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person · Reporting owner

HOU HONG Q

Disclosed activity across 3 companies

Tapewire entity
24873
SEC CIK
0001156899

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
SEMTECH CORPSMTC · Entity 3442Director · President and CEOOctober 01, 2026October 05, 2026
WOLFSPEED, INC.WOLF · Entity 619DirectorDecember 17, 2025December 19, 2025

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

SEMTECH CORP

Report date October 01, 2026 · Filed October 05, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect65,976 Ending reported balance After 2026-10-02 transaction · row 3
3 source rows · reconciled sequence

Row 1 · 2026-10-01 · Exercise / conversion · Acquired 6,483 · Balance 71,275

Row 2 · 2026-10-01 · Tax withholding · Disposed 3,299 · Balance 67,976

Row 3 · 2026-10-02 · Sale · Disposed 2,000 · Balance 65,976

F1: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by Dr. Hou on December 17, 2025.

Restricted Stock UnitSEC Table II · derivative / convertible securityDirect19,450 Reported balance After 2026-10-01 transaction · row 4 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 4 · 2026-10-01 · Exercise / conversion · Disposed 6,483 · Balance 19,450

F2: Each stock unit represents the contingent right to receive one share of Semtech common stock.

F3: One third of this grant vested on July 1, 2025 and the remainder of this grant vests in eight quarterly installments beginning on October 1, 2025.

Filing footnotes · ownership attribution and instrument terms

F1: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by Dr. Hou on December 17, 2025.

F2: Each stock unit represents the contingent right to receive one share of Semtech common stock.

F3: One third of this grant vested on July 1, 2025 and the remainder of this grant vests in eight quarterly installments beginning on October 1, 2025.

WOLFSPEED, INC.

Report date December 17, 2025 · Filed December 19, 2025

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
COMMON STOCKSEC Table I · non-derivativeDirect31,732 Reported balance After 2025-12-17 transaction · row 1
1 source row

Row 1 · 2025-12-17 · Grant · Acquired 31,732 · Balance 31,732

F1: Award of restricted stock units ("RSUs"). With respect to 22,666 of the RSUs, one-third of such RSUs vest on October 1, 2026, and the remainder vest quarterly in proportional amounts thereafter for the remaining two years of the vesting schedule. With respect to 9,066 of the RSUs, such RSUs vest one hundred percent on October 1, 2026.

Filing footnotes · ownership attribution and instrument terms

F1: Award of restricted stock units ("RSUs"). With respect to 22,666 of the RSUs, one-third of such RSUs vest on October 1, 2026, and the remainder vest quarterly in proportional amounts thereafter for the remaining two years of the vesting schedule. With respect to 9,066 of the RSUs, such RSUs vest one hundred percent on October 1, 2026.

Past disclosures · reporting ended (1)

No longer tracked through insider filings. These historical balances do not imply present ownership or a zero position.

Fabrinet

Report date August 24, 2018 · Filed August 27, 2018

Section 16 reporting ended · disclosed 2018-08-27. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Ordinary SharesSEC Table I · non-derivativeDirect63,179 Reported balance After 2018-08-24 transaction · row 1 Sequence does not reconcile; account continuity is unresolved.
1 source row

Row 1 · 2018-08-24 · Tax withholding · Disposed 2,329 · Balance 63,179

F1: The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of restricted share units ("RSUs").

Ordinary SharesSEC Table I · non-derivativeDirect51,715 Reported balance After 2018-08-25 transaction · row 2 Sequence does not reconcile; account continuity is unresolved.
1 source row

Row 2 · 2018-08-25 · Tax withholding · Disposed 11,464 · Balance 51,715

F1: The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of restricted share units ("RSUs").

Ordinary SharesSEC Table I · non-derivativeDirect40,388 Reported balance After 2018-08-25 transaction · row 3 Sequence does not reconcile; account continuity is unresolved.
1 source row

Row 3 · 2018-08-25 · Other · Disposed 11,377 · Balance 40,388

F2: The reported shares represent the number of unvested RSUs cancelled in connection with the Reporting Person's termination of employment, as reported in the Current Report on Form 8-K filed by the Issuer on August 20, 2018.

Filing footnotes · ownership attribution and instrument terms

F1: The reported shares were withheld to cover the Reporting Person's tax liability in connection with the vesting of restricted share units ("RSUs").

F2: The reported shares represent the number of unvested RSUs cancelled in connection with the Reporting Person's termination of employment, as reported in the Current Report on Form 8-K filed by the Issuer on August 20, 2018.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
October 02, 2026 Filed Oct 5, 2026 20:01 UTC SEMTECH CORP SMTC · Entity 3442 SaleCommon Stock 2,000 $191.21 $382,420.00
Disclosure

SEC source: 0001156899-26-000035 · wk-form4_1791230508.xml · nonDerivative · entry 3

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 65,976

F1 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by Dr. Hou on December 17, 2025.

Read SEC document
October 01, 2026 Filed Oct 5, 2026 20:01 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionRestricted Stock Unit · Derivative 6,483 $0.00 $0.00
Disclosure

SEC source: 0001156899-26-000035 · wk-form4_1791230508.xml · derivative · entry 4

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 19,450

Underlying: Common Stock · 6,483 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Each stock unit represents the contingent right to receive one share of Semtech common stock.

F3 · derivative.exercise_date: One third of this grant vested on July 1, 2025 and the remainder of this grant vests in eight quarterly installments beginning on October 1, 2025.

F3 · derivative.expiration_date: One third of this grant vested on July 1, 2025 and the remainder of this grant vests in eight quarterly installments beginning on October 1, 2025.

Read SEC document
October 01, 2026 Filed Oct 5, 2026 20:01 UTC SEMTECH CORP SMTC · Entity 3442 Tax withholdingCommon Stock 3,299 $178.35 $588,376.65
Disclosure

SEC source: 0001156899-26-000035 · wk-form4_1791230508.xml · nonDerivative · entry 2

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 67,976

Read SEC document
October 01, 2026 Filed Oct 5, 2026 20:01 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionCommon Stock 6,483 $0.00 $0.00
Disclosure

SEC source: 0001156899-26-000035 · wk-form4_1791230508.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 71,275

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
September 10, 2026 Filed Sep 14, 2026 20:03 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionRestricted Stock Unit · Derivative 8,130 $0.00 $0.00
Disclosure

SEC source: 0001156899-26-000033 · wk-form4_1789416204.xml · derivative · entry 3

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,775

Underlying: Common Stock · 8,130 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each stock unit represents the contingent right to receive one share of Semtech common stock.

F2 · derivative.exercise_date: One third of this grant vested on March 10, 2026 and the remainder of this grant vests in eight quarterly installments beginning on June 10, 2026.

F2 · derivative.expiration_date: One third of this grant vested on March 10, 2026 and the remainder of this grant vests in eight quarterly installments beginning on June 10, 2026.

Read SEC document
September 10, 2026 Filed Sep 14, 2026 20:03 UTC SEMTECH CORP SMTC · Entity 3442 Tax withholdingCommon Stock 4,137 $163.94 $678,219.78
Disclosure

SEC source: 0001156899-26-000033 · wk-form4_1789416204.xml · nonDerivative · entry 2

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 64,792

Read SEC document
September 10, 2026 Filed Sep 14, 2026 20:03 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionCommon Stock 8,130 $0.00 $0.00
Disclosure

SEC source: 0001156899-26-000033 · wk-form4_1789416204.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 68,929

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
September 04, 2026 Filed Sep 9, 2026 20:01 UTC SEMTECH CORP SMTC · Entity 3442 SaleCommon Stock 2,000 $138.71 $277,420.00
Disclosure

SEC source: 0001156899-26-000031 · wk-form4_1788984094.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 60,799

F1 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by Dr. Hou on December 17, 2025.

Read SEC document
August 07, 2026 Filed Aug 11, 2026 20:05 UTC SEMTECH CORP SMTC · Entity 3442 SaleCommon Stock 2,000 $140.00 $280,000.00
Disclosure

SEC source: 0001156899-26-000029 · wk-form4_1786478724.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 62,799

F1 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by Dr. Hou on December 17, 2025.

Read SEC document
July 10, 2026 Filed Jul 14, 2026 20:01 UTC SEMTECH CORP SMTC · Entity 3442 SaleCommon Stock 2,000 $133.00 $266,000.00
Disclosure

SEC source: 0001156899-26-000027 · wk-form4_1784059275.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 64,799

F1 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by Dr. Hou on December 17, 2025.

Read SEC document
July 01, 2026 Filed Jul 6, 2026 21:09 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionRestricted Stock Unit · Derivative 6,484 $0.00 $0.00
Disclosure

SEC source: 0001156899-26-000025 · wk-form4_1783372163.xml · derivative · entry 3

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,933

Underlying: Common Stock · 6,484 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each stock unit represents the contingent right to receive one share of Semtech common stock.

F2 · derivative.exercise_date: One third of this grant vested on July 1, 2025 and the remainder of this grant vests in eight quarterly installments beginning on October 1, 2025.

F2 · derivative.expiration_date: One third of this grant vested on July 1, 2025 and the remainder of this grant vests in eight quarterly installments beginning on October 1, 2025.

Read SEC document
July 01, 2026 Filed Jul 6, 2026 21:09 UTC SEMTECH CORP SMTC · Entity 3442 Tax withholdingCommon Stock 3,300 $161.85 $534,105.00
Disclosure

SEC source: 0001156899-26-000025 · wk-form4_1783372163.xml · nonDerivative · entry 2

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 66,799

Read SEC document
July 01, 2026 Filed Jul 6, 2026 21:09 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionCommon Stock 6,484 $0.00 $0.00
Disclosure

SEC source: 0001156899-26-000025 · wk-form4_1783372163.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 70,099

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
June 29, 2026 Filed Jul 1, 2026 20:04 UTC SEMTECH CORP SMTC · Entity 3442 SaleCommon Stock 2,286 $152.99 $349,742.68
Disclosure

SEC source: 0001156899-26-000023 · wk-form4_1782936251.xml · nonDerivative · entry 2

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,615

F2 · price: The price represents the weighted average of these sales. The prices ranged from $152.840 to $153.050. Price and share details are available upon request.

Read SEC document
June 29, 2026 Filed Jul 1, 2026 20:04 UTC SEMTECH CORP SMTC · Entity 3442 SaleCommon Stock 7,319 $152.43 $1,115,665.18
Disclosure

SEC source: 0001156899-26-000023 · wk-form4_1782936251.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 65,901

F1 · price: The price represents the weighted average of these sales. The prices ranged from $151.83 to $152.825. Price and share details are available upon request.

Read SEC document
June 10, 2026 Filed Jun 12, 2026 20:02 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionRestricted Stock Unit · Derivative 8,129 $0.00 $0.00
Disclosure

SEC source: 0001156899-26-000021 · wk-form4_1781294554.xml · derivative · entry 3

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 56,905

Underlying: Common Stock · 8,129 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each stock unit represents the contingent right to receive one share of Semtech common stock.

F2 · derivative.exercise_date: One third of this grant vested on March 10, 2026 and the remainder of this grant vests in eight quarterly installments beginning on June 10, 2026.

F2 · derivative.expiration_date: One third of this grant vested on March 10, 2026 and the remainder of this grant vests in eight quarterly installments beginning on June 10, 2026.

Read SEC document
June 10, 2026 Filed Jun 12, 2026 20:02 UTC SEMTECH CORP SMTC · Entity 3442 Tax withholdingCommon Stock 4,137 $157.52 $651,660.24
Disclosure

SEC source: 0001156899-26-000021 · wk-form4_1781294554.xml · nonDerivative · entry 2

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,220

Read SEC document
June 10, 2026 Filed Jun 12, 2026 20:02 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionCommon Stock 8,129 $0.00 $0.00
Disclosure

SEC source: 0001156899-26-000021 · wk-form4_1781294554.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,357

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
June 05, 2026 Filed Jun 9, 2026 20:01 UTC SEMTECH CORP SMTC · Entity 3442 SaleCommon Stock 2,000 $162.10 $324,200.00
Disclosure

SEC source: 0001156899-26-000018 · wk-form4_1781035314.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 69,228

F1 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by Dr. Hou on December 17, 2025.

Read SEC document
May 01, 2026 Filed May 5, 2026 20:02 UTC SEMTECH CORP SMTC · Entity 3442 SaleCommon Stock 2,000 $103.01 $206,020.00
Disclosure

SEC source: 0001156899-26-000015 · wk-form4_1778011336.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 71,228

F1 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by Dr. Hou on December 17, 2025.

Read SEC document
April 10, 2026 Filed Apr 14, 2026 23:00 UTC SEMTECH CORP SMTC · Entity 3442 SaleCommon Stock 2,000 $90.11 $180,220.00
Disclosure

SEC source: 0001156899-26-000012 · wk-form4_1776207654.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 73,228

F1 · kind: This transaction is pursuant to a Rule 10b5-1 trading plan adopted by Dr. Hou on December 17, 2025.

Read SEC document
April 06, 2026 Filed Apr 8, 2026 21:06 UTC SEMTECH CORP SMTC · Entity 3442 GrantCommon Stock 1,067 $0.00 $0.00
Disclosure

SEC source: 0001156899-26-000010 · wk-form4_1775682373.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 75,228

Read SEC document
April 01, 2026 Filed Apr 2, 2026 20:20 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionRestricted Stock Unit · Derivative 6,483 $0.00 $0.00
Disclosure

SEC source: 0001156899-26-000008 · wk-form4_1775161252.xml · derivative · entry 3

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,417

Underlying: Common Stock · 6,483 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each stock unit represents the contingent right to receive one share of Semtech common stock.

F2 · derivative.exercise_date: One third of this grant vested on July 1, 2025 and the remainder of this grant vests in eight quarterly installments beginning on October 1, 2025.

F2 · derivative.expiration_date: One third of this grant vested on July 1, 2025 and the remainder of this grant vests in eight quarterly installments beginning on October 1, 2025.

Read SEC document
April 01, 2026 Filed Apr 2, 2026 20:20 UTC SEMTECH CORP SMTC · Entity 3442 Tax withholdingCommon Stock 3,299 $76.89 $253,660.11
Disclosure

SEC source: 0001156899-26-000008 · wk-form4_1775161252.xml · nonDerivative · entry 2

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,161

Read SEC document
April 01, 2026 Filed Apr 2, 2026 20:20 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionCommon Stock 6,483 $0.00 $0.00
Disclosure

SEC source: 0001156899-26-000008 · wk-form4_1775161252.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,460

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
March 23, 2026 Filed Mar 25, 2026 20:05 UTC SEMTECH CORP SMTC · Entity 3442 Tax withholdingCommon Stock 13,912 $76.52 $1,064,546.24
Disclosure

SEC source: 0001156899-26-000006 · wk-form4_1774469109.xml · nonDerivative · entry 4

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 70,977

Read SEC document
March 23, 2026 Filed Mar 25, 2026 20:05 UTC SEMTECH CORP SMTC · Entity 3442 GrantCommon Stock 27,342 $0.00 $0.00
Disclosure

SEC source: 0001156899-26-000006 · wk-form4_1774469109.xml · nonDerivative · entry 3

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 84,889

F2 · security: The reporting person was granted performance stock units by Semtech in Semtech's fiscal year 2025 that are eligible to vest based on Semtech's attainment of pre-established revenue and non-GAAP operating income targets over a period of one, two, and three years, Semtech's relative total stockholder return over a period of three years, and the satisfaction of a service condition. The transaction represents the vesting and payment of the award with respect to the second year in the performance period.

Read SEC document
March 23, 2026 Filed Mar 25, 2026 20:05 UTC SEMTECH CORP SMTC · Entity 3442 Tax withholdingCommon Stock 16,545 $76.52 $1,266,023.40
Disclosure

SEC source: 0001156899-26-000006 · wk-form4_1774469109.xml · nonDerivative · entry 2

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 57,547

Read SEC document
March 23, 2026 Filed Mar 25, 2026 20:05 UTC SEMTECH CORP SMTC · Entity 3442 GrantCommon Stock 32,517 $0.00 $0.00
Disclosure

SEC source: 0001156899-26-000006 · wk-form4_1774469109.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,092

F1 · security: The reporting person was granted performance stock units by Semtech in Semtech's fiscal year 2026 that are eligible to vest based on Semtech's attainment of pre-established revenue and non-GAAP operating income targets over a period of one, two, and three years, Semtech's relative total stockholder return over a period of three years, and the satisfaction of a service condition. The transaction represents the vesting and payment of the award with respect to the first year in the performance period.

Read SEC document
March 10, 2026 Filed Mar 12, 2026 20:34 UTC SEMTECH CORP SMTC · Entity 3442 GrantRestricted Stock Unit · Derivative 51,843 $0.00 $0.00
Disclosure

SEC source: 0001156899-26-000004 · wk-form4_1773347680.xml · derivative · entry 4

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,843

Underlying: Common Stock · 51,843 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit represents the contingent right to receive one share of Semtech common stock.

F3 · derivative.exercise_date: One third of this grant vests on March 10, 2027 and the remainder of this grant vests in eight quarterly installments beginning on June 10, 2027.

F3 · derivative.expiration_date: One third of this grant vests on March 10, 2027 and the remainder of this grant vests in eight quarterly installments beginning on June 10, 2027.

Read SEC document
March 10, 2026 Filed Mar 12, 2026 20:34 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionRestricted Stock Unit · Derivative 32,516 $0.00 $0.00
Disclosure

SEC source: 0001156899-26-000004 · wk-form4_1773347680.xml · derivative · entry 3

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 65,034

Underlying: Common Stock · 32,516 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each stock unit represents the contingent right to receive one share of Semtech common stock.

F2 · derivative.exercise_date: One third of this grant vests on March 10, 2026 and the remainder of this grant vests in eight quarterly installments beginning on June 10, 2026.

F2 · derivative.expiration_date: One third of this grant vests on March 10, 2026 and the remainder of this grant vests in eight quarterly installments beginning on June 10, 2026.

Read SEC document
March 10, 2026 Filed Mar 12, 2026 20:34 UTC SEMTECH CORP SMTC · Entity 3442 Tax withholdingCommon Stock 16,545 $85.14 $1,408,641.30
Disclosure

SEC source: 0001156899-26-000004 · wk-form4_1773347680.xml · nonDerivative · entry 2

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,575

Read SEC document
March 10, 2026 Filed Mar 12, 2026 20:34 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionCommon Stock 32,516 $0.00 $0.00
Disclosure

SEC source: 0001156899-26-000004 · wk-form4_1773347680.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 58,120

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
January 02, 2026 Filed Jan 6, 2026 21:27 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionRestricted Stock Unit · Derivative 6,483 $0.00 $0.00
Disclosure

SEC source: 0001156899-26-000002 · wk-form4_1767734850.xml · derivative · entry 3

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,900

Underlying: Common Stock · 6,483 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each stock unit represents the contingent right to receive one share of Semtech common stock.

F2 · derivative.exercise_date: One third of this grant vested on July 1, 2025 and the remainder of this grant vests in eight quarterly installments beginning on October 1, 2025.

F2 · derivative.expiration_date: One third of this grant vested on July 1, 2025 and the remainder of this grant vests in eight quarterly installments beginning on October 1, 2025.

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January 02, 2026 Filed Jan 6, 2026 21:27 UTC SEMTECH CORP SMTC · Entity 3442 Tax withholdingCommon Stock 2,438 $73.69 $179,656.22
Disclosure

SEC source: 0001156899-26-000002 · wk-form4_1767734850.xml · nonDerivative · entry 2

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,604

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January 02, 2026 Filed Jan 6, 2026 21:27 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionCommon Stock 6,483 $0.00 $0.00
Disclosure

SEC source: 0001156899-26-000002 · wk-form4_1767734850.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,042

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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December 17, 2025 Filed Dec 19, 2025 21:04 UTC WOLFSPEED, INC. WOLF · Entity 619 GrantCOMMON STOCK 31,732 $0.00 $0.00
Disclosure

SEC source: 0001628280-25-058236 · wk-form4_1766178260.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,732

F1 · shares: Award of restricted stock units ("RSUs"). With respect to 22,666 of the RSUs, one-third of such RSUs vest on October 1, 2026, and the remainder vest quarterly in proportional amounts thereafter for the remaining two years of the vesting schedule. With respect to 9,066 of the RSUs, such RSUs vest one hundred percent on October 1, 2026.

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December 03, 2025 Filed Dec 5, 2025 21:05 UTC SEMTECH CORP SMTC · Entity 3442 SaleCommon Stock 10,000 $74.08 $740,768.00
Disclosure

SEC source: 0001156899-25-000005 · wk-form4_1764968722.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,559

F1 · price: The price represents the weighted average of these sales. The prices ranged from $73.89 to $74.19. Price and share details are available upon request.

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October 01, 2025 Filed Oct 3, 2025 20:05 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionRestricted Stock Unit · Derivative 6,483 $0.00 $0.00
Disclosure

SEC source: 0001156899-25-000003 · wk-form4_1759521911.xml · derivative · entry 3

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,383

Underlying: Common Stock · 6,483 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each stock unit represents the contingent right to receive one share of Semtech common stock.

F2 · derivative.exercise_date: One third of this grant vested on July 1, 2025 and the remainder of this grant vests in eight quarterly installments beginning on October 1, 2025.

F2 · derivative.expiration_date: One third of this grant vested on July 1, 2025 and the remainder of this grant vests in eight quarterly installments beginning on October 1, 2025.

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October 01, 2025 Filed Oct 3, 2025 20:05 UTC SEMTECH CORP SMTC · Entity 3442 Tax withholdingCommon Stock 3,293 $71.45 $235,284.85
Disclosure

SEC source: 0001156899-25-000003 · wk-form4_1759521911.xml · nonDerivative · entry 2

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,559

Read SEC document
October 01, 2025 Filed Oct 3, 2025 20:05 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionCommon Stock 6,483 $0.00 $0.00
Disclosure

SEC source: 0001156899-25-000003 · wk-form4_1759521911.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,852

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
July 01, 2025 Filed Jul 3, 2025 17:05 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionRestricted Stock Unit · Derivative 25,934 $0.00 $0.00
Disclosure

SEC source: 0000088941-25-000155 · wk-form4_1751562350.xml · derivative · entry 3

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,866

Underlying: Common Stock · 25,934 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each stock unit represents the contingent right to receive one share of Semtech common stock.

F2 · derivative.exercise_date: One third of this grant vested on July 1, 2025 and the remainder of this grant vests in eight quarterly installments beginning on October 1, 2025.

F2 · derivative.expiration_date: One third of this grant vested on July 1, 2025 and the remainder of this grant vests in eight quarterly installments beginning on October 1, 2025.

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July 01, 2025 Filed Jul 3, 2025 17:05 UTC SEMTECH CORP SMTC · Entity 3442 Tax withholdingCommon Stock 13,170 $45.14 $594,493.80
Disclosure

SEC source: 0000088941-25-000155 · wk-form4_1751562350.xml · nonDerivative · entry 2

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,369

Read SEC document
July 01, 2025 Filed Jul 3, 2025 17:05 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionCommon Stock 25,934 $0.00 $0.00
Disclosure

SEC source: 0000088941-25-000155 · wk-form4_1751562350.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,539

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
June 11, 2025 Filed Jun 13, 2025 20:05 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionRestricted Stock Unit · Derivative 24,525 $0.00 $0.00
Disclosure

SEC source: 0000088941-25-000137 · wk-form4_1749845133.xml · derivative · entry 3

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 24,525 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each stock unit represents the contingent right to receive one share of Semtech common stock.

F2 · derivative.exercise_date: The reporting person was granted performance stock units by Semtech in Semtech's fiscal year 2025 that are eligible to vest based on Semtech's attainment of pre-established revenue and non-GAAP operating income targets over a period of one, two, and three years, Semtech's relative total stockholder return over a period of three years, and the satisfaction of a service condition. The transaction represents the vesting and payment of the award with respect to the first year in the performance period.

F2 · derivative.expiration_date: The reporting person was granted performance stock units by Semtech in Semtech's fiscal year 2025 that are eligible to vest based on Semtech's attainment of pre-established revenue and non-GAAP operating income targets over a period of one, two, and three years, Semtech's relative total stockholder return over a period of three years, and the satisfaction of a service condition. The transaction represents the vesting and payment of the award with respect to the first year in the performance period.

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June 11, 2025 Filed Jun 13, 2025 20:05 UTC SEMTECH CORP SMTC · Entity 3442 Tax withholdingCommon Stock 12,454 $42.16 $525,060.64
Disclosure

SEC source: 0000088941-25-000137 · wk-form4_1749845133.xml · nonDerivative · entry 2

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,605

Read SEC document
June 11, 2025 Filed Jun 13, 2025 20:05 UTC SEMTECH CORP SMTC · Entity 3442 Exercise / conversionCommon Stock 24,525 $0.00 $0.00
Disclosure

SEC source: 0000088941-25-000137 · wk-form4_1749845133.xml · nonDerivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,059

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
March 26, 2025 Filed Mar 28, 2025 20:43 UTC SEMTECH CORP SMTC · Entity 3442 GrantRestricted Stock Unit · Derivative 24,525 $0.00 $0.00
Disclosure

SEC source: 0000088941-25-000073 · wk-form4_1743194596.xml · derivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,525

Underlying: Common Stock · 24,525 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit represents the contingent right to receive one share of Semtech common stock.

F2 · derivative.exercise_date: The reporting person was granted performance stock units by Semtech in Semtech's fiscal year 2025 that are eligible to vest based on Semtech's attainment of pre-established revenue and non-GAAP operating income targets over a period of one, two, and three years, Semtech's relative total stockholder return over a period of three years, and the satisfaction of a service condition. The transaction represents the determination of the number of units eligible to vest based on the actual attainment of the performance condition with respect to the first year in the performance period. The vesting of the award with respect to the first year in the performance period will occur on June 11, 2025, subject to the satisfaction of the service condition.

F2 · derivative.expiration_date: The reporting person was granted performance stock units by Semtech in Semtech's fiscal year 2025 that are eligible to vest based on Semtech's attainment of pre-established revenue and non-GAAP operating income targets over a period of one, two, and three years, Semtech's relative total stockholder return over a period of three years, and the satisfaction of a service condition. The transaction represents the determination of the number of units eligible to vest based on the actual attainment of the performance condition with respect to the first year in the performance period. The vesting of the award with respect to the first year in the performance period will occur on June 11, 2025, subject to the satisfaction of the service condition.

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March 06, 2025 Filed Mar 11, 2025 00:27 UTC SEMTECH CORP SMTC · Entity 3442 GrantRestricted Stock Unit · Derivative 97,550 $0.00 $0.00
Disclosure

SEC source: 0000088941-25-000058 · wk-form4_1741652845.xml · derivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,550

Underlying: Common Stock · 97,550 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: One third of this grant vests on March 10, 2026 and the remainder of this grant vests in eight quarterly installments beginning on June 10, 2026.

F2 · derivative.expiration_date: One third of this grant vests on March 10, 2026 and the remainder of this grant vests in eight quarterly installments beginning on June 10, 2026.

Read SEC document
June 11, 2024 Filed Jun 13, 2024 21:16 UTC SEMTECH CORP SMTC · Entity 3442 GrantRestricted Stock Unit · Derivative 77,800 $0.00 $0.00
Disclosure

SEC source: 0000088941-24-000084 · wk-form4_1718313367.xml · derivative · entry 1

HOU HONG Q · CIK 0001156899 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,800

Underlying: Common Stock · 77,800 shares

Expires not disclosed

F1 · derivative.exercise_price: Each stock unit is the economic equivalent of one share of Semtech common stock.

F2 · derivative.exercise_date: One third of this grant vests on July 1, 2025 and the remainder of this grant vests in eight quarterly installments beginning on October 1, 2025.

F2 · derivative.expiration_date: One third of this grant vests on July 1, 2025 and the remainder of this grant vests in eight quarterly installments beginning on October 1, 2025.

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.