Tapewire

Nasdaq · USD

KRYS

Krystal Biotech, Inc.

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Tapewire entity
3500
SEC CIK
0001711279
Parsed reports
185

Last 12 months

Inside the activity.

0 purchase rows · 142 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202500
Dec 2025032
Jan 202600
Feb 2026031
Mar 2026021
Apr 202600
May 202601
Jun 2026023
Jul 202600
Aug 202608
Sep 2026026
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
February 24, 2026 Filed Feb 26, 2026 23:49 UTC SaleCommon Stock 11,673 $266.97 $3,116,310.46
Disclosure

SEC source: 0001711279-26-000021 · wk-form4_1772149785.xml · nonDerivative · entry 6

JANNEY DANIEL · CIK 0001198325 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,377

F6 · price: The transaction was executed in multiple trades ranging from $266.520 to $267.510. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
February 24, 2026 Filed Feb 26, 2026 23:49 UTC SaleCommon Stock 8,986 $266.18 $2,391,885.39
Disclosure

SEC source: 0001711279-26-000021 · wk-form4_1772149785.xml · nonDerivative · entry 5

JANNEY DANIEL · CIK 0001198325 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 23,050

F5 · price: The transaction was executed in multiple trades ranging from $265.520 to $266.510. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
February 24, 2026 Filed Feb 26, 2026 23:49 UTC SaleCommon Stock 3,557 $265.08 $942,878.18
Disclosure

SEC source: 0001711279-26-000021 · wk-form4_1772149785.xml · nonDerivative · entry 4

JANNEY DANIEL · CIK 0001198325 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 32,036

F4 · price: The transaction was executed in multiple trades ranging from $264.520 to $265.495. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
February 24, 2026 Filed Feb 26, 2026 23:49 UTC SaleCommon Stock 1,733 $264.12 $457,727.93
Disclosure

SEC source: 0001711279-26-000021 · wk-form4_1772149785.xml · nonDerivative · entry 3

JANNEY DANIEL · CIK 0001198325 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 35,593

F3 · price: The transaction was executed in multiple trades ranging from $263.510 to $264.450. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
February 24, 2026 Filed Feb 26, 2026 23:49 UTC SaleCommon Stock 569 $262.91 $149,594.08
Disclosure

SEC source: 0001711279-26-000021 · wk-form4_1772149785.xml · nonDerivative · entry 2

JANNEY DANIEL · CIK 0001198325 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 37,326

F2 · price: The transaction was executed in multiple trades ranging from $262.480 to $263.400. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
February 24, 2026 Filed Feb 26, 2026 23:49 UTC Exercise / conversionCommon Stock 37,895 $2.46 $93,221.70
Disclosure

SEC source: 0001711279-26-000021 · wk-form4_1772149785.xml · nonDerivative · entry 1

JANNEY DANIEL · CIK 0001198325 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 37,895

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 · kind: The option exercise and sale reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person. The Rule 10b5-1 trading plan was entered into on November 25, 2025, and will terminate on November 5, 2026, subject to early termination in accordance with the terms of the Rule 10b5-1 trading plan, including upon completion of the sale of all of the shares of the Company's common stock subject to the Rule 10b5-1 trading plan.

Read SEC document
February 19, 2026 Filed Feb 24, 2026 00:14 UTC
ROSSI DINO ADirector
Exercise / conversionStock Option (Right to Buy) · Derivative 18,950 $0.00 Strike: $8.79 $0.00
Disclosure

SEC source: 0001209059-26-000003 · wk-form4_1771892075.xml · derivative · entry 4

ROSSI DINO A · CIK 0001209059 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 18,950 shares

Expires 2027-05-31

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: The options vested ratably over a four-year period beginning on June 1, 2018.

Read SEC document
February 19, 2026 Filed Feb 24, 2026 00:14 UTC
ROSSI DINO ADirector
SaleCommon Stock 10,834 $262.10 $2,839,591.40
Disclosure

SEC source: 0001209059-26-000003 · wk-form4_1771892075.xml · nonDerivative · entry 3

ROSSI DINO A · CIK 0001209059 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 78,691

F1 · price: Multiple lots for the same price for this transaction have been combined.

Read SEC document
February 19, 2026 Filed Feb 24, 2026 00:14 UTC
ROSSI DINO ADirector
SaleCommon Stock 8,116 $260.49 $2,114,102.75
Disclosure

SEC source: 0001209059-26-000003 · wk-form4_1771892075.xml · nonDerivative · entry 2

ROSSI DINO A · CIK 0001209059 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 89,525

Read SEC document
February 19, 2026 Filed Feb 24, 2026 00:14 UTC
ROSSI DINO ADirector
Exercise / conversionCommon Stock 18,950 $8.79 $166,570.50
Disclosure

SEC source: 0001209059-26-000003 · wk-form4_1771892075.xml · nonDerivative · entry 1

ROSSI DINO A · CIK 0001209059 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,641

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
February 09, 2026 Filed Feb 11, 2026 19:08 UTC
ROMANO KATHRYNChief Accounting Officer
Exercise / conversionStock Option (Right to Buy) · Derivative 12,500 $0.00 Strike: $63.55 $0.00
Disclosure

SEC source: 0001711279-26-000011 · wk-form4_1770854928.xml · derivative · entry 10

ROMANO KATHRYN · CIK 0001801385 · Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 12,500

Underlying: Common Stock · 12,500 shares

Expires 2032-02-27

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.

F1 · kind: The option exercise and sale reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person. The Rule 10b5-1 trading plan started on November 6, 2025, and will terminate on August 31, 2026, subject to early termination in accordance with the terms of the Rule 10b5-1 trading plan, including upon completion of the sale of all of the shares of the Company's common stock subject to the Rule 10b5-1 trading plan.

F10 · derivative.exercise_date: The options vested ratably over a four-year period beginning on February 28, 2022.

Read SEC document
February 09, 2026 Filed Feb 11, 2026 19:08 UTC
ROMANO KATHRYNChief Accounting Officer
GiftCommon Stock 750 $0.00 $0.00
Disclosure

SEC source: 0001711279-26-000011 · wk-form4_1770854928.xml · nonDerivative · entry 9

ROMANO KATHRYN · CIK 0001801385 · Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 18,568

F9 · kind: Represents a bona fide gift of the Company's common stock to a charitable donor-advised fund.

Read SEC document
February 09, 2026 Filed Feb 11, 2026 19:08 UTC
ROMANO KATHRYNChief Accounting Officer
SaleCommon Stock 96 $277.88 $26,676.48
Disclosure

SEC source: 0001711279-26-000011 · wk-form4_1770854928.xml · nonDerivative · entry 8

ROMANO KATHRYN · CIK 0001801385 · Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 19,318

F8 · price: The transaction was executed in a single trade.

Read SEC document
February 09, 2026 Filed Feb 11, 2026 19:08 UTC
ROMANO KATHRYNChief Accounting Officer
SaleCommon Stock 400 $275.68 $110,272.00
Disclosure

SEC source: 0001711279-26-000011 · wk-form4_1770854928.xml · nonDerivative · entry 7

ROMANO KATHRYN · CIK 0001801385 · Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 19,414

F7 · price: The transaction was executed in multiple trades ranging from $275.445 to $275.930. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
February 09, 2026 Filed Feb 11, 2026 19:08 UTC
ROMANO KATHRYNChief Accounting Officer
SaleCommon Stock 552 $274.64 $151,600.62
Disclosure

SEC source: 0001711279-26-000011 · wk-form4_1770854928.xml · nonDerivative · entry 6

ROMANO KATHRYN · CIK 0001801385 · Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 19,814

F6 · price: The transaction was executed in multiple trades ranging from $274.305 to $274.815. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
February 09, 2026 Filed Feb 11, 2026 19:08 UTC
ROMANO KATHRYNChief Accounting Officer
SaleCommon Stock 928 $273.71 $254,000.56
Disclosure

SEC source: 0001711279-26-000011 · wk-form4_1770854928.xml · nonDerivative · entry 5

ROMANO KATHRYN · CIK 0001801385 · Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 20,366

F5 · price: The transaction was executed in multiple trades ranging from $273.160 to $274.095. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
February 09, 2026 Filed Feb 11, 2026 19:08 UTC
ROMANO KATHRYNChief Accounting Officer
SaleCommon Stock 2,824 $272.51 $769,562.31
Disclosure

SEC source: 0001711279-26-000011 · wk-form4_1770854928.xml · nonDerivative · entry 4

ROMANO KATHRYN · CIK 0001801385 · Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 21,294

F4 · price: The transaction was executed in multiple trades ranging from $272.1275 to $273.070. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
February 09, 2026 Filed Feb 11, 2026 19:08 UTC
ROMANO KATHRYNChief Accounting Officer
SaleCommon Stock 5,700 $271.66 $1,548,477.39
Disclosure

SEC source: 0001711279-26-000011 · wk-form4_1770854928.xml · nonDerivative · entry 3

ROMANO KATHRYN · CIK 0001801385 · Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 24,118

F3 · price: The transaction was executed in multiple trades ranging from $271.105 to $272.095. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
February 09, 2026 Filed Feb 11, 2026 19:08 UTC
ROMANO KATHRYNChief Accounting Officer
SaleCommon Stock 2,000 $270.56 $541,115.80
Disclosure

SEC source: 0001711279-26-000011 · wk-form4_1770854928.xml · nonDerivative · entry 2

ROMANO KATHRYN · CIK 0001801385 · Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 29,818

F2 · price: The transaction was executed in multiple trades ranging from $270.010 to $270.950. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
February 09, 2026 Filed Feb 11, 2026 19:08 UTC
ROMANO KATHRYNChief Accounting Officer
Exercise / conversionCommon Stock 12,500 $63.55 $794,375.00
Disclosure

SEC source: 0001711279-26-000011 · wk-form4_1770854928.xml · nonDerivative · entry 1

ROMANO KATHRYN · CIK 0001801385 · Chief Accounting Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 31,818

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 · kind: The option exercise and sale reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person. The Rule 10b5-1 trading plan started on November 6, 2025, and will terminate on August 31, 2026, subject to early termination in accordance with the terms of the Rule 10b5-1 trading plan, including upon completion of the sale of all of the shares of the Company's common stock subject to the Rule 10b5-1 trading plan.

Read SEC document
December 05, 2025 Filed Dec 5, 2025 23:56 UTC
Krishnan SumaDirector · President, R&D · 10% owner
GiftCommon Stock 5,000 $0.00 $0.00
Disclosure

SEC source: 0001298711-25-000013 · wk-form4_1764978975.xml · nonDerivative · entry 19

Krishnan Suma · CIK 0001298711 · Director · President, R&D · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Spouse

Disclosed balance after: 1,478,056

F21 · kind: Represents a bona fide gift of Krystal Biotech, Inc.'s Common Stock to a charitable donor-advised fund.

F13 · ownership.nature: Directly beneficially owned by Krish S. Krishnan, the spouse of the Reporting Person.

Read SEC document
December 05, 2025 Filed Dec 5, 2025 23:53 UTC
Krishnan Krish SDirector · President and CEO · 10% owner
GiftCommon Stock 5,000 $0.00 $0.00
Disclosure

SEC source: 0001298709-25-000013 · wk-form4_1764978821.xml · nonDerivative · entry 9

Krishnan Krish S · CIK 0001298709 · Director · President and CEO · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,478,056

F10 · kind: Represents a bona fide gift of Krystal Biotech, Inc.'s Common Stock to a charitable donor-advised fund.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:56 UTC
Krishnan SumaDirector · President, R&D · 10% owner
SaleCommon Stock 700 $222.20 $155,539.02
Disclosure

SEC source: 0001298711-25-000013 · wk-form4_1764978975.xml · nonDerivative · entry 18

Krishnan Suma · CIK 0001298711 · Director · President, R&D · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Spouse

Disclosed balance after: 1,483,056

F11 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse, Krish S. Krishnan, on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F20 · price: The transaction was executed in multiple trades ranging from $222.14 to $222.30. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

F13 · ownership.nature: Directly beneficially owned by Krish S. Krishnan, the spouse of the Reporting Person.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:56 UTC
Krishnan SumaDirector · President, R&D · 10% owner
SaleCommon Stock 10,505 $221.78 $2,329,771.59
Disclosure

SEC source: 0001298711-25-000013 · wk-form4_1764978975.xml · nonDerivative · entry 17

Krishnan Suma · CIK 0001298711 · Director · President, R&D · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Spouse

Disclosed balance after: 1,483,756

F11 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse, Krish S. Krishnan, on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F19 · price: The transaction was executed in multiple trades ranging from $221.14 to $222.11. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

F13 · ownership.nature: Directly beneficially owned by Krish S. Krishnan, the spouse of the Reporting Person.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:56 UTC
Krishnan SumaDirector · President, R&D · 10% owner
SaleCommon Stock 2,625 $220.34 $578,394.60
Disclosure

SEC source: 0001298711-25-000013 · wk-form4_1764978975.xml · nonDerivative · entry 16

Krishnan Suma · CIK 0001298711 · Director · President, R&D · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Spouse

Disclosed balance after: 1,494,261

F11 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse, Krish S. Krishnan, on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F18 · price: The transaction was executed in multiple trades ranging from $220.14 to $221.11. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

F13 · ownership.nature: Directly beneficially owned by Krish S. Krishnan, the spouse of the Reporting Person.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:56 UTC
Krishnan SumaDirector · President, R&D · 10% owner
SaleCommon Stock 5,693 $219.53 $1,249,803.08
Disclosure

SEC source: 0001298711-25-000013 · wk-form4_1764978975.xml · nonDerivative · entry 15

Krishnan Suma · CIK 0001298711 · Director · President, R&D · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Spouse

Disclosed balance after: 1,496,886

F11 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse, Krish S. Krishnan, on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F17 · price: The transaction was executed in multiple trades ranging from $219.14 to $220.13. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

F13 · ownership.nature: Directly beneficially owned by Krish S. Krishnan, the spouse of the Reporting Person.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:56 UTC
Krishnan SumaDirector · President, R&D · 10% owner
SaleCommon Stock 2,577 $218.72 $563,637.83
Disclosure

SEC source: 0001298711-25-000013 · wk-form4_1764978975.xml · nonDerivative · entry 14

Krishnan Suma · CIK 0001298711 · Director · President, R&D · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Spouse

Disclosed balance after: 1,502,579

F11 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse, Krish S. Krishnan, on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F16 · price: The transaction was executed in multiple trades ranging from $218.11 to $219.07. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

F13 · ownership.nature: Directly beneficially owned by Krish S. Krishnan, the spouse of the Reporting Person.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:56 UTC
Krishnan SumaDirector · President, R&D · 10% owner
SaleCommon Stock 1,600 $217.04 $347,271.68
Disclosure

SEC source: 0001298711-25-000013 · wk-form4_1764978975.xml · nonDerivative · entry 13

Krishnan Suma · CIK 0001298711 · Director · President, R&D · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Spouse

Disclosed balance after: 1,505,156

F11 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse, Krish S. Krishnan, on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F15 · price: The transaction was executed in multiple trades ranging from $216.73 to $217.63. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

F13 · ownership.nature: Directly beneficially owned by Krish S. Krishnan, the spouse of the Reporting Person.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:56 UTC
Krishnan SumaDirector · President, R&D · 10% owner
SaleCommon Stock 344 $215.48 $74,125.60
Disclosure

SEC source: 0001298711-25-000013 · wk-form4_1764978975.xml · nonDerivative · entry 12

Krishnan Suma · CIK 0001298711 · Director · President, R&D · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Spouse

Disclosed balance after: 1,506,756

F11 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse, Krish S. Krishnan, on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F14 · price: The transaction was executed in multiple trades ranging from $214.99 to $215.80. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

F13 · ownership.nature: Directly beneficially owned by Krish S. Krishnan, the spouse of the Reporting Person.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:56 UTC
Krishnan SumaDirector · President, R&D · 10% owner
SaleCommon Stock 956 $214.28 $204,851.39
Disclosure

SEC source: 0001298711-25-000013 · wk-form4_1764978975.xml · nonDerivative · entry 11

Krishnan Suma · CIK 0001298711 · Director · President, R&D · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Spouse

Disclosed balance after: 1,507,100

F11 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse, Krish S. Krishnan, on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F12 · price: The transaction was executed in multiple trades ranging from $213.93 to $214.67. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

F13 · ownership.nature: Directly beneficially owned by Krish S. Krishnan, the spouse of the Reporting Person.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:56 UTC
Krishnan SumaDirector · President, R&D · 10% owner
SaleCommon Stock 200 $222.38 $44,475.00
Disclosure

SEC source: 0001298711-25-000013 · wk-form4_1764978975.xml · nonDerivative · entry 8

Krishnan Suma · CIK 0001298711 · Director · President, R&D · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,413,711

F1 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F9 · price: The transaction was executed in multiple trades ranging from $222.34 to $222.41. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:56 UTC
Krishnan SumaDirector · President, R&D · 10% owner
SaleCommon Stock 10,461 $221.82 $2,320,470.53
Disclosure

SEC source: 0001298711-25-000013 · wk-form4_1764978975.xml · nonDerivative · entry 7

Krishnan Suma · CIK 0001298711 · Director · President, R&D · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,413,911

F1 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F8 · price: The transaction was executed in multiple trades ranging from $221.21 to $222.15. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:56 UTC
Krishnan SumaDirector · President, R&D · 10% owner
SaleCommon Stock 2,627 $220.52 $579,300.52
Disclosure

SEC source: 0001298711-25-000013 · wk-form4_1764978975.xml · nonDerivative · entry 6

Krishnan Suma · CIK 0001298711 · Director · President, R&D · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,424,372

F1 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F7 · price: The transaction was executed in multiple trades ranging from $220.21 to $221.18. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:56 UTC
Krishnan SumaDirector · President, R&D · 10% owner
SaleCommon Stock 5,419 $219.68 $1,190,422.62
Disclosure

SEC source: 0001298711-25-000013 · wk-form4_1764978975.xml · nonDerivative · entry 5

Krishnan Suma · CIK 0001298711 · Director · President, R&D · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,426,999

F1 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F6 · price: The transaction was executed in multiple trades ranging from $219.21 to $220.20. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:56 UTC
Krishnan SumaDirector · President, R&D · 10% owner
SaleCommon Stock 3,593 $218.83 $786,244.69
Disclosure

SEC source: 0001298711-25-000013 · wk-form4_1764978975.xml · nonDerivative · entry 4

Krishnan Suma · CIK 0001298711 · Director · President, R&D · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,432,418

F1 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F5 · price: The transaction was executed in multiple trades ranging from $218.21 to $219.20. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:56 UTC
Krishnan SumaDirector · President, R&D · 10% owner
SaleCommon Stock 1,400 $216.97 $303,753.52
Disclosure

SEC source: 0001298711-25-000013 · wk-form4_1764978975.xml · nonDerivative · entry 3

Krishnan Suma · CIK 0001298711 · Director · President, R&D · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,436,011

F1 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F4 · price: The transaction was executed in multiple trades ranging from $216.60 to $217.53. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:56 UTC
Krishnan SumaDirector · President, R&D · 10% owner
SaleCommon Stock 600 $215.49 $129,295.98
Disclosure

SEC source: 0001298711-25-000013 · wk-form4_1764978975.xml · nonDerivative · entry 2

Krishnan Suma · CIK 0001298711 · Director · President, R&D · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,437,411

F1 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F3 · price: The transaction was executed in multiple trades ranging from $215.34 to $215.80. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:56 UTC
Krishnan SumaDirector · President, R&D · 10% owner
SaleCommon Stock 700 $214.25 $149,975.21
Disclosure

SEC source: 0001298711-25-000013 · wk-form4_1764978975.xml · nonDerivative · entry 1

Krishnan Suma · CIK 0001298711 · Director · President, R&D · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,438,011

F1 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F2 · price: The transaction was executed in multiple trades ranging from $213.87 to $214.68. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:53 UTC
Krishnan Krish SDirector · President and CEO · 10% owner
SaleCommon Stock 200 $222.38 $44,475.00
Disclosure

SEC source: 0001298709-25-000013 · wk-form4_1764978821.xml · nonDerivative · entry 19

Krishnan Krish S · CIK 0001298709 · Director · President and CEO · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Spouse

Disclosed balance after: 1,413,711

F12 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse, Suma M. Krishnan, on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F21 · price: The transaction was executed in multiple trades ranging from $222.34 to $222.41. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

F14 · ownership.nature: Directly beneficially owned by Suma M. Krishnan, the spouse of the Reporting Person.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:53 UTC
Krishnan Krish SDirector · President and CEO · 10% owner
SaleCommon Stock 10,461 $221.82 $2,320,470.53
Disclosure

SEC source: 0001298709-25-000013 · wk-form4_1764978821.xml · nonDerivative · entry 18

Krishnan Krish S · CIK 0001298709 · Director · President and CEO · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Spouse

Disclosed balance after: 1,413,911

F12 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse, Suma M. Krishnan, on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F20 · price: The transaction was executed in multiple trades ranging from $221.21 to $222.15. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

F14 · ownership.nature: Directly beneficially owned by Suma M. Krishnan, the spouse of the Reporting Person.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:53 UTC
Krishnan Krish SDirector · President and CEO · 10% owner
SaleCommon Stock 2,627 $220.52 $579,300.52
Disclosure

SEC source: 0001298709-25-000013 · wk-form4_1764978821.xml · nonDerivative · entry 17

Krishnan Krish S · CIK 0001298709 · Director · President and CEO · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Spouse

Disclosed balance after: 1,424,372

F12 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse, Suma M. Krishnan, on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F19 · price: The transaction was executed in multiple trades ranging from $220.21 to $221.18. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

F14 · ownership.nature: Directly beneficially owned by Suma M. Krishnan, the spouse of the Reporting Person.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:53 UTC
Krishnan Krish SDirector · President and CEO · 10% owner
SaleCommon Stock 5,419 $219.68 $1,190,422.62
Disclosure

SEC source: 0001298709-25-000013 · wk-form4_1764978821.xml · nonDerivative · entry 16

Krishnan Krish S · CIK 0001298709 · Director · President and CEO · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Spouse

Disclosed balance after: 1,426,999

F12 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse, Suma M. Krishnan, on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F18 · price: The transaction was executed in multiple trades ranging from $219.21 to $220.20. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

F14 · ownership.nature: Directly beneficially owned by Suma M. Krishnan, the spouse of the Reporting Person.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:53 UTC
Krishnan Krish SDirector · President and CEO · 10% owner
SaleCommon Stock 3,593 $218.83 $786,244.69
Disclosure

SEC source: 0001298709-25-000013 · wk-form4_1764978821.xml · nonDerivative · entry 15

Krishnan Krish S · CIK 0001298709 · Director · President and CEO · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Spouse

Disclosed balance after: 1,432,418

F12 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse, Suma M. Krishnan, on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F17 · price: The transaction was executed in multiple trades ranging from $218.21 to $219.20. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

F14 · ownership.nature: Directly beneficially owned by Suma M. Krishnan, the spouse of the Reporting Person.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:53 UTC
Krishnan Krish SDirector · President and CEO · 10% owner
SaleCommon Stock 1,400 $216.97 $303,753.52
Disclosure

SEC source: 0001298709-25-000013 · wk-form4_1764978821.xml · nonDerivative · entry 14

Krishnan Krish S · CIK 0001298709 · Director · President and CEO · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Spouse

Disclosed balance after: 1,436,011

F12 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse, Suma M. Krishnan, on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F16 · price: The transaction was executed in multiple trades ranging from $216.60 to $217.53. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

F14 · ownership.nature: Directly beneficially owned by Suma M. Krishnan, the spouse of the Reporting Person.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:53 UTC
Krishnan Krish SDirector · President and CEO · 10% owner
SaleCommon Stock 600 $215.49 $129,295.98
Disclosure

SEC source: 0001298709-25-000013 · wk-form4_1764978821.xml · nonDerivative · entry 13

Krishnan Krish S · CIK 0001298709 · Director · President and CEO · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Spouse

Disclosed balance after: 1,437,411

F12 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse, Suma M. Krishnan, on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F15 · price: The transaction was executed in multiple trades ranging from $215.34 to $215.80. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

F14 · ownership.nature: Directly beneficially owned by Suma M. Krishnan, the spouse of the Reporting Person.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:53 UTC
Krishnan Krish SDirector · President and CEO · 10% owner
SaleCommon Stock 700 $214.25 $149,975.21
Disclosure

SEC source: 0001298709-25-000013 · wk-form4_1764978821.xml · nonDerivative · entry 12

Krishnan Krish S · CIK 0001298709 · Director · President and CEO · 10% owner

10b5-1 filing: Plan reported

Ownership: Indirect · By Spouse

Disclosed balance after: 1,438,011

F12 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person's spouse, Suma M. Krishnan, on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F13 · price: The transaction was executed in multiple trades ranging from $213.87 to $214.68. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

F14 · ownership.nature: Directly beneficially owned by Suma M. Krishnan, the spouse of the Reporting Person.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:53 UTC
Krishnan Krish SDirector · President and CEO · 10% owner
SaleCommon Stock 700 $222.20 $155,539.02
Disclosure

SEC source: 0001298709-25-000013 · wk-form4_1764978821.xml · nonDerivative · entry 8

Krishnan Krish S · CIK 0001298709 · Director · President and CEO · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,483,056

F1 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F9 · price: The transaction was executed in multiple trades ranging from $222.14 to $222.30. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:53 UTC
Krishnan Krish SDirector · President and CEO · 10% owner
SaleCommon Stock 10,505 $221.78 $2,329,771.59
Disclosure

SEC source: 0001298709-25-000013 · wk-form4_1764978821.xml · nonDerivative · entry 7

Krishnan Krish S · CIK 0001298709 · Director · President and CEO · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,483,756

F1 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F8 · price: The transaction was executed in multiple trades ranging from $221.14 to $222.11. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:53 UTC
Krishnan Krish SDirector · President and CEO · 10% owner
SaleCommon Stock 2,625 $220.34 $578,394.60
Disclosure

SEC source: 0001298709-25-000013 · wk-form4_1764978821.xml · nonDerivative · entry 6

Krishnan Krish S · CIK 0001298709 · Director · President and CEO · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,494,261

F1 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F7 · price: The transaction was executed in multiple trades ranging from $220.14 to $221.11. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document
December 04, 2025 Filed Dec 5, 2025 23:53 UTC
Krishnan Krish SDirector · President and CEO · 10% owner
SaleCommon Stock 5,693 $219.55 $1,249,916.94
Disclosure

SEC source: 0001298709-25-000013 · wk-form4_1764978821.xml · nonDerivative · entry 5

Krishnan Krish S · CIK 0001298709 · Director · President and CEO · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,496,886

F1 · shares: The sales reported were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 4, 2025. The Rule 10b5-1 trading plan started on December 4, 2025 and will terminate on December 4, 2026, or earlier upon completion of the sale of the maximum number of shares of Common Stock subject to the Rule 10b5-1 trading plan.

F6 · price: The transaction was executed in multiple trades ranging from $219.14 to $220.13. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein.

Read SEC document

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