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Nasdaq · USD

PTCT

PTC THERAPEUTICS, INC.

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3803
SEC CIK
0001070081
Parsed reports
477

Last 12 months

Inside the activity.

0 purchase rows · 202 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 2025039
Dec 2025021
Jan 2026042
Feb 2026014
Mar 202606
Apr 202607
May 2026010
Jun 2026018
Jul 2026020
Aug 2026012
Sep 202608
Oct 202605

Latest available

Insider transactions

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
October 09, 2026 Filed Oct 13, 2026 21:20 UTC
Boulding Mark ElliottEXEC. VP AND CLO
Exercise / conversionStock Option (Right to Buy) · Derivative 192 $0.00 Strike: $39.42 $0.00
Disclosure

SEC source: 0001578852-26-000026 · form4-10132026_051001.xml · derivative · entry 3

Boulding Mark Elliott · CIK 0001578852 · EXEC. VP AND CLO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,267

Underlying: Common Stock · 192 shares

Expires 2033-01-04

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: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on September 10, 2025.

F3 · derivative.exercise_date: This option was granted on January 5, 2023, and vests over four years, with 25% of the shares underlying the option vesting on January 5, 2024, and an additional 6.25% of the original number of shares underlying the option vesting at the end of each successive three-month period thereafter, beginning on April 5, 2024.

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October 09, 2026 Filed Oct 13, 2026 21:20 UTC
Boulding Mark ElliottEXEC. VP AND CLO
SaleCommon Stock 192 $64.26 $12,337.92
Disclosure

SEC source: 0001578852-26-000026 · form4-10132026_051001.xml · nonDerivative · entry 2

Boulding Mark Elliott · CIK 0001578852 · EXEC. VP AND CLO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 105,272

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on September 10, 2025.

F2 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $64.00 to $64.70 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

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October 09, 2026 Filed Oct 13, 2026 21:20 UTC
Boulding Mark ElliottEXEC. VP AND CLO
Exercise / conversionCommon Stock 192 $39.42 $7,568.64
Disclosure

SEC source: 0001578852-26-000026 · form4-10132026_051001.xml · nonDerivative · entry 1

Boulding Mark Elliott · CIK 0001578852 · EXEC. VP AND CLO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 105,464

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: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on September 10, 2025.

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October 07, 2026 Filed Oct 9, 2026 21:20 UTC SaleCommon Stock 53 $63.95 $3,389.35
Disclosure

SEC source: 0001288952-26-000014 · form4-10092026_051001.xml · nonDerivative · entry 3

SCHMERTZLER MICHAEL · CIK 0001288952 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · See footnote

Disclosed balance after: 1,294,094

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by Section Six Partners, L.P., of which the Reporting Person is a general partner and limited partner, on May 14, 2026.

F3 · ownership.nature: Represents shares of common stock held by Section Six Partners, L.P. The Reporting Person is a general and limited partner of Section Six Partners, L.P. The Reporting Person disclaims beneficial ownership of the shares of common stock held by Section Six Partners, L.P. except to the extent of his pecuniary interest therein.

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October 07, 2026 Filed Oct 9, 2026 21:20 UTC SaleCommon Stock 2,447 $63.38 $155,090.86
Disclosure

SEC source: 0001288952-26-000014 · form4-10092026_051001.xml · nonDerivative · entry 2

SCHMERTZLER MICHAEL · CIK 0001288952 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · See footnote

Disclosed balance after: 1,294,147

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by Section Six Partners, L.P., of which the Reporting Person is a general partner and limited partner, on May 14, 2026.

F2 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $62.89 to $63.88 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: Represents shares of common stock held by Section Six Partners, L.P. The Reporting Person is a general and limited partner of Section Six Partners, L.P. The Reporting Person disclaims beneficial ownership of the shares of common stock held by Section Six Partners, L.P. except to the extent of his pecuniary interest therein.

Read SEC document
October 06, 2026 Filed Oct 7, 2026 21:20 UTC
Boulding Mark ElliottEXEC. VP AND CLO
Exercise / conversionStock Option (Right to Buy) · Derivative 435 $0.00 Strike: $39.42 $0.00
Disclosure

SEC source: 0001578852-26-000024 · form4-10072026_051001.xml · derivative · entry 6

Boulding Mark Elliott · CIK 0001578852 · EXEC. VP AND CLO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,459

Underlying: Common Stock · 435 shares

Expires 2033-01-04

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: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on September 10, 2025.

F4 · derivative.exercise_date: This option was granted on January 5, 2023, and vests over four years, with 25% of the shares underlying the option vesting on January 5, 2024, and an additional 6.25% of the original number of shares underlying the option vesting at the end of each successive three-month period thereafter, beginning on April 5, 2024.

Read SEC document
October 06, 2026 Filed Oct 7, 2026 21:20 UTC
Boulding Mark ElliottEXEC. VP AND CLO
SaleCommon Stock 435 $64.16 $27,909.60
Disclosure

SEC source: 0001578852-26-000024 · form4-10072026_051001.xml · nonDerivative · entry 4

Boulding Mark Elliott · CIK 0001578852 · EXEC. VP AND CLO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 105,272

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on September 10, 2025.

F3 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $64.00 to $64.90 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

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October 06, 2026 Filed Oct 7, 2026 21:20 UTC
Boulding Mark ElliottEXEC. VP AND CLO
Exercise / conversionCommon Stock 435 $39.42 $17,147.70
Disclosure

SEC source: 0001578852-26-000024 · form4-10072026_051001.xml · nonDerivative · entry 3

Boulding Mark Elliott · CIK 0001578852 · EXEC. VP AND CLO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 105,707

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: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on September 10, 2025.

Read SEC document
October 05, 2026 Filed Oct 7, 2026 21:20 UTC
Boulding Mark ElliottEXEC. VP AND CLO
Exercise / conversionStock Option (Right to Buy) · Derivative 1,638 $0.00 Strike: $39.42 $0.00
Disclosure

SEC source: 0001578852-26-000024 · form4-10072026_051001.xml · derivative · entry 5

Boulding Mark Elliott · CIK 0001578852 · EXEC. VP AND CLO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,894

Underlying: Common Stock · 1,638 shares

Expires 2033-01-04

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: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on September 10, 2025.

F4 · derivative.exercise_date: This option was granted on January 5, 2023, and vests over four years, with 25% of the shares underlying the option vesting on January 5, 2024, and an additional 6.25% of the original number of shares underlying the option vesting at the end of each successive three-month period thereafter, beginning on April 5, 2024.

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October 05, 2026 Filed Oct 7, 2026 21:20 UTC
Boulding Mark ElliottEXEC. VP AND CLO
SaleCommon Stock 1,638 $64.03 $104,881.14
Disclosure

SEC source: 0001578852-26-000024 · form4-10072026_051001.xml · nonDerivative · entry 2

Boulding Mark Elliott · CIK 0001578852 · EXEC. VP AND CLO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 105,272

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on September 10, 2025.

F2 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $64.00 to $64.34 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

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October 05, 2026 Filed Oct 7, 2026 21:20 UTC
Boulding Mark ElliottEXEC. VP AND CLO
Exercise / conversionCommon Stock 1,638 $39.42 $64,569.96
Disclosure

SEC source: 0001578852-26-000024 · form4-10072026_051001.xml · nonDerivative · entry 1

Boulding Mark Elliott · CIK 0001578852 · EXEC. VP AND CLO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 106,910

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: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on September 10, 2025.

Read SEC document
September 30, 2026 Filed Oct 2, 2026 21:20 UTC Exercise / conversionStock Option (Right to Buy) · Derivative 12,000 $0.00 Strike: $11.23 $0.00
Disclosure

SEC source: 0001269131-26-000005 · form4-10022026_051001.xml · derivative · entry 3

STEELE GLENN JR MD PHD · CIK 0001269131 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 12,000 shares

Expires 2027-01-02

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: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on March 9, 2026

F2 · derivative.exercise_date: Currently exercisable.

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September 30, 2026 Filed Oct 2, 2026 21:20 UTC SaleCommon Stock 12,000 $65.16 $781,920.00
Disclosure

SEC source: 0001269131-26-000005 · form4-10022026_051001.xml · nonDerivative · entry 2

STEELE GLENN JR MD PHD · CIK 0001269131 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 22,500

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on March 9, 2026

Read SEC document
September 30, 2026 Filed Oct 2, 2026 21:20 UTC Exercise / conversionCommon Stock 12,000 $11.23 $134,760.00
Disclosure

SEC source: 0001269131-26-000005 · form4-10022026_051001.xml · nonDerivative · entry 1

STEELE GLENN JR MD PHD · CIK 0001269131 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 34,500

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: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on March 9, 2026

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September 17, 2026 Filed Sep 18, 2026 21:20 UTC SaleCommon Stock 376 $68.45 $25,737.20
Disclosure

SEC source: 0001288952-26-000012 · form4-09182026_050902.xml · nonDerivative · entry 5

SCHMERTZLER MICHAEL · CIK 0001288952 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · See footnote

Disclosed balance after: 1,296,594

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by Section Six Partners, L.P., of which the Reporting Person is a general partner and limited partner, on May 14, 2026.

F6 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $68.35 to $68.84 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

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September 17, 2026 Filed Sep 18, 2026 21:20 UTC SaleCommon Stock 9,624 $67.83 $652,795.92
Disclosure

SEC source: 0001288952-26-000012 · form4-09182026_050902.xml · nonDerivative · entry 4

SCHMERTZLER MICHAEL · CIK 0001288952 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · See footnote

Disclosed balance after: 1,296,970

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by Section Six Partners, L.P., of which the Reporting Person is a general partner and limited partner, on May 14, 2026.

F5 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $67.27 to $68.10 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: Represents shares of common stock held by Section Six Partners, L.P. The Reporting Person is a general and limited partner of Section Six Partners, L.P. The Reporting Person disclaims beneficial ownership of the shares of common stock held by Section Six Partners, L.P. except to the extent of his pecuniary interest therein.

Read SEC document
September 16, 2026 Filed Sep 18, 2026 21:20 UTC SaleCommon Stock 7,006 $67.35 $471,854.10
Disclosure

SEC source: 0001288952-26-000012 · form4-09182026_050902.xml · nonDerivative · entry 3

SCHMERTZLER MICHAEL · CIK 0001288952 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · See footnote

Disclosed balance after: 1,306,594

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by Section Six Partners, L.P., of which the Reporting Person is a general partner and limited partner, on May 14, 2026.

F4 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $66.99 to $67.72 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: Represents shares of common stock held by Section Six Partners, L.P. The Reporting Person is a general and limited partner of Section Six Partners, L.P. The Reporting Person disclaims beneficial ownership of the shares of common stock held by Section Six Partners, L.P. except to the extent of his pecuniary interest therein.

Read SEC document
September 16, 2026 Filed Sep 18, 2026 21:20 UTC SaleCommon Stock 2,994 $66.58 $199,340.52
Disclosure

SEC source: 0001288952-26-000012 · form4-09182026_050902.xml · nonDerivative · entry 2

SCHMERTZLER MICHAEL · CIK 0001288952 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · See footnote

Disclosed balance after: 1,313,600

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by Section Six Partners, L.P., of which the Reporting Person is a general partner and limited partner, on May 14, 2026.

F2 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $65.99 to $66.96 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: Represents shares of common stock held by Section Six Partners, L.P. The Reporting Person is a general and limited partner of Section Six Partners, L.P. The Reporting Person disclaims beneficial ownership of the shares of common stock held by Section Six Partners, L.P. except to the extent of his pecuniary interest therein.

Read SEC document
September 10, 2026 Filed Sep 11, 2026 21:20 UTC SaleCommon Stock 10,000 $67.34 $673,400.00
Disclosure

SEC source: 0001288952-26-000008 · form4-09112026_050901.xml · nonDerivative · entry 3

SCHMERTZLER MICHAEL · CIK 0001288952 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · See footnote

Disclosed balance after: 1,316,594

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by Section Six Partners, L.P., of which the Reporting Person is a general partner and limited partner, on May 14, 2026.

F5 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $66.84 to $67.66 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: Represents shares of common stock held by Section Six Partners, L.P. The Reporting Person is a general and limited partner of Section Six Partners, L.P. The Reporting Person disclaims beneficial ownership of the shares of common stock held by Section Six Partners, L.P. except to the extent of his pecuniary interest therein.

Read SEC document
September 09, 2026 Filed Sep 11, 2026 21:20 UTC SaleCommon Stock 572 $68.67 $39,279.24
Disclosure

SEC source: 0001288952-26-000008 · form4-09112026_050901.xml · nonDerivative · entry 2

SCHMERTZLER MICHAEL · CIK 0001288952 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · See footnote

Disclosed balance after: 1,326,594

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by Section Six Partners, L.P., of which the Reporting Person is a general partner and limited partner, on May 14, 2026.

F4 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $68.54 to $68.76 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: Represents shares of common stock held by Section Six Partners, L.P. The Reporting Person is a general and limited partner of Section Six Partners, L.P. The Reporting Person disclaims beneficial ownership of the shares of common stock held by Section Six Partners, L.P. except to the extent of his pecuniary interest therein.

Read SEC document
September 09, 2026 Filed Sep 11, 2026 21:20 UTC SaleCommon Stock 9,428 $67.79 $639,124.12
Disclosure

SEC source: 0001288952-26-000008 · form4-09112026_050901.xml · nonDerivative · entry 1

SCHMERTZLER MICHAEL · CIK 0001288952 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · See footnote

Disclosed balance after: 1,327,166

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by Section Six Partners, L.P., of which the Reporting Person is a general partner and limited partner, on May 14, 2026.

F2 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $67.54 to $68.52 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: Represents shares of common stock held by Section Six Partners, L.P. The Reporting Person is a general and limited partner of Section Six Partners, L.P. The Reporting Person disclaims beneficial ownership of the shares of common stock held by Section Six Partners, L.P. except to the extent of his pecuniary interest therein.

Read SEC document
August 27, 2026 Filed Aug 28, 2026 17:20 UTC SaleCommon Stock 610 $72.22 $44,054.20
Disclosure

SEC source: 0001288952-26-000006 · form4-08282026_050802.xml · nonDerivative · entry 5

SCHMERTZLER MICHAEL · CIK 0001288952 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · See footnote

Disclosed balance after: 1,336,594

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by Section Six Partners, L.P., of which the Reporting Person is a general partner and limited partner, on May 14, 2026.

F6 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $72.11 to $72.25 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: Represents shares of common stock held by Section Six Partners, L.P. The Reporting Person is a general and limited partner of Section Six Partners, L.P. The Reporting Person disclaims beneficial ownership of the shares of common stock held by Section Six Partners, L.P. except to the extent of his pecuniary interest therein.

Read SEC document
August 27, 2026 Filed Aug 28, 2026 17:20 UTC SaleCommon Stock 11,890 $71.55 $850,729.50
Disclosure

SEC source: 0001288952-26-000006 · form4-08282026_050802.xml · nonDerivative · entry 4

SCHMERTZLER MICHAEL · CIK 0001288952 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · See footnote

Disclosed balance after: 1,337,204

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by Section Six Partners, L.P., of which the Reporting Person is a general partner and limited partner, on May 14, 2026.

F5 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $70.94 to $71.92 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: Represents shares of common stock held by Section Six Partners, L.P. The Reporting Person is a general and limited partner of Section Six Partners, L.P. The Reporting Person disclaims beneficial ownership of the shares of common stock held by Section Six Partners, L.P. except to the extent of his pecuniary interest therein.

Read SEC document
August 26, 2026 Filed Aug 28, 2026 17:20 UTC SaleCommon Stock 5,626 $73.18 $411,710.68
Disclosure

SEC source: 0001288952-26-000006 · form4-08282026_050802.xml · nonDerivative · entry 3

SCHMERTZLER MICHAEL · CIK 0001288952 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · See footnote

Disclosed balance after: 1,349,094

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by Section Six Partners, L.P., of which the Reporting Person is a general partner and limited partner, on May 14, 2026.

F4 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $73.02 to $73.40 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: Represents shares of common stock held by Section Six Partners, L.P. The Reporting Person is a general and limited partner of Section Six Partners, L.P. The Reporting Person disclaims beneficial ownership of the shares of common stock held by Section Six Partners, L.P. except to the extent of his pecuniary interest therein.

Read SEC document
August 26, 2026 Filed Aug 28, 2026 17:20 UTC SaleCommon Stock 6,874 $72.74 $500,014.76
Disclosure

SEC source: 0001288952-26-000006 · form4-08282026_050802.xml · nonDerivative · entry 2

SCHMERTZLER MICHAEL · CIK 0001288952 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · See footnote

Disclosed balance after: 1,354,720

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by Section Six Partners, L.P., of which the Reporting Person is a general partner and limited partner, on May 14, 2026.

F2 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $72.02 to $73.01 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: Represents shares of common stock held by Section Six Partners, L.P. The Reporting Person is a general and limited partner of Section Six Partners, L.P. The Reporting Person disclaims beneficial ownership of the shares of common stock held by Section Six Partners, L.P. except to the extent of his pecuniary interest therein.

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August 20, 2026 Filed Aug 21, 2026 21:20 UTC SaleCommon Stock 691 $72.92 $50,387.72
Disclosure

SEC source: 0001288952-26-000004 · form4-08212026_050801.xml · nonDerivative · entry 6

SCHMERTZLER MICHAEL · CIK 0001288952 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · See footnote

Disclosed balance after: 1,361,594

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by Section Six Partners, L.P., of which the Reporting Person is a general partner and limited partner, on May 14, 2026

F7 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $72.60 to $73.48 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: Represents shares of common stock held by Section Six Partners, L.P. The Reporting Person is a general and limited partner of Section Six Partners, L.P. The Reporting Person disclaims beneficial ownership of the shares of common stock held by Section Six Partners, L.P. except to the extent of his pecuniary interest therein.

Read SEC document
August 20, 2026 Filed Aug 21, 2026 21:20 UTC SaleCommon Stock 2,390 $71.88 $171,793.20
Disclosure

SEC source: 0001288952-26-000004 · form4-08212026_050801.xml · nonDerivative · entry 5

SCHMERTZLER MICHAEL · CIK 0001288952 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · See footnote

Disclosed balance after: 1,362,285

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by Section Six Partners, L.P., of which the Reporting Person is a general partner and limited partner, on May 14, 2026

F6 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $71.50 to $72.46 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: Represents shares of common stock held by Section Six Partners, L.P. The Reporting Person is a general and limited partner of Section Six Partners, L.P. The Reporting Person disclaims beneficial ownership of the shares of common stock held by Section Six Partners, L.P. except to the extent of his pecuniary interest therein.

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August 20, 2026 Filed Aug 21, 2026 21:20 UTC SaleCommon Stock 9,419 $70.78 $666,676.82
Disclosure

SEC source: 0001288952-26-000004 · form4-08212026_050801.xml · nonDerivative · entry 4

SCHMERTZLER MICHAEL · CIK 0001288952 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · See footnote

Disclosed balance after: 1,364,675

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by Section Six Partners, L.P., of which the Reporting Person is a general partner and limited partner, on May 14, 2026

F5 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $70.50 to $71.49 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: Represents shares of common stock held by Section Six Partners, L.P. The Reporting Person is a general and limited partner of Section Six Partners, L.P. The Reporting Person disclaims beneficial ownership of the shares of common stock held by Section Six Partners, L.P. except to the extent of his pecuniary interest therein.

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August 19, 2026 Filed Aug 21, 2026 21:20 UTC SaleCommon Stock 7,165 $73.67 $527,845.55
Disclosure

SEC source: 0001288952-26-000004 · form4-08212026_050801.xml · nonDerivative · entry 3

SCHMERTZLER MICHAEL · CIK 0001288952 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · See footnote

Disclosed balance after: 1,374,094

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by Section Six Partners, L.P., of which the Reporting Person is a general partner and limited partner, on May 14, 2026

F4 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $73.33 to $74.02 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: Represents shares of common stock held by Section Six Partners, L.P. The Reporting Person is a general and limited partner of Section Six Partners, L.P. The Reporting Person disclaims beneficial ownership of the shares of common stock held by Section Six Partners, L.P. except to the extent of his pecuniary interest therein.

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August 19, 2026 Filed Aug 21, 2026 21:20 UTC SaleCommon Stock 5,335 $72.86 $388,708.10
Disclosure

SEC source: 0001288952-26-000004 · form4-08212026_050801.xml · nonDerivative · entry 2

SCHMERTZLER MICHAEL · CIK 0001288952 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · See footnote

Disclosed balance after: 1,381,259

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by Section Six Partners, L.P., of which the Reporting Person is a general partner and limited partner, on May 14, 2026

F2 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $72.33 to $73.32 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

F3 · ownership.nature: Represents shares of common stock held by Section Six Partners, L.P. The Reporting Person is a general and limited partner of Section Six Partners, L.P. The Reporting Person disclaims beneficial ownership of the shares of common stock held by Section Six Partners, L.P. except to the extent of his pecuniary interest therein.

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August 17, 2026 Filed Aug 19, 2026 21:20 UTC
Boulding Mark ElliottEXEC. VP AND CLO
Exercise / conversionStock Option (Right to Buy) · Derivative 2,813 $0.00 Strike: $25.69 $0.00
Disclosure

SEC source: 0001578852-26-000022 · form4-08192026_050801.xml · derivative · entry 4

Boulding Mark Elliott · CIK 0001578852 · EXEC. VP AND CLO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 16,876

Underlying: Common Stock · 2,813 shares

Expires 2034-02-14

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: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on September 10, 2025.

F4 · derivative.exercise_date: This option was granted on February 15, 2024, and vests over four years, with 25% of the shares underlying the option vesting on February 15, 2025, and an additional 6.25% of the original number of shares underlying the option vesting at the end of each successive three-month period thereafter, beginning on May 15, 2025.

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August 17, 2026 Filed Aug 19, 2026 21:20 UTC
Boulding Mark ElliottEXEC. VP AND CLO
SaleCommon Stock 969 $72.90 $70,640.10
Disclosure

SEC source: 0001578852-26-000022 · form4-08192026_050801.xml · nonDerivative · entry 3

Boulding Mark Elliott · CIK 0001578852 · EXEC. VP AND CLO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 105,272

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on September 10, 2025.

F3 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $72.73 to $73.02 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

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August 17, 2026 Filed Aug 19, 2026 21:20 UTC
Boulding Mark ElliottEXEC. VP AND CLO
SaleCommon Stock 1,844 $72.39 $133,487.16
Disclosure

SEC source: 0001578852-26-000022 · form4-08192026_050801.xml · nonDerivative · entry 2

Boulding Mark Elliott · CIK 0001578852 · EXEC. VP AND CLO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 106,241

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on September 10, 2025.

F2 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $71.72 to $72.67 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

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August 17, 2026 Filed Aug 19, 2026 21:20 UTC
Boulding Mark ElliottEXEC. VP AND CLO
Exercise / conversionCommon Stock 2,813 $25.69 $72,265.97
Disclosure

SEC source: 0001578852-26-000022 · form4-08192026_050801.xml · nonDerivative · entry 1

Boulding Mark Elliott · CIK 0001578852 · EXEC. VP AND CLO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 108,085

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: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on September 10, 2025.

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August 04, 2026 Filed Aug 6, 2026 21:20 UTC
Klein Matthew B.Director · CHIEF EXECUTIVE OFFICER
SaleCommon Stock 10,292 $68.57 $705,722.44
Disclosure

SEC source: 0001808968-26-000017 · form4-08062026_050802.xml · nonDerivative · entry 1

Klein Matthew B. · CIK 0001808968 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 383,868

F1 · kind: Represents shares automatically sold pursuant to an irrevocable sell to cover election entered into upon acceptance of the grant to satisfy tax withholding obligations in connection with the vesting of the 25,000 RSUs from an August 1, 2025 grant of 75,000 RSUs.

F2 · balance_after: Includes 162 shares of common stock acquired under the Issuer's employee stock purchase plan for the period ended June 30, 2026.

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July 28, 2026 Filed Jul 31, 2026 01:02 UTC GrantStock Option (Right to Buy) · Derivative 1,738 $0.00 Strike: $75.39 $0.00
Disclosure

SEC source: 0002142653-26-000004 · form4-07312026_010711.xml · derivative · entry 4

Sollie-Zetlmayer Hege Elisabeth · CIK 0002142653 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,738

Underlying: Common Stock · 1,738 shares

Expires 2036-07-27

F4 · kind: This option was granted on July 28, 2026 and vests over six equal monthly installments, commencing on August 2, 2026.

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July 28, 2026 Filed Jul 31, 2026 01:02 UTC GrantStock Option (Right to Buy) · Derivative 3,475 $0.00 Strike: $75.39 $0.00
Disclosure

SEC source: 0002142653-26-000004 · form4-07312026_010711.xml · derivative · entry 3

Sollie-Zetlmayer Hege Elisabeth · CIK 0002142653 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,475

Underlying: Common Stock · 3,475 shares

Expires 2036-07-27

F3 · kind: This option was granted on July 28, 2026 and vests over 36 equal monthly installments, commencing on August 28, 2026.

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July 28, 2026 Filed Jul 31, 2026 01:02 UTC GrantCommon Stock 2,000 $0.00 $0.00
Disclosure

SEC source: 0002142653-26-000004 · form4-07312026_010711.xml · nonDerivative · entry 2

Sollie-Zetlmayer Hege Elisabeth · CIK 0002142653 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,526

F2 · kind: Restricted stock units granted on July 28, 2026, with the shares underlying such restricted stock units vesting on January 2, 2027.

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July 28, 2026 Filed Jul 31, 2026 01:02 UTC GrantCommon Stock 4,000 $0.00 $0.00
Disclosure

SEC source: 0002142653-26-000004 · form4-07312026_010711.xml · nonDerivative · entry 1

Sollie-Zetlmayer Hege Elisabeth · CIK 0002142653 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,526

F1 · kind: Restricted stock units granted on July 28, 2026, with the shares underlying such restricted stock units vesting in three equal annual installments, commencing on July 28, 2027.

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July 14, 2026 Filed Jul 16, 2026 21:20 UTC
Gravier PierreCHIEF FINANCIAL OFFICER
SaleCommon Stock 3,494 $80.35 $280,742.90
Disclosure

SEC source: 0001984065-26-000008 · form4-07162026_050701.xml · nonDerivative · entry 1

Gravier Pierre · CIK 0001984065 · CHIEF FINANCIAL OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 83,986

F1 · kind: Represents shares automatically sold pursuant to an irrevocable sell to cover election entered into upon acceptance of the grant to satisfy tax withholding obligations in connection with the vesting of 6,500 RSUs from a July 13, 2023 grant of 26,000 RSUs

F2 · balance_after: Includes 162 shares of common stock acquired under the Issuer's employee stock purchase plan for the period ended June 30, 2026.

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July 09, 2026 Filed Jul 13, 2026 21:20 UTC Exercise / conversionStock Option (Right to Buy) · Derivative 5,834 $0.00 Strike: $42.95 $0.00
Disclosure

SEC source: 0001866044-26-000005 · form4-07132026_050703.xml · derivative · entry 6

Smith Mary L. · CIK 0001866044 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,834 shares

Expires 2031-06-10

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: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the reporting person on November 11, 2025.

F2 · derivative.exercise_date: Currently exercisable.

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July 09, 2026 Filed Jul 13, 2026 21:20 UTC Exercise / conversionStock Option (Right to Buy) · Derivative 10,000 $0.00 Strike: $42.95 $0.00
Disclosure

SEC source: 0001866044-26-000005 · form4-07132026_050703.xml · derivative · entry 5

Smith Mary L. · CIK 0001866044 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,000 shares

Expires 2031-06-10

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: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the reporting person on November 11, 2025.

F2 · derivative.exercise_date: Currently exercisable.

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July 09, 2026 Filed Jul 13, 2026 21:20 UTC SaleCommon Stock 5,834 $90.00 $525,060.00
Disclosure

SEC source: 0001866044-26-000005 · form4-07132026_050703.xml · nonDerivative · entry 4

Smith Mary L. · CIK 0001866044 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 21,813

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the reporting person on November 11, 2025.

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July 09, 2026 Filed Jul 13, 2026 21:20 UTC Exercise / conversionCommon Stock 5,834 $42.95 $250,570.30
Disclosure

SEC source: 0001866044-26-000005 · form4-07132026_050703.xml · nonDerivative · entry 3

Smith Mary L. · CIK 0001866044 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 27,647

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: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the reporting person on November 11, 2025.

Read SEC document
July 09, 2026 Filed Jul 13, 2026 21:20 UTC SaleCommon Stock 10,000 $90.00 $900,000.00
Disclosure

SEC source: 0001866044-26-000005 · form4-07132026_050703.xml · nonDerivative · entry 2

Smith Mary L. · CIK 0001866044 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 21,813

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the reporting person on November 11, 2025.

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July 09, 2026 Filed Jul 13, 2026 21:20 UTC Exercise / conversionCommon Stock 10,000 $42.95 $429,500.00
Disclosure

SEC source: 0001866044-26-000005 · form4-07132026_050703.xml · nonDerivative · entry 1

Smith Mary L. · CIK 0001866044 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 31,813

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: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the reporting person on November 11, 2025.

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July 09, 2026 Filed Jul 13, 2026 21:20 UTC
Almstead Neil GregoryCHIEF TECHNICAL OPS OFFICER
Exercise / conversionStock Option (Right to Buy) · Derivative 2,464 $0.00 Strike: $46.54 $0.00
Disclosure

SEC source: 0001578850-26-000023 · form4-07132026_050701.xml · derivative · entry 4

Almstead Neil Gregory · CIK 0001578850 · CHIEF TECHNICAL OPS OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 45,036

Underlying: Common Stock · 2,464 shares

Expires 2035-01-02

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: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the reporting person on November 11, 2025.

F3 · derivative.exercise_date: This option was granted on January 3, 2025, and vests over four years, with 25% of the shares underlying the option vesting on January 3, 2026, and an additional 6.25% of the original number of shares underlying the option vesting at the end of each successive three-month period thereafter, beginning on April 3, 2026.

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July 09, 2026 Filed Jul 13, 2026 21:20 UTC
Almstead Neil GregoryCHIEF TECHNICAL OPS OFFICER
SaleCommon Stock 2,464 $90.25 $222,376.00
Disclosure

SEC source: 0001578850-26-000023 · form4-07132026_050701.xml · nonDerivative · entry 2

Almstead Neil Gregory · CIK 0001578850 · CHIEF TECHNICAL OPS OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 60,299

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the reporting person on November 11, 2025.

F2 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $90.00 to $90.70 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

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July 09, 2026 Filed Jul 13, 2026 21:20 UTC
Almstead Neil GregoryCHIEF TECHNICAL OPS OFFICER
Exercise / conversionCommon Stock 2,464 $46.54 $114,674.56
Disclosure

SEC source: 0001578850-26-000023 · form4-07132026_050701.xml · nonDerivative · entry 1

Almstead Neil Gregory · CIK 0001578850 · CHIEF TECHNICAL OPS OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 62,763

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: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the reporting person on November 11, 2025.

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July 07, 2026 Filed Jul 8, 2026 21:20 UTC
Almstead Neil GregoryCHIEF TECHNICAL OPS OFFICER
Exercise / conversionStock Option (Right to Buy) · Derivative 24,613 $0.00 Strike: $39.42 $0.00
Disclosure

SEC source: 0001578850-26-000021 · form4-07082026_050702.xml · derivative · entry 17

Almstead Neil Gregory · CIK 0001578850 · CHIEF TECHNICAL OPS OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,063

Underlying: Common Stock · 24,613 shares

Expires 2033-01-04

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: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the reporting person on November 11, 2025.

F12 · derivative.exercise_date: This option was granted on January 5, 2023, and vests over four years, with 25% of the shares underlying the option vesting on January 5, 2024, and an additional 6.25% of the original number of shares underlying the option vesting at the end of each successive three-month period thereafter, beginning on April 5, 2024.

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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.