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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
August 19, 2021 Filed Aug 23, 2021 21:54 UTC
Xiao DemingPres. of MPS Asia Operations
SaleCommon Stock 4,739 $462.00 $2,189,418.00
Disclosure

SEC source: 0001214659-21-008921 · marketforms-53610.xml · nonDerivative · entry 2

Xiao Deming · CIK 0001308647 · Pres. of MPS Asia Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 298,988

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 $462.00 to $462.04. 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 16, 2021 Filed Aug 23, 2021 21:54 UTC
Xiao DemingPres. of MPS Asia Operations
OtherCommon Stock 29 $323.24 $9,373.96
Disclosure

SEC source: 0001214659-21-008921 · marketforms-53610.xml · nonDerivative · entry 1

Xiao Deming · CIK 0001308647 · Pres. of MPS Asia Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 303,727

F1 · shares: Shares acquired through the Company's qualified ESPP program.

Read SEC document
August 12, 2021 Filed Aug 16, 2021 20:45 UTC SaleCommon Stock 1,379 $457.10 $630,340.90
Disclosure

SEC source: 0001214659-21-008701 · marketforms-53580.xml · nonDerivative · entry 1

BLEGEN THEODORE · CIK 0001415033 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 132,339

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plan.

Read SEC document
August 12, 2021 Filed Aug 16, 2021 20:44 UTC
Hsing MichaelDirector · CEO
SaleCommon Stock 6,373 $457.10 $2,913,098.30
Disclosure

SEC source: 0001214659-21-008699 · marketforms-53585.xml · nonDerivative · entry 1

Hsing Michael · CIK 0001308676 · Director · CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 986,391

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plan.

Read SEC document
August 12, 2021 Filed Aug 16, 2021 20:44 UTC
Xiao DemingPres. of MPS Asia Operations
SaleCommon Stock 1,651 $457.10 $754,672.10
Disclosure

SEC source: 0001214659-21-008700 · marketforms-53584.xml · nonDerivative · entry 1

Xiao Deming · CIK 0001308647 · Pres. of MPS Asia Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 303,698

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plan.

Read SEC document
August 12, 2021 Filed Aug 16, 2021 20:43 UTC
Sciammas MauriceSr. V.P.of Sales and Marketing
SaleCommon Stock 1,651 $457.10 $754,672.10
Disclosure

SEC source: 0001214659-21-008698 · marketforms-53582.xml · nonDerivative · entry 1

Sciammas Maurice · CIK 0001360833 · Sr. V.P.of Sales and Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 280,307

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plan.

Read SEC document
August 12, 2021 Filed Aug 16, 2021 20:43 UTC
Tseng SariaVP & General Counsel
SaleCommon Stock 1,651 $457.10 $754,672.10
Disclosure

SEC source: 0001214659-21-008697 · marketforms-53583.xml · nonDerivative · entry 1

Tseng Saria · CIK 0001312593 · VP & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 258,861

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plan.

Read SEC document
August 09, 2021 Filed Aug 11, 2021 21:09 UTC SaleCommon Stock 1,474 $459.12 $676,742.88
Disclosure

SEC source: 0001214659-21-008384 · marketforms-53495.xml · nonDerivative · entry 4

BLEGEN THEODORE · CIK 0001415033 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 133,718

F2 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plan.

Read SEC document
August 09, 2021 Filed Aug 11, 2021 21:10 UTC
Xiao DemingPres. of MPS Asia Operations
SaleCommon Stock 2,053 $459.12 $942,573.36
Disclosure

SEC source: 0001214659-21-008388 · marketforms-53557.xml · nonDerivative · entry 1

Xiao Deming · CIK 0001308647 · Pres. of MPS Asia Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 305,349

Read SEC document
August 09, 2021 Filed Aug 11, 2021 21:10 UTC
Sciammas MauriceSr. V.P.of Sales and Marketing
SaleCommon Stock 2,053 $459.12 $942,573.36
Disclosure

SEC source: 0001214659-21-008387 · marketforms-53534.xml · nonDerivative · entry 1

Sciammas Maurice · CIK 0001360833 · Sr. V.P.of Sales and Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 281,958

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plan.

Read SEC document
August 09, 2021 Filed Aug 11, 2021 21:09 UTC
Hsing MichaelDirector · CEO
SaleCommon Stock 7,926 $459.12 $3,638,985.12
Disclosure

SEC source: 0001214659-21-008386 · marketforms-53535.xml · nonDerivative · entry 1

Hsing Michael · CIK 0001308676 · Director · CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 992,764

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plan.

Read SEC document
August 09, 2021 Filed Aug 11, 2021 21:09 UTC
Tseng SariaVP & General Counsel
SaleCommon Stock 2,053 $459.12 $942,573.36
Disclosure

SEC source: 0001214659-21-008385 · marketforms-53536.xml · nonDerivative · entry 1

Tseng Saria · CIK 0001312593 · VP & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 260,512

F1 · shares: The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plan.

Read SEC document
August 06, 2021 Filed Aug 10, 2021 22:27 UTC SaleCommon Stock 2,019 $461.16 $931,082.04
Disclosure

SEC source: 0001214659-21-008332 · marketforms-53550.xml · nonDerivative · entry 3

Moyer James C · CIK 0001308656 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · by Moyer FamilyTrust

Disclosed balance after: 66,823

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 $461.00 to $461.69. 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 06, 2021 Filed Aug 10, 2021 22:27 UTC SaleCommon Stock 2,981 $460.22 $1,371,915.82
Disclosure

SEC source: 0001214659-21-008332 · marketforms-53550.xml · nonDerivative · entry 2

Moyer James C · CIK 0001308656 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · by Moyer FamilyTrust

Disclosed balance after: 68,842

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 $460.00 to $460.99. 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 06, 2021 Filed Aug 10, 2021 22:27 UTC SaleCommon Stock 2,000 $461.53 $923,060.00
Disclosure

SEC source: 0001214659-21-008332 · marketforms-53550.xml · nonDerivative · entry 1

Moyer James C · CIK 0001308656 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · by spouse, Fran Moyer

Disclosed balance after: 0

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 $461.16 to $461.71. 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 04, 2021 Filed Aug 5, 2021 21:26 UTC
Zhou JeffDirector
SaleCommon Stock 400 $465.22 $186,088.00
Disclosure

SEC source: 0001214659-21-008192 · marketforms-53529.xml · nonDerivative · entry 1

Zhou Jeff · CIK 0001480772 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,109

Read SEC document
August 02, 2021 Filed Aug 4, 2021 20:17 UTC
Xiao DemingPres. of MPS Asia Operations
SaleCommon Stock 400 $457.27 $182,908.00
Disclosure

SEC source: 0001214659-21-008148 · marketforms-53517.xml · nonDerivative · entry 4

Xiao Deming · CIK 0001308647 · Pres. of MPS Asia Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 307,402

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 $457.06 to $457.53. 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 02, 2021 Filed Aug 4, 2021 20:17 UTC
Xiao DemingPres. of MPS Asia Operations
SaleCommon Stock 1,000 $456.46 $456,460.00
Disclosure

SEC source: 0001214659-21-008148 · marketforms-53517.xml · nonDerivative · entry 3

Xiao Deming · CIK 0001308647 · Pres. of MPS Asia Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 307,802

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 $456.04 to $456.98. 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 02, 2021 Filed Aug 4, 2021 20:17 UTC
Xiao DemingPres. of MPS Asia Operations
SaleCommon Stock 1,200 $455.46 $546,552.00
Disclosure

SEC source: 0001214659-21-008148 · marketforms-53517.xml · nonDerivative · entry 2

Xiao Deming · CIK 0001308647 · Pres. of MPS Asia Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 308,802

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 $455.00 to $455.93. 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 02, 2021 Filed Aug 4, 2021 20:17 UTC
Xiao DemingPres. of MPS Asia Operations
SaleCommon Stock 3,895 $454.40 $1,769,888.00
Disclosure

SEC source: 0001214659-21-008148 · marketforms-53517.xml · nonDerivative · entry 1

Xiao Deming · CIK 0001308647 · Pres. of MPS Asia Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 310,002

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 $453.86 to $454.63. 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.

F2 · balance_after: Ending balance adjusted to to reflect RSU release not previously reported.

Read SEC document
July 30, 2021 Filed Aug 11, 2021 21:09 UTC GiftCommon Stock 5,331 $0.00 $0.00
Disclosure

SEC source: 0001214659-21-008384 · marketforms-53495.xml · nonDerivative · entry 3

BLEGEN THEODORE · CIK 0001415033 · CFO

10b5-1 filing: Not disclosed

Ownership: Indirect · Irrevocable Trust FBO Theodore F. Blegen

Disclosed balance after: 5,331

F1 · shares: The shares were given as a bona fide gift by the reporting person to The Sarah N. Blegen and the Theodore F. Blegen Irrevocable Trusts.

Read SEC document
July 30, 2021 Filed Aug 11, 2021 21:09 UTC GiftCommon Stock 5,331 $0.00 $0.00
Disclosure

SEC source: 0001214659-21-008384 · marketforms-53495.xml · nonDerivative · entry 2

BLEGEN THEODORE · CIK 0001415033 · CFO

10b5-1 filing: Not disclosed

Ownership: Indirect · Irrevocable Trust FBO Sarah N. Blegen

Disclosed balance after: 5,331

F1 · shares: The shares were given as a bona fide gift by the reporting person to The Sarah N. Blegen and the Theodore F. Blegen Irrevocable Trusts.

Read SEC document
July 30, 2021 Filed Aug 11, 2021 21:09 UTC GiftCommon Stock 10,662 $0.00 $0.00
Disclosure

SEC source: 0001214659-21-008384 · marketforms-53495.xml · nonDerivative · entry 1

BLEGEN THEODORE · CIK 0001415033 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 135,192

F1 · shares: The shares were given as a bona fide gift by the reporting person to The Sarah N. Blegen and the Theodore F. Blegen Irrevocable Trusts.

Read SEC document
July 23, 2021 Filed Jul 26, 2021 23:02 UTC
Zhou JeffDirector
SaleCommon Stock 500 $410.00 $205,000.00
Disclosure

SEC source: 0001214659-21-007831 · marketforms-53468.xml · nonDerivative · entry 1

Zhou Jeff · CIK 0001480772 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,509

F1 · shares: Shares sold pursuant to the reporting person's 10b5-1 plan.

Read SEC document
July 21, 2021 Filed Jul 22, 2021 00:18 UTC
Zhou JeffDirector
SaleCommon Stock 500 $405.02 $202,510.00
Disclosure

SEC source: 0001214659-21-007720 · marketforms-53456.xml · nonDerivative · entry 2

Zhou Jeff · CIK 0001480772 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,009

F1 · shares: Shares sold pursuant to the reporting person's 10b5-1 plan.

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 $405.00 to $405.08. 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
July 21, 2021 Filed Jul 22, 2021 00:18 UTC
Zhou JeffDirector
SaleCommon Stock 500 $400.00 $200,000.00
Disclosure

SEC source: 0001214659-21-007720 · marketforms-53456.xml · nonDerivative · entry 1

Zhou Jeff · CIK 0001480772 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,509

F1 · shares: Shares sold pursuant to the reporting person's 10b5-1 plan.

Read SEC document
July 20, 2021 Filed Jul 22, 2021 00:11 UTC SaleCommon Stock 1,897 $382.77 $726,114.69
Disclosure

SEC source: 0001214659-21-007718 · marketforms-53449.xml · nonDerivative · entry 1

BLEGEN THEODORE · CIK 0001415033 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 145,854

F1 · shares: Shares sold pursuant to the reporting person's 10b5-1 plan.

Read SEC document
July 16, 2021 Filed Jul 16, 2021 21:57 UTC SaleCommon Stock 506 $383.32 $193,959.92
Disclosure

SEC source: 0001214659-21-007602 · marketforms-53250.xml · nonDerivative · entry 5

Moyer James C · CIK 0001308656 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 233,841

F1 · shares: Shares sold pursuant to the reporting person's 10b5-1 plan.

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 $383.18 to $383.69. 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
July 16, 2021 Filed Jul 16, 2021 21:57 UTC SaleCommon Stock 1,425 $382.57 $545,162.25
Disclosure

SEC source: 0001214659-21-007602 · marketforms-53250.xml · nonDerivative · entry 4

Moyer James C · CIK 0001308656 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 234,347

F1 · shares: Shares sold pursuant to the reporting person's 10b5-1 plan.

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 $382.18 to $382.99. 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
July 16, 2021 Filed Jul 16, 2021 21:57 UTC SaleCommon Stock 5,848 $381.53 $2,231,187.44
Disclosure

SEC source: 0001214659-21-007602 · marketforms-53250.xml · nonDerivative · entry 3

Moyer James C · CIK 0001308656 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 235,772

F1 · shares: Shares sold pursuant to the reporting person's 10b5-1 plan.

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 $381.17 to $382.15. 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
July 16, 2021 Filed Jul 16, 2021 21:57 UTC SaleCommon Stock 3,551 $380.82 $1,352,291.82
Disclosure

SEC source: 0001214659-21-007602 · marketforms-53250.xml · nonDerivative · entry 2

Moyer James C · CIK 0001308656 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 241,620

F1 · shares: Shares sold pursuant to the reporting person's 10b5-1 plan.

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 $380.17 to $381.16. 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
July 16, 2021 Filed Jul 16, 2021 21:57 UTC SaleCommon Stock 670 $379.59 $254,325.30
Disclosure

SEC source: 0001214659-21-007602 · marketforms-53250.xml · nonDerivative · entry 1

Moyer James C · CIK 0001308656 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 245,171

F1 · shares: Shares sold pursuant to the reporting person's 10b5-1 plan.

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 $379.17 to $380.13. 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
July 14, 2021 Filed Jul 16, 2021 21:03 UTC
Zhou JeffDirector
SaleCommon Stock 500 $395.00 $197,500.00
Disclosure

SEC source: 0001214659-21-007600 · marketforms-53413.xml · nonDerivative · entry 2

Zhou Jeff · CIK 0001480772 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,009

F1 · shares: Shares sold pursuant to the reporting person's 10b5-1 plan.

Read SEC document
July 14, 2021 Filed Jul 16, 2021 21:03 UTC
Zhou JeffDirector
SaleCommon Stock 500 $390.32 $195,160.00
Disclosure

SEC source: 0001214659-21-007600 · marketforms-53413.xml · nonDerivative · entry 1

Zhou Jeff · CIK 0001480772 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,509

F1 · shares: Shares sold pursuant to the reporting person's 10b5-1 plan.

Read SEC document
July 07, 2021 Filed Jul 8, 2021 20:47 UTC
Zhou JeffDirector
SaleCommon Stock 500 $387.27 $193,635.00
Disclosure

SEC source: 0001214659-21-007383 · marketforms-53366.xml · nonDerivative · entry 1

Zhou Jeff · CIK 0001480772 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,009

F1 · shares: Shares sold pursuant to the reporting person's 10b5-1 plan.

Read SEC document
July 06, 2021 Filed Jul 6, 2021 22:08 UTC
Zhou JeffDirector
SaleCommon Stock 500 $380.00 $190,000.00
Disclosure

SEC source: 0001214659-21-007311 · marketforms-53363.xml · nonDerivative · entry 1

Zhou Jeff · CIK 0001480772 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,509

F1 · shares: Shares sold pursuant to the reporting person's 10b5-1 plan.

Read SEC document
July 06, 2021 Filed Jul 6, 2021 21:45 UTC
Xiao DemingPres. of MPS Asia Operations
SaleCommon Stock 7,734 $380.00 $2,938,920.00
Disclosure

SEC source: 0001214659-21-007306 · marketforms-53361.xml · nonDerivative · entry 1

Xiao Deming · CIK 0001308647 · Pres. of MPS Asia Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 309,025

F1 · shares: Shares sold pursuant to the reporting person's 10b5-1 plan.

Read SEC document
July 01, 2021 Filed Jul 6, 2021 20:46 UTC SaleCommon Stock 905 $370.45 $335,257.25
Disclosure

SEC source: 0001214659-21-007295 · marketforms-53263.xml · nonDerivative · entry 1

BLEGEN THEODORE · CIK 0001415033 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 147,751

F1 · kind: The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plan.

Read SEC document
July 01, 2021 Filed Jul 6, 2021 20:47 UTC
Sciammas MauriceSr. V.P.of Sales and Marketing
SaleCommon Stock 4,305 $370.45 $1,594,787.25
Disclosure

SEC source: 0001214659-21-007296 · marketforms-52900.xml · nonDerivative · entry 7

Sciammas Maurice · CIK 0001360833 · Sr. V.P.of Sales and Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 284,011

F6 · kind: The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plan.

Read SEC document
July 01, 2021 Filed Jul 6, 2021 20:45 UTC
Hsing MichaelDirector · CEO
SaleCommon Stock 10,960 $370.45 $4,060,132.00
Disclosure

SEC source: 0001214659-21-007294 · marketforms-53264.xml · nonDerivative · entry 1

Hsing Michael · CIK 0001308676 · Director · CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,000,690

F1 · kind: The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plan.

Read SEC document
July 01, 2021 Filed Jul 6, 2021 20:44 UTC
Xiao DemingPres. of MPS Asia Operations
SaleCommon Stock 4,305 $370.45 $1,594,787.25
Disclosure

SEC source: 0001214659-21-007292 · marketforms-53265.xml · nonDerivative · entry 1

Xiao Deming · CIK 0001308647 · Pres. of MPS Asia Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 316,759

F1 · kind: The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plan.

Read SEC document
July 01, 2021 Filed Jul 6, 2021 20:44 UTC
Tseng SariaVP & General Counsel
SaleCommon Stock 4,305 $370.45 $1,594,787.25
Disclosure

SEC source: 0001214659-21-007291 · marketforms-53266.xml · nonDerivative · entry 1

Tseng Saria · CIK 0001312593 · VP & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 262,565

F1 · kind: The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plan.

Read SEC document
June 28, 2021 Filed Jun 28, 2021 23:13 UTC
Zhou JeffDirector
SaleCommon Stock 250 $375.00 $93,750.00
Disclosure

SEC source: 0001214659-21-006972 · marketforms-53248.xml · nonDerivative · entry 3

Zhou Jeff · CIK 0001480772 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,009

F1 · shares: Shares sold pursuant to the reporting person's 10b5-1 plan.

Read SEC document
June 28, 2021 Filed Jun 28, 2021 23:13 UTC
Zhou JeffDirector
SaleCommon Stock 250 $370.00 $92,500.00
Disclosure

SEC source: 0001214659-21-006972 · marketforms-53248.xml · nonDerivative · entry 2

Zhou Jeff · CIK 0001480772 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,259

F1 · shares: Shares sold pursuant to the reporting person's 10b5-1 plan.

Read SEC document
June 28, 2021 Filed Jun 28, 2021 23:13 UTC
Zhou JeffDirector
SaleCommon Stock 1,000 $367.65 $367,650.00
Disclosure

SEC source: 0001214659-21-006972 · marketforms-53248.xml · nonDerivative · entry 1

Zhou Jeff · CIK 0001480772 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,509

F1 · shares: Shares sold pursuant to the reporting person's 10b5-1 plan.

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June 21, 2021 Filed Jun 22, 2021 22:21 UTC SaleCommon Stock 1,897 $353.17 $669,963.49
Disclosure

SEC source: 0001214659-21-006840 · marketforms-52942.xml · nonDerivative · entry 1

BLEGEN THEODORE · CIK 0001415033 · CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 148,656

F1 · kind: Shares sold pursuant to the reporting person's 10b5-1 plan.

F2 · balance_after: The ending balance was reduced by 556 shares to report a sale in November 2019 in accordance with the reporting person's 10b5-1 plan.

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June 11, 2021 Filed Jun 15, 2021 22:08 UTC SaleCommon Stock 1,478 $344.77 $509,570.06
Disclosure

SEC source: 0001214659-21-006613 · marketforms-53112.xml · nonDerivative · entry 4

Moyer James C · CIK 0001308656 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 245,841

F1 · kind: Shares sold pursuant to the reporting person's 10b5-1 plan.

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 $344.68 to $344.98. 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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June 11, 2021 Filed Jun 15, 2021 22:08 UTC SaleCommon Stock 4,092 $343.98 $1,407,566.16
Disclosure

SEC source: 0001214659-21-006613 · marketforms-53112.xml · nonDerivative · entry 3

Moyer James C · CIK 0001308656 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 247,319

F1 · kind: Shares sold pursuant to the reporting person's 10b5-1 plan.

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 $343.64 to $344.59. 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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June 11, 2021 Filed Jun 15, 2021 22:08 UTC SaleCommon Stock 4,465 $343.18 $1,532,298.70
Disclosure

SEC source: 0001214659-21-006613 · marketforms-53112.xml · nonDerivative · entry 2

Moyer James C · CIK 0001308656 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 251,411

F1 · kind: Shares sold pursuant to the reporting person's 10b5-1 plan.

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 $342.64 to $343.62. 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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June 11, 2021 Filed Jun 15, 2021 22:08 UTC SaleCommon Stock 2,568 $342.11 $878,538.48
Disclosure

SEC source: 0001214659-21-006613 · marketforms-53112.xml · nonDerivative · entry 1

Moyer James C · CIK 0001308656 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 255,876

F1 · kind: Shares sold pursuant to the reporting person's 10b5-1 plan.

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 $341.61 to $342.60. 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.

F3 · balance_after: Ending balance adjusted to to reflect directly held shares not previously reported.

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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.