1 unchanged sentence
Insider Trading Arrangements
−Removed: During the three months ended March 31, 2025, none of our directors or officers (as that term is defined by the SEC in Rule 16a-1(f) under the Exchange Act) adopted or terminated a Rule 10b5-1 trading arrangement or a non-Rule 10b5-1 trading arrangement.
+Added: During the three months ended June 30, 2025, none of our directors or officers (as that term is defined by the SEC in Rule 16a-1(f) under the Exchange Act) adopted or terminated a Rule 10b5-1 trading arrangement or a non-Rule 10b5-1 trading arrangement.
31.1 Certification of Periodic Report by Chief Executive Officer under Section 302 of the Sarbanes-Oxley Act of 2002.
3 unchanged sentences
101 Inline XBRL (Extensible Business Reporting Language).
−Removed: The following materials from this Quarterly Report on Form 10-Q for the period ended March 31, 2025, are formatted in Inline XBRL:
−Removed: (i) consolidated balance sheets of Krystal Biotech, Inc., (ii) consolidated statements of operations of Krystal Biotech, Inc., (iii) consolidated statements of operations and comprehensive income/(loss) of Krystal Biotech, Inc., (iv) consolidated statements of changes in equity of Krystal Biotech, Inc., (v) consolidated statements of cash flows of Krystal Biotech, Inc.
+Added: The following materials from this Quarterly Report on Form 10-Q for the period ended June 30, 2025, are formatted in Inline XBRL:
+Added: (i) consolidated balance sheets of Krystal Biotech, Inc., (ii) consolidated statements of operations of Krystal Biotech, Inc., (iii) consolidated statements of operations and comprehensive income of Krystal Biotech, Inc., (iv) consolidated statements of changes in equity of Krystal Biotech, Inc., (v) consolidated statements of cash flows of Krystal Biotech, Inc.
and (vi) notes to condensed consolidated financial statements of Krystal Biotech, Inc.
3 unchanged sentences
KRYSTAL BIOTECH, INC.
+Added: August 4, 2025
President and Chief Executive Officer
(Principal executive officer)
+Added: August 4, 2025
/s/ Kathryn A.
2 unchanged sentences
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.