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Nasdaq · USD

MPWR

MONOLITHIC POWER SYSTEMS, INC.

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Tapewire entity
877
SEC CIK
0001280452
Parsed reports
919

Last 12 months

Inside the activity.

0 purchase rows · 313 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 20250114
Dec 2025016
Jan 2026016
Feb 2026055
Mar 202609
Apr 2026024
May 2026045
Jun 202601
Jul 2026019
Aug 202606
Sep 202608
Oct 202600

Latest available

Insider transactions

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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 dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
October 24, 2025 Filed Oct 24, 2025 21:22 UTC
Tseng SariaEVP & General Counsel
SaleCommon Stock 1,300 $1,087.62 $1,413,906.00
Disclosure

SEC source: 0001214659-25-015290 · marketforms-71142.xml · nonDerivative · entry 1

Tseng Saria · CIK 0001312593 · EVP & General Counsel

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 126,354

F1 · shares: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 8/30/2024.

Read SEC document
October 16, 2025 Filed Oct 17, 2025 16:11 UTC
Tseng SariaEVP & General Counsel
SaleCommon Stock 1,313 $1,030.81 $1,353,453.53
Disclosure

SEC source: 0001214659-25-015041 · marketforms-71046.xml · nonDerivative · entry 3

Tseng Saria · CIK 0001312593 · EVP & General Counsel

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 127,654

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 8/30/2024.

Read SEC document
October 16, 2025 Filed Oct 17, 2025 16:11 UTC
Tseng SariaEVP & General Counsel
SaleCommon Stock 1,499 $1,021.26 $1,530,868.74
Disclosure

SEC source: 0001214659-25-015041 · marketforms-71046.xml · nonDerivative · entry 2

Tseng Saria · CIK 0001312593 · EVP & General Counsel

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 128,967

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 8/30/2024.

Read SEC document
October 15, 2025 Filed Oct 17, 2025 16:11 UTC
Tseng SariaEVP & General Counsel
SaleCommon Stock 14,028 $1,016.18 $14,254,973.04
Disclosure

SEC source: 0001214659-25-015041 · marketforms-71046.xml · nonDerivative · entry 1

Tseng Saria · CIK 0001312593 · EVP & General Counsel

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 130,466

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 8/30/2024.

Read SEC document
October 01, 2025 Filed Oct 2, 2025 00:51 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 160 $917.17 $146,747.20
Disclosure

SEC source: 0001214659-25-014464 · marketforms-70888.xml · nonDerivative · entry 13

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 37,940

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

F11 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $917.08 to $917.28. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

F12 · balance_after: Ending balance includes 1 share acquired on August 15, 2025 through the Company's qualified ESPP program.

Read SEC document
October 01, 2025 Filed Oct 2, 2025 00:51 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 580 $916.37 $531,494.60
Disclosure

SEC source: 0001214659-25-014464 · marketforms-70888.xml · nonDerivative · entry 12

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 38,099

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

F10 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $916.09 to $916.49. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Read SEC document
October 01, 2025 Filed Oct 2, 2025 00:51 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 440 $915.43 $402,789.20
Disclosure

SEC source: 0001214659-25-014464 · marketforms-70888.xml · nonDerivative · entry 11

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 38,679

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

F9 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $915.01 to $915.68. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Read SEC document
October 01, 2025 Filed Oct 2, 2025 00:51 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 390 $914.71 $356,736.90
Disclosure

SEC source: 0001214659-25-014464 · marketforms-70888.xml · nonDerivative · entry 10

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 39,119

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

F8 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $914.59 to $914.77. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Read SEC document
October 01, 2025 Filed Oct 2, 2025 00:51 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 138 $913.87 $126,114.06
Disclosure

SEC source: 0001214659-25-014464 · marketforms-70888.xml · nonDerivative · entry 9

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 39,509

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

F7 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $913.84 to $913.87. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Read SEC document
October 01, 2025 Filed Oct 2, 2025 00:51 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 676 $912.73 $617,005.48
Disclosure

SEC source: 0001214659-25-014464 · marketforms-70888.xml · nonDerivative · entry 8

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 39,647

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

F6 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $912.39 to $912.82. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Read SEC document
October 01, 2025 Filed Oct 2, 2025 00:51 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 65 $911.27 $59,232.55
Disclosure

SEC source: 0001214659-25-014464 · marketforms-70888.xml · nonDerivative · entry 7

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 40,323

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

F5 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $911.04 to $911.66. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Read SEC document
October 01, 2025 Filed Oct 2, 2025 00:51 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 80 $909.52 $72,761.60
Disclosure

SEC source: 0001214659-25-014464 · marketforms-70888.xml · nonDerivative · entry 6

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 40,388

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

F4 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $909.22 to $909.82. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Read SEC document
October 01, 2025 Filed Oct 2, 2025 00:51 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 250 $907.36 $226,840.00
Disclosure

SEC source: 0001214659-25-014464 · marketforms-70888.xml · nonDerivative · entry 5

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 40,468

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

F3 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $907.30 to $907.37. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Read SEC document
October 01, 2025 Filed Oct 2, 2025 00:51 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 115 $905.37 $104,117.55
Disclosure

SEC source: 0001214659-25-014464 · marketforms-70888.xml · nonDerivative · entry 4

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 40,718

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

F2 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $905.35 to $905.40. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Read SEC document
October 01, 2025 Filed Oct 2, 2025 00:51 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 60 $904.00 $54,240.00
Disclosure

SEC source: 0001214659-25-014464 · marketforms-70888.xml · nonDerivative · entry 3

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 40,833

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

Read SEC document
October 01, 2025 Filed Oct 2, 2025 00:51 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 40 $903.82 $36,152.80
Disclosure

SEC source: 0001214659-25-014464 · marketforms-70888.xml · nonDerivative · entry 2

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 40,893

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

Read SEC document
October 01, 2025 Filed Oct 2, 2025 00:51 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 6 $902.61 $5,415.66
Disclosure

SEC source: 0001214659-25-014464 · marketforms-70888.xml · nonDerivative · entry 1

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 40,933

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

Read SEC document
September 18, 2025 Filed Sep 23, 2025 14:56 UTC SaleCommon Stock 1,400 $900.00 $1,260,000.00
Disclosure

SEC source: 0001214659-25-014033 · marketforms-70798.xml · nonDerivative · entry 1

Martinez Carintia · CIK 0001865213 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 878

F1 · shares: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 11/27/2024.

Read SEC document
September 18, 2025 Filed Sep 23, 2025 18:35 UTC
Tseng SariaEVP & General Counsel
SaleCommon Stock 14,510 $914.45 $13,268,669.50
Disclosure

SEC source: 0001214659-25-014032 · marketforms-70799.xml · nonDerivative · entry 1

Tseng Saria · CIK 0001312593 · EVP & General Counsel

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 144,494

F1 · shares: This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 8/30/2024.

F2 · balance_after: Ending balance includes 27 shares acquired on February 17, 2025 through the Company's qualified ESPP program.

Read SEC document
September 02, 2025 Filed Sep 3, 2025 22:39 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 126 $822.59 $103,646.34
Disclosure

SEC source: 0001214659-25-013303 · marketforms-70492.xml · nonDerivative · entry 14

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 40,939

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

F10 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $822.31 to $822.72. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Read SEC document
September 02, 2025 Filed Sep 3, 2025 22:39 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 200 $821.75 $164,350.00
Disclosure

SEC source: 0001214659-25-013303 · marketforms-70492.xml · nonDerivative · entry 13

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 41,065

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

F9 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $821.64 to $821.86. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Read SEC document
September 02, 2025 Filed Sep 3, 2025 22:39 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 200 $820.70 $164,140.00
Disclosure

SEC source: 0001214659-25-013303 · marketforms-70492.xml · nonDerivative · entry 12

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 41,265

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

F8 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $820.50 to $820.88. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Read SEC document
September 02, 2025 Filed Sep 3, 2025 22:39 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 100 $818.44 $81,844.00
Disclosure

SEC source: 0001214659-25-013303 · marketforms-70492.xml · nonDerivative · entry 11

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 41,465

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

Read SEC document
September 02, 2025 Filed Sep 3, 2025 22:39 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 574 $816.47 $468,653.78
Disclosure

SEC source: 0001214659-25-013303 · marketforms-70492.xml · nonDerivative · entry 10

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 41,565

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

F7 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $816.20 to $816.76. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Read SEC document
September 02, 2025 Filed Sep 3, 2025 22:39 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 400 $815.39 $326,156.00
Disclosure

SEC source: 0001214659-25-013303 · marketforms-70492.xml · nonDerivative · entry 9

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 42,139

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

F6 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $815.10 to $815.74. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Read SEC document
September 02, 2025 Filed Sep 3, 2025 22:39 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 200 $814.75 $162,950.00
Disclosure

SEC source: 0001214659-25-013303 · marketforms-70492.xml · nonDerivative · entry 8

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 42,539

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

F5 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $814.61 to $814.88. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Read SEC document
September 02, 2025 Filed Sep 3, 2025 22:39 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 100 $813.09 $81,309.00
Disclosure

SEC source: 0001214659-25-013303 · marketforms-70492.xml · nonDerivative · entry 7

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 42,739

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

Read SEC document
September 02, 2025 Filed Sep 3, 2025 22:39 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 100 $812.84 $81,284.00
Disclosure

SEC source: 0001214659-25-013303 · marketforms-70492.xml · nonDerivative · entry 6

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 42,839

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

Read SEC document
September 02, 2025 Filed Sep 3, 2025 22:39 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 500 $811.45 $405,725.00
Disclosure

SEC source: 0001214659-25-013303 · marketforms-70492.xml · nonDerivative · entry 5

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 42,939

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

F4 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $811.11 to $811.96. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Read SEC document
September 02, 2025 Filed Sep 3, 2025 22:39 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 100 $808.53 $80,853.00
Disclosure

SEC source: 0001214659-25-013303 · marketforms-70492.xml · nonDerivative · entry 4

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 43,439

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

F3 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $808.38 to $808.63. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Read SEC document
September 02, 2025 Filed Sep 3, 2025 22:39 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 200 $806.57 $161,314.00
Disclosure

SEC source: 0001214659-25-013303 · marketforms-70492.xml · nonDerivative · entry 3

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 43,539

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

F2 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $806.25 to $806.89. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Read SEC document
September 02, 2025 Filed Sep 3, 2025 22:39 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 100 $804.64 $80,464.00
Disclosure

SEC source: 0001214659-25-013303 · marketforms-70492.xml · nonDerivative · entry 2

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 43,739

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

Read SEC document
September 02, 2025 Filed Sep 3, 2025 22:39 UTC
BLEGEN THEODOREEVP and CFO
SaleCommon Stock 100 $803.43 $80,343.00
Disclosure

SEC source: 0001214659-25-013303 · marketforms-70492.xml · nonDerivative · entry 1

BLEGEN THEODORE · CIK 0001415033 · EVP and CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 43,839

F1 · shares: These transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/26/2025.

Read SEC document
August 29, 2025 Filed Sep 2, 2025 20:04 UTC SaleCommon Stock 800 $849.41 $679,528.00
Disclosure

SEC source: 0001214659-25-013192 · marketforms-70470.xml · nonDerivative · entry 6

Elmiger Eugen J · CIK 0001560945 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,213

Read SEC document
August 29, 2025 Filed Sep 2, 2025 20:04 UTC SaleCommon Stock 100 $848.03 $84,803.00
Disclosure

SEC source: 0001214659-25-013192 · marketforms-70470.xml · nonDerivative · entry 5

Elmiger Eugen J · CIK 0001560945 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,013

Read SEC document
August 29, 2025 Filed Sep 2, 2025 20:04 UTC SaleCommon Stock 900 $847.30 $762,570.00
Disclosure

SEC source: 0001214659-25-013192 · marketforms-70470.xml · nonDerivative · entry 4

Elmiger Eugen J · CIK 0001560945 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,113

F4 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $847.19 to $847.44. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

Read SEC document
August 29, 2025 Filed Sep 2, 2025 20:04 UTC SaleCommon Stock 700 $846.66 $592,662.00
Disclosure

SEC source: 0001214659-25-013192 · marketforms-70470.xml · nonDerivative · entry 3

Elmiger Eugen J · CIK 0001560945 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,013

F3 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $846.16 to $846.97. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

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August 29, 2025 Filed Sep 2, 2025 20:04 UTC SaleCommon Stock 700 $845.54 $591,878.00
Disclosure

SEC source: 0001214659-25-013192 · marketforms-70470.xml · nonDerivative · entry 2

Elmiger Eugen J · CIK 0001560945 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,713

F2 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $845.15 to $845.72. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

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August 29, 2025 Filed Sep 2, 2025 20:04 UTC SaleCommon Stock 800 $844.25 $675,400.00
Disclosure

SEC source: 0001214659-25-013192 · marketforms-70470.xml · nonDerivative · entry 1

Elmiger Eugen J · CIK 0001560945 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,413

F1 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $844.00 to $844.62. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

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August 27, 2025 Filed Aug 28, 2025 18:23 UTC
Zhou JeffDirector
SaleCommon Stock 193 $870.00 $167,910.00
Disclosure

SEC source: 0001214659-25-012975 · marketforms-70459.xml · nonDerivative · entry 1

Zhou Jeff · CIK 0001480772 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,611

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August 19, 2025 Filed Aug 21, 2025 21:09 UTC
Sciammas MauriceEVP, WW Sales & Marketing
GiftCommon Stock 1,499 $0.00 $0.00
Disclosure

SEC source: 0001214659-25-012568 · marketforms-70315.xml · nonDerivative · entry 3

Sciammas Maurice · CIK 0001360833 · EVP, WW Sales & Marketing

10b5-1 filing: No plan indicated

Ownership: Indirect · Rosalind Sciammas Brokerage Account

Disclosed balance after: 1,499

F3 · price: 1,499 shares were received by the Rosalind Sciammas brokerage account from Sciammas Siblings 2021 GRATs. No funds were exchanged, and no sale of shares occurred in the transfer

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August 19, 2025 Filed Aug 21, 2025 21:09 UTC
Sciammas MauriceEVP, WW Sales & Marketing
GiftCommon Stock 1,499 $0.00 $0.00
Disclosure

SEC source: 0001214659-25-012568 · marketforms-70315.xml · nonDerivative · entry 2

Sciammas Maurice · CIK 0001360833 · EVP, WW Sales & Marketing

10b5-1 filing: No plan indicated

Ownership: Indirect · Various Sciammas GRATs

Disclosed balance after: 12,228

F2 · price: 1,499 shares were distributed from the Sciammas Siblings 2021 GRATs, on which the reporting person is a Trustee, to the Rosalind Sciammas brokerage account. No funds were exchanged, and no sale of shares occurred in the transfer.

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August 19, 2025 Filed Aug 21, 2025 21:09 UTC
Sciammas MauriceEVP, WW Sales & Marketing
GiftCommon Stock 1,000 $0.00 $0.00
Disclosure

SEC source: 0001214659-25-012568 · marketforms-70315.xml · nonDerivative · entry 1

Sciammas Maurice · CIK 0001360833 · EVP, WW Sales & Marketing

10b5-1 filing: No plan indicated

Ownership: Indirect · Peter Rafferty and Eric Toothill 2021Trust

Disclosed balance after: 1,000

F1 · price: 1,000 shares were distributed from the Peter Rafferty and Eric Toothill 2021 Irrevocable Trust, on which the reporting person is a Trustee, to an individual who is not an immediate family member living in the same household of the reporting person. In addition, the Company has determined that the reporting person does not have any management or investment control or any other pecuniary interests over the shares. No funds were exchanged and no sale of shares occurred in the transfer.

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August 15, 2025 Filed Aug 18, 2025 21:36 UTC
Hsing MichaelDirector · CEO
SaleCommon Stock 400 $836.40 $334,560.00
Disclosure

SEC source: 0001214659-25-012411 · marketforms-70302.xml · nonDerivative · entry 11

Hsing Michael · CIK 0001308676 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 814,667

F10 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $836.11 to $836.50. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

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August 15, 2025 Filed Aug 18, 2025 21:36 UTC
Hsing MichaelDirector · CEO
SaleCommon Stock 200 $834.92 $166,984.00
Disclosure

SEC source: 0001214659-25-012411 · marketforms-70302.xml · nonDerivative · entry 10

Hsing Michael · CIK 0001308676 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 815,067

Read SEC document
August 15, 2025 Filed Aug 18, 2025 21:36 UTC
Hsing MichaelDirector · CEO
SaleCommon Stock 535 $833.37 $445,852.95
Disclosure

SEC source: 0001214659-25-012411 · marketforms-70302.xml · nonDerivative · entry 9

Hsing Michael · CIK 0001308676 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 815,267

F9 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $833.20 to $833.50. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

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August 15, 2025 Filed Aug 18, 2025 21:36 UTC
Hsing MichaelDirector · CEO
SaleCommon Stock 1,510 $832.57 $1,257,180.70
Disclosure

SEC source: 0001214659-25-012411 · marketforms-70302.xml · nonDerivative · entry 8

Hsing Michael · CIK 0001308676 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 815,802

F8 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $832.05 to $832.90. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

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August 15, 2025 Filed Aug 18, 2025 21:36 UTC
Hsing MichaelDirector · CEO
SaleCommon Stock 1,953 $831.57 $1,624,056.21
Disclosure

SEC source: 0001214659-25-012411 · marketforms-70302.xml · nonDerivative · entry 7

Hsing Michael · CIK 0001308676 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 817,312

F7 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $831.00 to $831.87. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

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August 15, 2025 Filed Aug 18, 2025 21:36 UTC
Hsing MichaelDirector · CEO
SaleCommon Stock 2,100 $830.46 $1,743,966.00
Disclosure

SEC source: 0001214659-25-012411 · marketforms-70302.xml · nonDerivative · entry 6

Hsing Michael · CIK 0001308676 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 819,265

F6 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $830.01 to $830.97. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

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August 15, 2025 Filed Aug 18, 2025 21:36 UTC
Hsing MichaelDirector · CEO
SaleCommon Stock 4,101 $829.45 $3,401,574.45
Disclosure

SEC source: 0001214659-25-012411 · marketforms-70302.xml · nonDerivative · entry 5

Hsing Michael · CIK 0001308676 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 821,365

F5 · price: The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $829.23 to $829.86. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.

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