,628
108.77
US$3,523,304
13,628 108.77 US$3,523,304
2026-07-14 2026-07-10 PlS Planned sale

President and CEO

Executive Director
89,139 +44.5%
337.55
US$4,392,052
89,139 +44.5% 337.55 US$4,392,052
2026-07-10 2026-07-10 PrS Proposed sale

Officer; Director

Executive Director
1,000
133.00
US$100,000
1,000 133.00 US$100,000
2026-07-10 2026-07-08 PlS Planned sale

EVP and COO

Officer
1,000 -3.3%
129.94
US$100,000
1,000 -3.3% 129.94 US$100,000
2026-07-10 2026-07-08 PlS Planned sale

EVP and COO

Officer
1,000 -1.4%
128.70
US$100,000
1,000 -1.4% 128.70 US$100,000
2026-07-10 2026-07-08 PlS Planned sale

EVP and COO

Officer
1,000 -0.6%
127.61
US$100,000
1,000 -0.6% 127.61 US$100,000
2026-07-10 2026-07-08 PlS Planned sale

EVP and COO

Officer
1,000 -0.3%
126.60
US$100,000
1,000 -0.3% 126.60 US$100,000
2026-07-10 2026-07-08 PlS Planned sale

EVP and COO

Officer
1,000 -2.3%
125.18
US$100,000
1,000 -2.3% 125.18 US$100,000
2026-07-10 2026-07-08 PlS Planned sale

EVP and COO

Officer
1,000 -0.4%
124.19
US$100,000
1,000 -0.4% 124.19 US$100,000
2026-07-08 2026-07-08 PrS Proposed sale

Officer

Officer
1,000
127.80
US$100,000
1,000 127.80 US$100,000
2026-07-09 2026-07-07 PlS Planned sale

EVP and CCO

Officer
1,000 -11.6%
130.48
US$100,000
1,000 -11.6% 130.48 US$100,000
2026-07-09 2026-07-07 PlS Planned sale

EVP and CCO

Officer
1,000 -10.4%
129.32
US$100,000
1,000 -10.4% 129.32 US$100,000
2026-07-07 2026-07-07 PrS Proposed sale

Officer

Officer
1,000
129.90
US$100,000
1,000 129.90 US$100,000
2026-07-06 2026-07-01 PlS Planned sale

EVP and CFO

Officer
1,000 -2.7%
150.41
US$100,000
1,000 -2.7% 150.41 US$100,000
2026-07-01 2026-07-01 PrS Proposed sale

Officer

Officer
1,000
150.41
US$100,000
1,000 150.41 US$100,000
2026-07-02 2026-06-30 PlS Planned sale Non-Executive Director
1,000 -20.9%
156.24
US$100,000
1,000 -20.9% 156.24 US$100,000
2026-06-30 2026-06-30 PrS Proposed sale

Director

Non-Executive Director
1,500
156.24
US$234,360
1,500 156.24 US$234,360
2026-07-01 2026-06-29 S Sale

President and CEO

Executive Director
1,000 -3.5%
152.99
US$100,000
1,000 -3.5% 152.99 US$100,000
2026-07-01 2026-06-29 S Sale

President and CEO

Executive Director
1,000 -10.0%
152.43
US$100,000
1,000 -10.0% 152.43 US$100,000
2026-06-29 2026-06-29 PrS Proposed sale

Officer; Director

Executive Director
9,605
152.57
US$1,465,408
9,605 152.57 US$1,465,408
2026-06-26 2026-06-24 PlS Planned sale Non-Executive Director
500 -1.7%
164.99
US$82,495
500 -1.7% 164.99 US$82,495
2026-06-24 2026-06-22 S Sale

Chief Quality Officer and CTO

Officer
5,500 -6.4%
170.00
US$935,000
5,500 -6.4% 170.00 US$935,000
2026-06-16 2026-06-16 PrS Proposed sale

Officer

Officer
5,500
170.00
US$935,000
5,500 170.00 US$935,000
2026-06-12 2026-06-10 PlS Planned sale

EVP and CFO

Officer
683 -2.0%
155.16
US$105,974
683 -2.0% 155.16 US$105,974
2026-06-12 2026-06-10 PlS Planned sale

EVP and CFO

Officer
683 -2.0%
155.16
US$105,974
683 -2.0% 155.16 US$105,974
2026-06-10 2026-06-10 PrS Proposed sale

Officer

Officer
683
155.16
US$105,974
683 155.16 US$105,974
2026-06-09 2026-06-05 PlS Planned sale

President and CEO

Executive Director
2,000 -2.8%
162.10
US$324,200
2,000 -2.8% 162.10 US$324,200
2026-06-09 2026-06-05 PlS Planned sale

President and CEO

Executive Director
2,000 -2.8%
162.10
US$324,200
2,000 -2.8% 162.10 US$324,200
2026-06-05 2026-06-05 PrS Proposed sale

Officer; Director

Executive Director
2,000
162.10
US$324,200
2,000 162.10 US$324,200
2026-06-05 2026-06-03 S Sale

EVP and COO

Officer
2,000 -1.9%
164.00
US$328,000
2,000 -1.9% 164.00 US$328,000
2026-06-05 2026-06-03 S Sale

EVP and COO

Officer
2,000 -1.9%
164.00
US$328,000
2,000 -1.9% 164.00 US$328,000
2026-06-03 2026-06-03 PrS Proposed sale

Officer

Officer
2,000
160.00
US$320,000
2,000 160.00 US$320,000
2026-06-01 2026-05-28 S Sale Non-Executive Director
1,000 -35.0%
164.69
US$164,685
1,000 -35.0% 164.69 US$164,685
2026-06-01 2026-05-28 S Sale Non-Executive Director
5,285 -87.9%
166.84
US$881,758
5,285 -87.9% 166.84 US$881,758
2026-05-28 2026-05-28 PrS Proposed sale

Director

Non-Executive Director
5,500
165.00
US$907,500
5,500 165.00 US$907,500
2026-05-28 2026-05-28 PrS Proposed sale

Director

Non-Executive Director
1,000
164.69
US$164,685
1,000 164.69 US$164,685
2026-05-22 2026-05-20 PlS Planned sale Non-Executive Director
500 -2.1%
138.21
US$69,105
500 -2.1% 138.21 US$69,105
2026-05-05 2026-05-01 PlS Planned sale

President and CEO

Executive Director
2,000 -2.7%
103.01
US$206,020
2,000 -2.7% 103.01 US$206,020
2026-05-01 2026-05-01 PrS Proposed sale

Officer; Director

Executive Director
2,000
103.01
US$206,020
2,000 103.01 US$206,020
2026-04-24 2026-04-22 S Sale Non-Executive Director
500 -2.1%
105.93
US$52,965
500 -2.1% 105.93 US$52,965
2026-04-22 2026-04-22 PrS Proposed sale

Director

Non-Executive Director
1,500
105.93
US$158,895
1,500 105.93 US$158,895
2026-04-14 2026-04-10 PlS Planned sale

President and CEO

Executive Director
2,000 -2.7%
90.11
US$180,220
2,000 -2.7% 90.11 US$180,220
2026-04-10 2026-04-10 PrS Proposed sale

Officer; Director

Executive Director
2,000
90.11
US$180,220
2,000 90.11 US$180,220
2026-04-13 2026-04-09 S Sale Non-Executive Director
2,500 -36.2%
88.98
US$222,449
2,500 -36.2% 88.98 US$222,449
2026-04-09 2026-04-09 PrS Proposed sale

Director

Non-Executive Director
2,500
85.00
US$212,500
2,500 85.00 US$212,500
2026-04-02 2026-04-01 PlS Planned sale

EVP and CFO

Officer
974 -2.8%
78.42
US$76,381
974 -2.8% 78.42 US$76,381
2026-04-02 2026-04-01 S Sale

EVP and CCO

Officer
7,500 -46.0%
81.73
US$612,992
7,500 -46.0% 81.73 US$612,992
2026-04-01 2026-04-01 PrS Proposed sale

Officer

Officer
7,500
81.73
US$612,990
7,500 81.73 US$612,990
2026-04-01 2026-04-01 PrS Proposed sale

Officer

Officer
974
78.42
US$76,381
974 78.42 US$76,381
2026-03-25 2026-03-24 PlS Planned sale

EVP and CFO

Officer
9,186 -21.9%
75.05
US$689,409
9,186 -21.9% 75.05 US$689,409
2026-03-24 2026-03-24 PrS Proposed sale

Officer

Officer
9,186
75.05
US$689,409
9,186 75.05 US$689,409
2026-03-20 2026-03-18 S Sale Non-Executive Director
500 -2.0%
80.87
US$40,435
500 -2.0% 80.87 US$40,435
2026-03-12 2026-03-11 PlS Planned sale

EVP and CFO

Officer
3,908 -12.8%
87.24
US$340,934
3,908 -12.8% 87.24 US$340,934
2026-03-11 2026-03-11 PrS Proposed sale

Officer

Officer
3,908
87.24
US$340,934
3,908 87.24 US$340,934
2026-03-12 2026-03-10 PlS Planned sale

EVP and CFO

Officer
2,734 -8.2%
85.27
US$233,128
2,734 -8.2% 85.27 US$233,128
2026-03-10 2026-03-10 PrS Proposed sale

Officer

Officer
2,734
85.27
US$233,128
2,734 85.27 US$233,128
2026-03-09 2026-03-06 PlS Planned sale

EVP and CFO

Officer
6,582 -22.9%
83.75
US$551,242
6,582 -22.9% 83.75 US$551,242
2026-03-06 2026-03-06 PrS Proposed sale

Officer

Officer
6,582
83.75
US$551,242
6,582 83.75 US$551,242
2026-02-20 2026-02-18 S Sale Non-Executive Director
500 -2.0%
88.24
US$44,120
500 -2.0% 88.24 US$44,120
2026-02-11 2026-02-09 S Sale

EVP and COO

Officer
10,000 -12.7%
92.00
US$920,000
10,000 -12.7% 92.00 US$920,000
2026-02-09 2026-02-09 PrS Proposed sale

Officer

Officer
10,000
92.00
US$920,000
10,000 92.00 US$920,000
2026-02-04 2026-02-02 S Sale

EVP and COO

Officer
10,000 -11.3%
88.00
US$880,000
10,000 -11.3% 88.00 US$880,000
2026-02-02 2026-02-02 PrS Proposed sale

Officer

Officer
10,000
88.00
US$880,000
10,000 88.00 US$880,000
2026-01-26 2026-01-22 S Sale

EVP and COO

Officer
5,000 -5.3%
83.00
US$415,000
5,000 -5.3% 83.00 US$415,000
2026-01-22 2026-01-22 PrS Proposed sale

Officer

Officer
5,000
83.00
US$415,000
5,000 83.00 US$415,000
2026-01-23 2026-01-21 S Sale Non-Executive Director
500 -1.9%
78.25
US$39,125
500 -1.9% 78.25 US$39,125
2026-01-21 2026-01-21 PrS Proposed sale

Director

Non-Executive Director
1,500
59.42
US$89,125
1,500 59.42 US$89,125
2026-01-13 2026-01-09 S Sale Non-Executive Director
1,034 -26.6%
75.50
US$78,067
1,034 -26.6% 75.50 US$78,067
2026-01-13 2026-01-08 S Sale

Chief Quality Officer and CTO

Officer
5,000 -7.7%
75.12
US$375,600
5,000 -7.7% 75.12 US$375,600
2026-01-08 2026-01-08 PrS Proposed sale

Chief Quality Officer and Chief Technology Officer

Officer
5,000
75.00
US$375,000
5,000 75.00 US$375,000
2026-01-07 2026-01-08 PrS Proposed sale

Director

Non-Executive Director
1,034
75.00
US$77,550
1,034 75.00 US$77,550
2026-01-09 2026-01-07 S Sale Non-Executive Director
3,600 -27.4%
75.26
US$270,945
3,600 -27.4% 75.26 US$270,945
2026-01-07 2026-01-07 PrS Proposed sale

Director

Non-Executive Director
3,600
75.00
US$270,000
3,600 75.00 US$270,000
2026-01-06 2026-01-05 PlS Planned sale

EVP and CFO

Officer
1,333 -6.7%
76.20
US$101,575
1,333 -6.7% 76.20 US$101,575