Arkolith/Insider Trading/KRYS/Form 4

Krishnan Suma

President, R&D, Director, 10% OwnerKrystal Biotech, Inc. (KRYS) · full profile →Form 4 · filed Mar 3, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
15
10 non-derivative · 5 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Feb 27, 2026Option exercise(M)6K—$01.5M
Feb 27, 2026Tax withholding(F)12K$275.64$3.3M1.5M
Feb 27, 2026Option exercise(M)26K—$01.5M
Feb 27, 2026Tax withholding(F)4K$275.64$1.1M1.5M
Feb 27, 2026Option exercise(M)9K—$01.5M
Feb 27, 2026Tax withholding(F)2K$275.64$502K1.4M
Feb 27, 2026Option exercise(M)4K—$01.4M
Feb 27, 2026Tax withholding(F)10K$275.64$2.8M1.4M
Feb 27, 2026Tax withholding(F)3K$275.64$718K1.5M
Feb 27, 2026Option exercise(M)23K—$01.4M

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Feb 27, 2026Grant(A)7K—$07K
Feb 27, 2026Grant(A)18K—$018K
Feb 27, 2026Option exercise(M)4K—$012K
Feb 27, 2026Option exercise(M)23K—$00
Feb 27, 2026Grant(A)44K—$044K

Transaction Codes

M
Option exercise / conversion
F
Shares withheld for taxes
A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001298711-26-000002) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML

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