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person · Reporting owner

Krishnan Suma

Disclosed activity across 1 company

Tapewire entity
10296
SEC CIK
0001298711

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
Krystal Biotech, Inc.KRYS · Entity 3500Director · President, R&D · 10% ownerSeptember 04, 2026September 04, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

Krystal Biotech, Inc.

Report date September 04, 2026 · Filed September 04, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect1,302,145 Ending reported balance After 2026-09-04 transaction · row 13
13 source rows · reconciled sequence

Row 1 · 2026-09-04 · Sale · Disposed 520 · Balance 1,326,625

F1: The Reporting Person may be deemed to beneficially own shares of the Issuer's common stock directly owned by the Reporting Person's spouse, Krish S. Krishnan. Such shares and transactions by the Reporting Person's spouse are not included in this Form 4, as they are being reported separately on a Form 4 filed by her spouse. The Reporting Person disclaims beneficial ownership of such shares except to the extent of her pecuniary interest therein.

F2: 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 has reached the maximum number of shares to be sold under such plan and has terminated.

F3: The transaction was executed in multiple trades ranging from $353.98 to $354.97. 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.

Row 2 · 2026-09-04 · Sale · Disposed 2,006 · Balance 1,324,619

F4: The transaction was executed in multiple trades ranging from $354.98 to $355.97. 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.

Row 3 · 2026-09-04 · Sale · Disposed 3,267 · Balance 1,321,352

F5: The transaction was executed in multiple trades ranging from $355.98 to $356.96. 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.

Row 4 · 2026-09-04 · Sale · Disposed 3,962 · Balance 1,317,390

F6: The transaction was executed in multiple trades ranging from $356.99 to $357.97. 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.

Row 5 · 2026-09-04 · Sale · Disposed 3,180 · Balance 1,314,210

F7: The transaction was executed in multiple trades ranging from $357.99 to $358.98. 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.

Row 6 · 2026-09-04 · Sale · Disposed 3,392 · Balance 1,310,818

F8: The transaction was executed in multiple trades ranging from $358.99 to $359.98. 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.

Row 7 · 2026-09-04 · Sale · Disposed 2,320 · Balance 1,308,498

F9: The transaction was executed in multiple trades ranging from $360.01 to $361.005. 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.

Row 8 · 2026-09-04 · Sale · Disposed 1,242 · Balance 1,307,256

F10: The transaction was executed in multiple trades ranging from $361.02 to $362.00. 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.

Row 9 · 2026-09-04 · Sale · Disposed 1,992 · Balance 1,305,264

F11: The transaction was executed in multiple trades ranging from $362.02 to $363.00. 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.

Row 10 · 2026-09-04 · Sale · Disposed 565 · Balance 1,304,699

F12: The transaction was executed in multiple trades ranging from $363.05 to $364.01. 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.

Row 11 · 2026-09-04 · Sale · Disposed 1,329 · Balance 1,303,370

F13: The transaction was executed in multiple trades ranging from $364.07 to $365.05. 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.

Row 12 · 2026-09-04 · Sale · Disposed 826 · Balance 1,302,544

F14: The transaction was executed in multiple trades ranging from $365.07 to $366.03. 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.

Row 13 · 2026-09-04 · Sale · Disposed 399 · Balance 1,302,145

F15: The transaction was executed in multiple trades ranging from $366.39 to $366.91. 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.

Common StockSEC Table I · non-derivativeIndirectBy Krishnan Spousal Trust90,000 Reported balance Holding disclosure · report date 2026-09-04 · row 14 Holding and transaction disclosures are not merged.
1 source row

Row 14 · Balance 90,000

F16: Held by the Krishnan Spousal Trust, an irrevocable trust established by Mr. Krishnan for the benefit of Mrs. Krishnan who serves as a co-trustee and shares voting and investment power with a 3rd party co-trustee.

Common StockSEC Table I · non-derivativeIndirectBy Suma Mani Krishnan Trust51,010 Reported balance Holding disclosure · report date 2026-09-04 · row 15 Holding and transaction disclosures are not merged.
1 source row

Row 15 · Balance 51,010

F17: Held by the Suma Mani Krishnan Trust dated July 7, 2026. The Reporting Person is the grantor and trustee of the trust, has the power to revoke the trust, and has voting and investment power with respect to the shares held by the trust.

Common StockSEC Table I · non-derivativeIndirectBy Krishnan Family Trust50,000 Reported balance Holding disclosure · report date 2026-09-04 · row 16 Holding and transaction disclosures are not merged.
1 source row

Row 16 · Balance 50,000

F18: Held by the Krishnan Family Trust. The Reporting Person and her spouse are each joint beneficial owners of the trust with joint voting and investment control.

Filing footnotes · ownership attribution and instrument terms

F1: The Reporting Person may be deemed to beneficially own shares of the Issuer's common stock directly owned by the Reporting Person's spouse, Krish S. Krishnan. Such shares and transactions by the Reporting Person's spouse are not included in this Form 4, as they are being reported separately on a Form 4 filed by her spouse. The Reporting Person disclaims beneficial ownership of such shares except to the extent of her pecuniary interest therein.

F2: 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 has reached the maximum number of shares to be sold under such plan and has terminated.

F3: The transaction was executed in multiple trades ranging from $353.98 to $354.97. 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.

F4: The transaction was executed in multiple trades ranging from $354.98 to $355.97. 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.

F5: The transaction was executed in multiple trades ranging from $355.98 to $356.96. 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.

F6: The transaction was executed in multiple trades ranging from $356.99 to $357.97. 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.

F7: The transaction was executed in multiple trades ranging from $357.99 to $358.98. 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.

F8: The transaction was executed in multiple trades ranging from $358.99 to $359.98. 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.

F9: The transaction was executed in multiple trades ranging from $360.01 to $361.005. 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.

F10: The transaction was executed in multiple trades ranging from $361.02 to $362.00. 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.

F11: The transaction was executed in multiple trades ranging from $362.02 to $363.00. 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.

F12: The transaction was executed in multiple trades ranging from $363.05 to $364.01. 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: The transaction was executed in multiple trades ranging from $364.07 to $365.05. 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: The transaction was executed in multiple trades ranging from $365.07 to $366.03. 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.

F15: The transaction was executed in multiple trades ranging from $366.39 to $366.91. 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.

F16: Held by the Krishnan Spousal Trust, an irrevocable trust established by Mr. Krishnan for the benefit of Mrs. Krishnan who serves as a co-trustee and shares voting and investment power with a 3rd party co-trustee.

F17: Held by the Suma Mani Krishnan Trust dated July 7, 2026. The Reporting Person is the grantor and trustee of the trust, has the power to revoke the trust, and has voting and investment power with respect to the shares held by the trust.

F18: Held by the Krishnan Family Trust. The Reporting Person and her spouse are each joint beneficial owners of the trust with joint voting and investment control.

Transaction history

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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 dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
September 16, 2020 Filed Sep 17, 2020 22:35 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 5,142 $46.85 $240,895.50
Disclosure

SEC source: 0000899243-20-025576 · doc4.xml · nonDerivative · entry 4

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,855,221

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors. The Rule 10b5-1 trading plan has now expired.

F5 · price: This transaction was executed in multiple trades ranging from $46.64 to $47.14. 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
September 16, 2020 Filed Sep 17, 2020 22:35 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 9,749 $46.24 $450,821.06
Disclosure

SEC source: 0000899243-20-025576 · doc4.xml · nonDerivative · entry 3

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,860,363

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors. The Rule 10b5-1 trading plan has now expired.

F4 · price: This transaction was executed in multiple trades ranging from $45.64 to $46.62. 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
September 15, 2020 Filed Sep 17, 2020 22:35 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 1,517 $47.15 $71,523.21
Disclosure

SEC source: 0000899243-20-025576 · doc4.xml · nonDerivative · entry 2

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,870,112

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors. The Rule 10b5-1 trading plan has now expired.

F3 · price: This transaction was executed in multiple trades ranging from $46.76 to $47.66. 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
September 15, 2020 Filed Sep 17, 2020 22:35 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 14,435 $46.21 $667,031.25
Disclosure

SEC source: 0000899243-20-025576 · doc4.xml · nonDerivative · entry 1

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,871,629

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors. The Rule 10b5-1 trading plan has now expired.

F2 · price: This transaction was executed in multiple trades ranging from $45.76 to $46.75. 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
June 15, 2020 Filed Jun 17, 2020 20:14 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 11,719 $45.07 $528,182.36
Disclosure

SEC source: 0000899243-20-016834 · doc4.xml · nonDerivative · entry 5

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,886,064

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F6 · price: This transaction was executed in multiple trades ranging from $44.91 to $45.50. 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
June 15, 2020 Filed Jun 17, 2020 20:14 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 11,311 $44.56 $504,057.75
Disclosure

SEC source: 0000899243-20-016834 · doc4.xml · nonDerivative · entry 4

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,897,783

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F5 · price: This transaction was executed in multiple trades ranging from $43.91 to $44.90. 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
June 15, 2020 Filed Jun 17, 2020 20:14 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 10,740 $43.21 $464,070.03
Disclosure

SEC source: 0000899243-20-016834 · doc4.xml · nonDerivative · entry 3

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,909,094

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F4 · price: This transaction was executed in multiple trades ranging from $42.85 to $43.77. 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
June 15, 2020 Filed Jun 17, 2020 20:14 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 8,652 $42.24 $365,426.74
Disclosure

SEC source: 0000899243-20-016834 · doc4.xml · nonDerivative · entry 2

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,919,834

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F3 · price: This transaction was executed in multiple trades ranging from $41.84 to $42.83. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide

Read SEC document
June 15, 2020 Filed Jun 17, 2020 20:14 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 7,578 $41.31 $313,038.09
Disclosure

SEC source: 0000899243-20-016834 · doc4.xml · nonDerivative · entry 1

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,928,486

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F2 · price: This transaction was executed in multiple trades ranging from $40.84 to $41.77. 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
March 18, 2020 Filed Mar 19, 2020 00:14 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 659 $40.20 $26,492.99
Disclosure

SEC source: 0001209191-20-020124 · doc4.xml · nonDerivative · entry 5

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,936,064

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F5 · price: This transaction was executed in multiple trades ranging from $40.00 to $40.45. 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
March 17, 2020 Filed Mar 19, 2020 00:14 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 4 $42.03 $168.12
Disclosure

SEC source: 0001209191-20-020124 · doc4.xml · nonDerivative · entry 4

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,936,723

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

Read SEC document
March 17, 2020 Filed Mar 19, 2020 00:14 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 1,396 $41.27 $57,607.06
Disclosure

SEC source: 0001209191-20-020124 · doc4.xml · nonDerivative · entry 3

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,936,727

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F4 · price: This transaction was executed in multiple trades ranging from $41.00 to $41.86. 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
March 17, 2020 Filed Mar 19, 2020 00:14 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 10,780 $40.49 $436,429.38
Disclosure

SEC source: 0001209191-20-020124 · doc4.xml · nonDerivative · entry 2

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,938,123

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F3 · price: This transaction was executed in multiple trades ranging from $40.00 to $40.99. 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
March 16, 2020 Filed Mar 19, 2020 00:14 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 2,559 $40.14 $102,714.17
Disclosure

SEC source: 0001209191-20-020124 · doc4.xml · nonDerivative · entry 1

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,948,903

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F2 · price: This transaction was executed in multiple trades ranging from $40.00 to $40.46. 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 18, 2019 Filed Dec 18, 2019 22:56 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 239 $63.31 $15,132.12
Disclosure

SEC source: 0001209191-19-061173 · doc4.xml · nonDerivative · entry 14

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,951,462

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F15 · price: This transaction was executed in multiple trades ranging from $63.08 to $63.51. 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 18, 2019 Filed Dec 18, 2019 22:56 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 5,756 $62.65 $360,592.10
Disclosure

SEC source: 0001209191-19-061173 · doc4.xml · nonDerivative · entry 13

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,951,701

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F14 · price: This transaction was executed in multiple trades ranging from $62.07 to $63.00. 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 18, 2019 Filed Dec 18, 2019 22:56 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 900 $61.28 $55,152.99
Disclosure

SEC source: 0001209191-19-061173 · doc4.xml · nonDerivative · entry 12

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,957,457

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F13 · price: This transaction was executed in multiple trades ranging from $61.00 to $61.83. 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 18, 2019 Filed Dec 18, 2019 22:56 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 1,017 $60.19 $61,215.37
Disclosure

SEC source: 0001209191-19-061173 · doc4.xml · nonDerivative · entry 11

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,958,357

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F12 · price: This transaction was executed in multiple trades ranging from $59.89 to $60.65. 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.

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December 18, 2019 Filed Dec 18, 2019 22:56 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 1,200 $59.49 $71,387.16
Disclosure

SEC source: 0001209191-19-061173 · doc4.xml · nonDerivative · entry 10

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,959,374

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F11 · price: This transaction was executed in multiple trades ranging from $58.84 to $59.73. 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.

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December 17, 2019 Filed Dec 18, 2019 22:56 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 279 $63.35 $17,673.87
Disclosure

SEC source: 0001209191-19-061173 · doc4.xml · nonDerivative · entry 9

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,960,574

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F10 · price: This transaction was executed in multiple trades ranging from $63.34 to $63.36. 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.

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December 17, 2019 Filed Dec 18, 2019 22:56 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 1,834 $62.79 $115,158.14
Disclosure

SEC source: 0001209191-19-061173 · doc4.xml · nonDerivative · entry 8

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,960,853

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F9 · price: This transaction was executed in multiple trades ranging from $62.20 to $63.15. 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.

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December 17, 2019 Filed Dec 18, 2019 22:56 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 891 $61.72 $54,994.48
Disclosure

SEC source: 0001209191-19-061173 · doc4.xml · nonDerivative · entry 7

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,962,687

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F8 · price: This transaction was executed in multiple trades ranging from $61.16 to $62.13. 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.

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December 17, 2019 Filed Dec 18, 2019 22:56 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 8,799 $60.46 $531,996.34
Disclosure

SEC source: 0001209191-19-061173 · doc4.xml · nonDerivative · entry 6

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,963,578

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F7 · price: This transaction was executed in multiple trades ranging from $60.14 to $61.12. 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.

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December 17, 2019 Filed Dec 18, 2019 22:56 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 8,138 $59.87 $487,202.53
Disclosure

SEC source: 0001209191-19-061173 · doc4.xml · nonDerivative · entry 5

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,972,377

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F6 · price: This transaction was executed in multiple trades ranging from $59.14 to $60.13. 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.

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December 16, 2019 Filed Dec 18, 2019 22:56 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 322 $65.60 $21,124.55
Disclosure

SEC source: 0001209191-19-061173 · doc4.xml · nonDerivative · entry 4

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,980,515

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F5 · price: This transaction was executed in multiple trades ranging from $65.19 to $65.79. 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.

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December 16, 2019 Filed Dec 18, 2019 22:56 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 5,856 $64.28 $376,413.14
Disclosure

SEC source: 0001209191-19-061173 · doc4.xml · nonDerivative · entry 3

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,980,837

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F4 · price: This transaction was executed in multiple trades ranging from $64.10 to $65.05. 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.

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December 16, 2019 Filed Dec 18, 2019 22:56 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 7,396 $63.62 $470,559.41
Disclosure

SEC source: 0001209191-19-061173 · doc4.xml · nonDerivative · entry 2

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,986,693

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F3 · price: This transaction was executed in multiple trades ranging from $63.10 to $64.09. 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.

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December 16, 2019 Filed Dec 18, 2019 22:56 UTC Krystal Biotech, Inc. KRYS · Entity 3500 SaleCommon Stock 7,373 $62.84 $463,351.76
Disclosure

SEC source: 0001209191-19-061173 · doc4.xml · nonDerivative · entry 1

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,994,089

F1 · kind: The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person following discussions with the Compensation Committee and the Board of Directors.

F2 · price: This transaction was executed in multiple trades ranging from $62.08 to $63.07. 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.

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October 18, 2018 Filed Oct 22, 2018 21:28 UTC Krystal Biotech, Inc. KRYS · Entity 3500 PurchaseCommon Stock 25,000 $20.00 $500,000.00
Disclosure

SEC source: 0001209191-18-055882 · doc4.xml · nonDerivative · entry 1

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,001,462

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June 06, 2018 Filed Jun 7, 2018 20:08 UTC Krystal Biotech, Inc. KRYS · Entity 3500 PurchaseCommon Stock 1,018 $12.45 $12,674.10
Disclosure

SEC source: 0001209191-18-036328 · doc4.xml · nonDerivative · entry 3

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,976,462

F3 · price: This transaction was executed in multiple trades ranging from $12.11 to $12.50. The price reported above reflects the weighted average purchase 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 purchased at each separate price within the range set forth herein.

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June 06, 2018 Filed Jun 7, 2018 20:08 UTC Krystal Biotech, Inc. KRYS · Entity 3500 PurchaseCommon Stock 13,116 $11.15 $146,177.82
Disclosure

SEC source: 0001209191-18-036328 · doc4.xml · nonDerivative · entry 2

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,975,444

F2 · price: This transaction was executed in multiple trades ranging from $11.10 to $12.00. The price reported above reflects the weighted average purchase 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 purchased at each separate price within the range set forth herein.

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June 05, 2018 Filed Jun 7, 2018 20:08 UTC Krystal Biotech, Inc. KRYS · Entity 3500 PurchaseCommon Stock 10,866 $10.75 $116,757.34
Disclosure

SEC source: 0001209191-18-036328 · doc4.xml · nonDerivative · entry 1

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,962,328

F1 · price: This transaction was executed in multiple trades ranging from $10.73 to $11.00. The price reported above reflects the weighted average purchase 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 purchased at each separate price within the range set forth herein.

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June 01, 2018 Filed Jun 5, 2018 20:01 UTC Krystal Biotech, Inc. KRYS · Entity 3500 OtherCommon Stock 16,213 Not disclosed Not disclosed
Disclosure

SEC source: 0001209191-18-035583 · doc4.xml · nonDerivative · entry 1

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,951,462

F1 · shares: Award of restricted stock.

F1 · price: Award of restricted stock.

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September 22, 2017 Filed Sep 25, 2017 21:25 UTC Krystal Biotech, Inc. KRYS · Entity 3500 ConversionSeries A Convertible Preferred Stock · Derivative 112,162 $0.00 $0.00
Disclosure

SEC source: 0000925421-17-000361 · edgar.xml · derivative · entry 4

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By trust

Disclosed balance after: 0

Underlying: Common Stock · 112,162 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: The Series A convertible preferred stock converted on a one-to-one basis into 112,162 shares of common stock upon the closing of Krystal Biotech, Inc.'s initial public offering.

F1 · derivative.exercise_date: The Series A convertible preferred stock converted on a one-to-one basis into 112,162 shares of common stock upon the closing of Krystal Biotech, Inc.'s initial public offering.

F1 · derivative.expiration_date: The Series A convertible preferred stock converted on a one-to-one basis into 112,162 shares of common stock upon the closing of Krystal Biotech, Inc.'s initial public offering.

F2 · ownership.nature: Directly beneficially owned by the Krishnan Family Trust. The reporting person and her spouse are each joint beneficial owners of the trust with joint voting and investment control.

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September 22, 2017 Filed Sep 25, 2017 21:25 UTC Krystal Biotech, Inc. KRYS · Entity 3500 ConversionCommon Stock 112,162 Not disclosed Not disclosed
Disclosure

SEC source: 0000925421-17-000361 · edgar.xml · nonDerivative · entry 2

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By trust

Disclosed balance after: 112,162

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 · price: The Series A convertible preferred stock converted on a one-to-one basis into 112,162 shares of common stock upon the closing of Krystal Biotech, Inc.'s initial public offering.

F2 · ownership.nature: Directly beneficially owned by the Krishnan Family Trust. The reporting person and her spouse are each joint beneficial owners of the trust with joint voting and investment control.

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September 22, 2017 Filed Sep 25, 2017 21:25 UTC Krystal Biotech, Inc. KRYS · Entity 3500 PurchaseCommon Stock 100,000 $10.00 $1,000,000.00
Disclosure

SEC source: 0000925421-17-000361 · edgar.xml · nonDerivative · entry 1

Krishnan Suma · CIK 0001298711 · Director · Chief Operating Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,935,249

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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.