Semtech Corp (SMTC)

Semtech Corp experienced significant selling activity over the past ninety days, totaling approximately 6.9 million dollars. Seven insiders, including the CEO and CFO, executed planned or proposed divestments. These transactions occurred following a positive earnings report. The stock price remains relatively stable despite this volume of equity liquidation by corporate leadership.
Ticker: SMTC Exchange: NSM


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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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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
2.9
Walsh Paul V Jr Non-Executive Director
Transaction date
Planned sale
Price
367.78
Quantity 26,816 -16.1%
Value US$3,169,257
2.9
Walsh Paul V Jr Director Non-Executive Director
Transaction date
Proposed sale
Price
154.97
Quantity 84,062
Value US$4,706,748
2.0
Green Jason Elliot EVP and CCO Officer
Transaction date
Planned sale
Price
241.44
Quantity 17,269 +43.8%
Value US$1,916,196
2.0
Green Jason Elliot Officer Officer
Transaction date
Proposed sale
Price
190.35
Quantity 2,766
Value US$526,508
2.3
HOU HONG Q President and CEO Executive Director
Transaction date
Planned sale
Price
191.21
Quantity 2,000 -2.9%
Value US$382,420
2.3
HOU HONG Q Officer; Director Executive Director
Transaction date
Proposed sale
Price
191.21
Quantity 2,000
Value US$382,420
3.1
Lin Mark EVP and CFO Officer
Transaction date
Planned sale
Price
178.87
Quantity 967 -2.6%
Value US$172,967
3.1
Lin Mark Officer Officer
Transaction date
Proposed sale
Price
178.87
Quantity 967
Value US$172,967
2.9
Walsh Paul V Jr Non-Executive Director
Transaction date
Planned sale
Price
172.61
Quantity 500 -1.8%
Value US$86,305
1.1
Cardenuto Rodolpho C Non-Executive Director
Transaction date
Sale
Price
165.00
Quantity 5,321 -100.0%
Value US$877,978
1.1
Cardenuto Rodolpho C Director Non-Executive Director
Transaction date
Proposed sale
Price
165.00
Quantity 5,321
Value US$877,978
3.1
Lin Mark EVP and CFO Officer
Transaction date
Planned sale
Price
159.90
Quantity 683 -1.9%
Value US$109,212
3.1
Lin Mark Officer Officer
Transaction date
Proposed sale
Price
159.90
Quantity 683
Value US$109,212
3.1
Lin Mark Officer Officer
Transaction date
Proposed sale
Price
159.90
Quantity 683
Value US$109,212
2.3
HOU HONG Q President and CEO Executive Director
Transaction date
Planned sale
Price
138.71
Quantity 2,000 -3.2%
Value US$277,420
2.6
Ruehl Julie Garcia Non-Executive Director
Transaction date
Planned sale
Price
145.00
Quantity 1,500 -17.4%
Value US$217,500
2.6
Ruehl Julie Garcia Director Non-Executive Director
Transaction date
Proposed sale
Price
145.00
Quantity 1,500
Value US$217,500
2.3
HOU HONG Q Officer; Director Executive Director
Transaction date
Proposed sale
Price
138.71
Quantity 2,000
Value US$277,420
2.9
Walsh Paul V Jr Non-Executive Director
Transaction date
Planned sale
Price
135.48
Quantity 500 -1.8%
Value US$67,740
2.9
Silberstein Asaf EVP and COO Officer
Transaction date
Planned sale
Price
150.00
Quantity 5,000 -5.3%
Value US$750,000
2.3
HOU HONG Q President and CEO Executive Director
Transaction date
Planned sale
Price
140.00
Quantity 2,000 -3.1%
Value US$280,000
2.3
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
2.3
HOU HONG Q President and CEO Executive Director
Transaction date
Planned sale
Price
133.00
Quantity 2,000 -3.0%
Value US$266,000
2.3
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
2.3
HOU HONG Q President and CEO Executive Director
Transaction date
Sale
Price
152.99
Quantity 2,286 -3.5%
Value US$349,743
2.3
HOU HONG Q President and CEO Executive Director
Transaction date
Sale
Price
152.43
Quantity 7,319 -10.0%
Value US$1,115,665
2.3
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
2.3
HOU HONG Q President and CEO Executive Director
Transaction date
Planned sale
Price
162.10
Quantity 2,000 -2.8%
Value US$324,200
2.3
HOU HONG Q President and CEO Executive Director
Transaction date
Planned sale
Price
162.10
Quantity 2,000 -2.8%
Value US$324,200
2.3
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
2.3
HOU HONG Q President and CEO Executive Director
Transaction date
Planned sale
Price
103.01
Quantity 2,000 -2.7%
Value US$206,020
2.3
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
2.3
HOU HONG Q President and CEO Executive Director
Transaction date
Planned sale
Price
90.11
Quantity 2,000 -2.7%
Value US$180,220
2.3
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
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2026-10-23 2026-10-21 PlS Planned sale Non-Executive Director
26,816 -16.1%
367.78
US$3,169,257
26,816 -16.1% 367.78 US$3,169,257
2026-10-21 2026-10-21 PrS Proposed sale

Director

Non-Executive Director
84,062
154.97
US$4,706,748
84,062 154.97 US$4,706,748
2026-10-09 2026-10-07 PlS Planned sale

EVP and CCO

Officer
17,269 +43.8%
241.44
US$1,916,196
17,269 +43.8% 241.44 US$1,916,196
2026-10-07 2026-10-07 PrS Proposed sale

Officer

Officer
2,766
190.35
US$526,508
2,766 190.35 US$526,508
2026-10-05 2026-10-02 PlS Planned sale

President and CEO

Executive Director
2,000 -2.9%
191.21
US$382,420
2,000 -2.9% 191.21 US$382,420
2026-10-02 2026-10-02 PrS Proposed sale

Officer; Director

Executive Director
2,000
191.21
US$382,420
2,000 191.21 US$382,420
2026-10-05 2026-10-01 PlS Planned sale

EVP and CFO

Officer
967 -2.6%
178.87
US$172,967
967 -2.6% 178.87 US$172,967
2026-10-01 2026-10-01 PrS Proposed sale

Officer

Officer
967
178.87
US$172,967
967 178.87 US$172,967
2026-09-25 2026-09-23 PlS Planned sale Non-Executive Director
500 -1.8%
172.61
US$86,305
500 -1.8% 172.61 US$86,305
2026-09-18 2026-09-16 S Sale Non-Executive Director
5,321 -100.0%
165.00
US$877,978
5,321 -100.0% 165.00 US$877,978
2026-09-16 2026-09-16 PrS Proposed sale

Director

Non-Executive Director
5,321
165.00
US$877,978
5,321 165.00 US$877,978
2026-09-14 2026-09-10 PlS Planned sale

EVP and CFO

Officer
683 -1.9%
159.90
US$109,212
683 -1.9% 159.90 US$109,212
2026-09-10 2026-09-10 PrS Proposed sale

Officer

Officer
683
159.90
US$109,212
683 159.90 US$109,212
2026-09-10 2026-09-10 PrS Proposed sale

Officer

Officer
683
159.90
US$109,212
683 159.90 US$109,212
2026-09-09 2026-09-04 PlS Planned sale

President and CEO

Executive Director
2,000 -3.2%
138.71
US$277,420
2,000 -3.2% 138.71 US$277,420
2026-09-09 2026-09-04 PlS Planned sale Non-Executive Director
1,500 -17.4%
145.00
US$217,500
1,500 -17.4% 145.00 US$217,500
2026-09-04 2026-09-04 PrS Proposed sale

Director

Non-Executive Director
1,500
145.00
US$217,500
1,500 145.00 US$217,500
2026-09-04 2026-09-04 PrS Proposed sale

Officer; Director

Executive Director
2,000
138.71
US$277,420
2,000 138.71 US$277,420
2026-08-21 2026-08-19 PlS Planned sale Non-Executive Director
500 -1.8%
135.48
US$67,740
500 -1.8% 135.48 US$67,740
2026-08-19 2026-08-17 PlS Planned sale

EVP and COO

Officer
5,000 -5.3%
150.00
US$750,000
5,000 -5.3% 150.00 US$750,000
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