=== SEC Form 4/A — Statement of Changes in Beneficial Ownership ===
Document Type: 4/A
Period of Report: 2026-08-15
10b5-1 Pre-arranged Plan: No
--- Issuer ---
Name: MICROCHIP TECHNOLOGY INC (MCHP)
CIK: 0000827054
--- Reporting Owner ---
Name: Bjornholt James Eric
CIK: 0001452681
Role: Officer (SENIOR CORPORATE VP AND CFO)
--- Non-Derivative Transactions ---
[Transaction #1]
Security: Common Stock
Date: 2026-08-15 | Code: M (Exercise of derivative)
Shares: +776 | Price: $80.26
Total Value: $62,281.76
Shares Owned After: 31,736 | Ownership: I (Indirect) | Nature: Shares held Indirectly, by Trust.
[Transaction #2]
Security: Common Stock
Date: 2026-08-15 | Code: F (Payment of exercise/tax)
Shares: -333 | Price: $80.26
Total Value: $26,726.58
Shares Owned After: 31,403 | Ownership: I (Indirect) | Nature: Shares held Indirectly, by Trust.
[Transaction #3]
Security: Common Stock
Date: 2026-08-15 | Code: M (Exercise of derivative)
Shares: +1,355 | Price: $80.26
Total Value: $108,752.30
Shares Owned After: 32,758 | Ownership: I (Indirect) | Nature: Shares held Indirectly, by Trust.
[Transaction #4]
Security: Common Stock
Date: 2026-08-15 | Code: F (Payment of exercise/tax)
Shares: -581 | Price: $80.26
Total Value: $46,631.06
Shares Owned After: 32,177 | Ownership: I (Indirect) | Nature: Shares held Indirectly, by Trust.
[Transaction #5]
Security: Common Stock
Date: 2026-08-15 | Code: M (Exercise of derivative)
Shares: +252 | Price: $80.26
Total Value: $20,225.52
Shares Owned After: 32,429 | Ownership: I (Indirect) | Nature: Shares held Indirectly, by Trust.
[Transaction #6]
Security: Common Stock
Date: 2026-08-15 | Code: F (Payment of exercise/tax)
Shares: -108 | Price: $80.26
Total Value: $8,668.08
Shares Owned After: 32,321 | Ownership: I (Indirect) | Nature: Shares held Indirectly, by Trust.
[Transaction #7]
Security: Common Stock
Date: 2026-08-15 | Code: M (Exercise of derivative)
Shares: +638 | Price: $80.26
Total Value: $51,205.88
Shares Owned After: 32,959 | Ownership: I (Indirect) | Nature: Shares held Indirectly, by Trust.
[Transaction #8]
Security: Common Stock
Date: 2026-08-15 | Code: F (Payment of exercise/tax)
Shares: -274 | Price: $80.26
Total Value: $21,991.24
Shares Owned After: 32,685 | Ownership: I (Indirect) | Nature: Shares held Indirectly, by Trust.
--- Derivative Transactions ---
[Transaction #1]
Security: Restricted Stock Units
Date: 2026-08-15 | Code: M (Exercise of derivative)
Shares: -776 | Price: $0.00
Exercise Price: $80.26
Shares Owned After: 0 | Ownership: D (Direct)
Footnotes:
[F1] The restricted stock units vested in three quarterly installments of 1,556 shares beginning November 15, 2023, one quarterly installment of 1,554 shares on August 15, 2024, and eight quarterly installments of 776 shares beginning on November 15, 2024. Vested shares were delivered to the reporting person upon vest.
[F1] The restricted stock units vested in three quarterly installments of 1,556 shares beginning November 15, 2023, one quarterly installment of 1,554 shares on August 15, 2024, and eight quarterly installments of 776 shares beginning on November 15, 2024. Vested shares were delivered to the reporting person upon vest.
[Transaction #2]
Security: Performance Stock Units
Date: 2026-08-15 | Code: M (Exercise of derivative)
Shares: -1,355 | Price: $0.00
Exercise Price: $80.26
Shares Owned After: 0 | Ownership: D (Direct)
Footnotes:
[F2] Each Performance Stock Unit (PSU) granted under the Microchip Technology Incorporated (Microchip) 2004 Equity Incentive Plan represents a contingent right to receive shares of Microchip common stock based on Microchip's cumulative non-GAAP operating margin over a period of 12 quarters ending September 30, 2024. The target number of PSU shares that may be earned is reported in the table above and is based on Microchip achieving a cumulative non-GAAP operating margin of 40.0% over the 12 quarter measurement period. The actual number of shares that may be earned can be higher or lower than the target depending on Microchip's non-GAAP operating margin over the measurement period. Earned PSUs vested ratably over eight quarters beginning on November 15, 2024 as long as the reporting person remains a service provider through the vesting date. Vested shares were delivered to the reporting person upon vest.
[F3] This Amended Form 4 is filed to accurately report performance measure date on this grant. All subsequent reports filed after this date are deemed to include the modification herein.
[F2] Each Performance Stock Unit (PSU) granted under the Microchip Technology Incorporated (Microchip) 2004 Equity Incentive Plan represents a contingent right to receive shares of Microchip common stock based on Microchip's cumulative non-GAAP operating margin over a period of 12 quarters ending September 30, 2024. The target number of PSU shares that may be earned is reported in the table above and is based on Microchip achieving a cumulative non-GAAP operating margin of 40.0% over the 12 quarter measurement period. The actual number of shares that may be earned can be higher or lower than the target depending on Microchip's non-GAAP operating margin over the measurement period. Earned PSUs vested ratably over eight quarters beginning on November 15, 2024 as long as the reporting person remains a service provider through the vesting date. Vested shares were delivered to the reporting person upon vest.
[Transaction #3]
Security: Restricted Stock Units
Date: 2026-08-15 | Code: M (Exercise of derivative)
Shares: -252 | Price: $0.00
Exercise Price: $80.26
Shares Owned After: 0 | Ownership: D (Direct)
Footnotes:
[F4] The restricted stock units vested in full on August 15, 2026. Vested shares were delivered to the reporting person upon vest.
[F4] The restricted stock units vested in full on August 15, 2026. Vested shares were delivered to the reporting person upon vest.
[Transaction #4]
Security: Restricted Stock Units
Date: 2026-08-15 | Code: M (Exercise of derivative)
Shares: -638 | Price: $0.00
Exercise Price: $80.26
Shares Owned After: 0 | Ownership: D (Direct)
Footnotes:
[F4] The restricted stock units vested in full on August 15, 2026. Vested shares were delivered to the reporting person upon vest.
[F4] The restricted stock units vested in full on August 15, 2026. Vested shares were delivered to the reporting person upon vest.
--- Footnotes (Complete Index) ---
F1: The restricted stock units vested in three quarterly installments of 1,556 shares beginning November 15, 2023, one quarterly installment of 1,554 shares on August 15, 2024, and eight quarterly installments of 776 shares beginning on November 15, 2024. Vested shares were delivered to the reporting person upon vest.
F2: Each Performance Stock Unit (PSU) granted under the Microchip Technology Incorporated (Microchip) 2004 Equity Incentive Plan represents a contingent right to receive shares of Microchip common stock based on Microchip's cumulative non-GAAP operating margin over a period of 12 quarters ending September 30, 2024. The target number of PSU shares that may be earned is reported in the table above and is based on Microchip achieving a cumulative non-GAAP operating margin of 40.0% over the 12 quarter measurement period. The actual number of shares that may be earned can be higher or lower than the target depending on Microchip's non-GAAP operating margin over the measurement period. Earned PSUs vested ratably over eight quarters beginning on November 15, 2024 as long as the reporting person remains a service provider through the vesting date. Vested shares were delivered to the reporting person upon vest.
F3: This Amended Form 4 is filed to accurately report performance measure date on this grant. All subsequent reports filed after this date are deemed to include the modification herein.
F4: The restricted stock units vested in full on August 15, 2026. Vested shares were delivered to the reporting person upon vest.
--- Signature ---
/s/ Deborah L. Wussler, as Attorney-in-Fact (2026-08-19)
