Krish S Krishnan Sells $8.98M of Krystal Biotech Inc (KRYS) — SEC Form 4, Sep 04, 2026

Open-Market Net Sale · SEC Form 4
−$8,983,084
10b5-1 Plan (Partial)

Equity position changed by -1.6%

Reporting Owner
CEO 10% Owner
TXN 2026-09-04 · FILED 2026-09-04
Equity Position 1.57M sh 1,590,253 → 1,565,253
Equity Change -1.6% shares held after vs before
Filing Lag 0 business days within 2-day SEC deadline
Form 4 · Statement of Changes in Beneficial Ownership
Filing Date
2026-09-04
Report Date
2026-09-04
Accession No.
0001298709-26-000011
Accepted At
2026-09-04 23:14 UTC
Reporting Owner
Name Relationship
Krish S Krishnan CIK 0001298709
Director CEO 10% Owner
Krish S Krishnan at Krystal Biotech Inc Full insider history
Bought (12 mo) —
Sold (12 mo) $34,272,679
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2026-06-05 Sell -$7,702,984 View
2026-03-06 Sell -$6,579,164 View
2026-03-03 Exercise — View
2025-12-05 Sell -$11,007,447 View
2025-07-16 Sell -$5,395,000 View
All filings by this insider at Krystal Biotech Inc
Non-Derivative Securities Transactions
Title Date Type Shares Price Net Total Post-Txn Ownership
Common StockF14 2026-09-04 S - Sale 847 D $365.42 -$309,508 1,347,948 Direct
Common StockF15 2026-09-04 S - Sale 405 D $366.56 -$148,455 1,347,543 Direct
Common StockF1F2F3 2026-09-04 S - Sale 10b5-1 520 D $354.54 -$184,361 1,372,023 Direct
Common StockF4 2026-09-04 S - Sale 2,029 D $355.57 -$721,455 1,369,994 Direct
Common StockF5 2026-09-04 S - Sale 3,297 D $356.37 -$1,174,948 1,366,697 Direct
Common StockF6 2026-09-04 S - Sale 3,981 D $357.57 -$1,423,501 1,362,716 Direct
Common StockF7 2026-09-04 S - Sale 3,143 D $358.42 -$1,126,508 1,359,573 Direct
Common StockF8 2026-09-04 S - Sale 3,357 D $359.39 -$1,206,459 1,356,216 Direct
Common StockF9 2026-09-04 S - Sale 2,266 D $360.46 -$816,809 1,353,950 Direct
Common StockF10 2026-09-04 S - Sale 1,214 D $361.61 -$438,993 1,352,736 Direct
Common StockF11 2026-09-04 S - Sale 2,010 D $362.65 -$728,927 1,350,726 Direct
Common StockF12 2026-09-04 S - Sale 573 D $363.34 -$208,195 1,350,153 Direct
Common StockF13 2026-09-04 S - Sale 1,358 D $364.48 -$494,963 1,348,795 Direct
Non-Derivative Holdings
Title Shares Held Ownership
Common StockF16 90,000 Indirect By SMK Trust FBO KSK
Common StockF17 77,710 Indirect By Krish Srinivas Krishnan Trust
Common StockF18 50,000 Indirect By Krishnan Family Trust
Footnotes (18)
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, Suma M. 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 his spouse. The Reporting Person disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein. Show more
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. Show more
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. Show more
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. Show more
F5
The transaction was executed in multiple trades ranging from $355.98 to $356.97. 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. Show more
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. Show more
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. Show more
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. Show more
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. Show more
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. Show more
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. Show more
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. Show more
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. Show more
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. Show more
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. Show more
F16
Held by SMK Trust FBO KSK, an irrevocable trust established by Mrs. Krishnan for the benefit of Mr. Krishnan who serves as a co-trustee and shares voting and investment power with a 3rd party co-trustee. Show more
F17
Held by the Krish Srinivas 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. Show more
F18
Held by the Krishnan Family Trust. The Reporting Person and his spouse are each joint beneficial owners of the trust with joint voting and investment control. Show more
5%+ Holders · 13D/G 3 filers
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