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Who

John Charles Thomas

EVP, General Counsel

Company insider

Files Form 4 as: EVP, General Counsel, Krystal Biotech.

In numbers

Trades disclosed
8
Buys
0
Sells
2
Bought
$0
Sold
$1.1M
Companies
1
Companies where not an officer
0
First trade
26 May 2026
Last trade
25 Jun 2026
Last filed
26 Jun 2026

Companies traded

Where they are an officer
KRYS Krystal BiotechOfficer · Biotechnology · last 25 Jun 20260 buys · 2 sells

Activity over time

1 May – 1 Oct
10May 26Jun 26Aug 26Sep 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
25 Jun 2026filed 26 Jun 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Code M$179K1,000 at $179.25filing
25 Jun 2026filed 26 Jun 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Sold$347K1,000 at $347.27filing
25 Jun 2026filed 26 Jun 2026KRYS Krystal Biotechoption or derivative · BiotechnologySEC FORM 4 Code M—1,000 at $0.00filing
25 Jun 2026filed 26 Jun 2026KRYS Krystal Biotechoption or derivative · BiotechnologySEC FORM 4 Code M—1,000 at $0.00filing
25 Jun 2026filed 26 Jun 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Code M$179K1,000 at $179.25filing
25 Jun 2026filed 26 Jun 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Sold$347K1,000 at $347.27filing
26 May 2026filed 27 May 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Sold$194K642 at $302.03filing
26 May 2026filed 27 May 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Sold$194K642 at $302.03filing

Sectors

Health Care2

Buys in green, sells in red, by the company’s sector.

Related people

Catherine MazzaccoDirector · Director at Krystal Biotech, filing Form 4 there in the last year
Dino A. RossiDirector · Director at Krystal Biotech, filing Form 4 there in the last year
Christopher MasonDirector · Director at Krystal Biotech, filing Form 4 there in the last year
Everett Rand SutherlandChief Executive Officer · Director at Krystal Biotech, filing Form 4 there in the last year
Daniel JanneyDirector · Director at Krystal Biotech, filing Form 4 there in the last year
Krish S. KrishnanPresident and CEO · Also traded KRYS in the last 90 days
Suma KrishnanPresident, R&D · Also traded KRYS in the last 90 days
Donald J. TrumpPresident · Also traded KRYS in the last 90 days