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Who

Daniel Janney

Director

Company insider

Files Form 4 as: Director, Krystal Biotech; Director and 10% owner, Allakos; Director and 10% owner, Esperion Therapeutics; Director and 10% owner, Sutro Biopharma; Director and 10% owner, Viveve Medical; Director and 10% owner, Evofem Biosciences; 10% owner, ZS Pharma; 10% owner, Applied Genetic Technologies.

Every Form 4 they filed

In numbers

Trades disclosed
197
Buys
11
Sells
26
Bought
$29.7M
Sold
$102.5M
Companies
12
Companies where not an officer
12
First trade
3 Jan 2006
Last trade
14 Sep 2026
Last filed
16 Sep 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
KRYS Krystal BiotechDirector · Biotechnology · last 14 Sep 20261 buy · 12 sells
AllakosDirector, 10% owner · last 25 May 20232 buys · 6 sells
Esperion TherapeuticsDirector, 10% owner · last 27 May 20212 buys · 1 sell
STRO Sutro BiopharmaDirector, 10% owner · Biotechnology · last 17 Jun 20190 buys · 0 sells
Viveve MedicalDirector, 10% owner · last 31 Dec 20185 buys · 0 sells
Evofem BiosciencesDirector, 10% owner · Biotechnology · last 15 Dec 20150 buys · 1 sell
ZS Pharma10% owner · last 8 Jun 20150 buys · 4 sells
Applied Genetic Technologies10% owner · last 1 Apr 20141 buy · 0 sells
AnesivaDirector, 10% owner · last 6 Jan 20100 buys · 1 sell
Ats Medical10% owner · last 26 Jun 20080 buys · 0 sells
CotherixDirector, 10% owner · last 9 Jan 20070 buys · 0 sells
Dynavax TechnologiesDirector, Other · last 14 Nov 20060 buys · 1 sell

Activity over time

1 Nov 2024 – 1 Oct 2026
40Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
14 Sep 2026filed 16 Sep 2026KRYS Krystal Biotechoption or derivative · BiotechnologySEC FORM 4 Code A—1,187 at $0.00filing
14 Sep 2026filed 16 Sep 2026KRYS Krystal Biotechoption or derivative · BiotechnologySEC FORM 4 Code A—471 at $0.00filing
14 Sep 2026filed 16 Sep 2026KRYS Krystal Biotechoption or derivative · BiotechnologySEC FORM 4 Code A—1,187 at $0.00filing
14 Sep 2026filed 16 Sep 2026KRYS Krystal Biotechoption or derivative · BiotechnologySEC FORM 4 Code A—471 at $0.00filing
27 Feb 2026filed 3 Mar 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Sold$2.6M9,430 at $275.45filing
27 Feb 2026filed 3 Mar 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Sold$655K2,373 at $276.17filing
27 Feb 2026filed 3 Mar 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Sold$2.6M9,430 at $275.45filing
27 Feb 2026filed 3 Mar 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Sold$655K2,373 at $276.17filing
26 Feb 2026filed 26 Feb 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Sold$1.4M5,103 at $275.28filing
26 Feb 2026filed 26 Feb 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Sold$729K2,638 at $276.32filing
26 Feb 2026filed 26 Feb 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Sold$1.4M5,103 at $275.28filing
26 Feb 2026filed 26 Feb 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Sold$729K2,638 at $276.32filing
25 Feb 2026filed 26 Feb 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Sold$193K700 at $275.00filing
25 Feb 2026filed 26 Feb 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Sold$193K700 at $275.00filing
24 Feb 2026filed 26 Feb 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Code M$93K37,895 at $2.46filing
24 Feb 2026filed 26 Feb 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Sold$101K373 at $271.09filing
24 Feb 2026filed 26 Feb 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Sold$16K62 at $263.05filing
24 Feb 2026filed 26 Feb 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Sold$238K900 at $264.60filing
24 Feb 2026filed 26 Feb 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Sold$426K1,604 at $265.54filing
24 Feb 2026filed 26 Feb 2026KRYS Krystal BiotechBiotechnologySEC FORM 4 Sold$1.2M4,339 at $266.62filing

Sectors

Health Care14
Not placed23

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

Related people

Julian S. GangolliDirector · 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
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
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