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person · Reporting owner

Cassidy Richard B. II

Disclosed activity across 2 companies

Tapewire entity
11181
SEC CIK
0002057171

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
MICROCHIP TECHNOLOGY INCMCHP · Entity 581DirectorAugust 17, 2026August 19, 2026
Sandisk CorpSNDK · Entity 1106DirectorNovember 18, 2025November 20, 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.

MICROCHIP TECHNOLOGY INC

Report date August 17, 2026 · Filed August 19, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect4,348 Reported balance After 2026-08-17 transaction · row 1
1 source row

Row 1 · 2026-08-17 · Exercise / conversion · Acquired 3,090 · Balance 4,348

Restricted Stock UnitsSEC Table II · derivative / convertible security · Conversion / exercise price $80.26Direct0 Reported balance After 2026-08-17 transaction · row 2 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 2 · 2026-08-17 · Exercise / conversion · Disposed 3,090 · Balance 0

F1: The restricted stock units vested in full on August 17, 2026. Vested shares were delivered to the reporting person upon vest.

Restricted Stock UnitsSEC Table II · derivative / convertible securityDirect2,557 Reported balance After 2026-08-18 transaction · row 3 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 3 · 2026-08-18 · Grant · Acquired 2,557 · Balance 2,557

F2: Each restricted stock unit represents a contingent right to receive one share of Microchip Technology Incorporated common stock.

F3: The restricted stock units will vest in full on August 18, 2027, as long as the individual remains a service provider through the vesting date.. Vested shares will be delivered to the reporting person upon vest.

Filing footnotes · ownership attribution and instrument terms

F1: The restricted stock units vested in full on August 17, 2026. Vested shares were delivered to the reporting person upon vest.

F2: Each restricted stock unit represents a contingent right to receive one share of Microchip Technology Incorporated common stock.

F3: The restricted stock units will vest in full on August 18, 2027, as long as the individual remains a service provider through the vesting date.. Vested shares will be delivered to the reporting person upon vest.

Sandisk Corp

Report date November 18, 2025 · Filed November 20, 2025

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect4,914 Reported balance After 2025-11-18 transaction · row 1
1 source row

Row 1 · 2025-11-18 · Grant · Acquired 1,143 · Balance 4,914

F1: Represents the grant of restricted stock units to the Reporting Person. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.

Filing footnotes · ownership attribution and instrument terms

F1: Represents the grant of restricted stock units to the Reporting Person. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.

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
August 18, 2026 Filed Aug 19, 2026 20:49 UTC MICROCHIP TECHNOLOGY INC MCHP · Entity 581 GrantRestricted Stock Units · Derivative 2,557 $0.00 $0.00
Disclosure

SEC source: 0000827054-26-000049 · wk-form4_1787172537.xml · derivative · entry 3

Cassidy Richard B. II · CIK 0002057171 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,557

Underlying: Common Stock · 2,557 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Microchip Technology Incorporated common stock.

F3 · derivative.exercise_date: The restricted stock units will vest in full on August 18, 2027, as long as the individual remains a service provider through the vesting date.. Vested shares will be delivered to the reporting person upon vest.

F3 · derivative.expiration_date: The restricted stock units will vest in full on August 18, 2027, as long as the individual remains a service provider through the vesting date.. Vested shares will be delivered to the reporting person upon vest.

Read SEC document
August 17, 2026 Filed Aug 19, 2026 20:49 UTC MICROCHIP TECHNOLOGY INC MCHP · Entity 581 Exercise / conversionRestricted Stock Units · Derivative 3,090 $0.00 Strike: $80.26 $0.00
Disclosure

SEC source: 0000827054-26-000049 · wk-form4_1787172537.xml · derivative · entry 2

Cassidy Richard B. II · CIK 0002057171 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,090 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_date: The restricted stock units vested in full on August 17, 2026. Vested shares were delivered to the reporting person upon vest.

F1 · derivative.expiration_date: The restricted stock units vested in full on August 17, 2026. Vested shares were delivered to the reporting person upon vest.

Read SEC document
August 17, 2026 Filed Aug 19, 2026 20:49 UTC MICROCHIP TECHNOLOGY INC MCHP · Entity 581 Exercise / conversionCommon Stock 3,090 $80.26 $248,003.40
Disclosure

SEC source: 0000827054-26-000049 · wk-form4_1787172537.xml · nonDerivative · entry 1

Cassidy Richard B. II · CIK 0002057171 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,348

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
November 18, 2025 Filed Nov 20, 2025 00:39 UTC Sandisk Corp SNDK · Entity 1106 GrantCommon Stock 1,143 $0.00 $0.00
Disclosure

SEC source: 0001363249-25-000113 · edgardoc.xml · nonDerivative · entry 1

Cassidy Richard B. II · CIK 0002057171 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,914

F1 · shares: Represents the grant of restricted stock units to the Reporting Person. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.

Read SEC document
August 19, 2025 Filed Aug 20, 2025 21:22 UTC MICROCHIP TECHNOLOGY INC MCHP · Entity 581 GrantRestricted Stock Units · Derivative 3,090 $0.00 $0.00
Disclosure

SEC source: 0000827054-25-000168 · wk-form4_1755724918.xml · derivative · entry 3

Cassidy Richard B. II · CIK 0002057171 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,090

Underlying: Common Stock · 3,090 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Microchip Technology Incorporated common stock.

F3 · derivative.exercise_date: The Restricted Stock Units shall vest in full on the earlier of (i) one day prior to the next annual meeting of stockholders or (ii) one year from the date of grant. All vesting of the Restricted Stock Unit Grant is contingent upon the Non-Employee Director maintaining continued status as a Non-Employee Director through the applicable vesting date.

F3 · derivative.expiration_date: The Restricted Stock Units shall vest in full on the earlier of (i) one day prior to the next annual meeting of stockholders or (ii) one year from the date of grant. All vesting of the Restricted Stock Unit Grant is contingent upon the Non-Employee Director maintaining continued status as a Non-Employee Director through the applicable vesting date.

Read SEC document
August 18, 2025 Filed Aug 20, 2025 21:22 UTC MICROCHIP TECHNOLOGY INC MCHP · Entity 581 Exercise / conversionRestricted Stock Units · Derivative 1,258 $0.00 Strike: $65.56 $0.00
Disclosure

SEC source: 0000827054-25-000168 · wk-form4_1755724918.xml · derivative · entry 2

Cassidy Richard B. II · CIK 0002057171 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,258 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_date: The restricted stock units vested in full on August 18, 2025. Vested shares were delivered to the reporting person upon vest.

F1 · derivative.expiration_date: The restricted stock units vested in full on August 18, 2025. Vested shares were delivered to the reporting person upon vest.

Read SEC document
August 18, 2025 Filed Aug 20, 2025 21:22 UTC MICROCHIP TECHNOLOGY INC MCHP · Entity 581 Exercise / conversionCommon Stock 1,258 $65.56 $82,474.48
Disclosure

SEC source: 0000827054-25-000168 · wk-form4_1755724918.xml · nonDerivative · entry 1

Cassidy Richard B. II · CIK 0002057171 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,258

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 03, 2025 Filed Mar 4, 2025 23:30 UTC Sandisk Corp SNDK · Entity 1106 GrantCommon Stock 3,771 $0.00 $0.00
Disclosure

SEC source: 0001363249-25-000017 · primary_doc.xml · nonDerivative · entry 1

Cassidy Richard B. II · CIK 0002057171 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,771

F1 · shares: Represents the grant of restricted stock units to the Reporting Person. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.

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.