Director sold ~$667K of KRYS shares in the open market

Past results only. Not a forecast.

Record ID

0001711279-26-000021

Filed / recorded

Feb 26, 2026, 11:49 PM UTC

Added to OQRO

Oct 6, 2026, 7:59 PM UTC

Parser

form4-xml-v2

Data quality

Verified: identifiers matched exactly

Issuer

Krystal Biotech, Inc.

Issuer CIK

1711279

Ticker

KRYS

Reporting person

Daniel Janney

Relationship

Director

Security

Common Stock

Table

Non-derivative (Table I)

Transaction date

Feb 24, 2026

Transaction code

S

Shares / units

2,425

Price per share

$274.90

Acquired / disposed

Disposed (D)

Shares owned after

93,537

Ownership form

Indirect — Directly beneficially owned by Alta Bioequities, L.P.

Amendment

No

1. The sale of common stock reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person. The Rule 10b5-1 trading plan was entered into on November 25, 2025, and will terminate on November 5, 2026, subject to early termination in accordance with the terms of the Rule 10b5-1 trading plan, including upon completion of the sale of all of the shares of the Company's common stock subject to the Rule 10b5-1 trading plan.
2. The transaction was executed in multiple trades ranging from $274.59 to $275. 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.
3. Alta Bioequities Management, LLC is the general partner of Alta Bioequities, L.P. and may be deemed to have sole voting and investment power over the shares beneficially owned by Alta Bioequities, L.P. The Reporting Person is the Managing Director of Alta Bioequities Management, LLC. The Reporting Person disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.