Semtech Corp (SMTC)

Semtech Corp insiders executed 33 transactions over the past 90 days, totaling approximately $12.5 million in sales. No purchases were recorded during this period. These divestments occurred alongside a 14.7% stock price decline. The latest earnings report showed a 24.4% EPS beat, yet leadership continues to offload equity holdings.
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
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
2.6
Ruehl Julie Garcia Director Non-Executive Director
Transaction date
Proposed sale
Price
134.66
Quantity 77,176
Value US$297,411
1.6
HOU HONG Q Officer; Director Executive Director
Transaction date
Proposed sale
Price
419.19
Quantity 74,153
Value US$499,301
2.9
Walsh Paul V Jr Non-Executive Director
Transaction date
Planned sale
Price
94.65
Quantity 99,213 +35.4%
Value US$1,331,963
2.9
Silberstein Asaf EVP and COO Officer
Transaction date
Planned sale
Price
150.00
Quantity 1,000 -5.3%
Value US$100,000
1.6
HOU HONG Q President and CEO Executive Director
Transaction date
Planned sale
Price
140.00
Quantity 2,000 -3.1%
Value US$280,000
1.6
HOU HONG Q Officer; Director Executive Director
Transaction date
Proposed sale
Price
140.00
Quantity 2,000
Value US$280,000
2.9
Walsh Paul V Jr Non-Executive Director
Transaction date
Planned sale
Price
133.07
Quantity 500 -1.8%
Value US$66,535
2.9
Walsh Paul V Jr Director Non-Executive Director
Transaction date
Proposed sale
Price
133.07
Quantity 1,500
Value US$199,605
2.9
Silberstein Asaf EVP and COO Officer
Transaction date
Planned sale
Price
145.04
Quantity 3,000 -3.1%
Value US$435,120
2.9
Silberstein Asaf Officer Officer
Transaction date
Proposed sale
Price
145.04
Quantity 8,000
Value US$1,160,320
1.6
HOU HONG Q President and CEO Executive Director
Transaction date
Planned sale
Price
133.00
Quantity 2,000 -3.0%
Value US$266,000
1.6
HOU HONG Q Officer; Director Executive Director
Transaction date
Proposed sale
Price
133.00
Quantity 2,000
Value US$266,000
2.9
Silberstein Asaf EVP and COO Officer
Transaction date
Planned sale
Price
129.94
Quantity 3,354 -3.3%
Value US$435,827
2.9
Silberstein Asaf EVP and COO Officer
Transaction date
Planned sale
Price
128.70
Quantity 1,400 -1.4%
Value US$180,184
2.9
Silberstein Asaf EVP and COO Officer
Transaction date
Planned sale
Price
127.61
Quantity 588 -0.6%
Value US$75,034
2.9
Silberstein Asaf EVP and COO Officer
Transaction date
Planned sale
Price
126.60
Quantity 273 -0.3%
Value US$34,563
2.9
Silberstein Asaf EVP and COO Officer
Transaction date
Planned sale
Price
125.18
Quantity 2,448 -2.3%
Value US$306,439
2.9
Silberstein Asaf EVP and COO Officer
Transaction date
Planned sale
Price
124.19
Quantity 437 -0.4%
Value US$54,271
2.9
Silberstein Asaf Officer Officer
Transaction date
Proposed sale
Price
127.80
Quantity 8,500
Value US$1,086,319
2.0
Green Jason Elliot EVP and CCO Officer
Transaction date
Planned sale
Price
130.48
Quantity 1,132 -11.6%
Value US$147,698
2.0
Green Jason Elliot EVP and CCO Officer
Transaction date
Planned sale
Price
129.32
Quantity 1,132 -10.4%
Value US$146,388
2.0
Green Jason Elliot Officer Officer
Transaction date
Proposed sale
Price
129.90
Quantity 2,264
Value US$294,085
3.1
Lin Mark EVP and CFO Officer
Transaction date
Planned sale
Price
150.41
Quantity 970 -2.7%
Value US$145,893
3.1
Lin Mark Officer Officer
Transaction date
Proposed sale
Price
150.41
Quantity 970
Value US$145,893
2.6
Fischer Gregory Michael Non-Executive Director
Transaction date
Planned sale
Price
156.24
Quantity 1,500 -20.9%
Value US$234,360
2.6
Fischer Gregory Michael Director Non-Executive Director
Transaction date
Proposed sale
Price
156.24
Quantity 1,500
Value US$234,360
1.6
HOU HONG Q President and CEO Executive Director
Transaction date
Sale
Price
152.99
Quantity 2,286 -3.5%
Value US$349,743
1.6
HOU HONG Q President and CEO Executive Director
Transaction date
Sale
Price
152.43
Quantity 7,319 -10.0%
Value US$1,115,665
1.6
HOU HONG Q Officer; Director Executive Director
Transaction date
Proposed sale
Price
152.57
Quantity 9,605
Value US$1,465,408
2.9
Walsh Paul V Jr Non-Executive Director
Transaction date
Planned sale
Price
164.99
Quantity 500 -1.7%
Value US$82,495
3.1
WILSON JOHN MICHAEL Chief Quality Officer and CTO Officer
Transaction date
Sale
Price
170.00
Quantity 5,500 -6.4%
Value US$935,000
3.1
Lin Mark EVP and CFO Officer
Transaction date
Planned sale
Price
155.16
Quantity 683 -2.0%
Value US$105,974
3.1
Lin Mark EVP and CFO Officer
Transaction date
Planned sale
Price
155.16
Quantity 683 -2.0%
Value US$105,974
3.1
Lin Mark Officer Officer
Transaction date
Proposed sale
Price
155.16
Quantity 683
Value US$105,974
1.6
HOU HONG Q President and CEO Executive Director
Transaction date
Planned sale
Price
162.10
Quantity 2,000 -2.8%
Value US$324,200
1.6
HOU HONG Q President and CEO Executive Director
Transaction date
Planned sale
Price
162.10
Quantity 2,000 -2.8%
Value US$324,200
1.6
HOU HONG Q Officer; Director Executive Director
Transaction date
Proposed sale
Price
162.10
Quantity 2,000
Value US$324,200
2.9
Silberstein Asaf EVP and COO Officer
Transaction date
Sale
Price
164.00
Quantity 2,000 -1.9%
Value US$328,000
2.9
Silberstein Asaf EVP and COO Officer
Transaction date
Sale
Price
164.00
Quantity 2,000 -1.9%
Value US$328,000
2.6
Fischer Gregory Michael Non-Executive Director
Transaction date
Sale
Price
164.69
Quantity 1,000 -35.0%
Value US$164,685
3.2
Li Ye Jane Non-Executive Director
Transaction date
Sale
Price
166.84
Quantity 5,285 -87.9%
Value US$881,758
2.6
Fischer Gregory Michael Director Non-Executive Director
Transaction date
Proposed sale
Price
164.69
Quantity 1,000
Value US$164,685
2.9
Walsh Paul V Jr Non-Executive Director
Transaction date
Planned sale
Price
138.21
Quantity 500 -2.1%
Value US$69,105
1.6
HOU HONG Q President and CEO Executive Director
Transaction date
Planned sale
Price
103.01
Quantity 2,000 -2.7%
Value US$206,020
1.6
HOU HONG Q Officer; Director Executive Director
Transaction date
Proposed sale
Price
103.01
Quantity 2,000
Value US$206,020
2.9
Walsh Paul V Jr Non-Executive Director
Transaction date
Sale
Price
105.93
Quantity 500 -2.1%
Value US$52,965
2.9
Walsh Paul V Jr Director Non-Executive Director
Transaction date
Proposed sale
Price
105.93
Quantity 1,500
Value US$158,895
1.6
HOU HONG Q President and CEO Executive Director
Transaction date
Planned sale
Price
90.11
Quantity 2,000 -2.7%
Value US$180,220
1.6
HOU HONG Q Officer; Director Executive Director
Transaction date
Proposed sale
Price
90.11
Quantity 2,000
Value US$180,220
1.0
Burvill Martin Non-Executive Director
Transaction date
Sale
Price
88.98
Quantity 2,500 -36.2%
Value US$222,449
1.0
Martin Burvill Director Non-Executive Director
Transaction date
Proposed sale
Price
85.00
Quantity 2,500
Value US$212,500
3.1
Lin Mark EVP and CFO Officer
Transaction date
Planned sale
Price
78.42
Quantity 974 -2.8%
Value US$76,381
2.0
Green Jason Elliot EVP and CCO Officer
Transaction date
Sale
Price
81.73
Quantity 7,500 -46.0%
Value US$612,992
2.0
Green Jason Elliot Officer Officer
Transaction date
Proposed sale
Price
81.73
Quantity 7,500
Value US$612,990
3.1
Lin Mark Officer Officer
Transaction date
Proposed sale
Price
78.42
Quantity 974
Value US$76,381
3.1
Lin Mark EVP and CFO Officer
Transaction date
Planned sale
Price
75.05
Quantity 9,186 -21.9%
Value US$689,409
3.1
Lin Mark Officer Officer
Transaction date
Proposed sale
Price
75.05
Quantity 9,186
Value US$689,409
2.9
Walsh Paul V Jr Non-Executive Director
Transaction date
Sale
Price
80.87
Quantity 500 -2.0%
Value US$40,435
3.1
Lin Mark EVP and CFO Officer
Transaction date
Planned sale
Price
87.24
Quantity 3,908 -12.8%
Value US$340,934
3.1
Lin Mark Officer Officer
Transaction date
Proposed sale
Price
87.24
Quantity 3,908
Value US$340,934
3.1
Lin Mark EVP and CFO Officer
Transaction date
Planned sale
Price
85.27
Quantity 2,734 -8.2%
Value US$233,128
3.1
Lin Mark Officer Officer
Transaction date
Proposed sale
Price
85.27
Quantity 2,734
Value US$233,128
3.1
Lin Mark EVP and CFO Officer
Transaction date
Planned sale
Price
83.75
Quantity 6,582 -22.9%
Value US$551,242
3.1
Lin Mark Officer Officer
Transaction date
Proposed sale
Price
83.75
Quantity 6,582
Value US$551,242
2.9
Walsh Paul V Jr Non-Executive Director
Transaction date
Sale
Price
88.24
Quantity 500 -2.0%
Value US$44,120
2.9
Silberstein Asaf EVP and COO Officer
Transaction date
Sale
Price
92.00
Quantity 10,000 -12.7%
Value US$920,000
2.9
Silberstein Asaf Officer Officer
Transaction date
Proposed sale
Price
92.00
Quantity 10,000
Value US$920,000
2.9
Silberstein Asaf EVP and COO Officer
Transaction date
Sale
Price
88.00
Quantity 10,000 -11.3%
Value US$880,000
2.9
Silberstein Asaf Officer Officer
Transaction date
Proposed sale
Price
88.00
Quantity 10,000
Value US$880,000
2.9
Silberstein Asaf EVP and COO Officer
Transaction date
Sale
Price
83.00
Quantity 5,000 -5.3%
Value US$415,000
2.9
Silberstein Asaf Officer Officer
Transaction date
Proposed sale
Price
83.00
Quantity 5,000
Value US$415,000
2.9
Walsh Paul V Jr Non-Executive Director
Transaction date
Sale
Price
78.25
Quantity 500 -1.9%
Value US$39,125
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2026-09-04 2026-09-04 PrS Proposed sale

Director

Non-Executive Director
77,176
134.66
US$297,411
77,176 134.66 US$297,411
2026-09-04 2026-09-04 PrS Proposed sale

Officer; Director

Executive Director
74,153
419.19
US$499,301
74,153 419.19 US$499,301
2026-08-21 2026-08-19 PlS Planned sale Non-Executive Director
99,213 +35.4%
94.65
US$1,331,963
99,213 +35.4% 94.65 US$1,331,963
2026-08-19 2026-08-17 PlS Planned sale

EVP and COO

Officer
1,000 -5.3%
150.00
US$100,000
1,000 -5.3% 150.00 US$100,000
2026-08-11 2026-08-07 PlS Planned sale

President and CEO

Executive Director
2,000 -3.1%
140.00
US$280,000
2,000 -3.1% 140.00 US$280,000
2026-08-07 2026-08-07 PrS Proposed sale

Officer; Director

Executive Director
2,000
140.00
US$280,000
2,000 140.00 US$280,000
2026-07-24 2026-07-22 PlS Planned sale Non-Executive Director
500 -1.8%
133.07
US$66,535
500 -1.8% 133.07 US$66,535
2026-07-22 2026-07-22 PrS Proposed sale

Director

Non-Executive Director
1,500
133.07
US$199,605
1,500 133.07 US$199,605
2026-07-16 2026-07-14 PlS Planned sale

EVP and COO

Officer
3,000 -3.1%
145.04
US$435,120
3,000 -3.1% 145.04 US$435,120
2026-07-14 2026-07-14 PrS Proposed sale

Officer

Officer
8,000
145.04
US$1,160,320
8,000 145.04 US$1,160,320
2026-07-14 2026-07-10 PlS Planned sale

President and CEO

Executive Director
2,000 -3.0%
133.00
US$266,000
2,000 -3.0% 133.00 US$266,000
2026-07-10 2026-07-10 PrS Proposed sale

Officer; Director

Executive Director
2,000
133.00
US$266,000
2,000 133.00 US$266,000
2026-07-10 2026-07-08 PlS Planned sale

EVP and COO

Officer
3,354 -3.3%
129.94
US$435,827
3,354 -3.3% 129.94 US$435,827
2026-07-10 2026-07-08 PlS Planned sale

EVP and COO

Officer
1,400 -1.4%
128.70
US$180,184
1,400 -1.4% 128.70 US$180,184
2026-07-10 2026-07-08 PlS Planned sale

EVP and COO

Officer
588 -0.6%
127.61
US$75,034
588 -0.6% 127.61 US$75,034
2026-07-10 2026-07-08 PlS Planned sale

EVP and COO

Officer
273 -0.3%
126.60
US$34,563
273 -0.3% 126.60 US$34,563
2026-07-10 2026-07-08 PlS Planned sale

EVP and COO

Officer
2,448 -2.3%
125.18
US$306,439
2,448 -2.3% 125.18 US$306,439
2026-07-10 2026-07-08 PlS Planned sale

EVP and COO

Officer
437 -0.4%
124.19
US$54,271
437 -0.4% 124.19 US$54,271
2026-07-08 2026-07-08 PrS Proposed sale

Officer

Officer
8,500
127.80
US$1,086,319
8,500 127.80 US$1,086,319
2026-07-09 2026-07-07 PlS Planned sale

EVP and CCO

Officer
1,132 -11.6%
130.48
US$147,698
1,132 -11.6% 130.48 US$147,698
2026-07-09 2026-07-07 PlS Planned sale

EVP and CCO

Officer
1,132 -10.4%
129.32
US$146,388
1,132 -10.4% 129.32 US$146,388
2026-07-07 2026-07-07 PrS Proposed sale

Officer

Officer
2,264
129.90
US$294,085
2,264 129.90 US$294,085
2026-07-06 2026-07-01 PlS Planned sale

EVP and CFO

Officer
970 -2.7%
150.41
US$145,893
970 -2.7% 150.41 US$145,893
2026-07-01 2026-07-01 PrS Proposed sale

Officer

Officer
970
150.41
US$145,893
970 150.41 US$145,893
2026-07-02 2026-06-30 PlS Planned sale Non-Executive Director
1,500 -20.9%
156.24
US$234,360
1,500 -20.9% 156.24 US$234,360
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
2,286 -3.5%
152.99
US$349,743
2,286 -3.5% 152.99 US$349,743
2026-07-01 2026-06-29 S Sale

President and CEO

Executive Director
7,319 -10.0%
152.43
US$1,115,665
7,319 -10.0% 152.43 US$1,115,665
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