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Nasdaq · USD

IPGP

IPG PHOTONICS CORP

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Tapewire entity
1767
SEC CIK
0001111928
Parsed reports
534

Last 12 months

Inside the activity.

2 purchase rows · 131 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 2025017
Dec 2025014
Jan 2026019
Feb 2026038
Mar 202601
Apr 202600
May 202603
Jun 2026016
Jul 2026012
Aug 202625
Sep 202603
Oct 202603

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
May 28, 2020 Filed May 29, 2020 20:44 UTC GrantCommon Stock 1,642 $0.00 $0.00
Disclosure

SEC source: 0001111928-20-000113 · wf-form4_159078505765053.xml · nonDerivative · entry 1

Dougherty Greg · CIK 0001325750 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,097

F1 · shares: Grant of restricted stock units vesting 100% on the earlier of May 28, 2021 or the date of the 2021 annual stockholder meeting of the Issuer.

Read SEC document
May 28, 2020 Filed May 29, 2020 20:42 UTC GrantCommon Stock 1,642 $0.00 $0.00
Disclosure

SEC source: 0001111928-20-000111 · wf-form4_159078493274301.xml · nonDerivative · entry 1

Lego Catherine P · CIK 0001291570 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,786

F1 · shares: Grant of restricted stock units vesting 100% on the earlier of May 28, 2021 or the date of the 2021 annual stockholder meeting of the Issuer.

Read SEC document
May 28, 2020 Filed May 29, 2020 20:36 UTC GrantCommon Stock 1,642 $0.00 $0.00
Disclosure

SEC source: 0001111928-20-000108 · wf-form4_159078454419811.xml · nonDerivative · entry 1

PEELER JOHN R · CIK 0001053572 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,593

F1 · shares: Grant of restricted stock units vesting 100% on the earlier of May 28, 2021 or the date of the 2021 annual stockholder meeting of the Issuer.

Read SEC document
May 28, 2020 Filed May 29, 2020 20:34 UTC GrantCommon Stock 1,642 $0.00 $0.00
Disclosure

SEC source: 0001111928-20-000106 · wf-form4_159078445145926.xml · nonDerivative · entry 1

SEIFERT THOMAS J · CIK 0001473289 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,920

F1 · shares: Grant of restricted stock units vesting 100% on the earlier of May 28, 2021 or the date of the 2021 annual stockholder meeting of the Issuer.

Read SEC document
May 28, 2020 Filed May 29, 2020 20:32 UTC
Meurice EricDirector
GrantCommon Stock 1,642 $0.00 $0.00
Disclosure

SEC source: 0001111928-20-000104 · wf-form4_159078435537338.xml · nonDerivative · entry 2

Meurice Eric · CIK 0001372258 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,817

F1 · shares: Grant of restricted stock units vesting 100% on the earlier of May 28, 2021 or the date of the 2021 annual stockholder meeting of the Issuer.

Read SEC document
May 28, 2020 Filed May 29, 2020 20:32 UTC
Meurice EricDirector
Tax withholdingCommon Stock 390 $152.17 $59,346.30
Disclosure

SEC source: 0001111928-20-000104 · wf-form4_159078435537338.xml · nonDerivative · entry 1

Meurice Eric · CIK 0001372258 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,175

Read SEC document
May 21, 2020 Filed May 22, 2020 20:09 UTC
Lopresti Angelo PSVP, Secretary & Gen Counsel · 10% owner
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 4,000 $0.00 Strike: $53.76 $0.00
Disclosure

SEC source: 0001111928-20-000094 · wf-form4_159017816898546.xml · derivative · entry 6

Lopresti Angelo P · CIK 0001378548 · SVP, Secretary & Gen Counsel · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,000 shares

Expires 2021-02-28

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_date: Grant of stock options vesting 25% on March 31, 2015, June 30, 2015, September 30, 2015, and December 31, 2015.

Read SEC document
May 21, 2020 Filed May 22, 2020 20:09 UTC
Lopresti Angelo PSVP, Secretary & Gen Counsel · 10% owner
SaleCommon Stock 4,000 $160.00 $640,000.00
Disclosure

SEC source: 0001111928-20-000094 · wf-form4_159017816898546.xml · nonDerivative · entry 4

Lopresti Angelo P · CIK 0001378548 · SVP, Secretary & Gen Counsel · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,875

F1 · acquired: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 12, 2019.

Read SEC document
May 21, 2020 Filed May 22, 2020 20:09 UTC
Lopresti Angelo PSVP, Secretary & Gen Counsel · 10% owner
Exercise / conversionCommon Stock 4,000 $53.76 $215,040.00
Disclosure

SEC source: 0001111928-20-000094 · wf-form4_159017816898546.xml · nonDerivative · entry 3

Lopresti Angelo P · CIK 0001378548 · SVP, Secretary & Gen Counsel · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,875

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
May 20, 2020 Filed May 22, 2020 20:09 UTC
Lopresti Angelo PSVP, Secretary & Gen Counsel · 10% owner
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 750 $0.00 Strike: $53.76 $0.00
Disclosure

SEC source: 0001111928-20-000094 · wf-form4_159017816898546.xml · derivative · entry 5

Lopresti Angelo P · CIK 0001378548 · SVP, Secretary & Gen Counsel · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,000

Underlying: Common Stock · 750 shares

Expires 2021-02-28

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_date: Grant of stock options vesting 25% on March 31, 2015, June 30, 2015, September 30, 2015, and December 31, 2015.

Read SEC document
May 20, 2020 Filed May 22, 2020 20:09 UTC
Lopresti Angelo PSVP, Secretary & Gen Counsel · 10% owner
SaleCommon Stock 750 $160.00 $120,000.00
Disclosure

SEC source: 0001111928-20-000094 · wf-form4_159017816898546.xml · nonDerivative · entry 2

Lopresti Angelo P · CIK 0001378548 · SVP, Secretary & Gen Counsel · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,875

F1 · acquired: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 12, 2019.

Read SEC document
May 20, 2020 Filed May 22, 2020 20:09 UTC
Lopresti Angelo PSVP, Secretary & Gen Counsel · 10% owner
Exercise / conversionCommon Stock 750 $53.76 $40,320.00
Disclosure

SEC source: 0001111928-20-000094 · wf-form4_159017816898546.xml · nonDerivative · entry 1

Lopresti Angelo P · CIK 0001378548 · SVP, Secretary & Gen Counsel · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,625

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
May 19, 2020 Filed May 21, 2020 20:07 UTC Exercise / conversionDirector Stock Options (Right to buy) · Derivative 6,667 $0.00 Strike: $15.36 $0.00
Disclosure

SEC source: 0001111928-20-000092 · wf-form4_159009160731805.xml · derivative · entry 2

CHILD MICHAEL C · CIK 0001262095 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,667 shares

Expires 2020-06-07

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: These options became exercisable 100% on earlier of 6/08/2011 or date of 2011 annual stockholder meeting of Issuer.

Read SEC document
May 19, 2020 Filed May 21, 2020 20:07 UTC Exercise / conversionCommon Stock 6,667 $15.36 $102,405.12
Disclosure

SEC source: 0001111928-20-000092 · wf-form4_159009160731805.xml · nonDerivative · entry 1

CHILD MICHAEL C · CIK 0001262095 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,997

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
May 18, 2020 Filed May 20, 2020 20:23 UTC
Ovtchinnikov AlexanderSVP, Components · 10% owner
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 6,394 $0.00 Strike: $81.89 $0.00
Disclosure

SEC source: 0001111928-20-000090 · wf-form4_159000617951975.xml · derivative · entry 8

Ovtchinnikov Alexander · CIK 0001378547 · SVP, Components · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,394 shares

Expires 2026-02-17

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.

F5 · derivative.exercise_date: Grant of stock options vesting in one installment on March 1, 2020.

Read SEC document
May 18, 2020 Filed May 20, 2020 20:23 UTC
Ovtchinnikov AlexanderSVP, Components · 10% owner
Exercise / conversionEmployee Stock Options (right to buy) · Derivative 6,161 $0.00 Strike: $97.65 $0.00
Disclosure

SEC source: 0001111928-20-000090 · wf-form4_159000617951975.xml · derivative · entry 7

Ovtchinnikov Alexander · CIK 0001378547 · SVP, Components · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,161 shares

Expires 2025-02-24

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.

F4 · derivative.exercise_date: Grant of stock options vesting in one installment on March 1, 2019.

Read SEC document
May 18, 2020 Filed May 20, 2020 20:23 UTC
Ovtchinnikov AlexanderSVP, Components · 10% owner
Exercise / conversionEmployee Stock Options (right to buy) · Derivative 12,000 $0.00 Strike: $71.77 $0.00
Disclosure

SEC source: 0001111928-20-000090 · wf-form4_159000617951975.xml · derivative · entry 6

Ovtchinnikov Alexander · CIK 0001378547 · SVP, Components · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 12,000 shares

Expires 2024-02-27

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.

F3 · derivative.exercise_date: Grant of stock options vesting in one installment on March 1, 2018.

Read SEC document
May 18, 2020 Filed May 20, 2020 20:23 UTC
Ovtchinnikov AlexanderSVP, Components · 10% owner
SaleCommon Stock 2,535 $151.24 $383,393.40
Disclosure

SEC source: 0001111928-20-000090 · wf-form4_159000617951975.xml · nonDerivative · entry 5

Ovtchinnikov Alexander · CIK 0001378547 · SVP, Components · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 83,115

F2 · price: The reported transaction involves sale transactions ranging from $151.09 to $151.32 per share. The weighted average price per share was $151.24. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

Read SEC document
May 18, 2020 Filed May 20, 2020 20:23 UTC
Ovtchinnikov AlexanderSVP, Components · 10% owner
SaleCommon Stock 22,020 $150.76 $3,319,735.20
Disclosure

SEC source: 0001111928-20-000090 · wf-form4_159000617951975.xml · nonDerivative · entry 4

Ovtchinnikov Alexander · CIK 0001378547 · SVP, Components · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 85,650

F1 · price: The reported transaction involves sale transactions ranging from $150.09 to $151.08 per share. The weighted average price per share was $150.76. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

Read SEC document
May 18, 2020 Filed May 20, 2020 20:23 UTC
Ovtchinnikov AlexanderSVP, Components · 10% owner
Exercise / conversionCommon Stock 6,394 $81.89 $523,604.66
Disclosure

SEC source: 0001111928-20-000090 · wf-form4_159000617951975.xml · nonDerivative · entry 3

Ovtchinnikov Alexander · CIK 0001378547 · SVP, Components · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 107,670

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
May 18, 2020 Filed May 20, 2020 20:23 UTC
Ovtchinnikov AlexanderSVP, Components · 10% owner
Exercise / conversionCommon Stock 6,161 $97.65 $601,621.65
Disclosure

SEC source: 0001111928-20-000090 · wf-form4_159000617951975.xml · nonDerivative · entry 2

Ovtchinnikov Alexander · CIK 0001378547 · SVP, Components · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 101,276

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
May 18, 2020 Filed May 20, 2020 20:23 UTC
Ovtchinnikov AlexanderSVP, Components · 10% owner
Exercise / conversionCommon Stock 12,000 $71.77 $861,240.00
Disclosure

SEC source: 0001111928-20-000090 · wf-form4_159000617951975.xml · nonDerivative · entry 1

Ovtchinnikov Alexander · CIK 0001378547 · SVP, Components · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 95,115

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
May 12, 2020 Filed May 12, 2020 21:49 UTC
Lopresti Angelo PSVP, Secretary & Gen Counsel · 10% owner
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 3,650 $0.00 Strike: $53.76 $0.00
Disclosure

SEC source: 0001111928-20-000086 · wf-form4_158932012794647.xml · derivative · entry 6

Lopresti Angelo P · CIK 0001378548 · SVP, Secretary & Gen Counsel · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,750

Underlying: Common Stock · 3,650 shares

Expires 2021-02-28

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.

F4 · derivative.exercise_date: Grant of stock options vesting 25% on March 31, 2015, June 30, 2015, September 30, 2015 and December 31, 2015.

Read SEC document
May 12, 2020 Filed May 12, 2020 21:49 UTC
Lopresti Angelo PSVP, Secretary & Gen Counsel · 10% owner
SaleCommon Stock 3,650 $155.08 $566,042.00
Disclosure

SEC source: 0001111928-20-000086 · wf-form4_158932012794647.xml · nonDerivative · entry 4

Lopresti Angelo P · CIK 0001378548 · SVP, Secretary & Gen Counsel · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,875

F3 · price: The reported transaction involves sale transactions ranging from $155.00 to $155.34 per share. The weighted average price per share was $155.08. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

F1 · acquired: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 12, 2019.

Read SEC document
May 12, 2020 Filed May 12, 2020 21:49 UTC
Lopresti Angelo PSVP, Secretary & Gen Counsel · 10% owner
Exercise / conversionCommon Stock 3,650 $53.76 $196,224.00
Disclosure

SEC source: 0001111928-20-000086 · wf-form4_158932012794647.xml · nonDerivative · entry 3

Lopresti Angelo P · CIK 0001378548 · SVP, Secretary & Gen Counsel · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,525

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
May 12, 2020 Filed May 12, 2020 21:13 UTC SaleCommon Stock 208 $155.65 $32,375.20
Disclosure

SEC source: 0001111928-20-000084 · wf-form4_158931799050075.xml · nonDerivative · entry 11

Valentin Gapontsev Trust I · CIK 0001508155 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,489,899

F11 · price: The reported transaction involves sale transactions ranging from $155.55 to $155.76 per share. The weighted average price per share was $155.65. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

Read SEC document
May 12, 2020 Filed May 12, 2020 21:13 UTC SaleCommon Stock 2,400 $154.87 $371,688.00
Disclosure

SEC source: 0001111928-20-000084 · wf-form4_158931799050075.xml · nonDerivative · entry 10

Valentin Gapontsev Trust I · CIK 0001508155 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,490,107

F10 · price: The reported transaction involves sale transactions ranging from $154.50 to $155.46 per share. The weighted average price per share was $154.87. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

Read SEC document
May 12, 2020 Filed May 12, 2020 21:13 UTC SaleCommon Stock 2,223 $154.08 $342,519.84
Disclosure

SEC source: 0001111928-20-000084 · wf-form4_158931799050075.xml · nonDerivative · entry 9

Valentin Gapontsev Trust I · CIK 0001508155 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,492,507

F9 · price: The reported transaction involves sale transactions ranging from $153.49 to $154.49 per share. The weighted average price per share was $154.08. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

Read SEC document
May 12, 2020 Filed May 12, 2020 21:13 UTC SaleCommon Stock 1,300 $152.73 $198,549.00
Disclosure

SEC source: 0001111928-20-000084 · wf-form4_158931799050075.xml · nonDerivative · entry 8

Valentin Gapontsev Trust I · CIK 0001508155 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,494,730

F8 · price: The reported transaction involves sale transactions ranging from $152.42 to $153.22 per share. The weighted average price per share was $152.73. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

Read SEC document
May 12, 2020 Filed May 12, 2020 21:13 UTC SaleCommon Stock 1,969 $151.96 $299,209.24
Disclosure

SEC source: 0001111928-20-000084 · wf-form4_158931799050075.xml · nonDerivative · entry 7

Valentin Gapontsev Trust I · CIK 0001508155 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,496,030

F7 · price: The reported transaction involves sale transactions ranging from $151.39 to $152.35 per share. The weighted average price per share was $151.96. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

Read SEC document
May 12, 2020 Filed May 14, 2020 20:21 UTC
Mammen Timothy PVSVP, Chief Financial Officer
Exercise / conversionEmployee Stock Options (right to buy) · Derivative 14,200 $0.00 Strike: $71.77 $0.00
Disclosure

SEC source: 0001111928-20-000088 · wf-form4_158948764566868.xml · derivative · entry 7

Mammen Timothy PV · CIK 0001378546 · SVP, Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 14,200 shares

Expires 2024-02-27

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.

F6 · derivative.exercise_date: Grant of stock options vesting in one installment on March 1, 2018.

Read SEC document
May 12, 2020 Filed May 14, 2020 20:21 UTC
Mammen Timothy PVSVP, Chief Financial Officer
SaleCommon Stock 200 $155.77 $31,154.00
Disclosure

SEC source: 0001111928-20-000088 · wf-form4_158948764566868.xml · nonDerivative · entry 6

Mammen Timothy PV · CIK 0001378546 · SVP, Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,969

F5 · price: The reported transaction involves sale transactions ranging from $155.76 to $155.77 per share. The weighted average price per share was $155.77. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

Read SEC document
May 12, 2020 Filed May 14, 2020 20:21 UTC
Mammen Timothy PVSVP, Chief Financial Officer
SaleCommon Stock 4,827 $154.92 $747,798.84
Disclosure

SEC source: 0001111928-20-000088 · wf-form4_158948764566868.xml · nonDerivative · entry 5

Mammen Timothy PV · CIK 0001378546 · SVP, Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 44,169

F4 · price: The reported transaction involves sale transactions ranging from $154.52 to $155.50 per share. The weighted average price per share was $154.92. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

Read SEC document
May 12, 2020 Filed May 14, 2020 20:21 UTC
Mammen Timothy PVSVP, Chief Financial Officer
SaleCommon Stock 3,457 $154.05 $532,550.85
Disclosure

SEC source: 0001111928-20-000088 · wf-form4_158948764566868.xml · nonDerivative · entry 4

Mammen Timothy PV · CIK 0001378546 · SVP, Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,996

F3 · price: The reported transaction involves sale transactions ranging from $153.51 to $154.50 per share. The weighted average price per share was $154.05. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

Read SEC document
May 12, 2020 Filed May 14, 2020 20:21 UTC
Mammen Timothy PVSVP, Chief Financial Officer
SaleCommon Stock 2,306 $152.88 $352,541.28
Disclosure

SEC source: 0001111928-20-000088 · wf-form4_158948764566868.xml · nonDerivative · entry 3

Mammen Timothy PV · CIK 0001378546 · SVP, Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,453

F2 · price: The reported transaction involves sale transactions ranging from $152.43 to $153.42 per share. The weighted average price per share was $152.88. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

Read SEC document
May 12, 2020 Filed May 14, 2020 20:21 UTC
Mammen Timothy PVSVP, Chief Financial Officer
SaleCommon Stock 3,410 $152.03 $518,422.30
Disclosure

SEC source: 0001111928-20-000088 · wf-form4_158948764566868.xml · nonDerivative · entry 2

Mammen Timothy PV · CIK 0001378546 · SVP, Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 54,759

F1 · price: The reported transaction involves sale transactions ranging from $151.41 to $152.34 per share. The weighted average price per share was $152.03. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

Read SEC document
May 12, 2020 Filed May 14, 2020 20:21 UTC
Mammen Timothy PVSVP, Chief Financial Officer
Exercise / conversionCommon Stock 14,200 $71.77 $1,019,134.00
Disclosure

SEC source: 0001111928-20-000088 · wf-form4_158948764566868.xml · nonDerivative · entry 1

Mammen Timothy PV · CIK 0001378546 · SVP, Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,169

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
May 11, 2020 Filed May 12, 2020 21:49 UTC
Lopresti Angelo PSVP, Secretary & Gen Counsel · 10% owner
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 1,100 $0.00 Strike: $53.76 $0.00
Disclosure

SEC source: 0001111928-20-000086 · wf-form4_158932012794647.xml · derivative · entry 5

Lopresti Angelo P · CIK 0001378548 · SVP, Secretary & Gen Counsel · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,400

Underlying: Common Stock · 1,100 shares

Expires 2021-02-28

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.

F4 · derivative.exercise_date: Grant of stock options vesting 25% on March 31, 2015, June 30, 2015, September 30, 2015 and December 31, 2015.

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May 11, 2020 Filed May 12, 2020 21:49 UTC
Lopresti Angelo PSVP, Secretary & Gen Counsel · 10% owner
SaleCommon Stock 1,100 $155.02 $170,522.00
Disclosure

SEC source: 0001111928-20-000086 · wf-form4_158932012794647.xml · nonDerivative · entry 2

Lopresti Angelo P · CIK 0001378548 · SVP, Secretary & Gen Counsel · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,875

F2 · price: The reported transaction involves sale transactions ranging from $155.00 to $155.06 per share. The weighted average price per share was $155.02. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

F1 · acquired: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 12, 2019.

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May 11, 2020 Filed May 12, 2020 21:49 UTC
Lopresti Angelo PSVP, Secretary & Gen Counsel · 10% owner
Exercise / conversionCommon Stock 1,100 $53.76 $59,136.00
Disclosure

SEC source: 0001111928-20-000086 · wf-form4_158932012794647.xml · nonDerivative · entry 1

Lopresti Angelo P · CIK 0001378548 · SVP, Secretary & Gen Counsel · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,975

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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May 11, 2020 Filed May 12, 2020 21:13 UTC SaleCommon Stock 5,396 $154.32 $832,710.72
Disclosure

SEC source: 0001111928-20-000084 · wf-form4_158931799050075.xml · nonDerivative · entry 6

Valentin Gapontsev Trust I · CIK 0001508155 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,497,999

F6 · price: The reported transaction involves sale transactions ranging from $154.07 to $155.03 per share. The weighted average price per share was $154.32. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

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May 11, 2020 Filed May 12, 2020 21:13 UTC SaleCommon Stock 4,404 $153.72 $676,982.88
Disclosure

SEC source: 0001111928-20-000084 · wf-form4_158931799050075.xml · nonDerivative · entry 5

Valentin Gapontsev Trust I · CIK 0001508155 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,503,395

F5 · price: The reported transaction involves sale transactions ranging from $153.05 to $154.05 per share. The weighted average price per share was $153.72. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

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May 11, 2020 Filed May 12, 2020 21:13 UTC SaleCommon Stock 3,900 $152.60 $595,140.00
Disclosure

SEC source: 0001111928-20-000084 · wf-form4_158931799050075.xml · nonDerivative · entry 4

Valentin Gapontsev Trust I · CIK 0001508155 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,507,799

F4 · price: The reported transaction involves sale transactions ranging from $152.00 to $153.00 per share. The weighted average price per share was $152.60. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

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May 11, 2020 Filed May 12, 2020 21:13 UTC SaleCommon Stock 1,300 $151.37 $196,781.00
Disclosure

SEC source: 0001111928-20-000084 · wf-form4_158931799050075.xml · nonDerivative · entry 3

Valentin Gapontsev Trust I · CIK 0001508155 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,511,699

F3 · price: The reported transaction involves sale transactions ranging from $150.91 to $151.90 per share. The weighted average price per share was $151.37. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

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May 08, 2020 Filed May 12, 2020 21:13 UTC SaleCommon Stock 300 $152.34 $45,702.00
Disclosure

SEC source: 0001111928-20-000084 · wf-form4_158931799050075.xml · nonDerivative · entry 2

Valentin Gapontsev Trust I · CIK 0001508155 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,512,999

F2 · price: The reported transaction involves sale transactions ranging from $152.33 to $152.35 per share. The weighted average price per share was $152.34. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

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May 08, 2020 Filed May 12, 2020 21:13 UTC SaleCommon Stock 14,700 $151.78 $2,231,166.00
Disclosure

SEC source: 0001111928-20-000084 · wf-form4_158931799050075.xml · nonDerivative · entry 1

Valentin Gapontsev Trust I · CIK 0001508155 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,513,299

F1 · price: The reported transaction involves sale transactions ranging from $151.29 to $152.29 per share. The weighted average price per share was $151.78. The Reporting Person undertakes to provide upon request by the SEC staff, the Issuer or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

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May 07, 2020 Filed May 8, 2020 20:06 UTC
STUKALIN FELIX ISVP, North America Operations
Disposition to issuerEmployee Stock Option (right to buy) · Derivative 6,000 $0.00 Strike: $58.65 $0.00
Disclosure

SEC source: 0001111928-20-000082 · wf-form4_158896835177987.xml · derivative · entry 8

STUKALIN FELIX I · CIK 0001250469 · SVP, North America Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,000

Underlying: Common Stock · 6,000 shares

Expires 2022-02-13

F6 · derivative.exercise_date: Option vests in four quarterly installments commencing on March 31, 2016.

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May 07, 2020 Filed May 8, 2020 20:06 UTC
STUKALIN FELIX ISVP, North America Operations
Disposition to issuerEmployee Stock Option (right to buy) · Derivative 2,000 $0.00 Strike: $53.76 $0.00
Disclosure

SEC source: 0001111928-20-000082 · wf-form4_158896835177987.xml · derivative · entry 7

STUKALIN FELIX I · CIK 0001250469 · SVP, North America Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,000 shares

Expires 2021-02-28

F5 · derivative.exercise_date: Option vests in four quarterly installments commencing on March 31, 2015.

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May 07, 2020 Filed May 8, 2020 20:06 UTC
STUKALIN FELIX ISVP, North America Operations
SaleCommon Stock 514 $148.33 $76,241.62
Disclosure

SEC source: 0001111928-20-000082 · wf-form4_158896835177987.xml · nonDerivative · entry 6

STUKALIN FELIX I · CIK 0001250469 · SVP, North America Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,564

F4 · price: The reported transaction involves sale transactions ranging from $148.16 to $148.77 per share. The weighted average price per share was $148.33. The Reporting Person undertakes to provide upon request bythe SEC staff, the Issuer, or a security holder of the Issuer, information regarding the number of shares sold at each separate price.

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May 07, 2020 Filed May 8, 2020 20:06 UTC
STUKALIN FELIX ISVP, North America Operations
SaleCommon Stock 4,194 $147.53 $618,740.82
Disclosure

SEC source: 0001111928-20-000082 · wf-form4_158896835177987.xml · nonDerivative · entry 5

STUKALIN FELIX I · CIK 0001250469 · SVP, North America Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,078

F3 · price: The reported transaction involves sale transactions ranging from $147.11 to $148.10 per share. The weighted average price per share was $147.53. The Reporting Person undertakes to provide upon request bythe SEC staff, the Issuer, or a security holder of the Issuer, 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.