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Nasdaq · CIK 0001711279

KRYS Krystal Biotech, Inc.

Insider trading from SEC Form 4. Last filing 26 d ago. Close $331.61 on Oct 9, 2026, +83% from the 52-week low and -12% from the high.

Last 90 days

Net insider value
-$18M
more sold than bought
Buys
0
$0 by 0 insiders
Sells
2
$18M by 2 insiders
Insiders on file
9
with a Form 4 at this company

Price and insider trades, last year

KRYSOct 9, 2026 · close 331.61

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

Open-market buys and sells at Krystal Biotech, Inc., scored.

ScoreInsiderValueHoldingsPrice contextFiled
38WeakKrish S Krishnan
President and CEO
sell
$9.0M
25,000 shares
-2%-
33WeakSuma Krishnan
President, R&D
sell
$9.0M
25,000 shares
-2%-
45ModerateKrish S Krishnan
President and CEO
sell
$8.9M
50,000 shares
-3%-
40ModerateSuma Krishnan
President, R&D
sell
$8.9M
50,000 shares
-3%-
6WeakKathryn Romano
Chief Accounting Officer
sell
$131k
750 shares
-6%-
38WeakKrish S Krishnan
President and CEO
sell
$8.2M
50,000 shares
-3%-
33WeakSuma Krishnan
President, R&D
sell
$8.2M
50,000 shares
-3%-

Transactions

The last 100 rows filed, every code.

DateInsiderTransactionSharesPriceValueHoldings afterFiled
Sep 14, 2026Dino A Rossi
director
AGrant or award
Stock Option (Right to Buy)derivative
+1,187$0.00$01,18726 d ago
Sep 14, 2026Daniel Janney
director
AGrant or award
Stock Option (Right to Buy)derivative
+1,187$0.00$01,18726 d ago
Sep 14, 2026Julian S Gangolli
director
AGrant or award
Stock Option (Right to Buy)derivative
+1,187$0.00$01,18726 d ago
Sep 14, 2026Catherine Mazzacco
director
AGrant or award
Stock Option (Right to Buy)derivative
+1,187$0.00$01,18726 d ago
Sep 14, 2026Christopher Mason
director
AGrant or award
Stock Option (Right to Buy)derivative
+1,187$0.00$01,18726 d ago
Sep 14, 2026Everett Rand Sutherland
director
AGrant or award
Stock Option (Right to Buy)derivative
+1,187$0.00$01,18726 d ago
Sep 14, 2026Dino A Rossi
director
AGrant or award
Restricted Stock Unitsderivative
+471$0.00$047126 d ago
Sep 14, 2026Catherine Mazzacco
director
AGrant or award
Restricted Stock Unitsderivative
+471$0.00$047126 d ago
Sep 14, 2026Daniel Janney
director
AGrant or award
Restricted Stock Awardderivative
+471$0.00$047126 d ago
Sep 14, 2026Everett Rand Sutherland
director
AGrant or award
Restricted Stock Unitsderivative
+471$0.00$047126 d ago
Sep 14, 2026Julian S Gangolli
director
AGrant or award
Restricted Stock Unitsderivative
+471$0.00$047126 d ago
Sep 14, 2026Christopher Mason
director
AGrant or award
Restricted Stock Unitsderivative
+471$0.00$047126 d ago
Sep 4, 2026Krish S Krishnan
President and CEO
SOpen-market sale
Common Stock10b5-1
-520$354.54$184k1,372,02338 d ago
Sep 4, 2026Suma Krishnan
President, R&D
SOpen-market sale
Common Stock10b5-1
-520$354.54$184k1,326,62538 d ago
Sep 4, 2026Krish S Krishnan
President and CEO
SOpen-market sale
Common Stock10b5-1
-2,029$355.57$721k1,369,99438 d ago
Sep 4, 2026Suma Krishnan
President, R&D
SOpen-market sale
Common Stock10b5-1
-2,006$355.57$713k1,324,61938 d ago
Sep 4, 2026Suma Krishnan
President, R&D
SOpen-market sale
Common Stock10b5-1
-3,267$356.37$1.2M1,321,35238 d ago
Sep 4, 2026Krish S Krishnan
President and CEO
SOpen-market sale
Common Stock10b5-1
-3,297$356.37$1.2M1,366,69738 d ago
Sep 4, 2026Krish S Krishnan
President and CEO
SOpen-market sale
Common Stock10b5-1
-3,981$357.57$1.4M1,362,71638 d ago
Sep 4, 2026Suma Krishnan
President, R&D
SOpen-market sale
Common Stock10b5-1
-3,962$357.57$1.4M1,317,39038 d ago
Sep 4, 2026Krish S Krishnan
President and CEO
SOpen-market sale
Common Stock10b5-1
-3,143$358.42$1.1M1,359,57338 d ago
Sep 4, 2026Suma Krishnan
President, R&D
SOpen-market sale
Common Stock10b5-1
-3,180$358.42$1.1M1,314,21038 d ago
Sep 4, 2026Krish S Krishnan
President and CEO
SOpen-market sale
Common Stock10b5-1
-3,357$359.39$1.2M1,356,21638 d ago
Sep 4, 2026Suma Krishnan
President, R&D
SOpen-market sale
Common Stock10b5-1
-3,392$359.39$1.2M1,310,81838 d ago
Sep 4, 2026Suma Krishnan
President, R&D
SOpen-market sale
Common Stock10b5-1
-2,320$360.47$836k1,308,49838 d ago
Sep 4, 2026Krish S Krishnan
President and CEO
SOpen-market sale
Common Stock10b5-1
-2,266$360.46$817k1,353,95038 d ago
Sep 4, 2026Suma Krishnan
President, R&D
SOpen-market sale
Common Stock10b5-1
-1,242$361.61$449k1,307,25638 d ago
Sep 4, 2026Krish S Krishnan
President and CEO
SOpen-market sale
Common Stock10b5-1
-1,214$361.61$439k1,352,73638 d ago
Sep 4, 2026Krish S Krishnan
President and CEO
SOpen-market sale
Common Stock10b5-1
-2,010$362.65$729k1,350,72638 d ago
Sep 4, 2026Suma Krishnan
President, R&D
SOpen-market sale
Common Stock10b5-1
-1,992$362.65$722k1,305,26438 d ago
Sep 4, 2026Suma Krishnan
President, R&D
SOpen-market sale
Common Stock10b5-1
-565$363.34$205k1,304,69938 d ago
Sep 4, 2026Krish S Krishnan
President and CEO
SOpen-market sale
Common Stock10b5-1
-573$363.34$208k1,350,15338 d ago
Sep 4, 2026Suma Krishnan
President, R&D
SOpen-market sale
Common Stock10b5-1
-1,329$364.48$484k1,303,37038 d ago
Sep 4, 2026Krish S Krishnan
President and CEO
SOpen-market sale
Common Stock10b5-1
-1,358$364.48$495k1,348,79538 d ago
Sep 4, 2026Suma Krishnan
President, R&D
SOpen-market sale
Common Stock10b5-1
-826$365.41$302k1,302,54438 d ago
Sep 4, 2026Krish S Krishnan
President and CEO
SOpen-market sale
Common Stock10b5-1
-847$365.42$310k1,347,94838 d ago
Sep 4, 2026Suma Krishnan
President, R&D
SOpen-market sale
Common Stock10b5-1
-399$366.56$146k1,302,14538 d ago
Sep 4, 2026Krish S Krishnan
President and CEO
SOpen-market sale
Common Stock10b5-1
-405$366.56$148k1,347,54338 d ago
Jun 30, 2025Julian S Gangolli
director
AGrant or award
Stock Option (Right to Buy)derivative
+5,000$0.00$05,000Jun 30, 2025
Jun 30, 2025Dino A Rossi
director
AGrant or award
Stock Option (Right to Buy)derivative
+5,000$0.00$05,000Jun 30, 2025
Jun 30, 2025Christopher Mason
director
AGrant or award
Stock Option (Right to Buy)derivative
+5,000$0.00$05,000Jun 30, 2025
Jun 30, 2025Everett Rand Sutherland
director
AGrant or award
Stock Option (Right to Buy)derivative
+5,000$0.00$05,000Jun 30, 2025
Jun 30, 2025Daniel Janney
director
AGrant or award
Stock Option (Right to Buy)derivative
+5,000$0.00$05,000Jun 30, 2025
Jun 30, 2025Catherine Mazzacco
director
AGrant or award
Stock Option (Right to Buy)derivative
+5,000$0.00$05,000Jun 30, 2025
Mar 13, 2025Krish S Krishnan
President and CEO
SOpen-market sale
Common Stock10b5-1
-1,100$175.83$193k1,556,956Mar 13, 2025
Mar 13, 2025Suma Krishnan
President, R&D
SOpen-market sale
Common Stock10b5-1
-1,639$175.97$288k1,487,072Mar 13, 2025
Mar 13, 2025Krish S Krishnan
President and CEO
SOpen-market sale
Common Stock10b5-1
-4,944$176.80$874k1,552,012Mar 13, 2025
Mar 13, 2025Suma Krishnan
President, R&D
SOpen-market sale
Common Stock10b5-1
-4,579$176.88$810k1,482,493Mar 13, 2025
Mar 13, 2025Krish S Krishnan
President and CEO
SOpen-market sale
Common Stock10b5-1
-10,931$177.62$1.9M1,541,081Mar 13, 2025
Mar 13, 2025Suma Krishnan
President, R&D
SOpen-market sale
Common Stock10b5-1
-10,937$177.66$1.9M1,471,556Mar 13, 2025
Mar 13, 2025Krish S Krishnan
President and CEO
SOpen-market sale
Common Stock10b5-1
-6,769$178.77$1.2M1,534,312Mar 13, 2025
Mar 13, 2025Suma Krishnan
President, R&D
SOpen-market sale
Common Stock10b5-1
-6,514$178.76$1.2M1,465,042Mar 13, 2025
Mar 13, 2025Krish S Krishnan
President and CEO
SOpen-market sale
Common Stock10b5-1
-1,256$179.57$226k1,533,056Mar 13, 2025
Mar 13, 2025Suma Krishnan
President, R&D
SOpen-market sale
Common Stock10b5-1
-1,331$179.55$239k1,463,711Mar 13, 2025
Mar 13, 2025Krish S Krishnan
President and CEO
SOpen-market sale
Common Stockindirect: By Spouse10b5-1
-1,639$175.97$288k1,487,072Mar 13, 2025
Mar 13, 2025Suma Krishnan
President, R&D
SOpen-market sale
Common Stockindirect: By Spouse10b5-1
-1,100$175.83$193k1,556,956Mar 13, 2025
Mar 13, 2025Krish S Krishnan
President and CEO
SOpen-market sale
Common Stockindirect: By Spouse10b5-1
-4,579$176.88$810k1,482,493Mar 13, 2025
Mar 13, 2025Suma Krishnan
President, R&D
SOpen-market sale
Common Stockindirect: By Spouse10b5-1
-4,944$176.80$874k1,552,012Mar 13, 2025
Mar 13, 2025Krish S Krishnan
President and CEO
SOpen-market sale
Common Stockindirect: By Spouse10b5-1
-10,937$177.66$1.9M1,471,556Mar 13, 2025
Mar 13, 2025Suma Krishnan
President, R&D
SOpen-market sale
Common Stockindirect: By Spouse10b5-1
-10,931$177.62$1.9M1,541,081Mar 13, 2025
Mar 13, 2025Krish S Krishnan
President and CEO
SOpen-market sale
Common Stockindirect: By Spouse10b5-1
-6,514$178.76$1.2M1,465,042Mar 13, 2025
Mar 13, 2025Suma Krishnan
President, R&D
SOpen-market sale
Common Stockindirect: By Spouse10b5-1
-6,769$178.77$1.2M1,534,312Mar 13, 2025
Mar 13, 2025Suma Krishnan
President, R&D
SOpen-market sale
Common Stockindirect: By Spouse10b5-1
-1,256$179.57$226k1,533,056Mar 13, 2025
Mar 13, 2025Krish S Krishnan
President and CEO
SOpen-market sale
Common Stockindirect: By Spouse10b5-1
-1,331$179.55$239k1,463,711Mar 13, 2025
Feb 26, 2025Suma Krishnan
President, R&D
FTax withholding
Common Stock
-3,286$176.39$580k1,472,596Feb 28, 2025
Feb 26, 2025Krish S Krishnan
President and CEO
FTax withholding
Common Stock
-4,721$176.39$833k1,532,541Feb 28, 2025
Feb 26, 2025Kathryn Romano
Chief Accounting Officer
FTax withholding
Common Stock10b5-1
-2,268$176.39$400k13,354Feb 28, 2025
Feb 28, 2025Krish S Krishnan
President and CEO
MOption exercise
Common Stock
+12,500$0.00$01,545,041Feb 28, 2025
Feb 27, 2025Kathryn Romano
Chief Accounting Officer
SOpen-market sale
Common Stock10b5-1
-750$175.22$131k12,604Feb 28, 2025
Feb 28, 2025Suma Krishnan
President, R&D
MOption exercise
Common Stock
+7,500$0.00$01,480,096Feb 28, 2025
Feb 28, 2025Krish S Krishnan
President and CEO
FTax withholding
Common Stock
-5,786$179.25$1.0M1,539,255Feb 28, 2025
Feb 28, 2025Suma Krishnan
President, R&D
FTax withholding
Common Stock
-3,471$179.25$622k1,476,625Feb 28, 2025
Feb 28, 2025Kathryn Romano
Chief Accounting Officer
MOption exercise
Common Stock10b5-1
+5,000$0.00$017,604Feb 28, 2025
Feb 28, 2025Krish S Krishnan
President and CEO
MOption exercise
Common Stock
+8,750$0.00$01,548,005Feb 28, 2025
Feb 28, 2025Suma Krishnan
President, R&D
MOption exercise
Common Stock
+22,500$0.00$01,499,125Feb 28, 2025
Feb 28, 2025Kathryn Romano
Chief Accounting Officer
FTax withholding
Common Stock10b5-1
-2,315$179.25$415k15,289Feb 28, 2025
Feb 28, 2025Krish S Krishnan
President and CEO
FTax withholding
Common Stock
-4,050$179.25$726k1,543,955Feb 28, 2025
Feb 28, 2025Suma Krishnan
President, R&D
FTax withholding
Common Stock
-10,414$179.25$1.9M1,488,711Feb 28, 2025
Feb 28, 2025Kathryn Romano
Chief Accounting Officer
MOption exercise
Common Stock10b5-1
+7,500$0.00$022,789Feb 28, 2025
Feb 28, 2025Krish S Krishnan
President and CEO
MOption exercise
Common Stock
+26,250$0.00$01,570,205Feb 28, 2025
Feb 28, 2025Suma Krishnan
President, R&D
MOption exercise
Common Stockindirect: By Spouse
+12,500$0.00$01,549,762Feb 28, 2025
Feb 28, 2025Kathryn Romano
Chief Accounting Officer
FTax withholding
Common Stock10b5-1
-3,471$179.25$622k19,318Feb 28, 2025
Feb 28, 2025Krish S Krishnan
President and CEO
FTax withholding
Common Stock
-12,149$179.25$2.2M1,558,056Feb 28, 2025
Feb 28, 2025Kathryn Romano
Chief Accounting Officer
MOption exercise
Performance Stock Unitsderivative10b5-1
-5,000$0.00$00Feb 28, 2025
Feb 28, 2025Suma Krishnan
President, R&D
FTax withholding
Common Stockindirect: By Spouse
-5,786$179.25$1.0M1,543,976Feb 28, 2025
Feb 28, 2025Krish S Krishnan
President and CEO
MOption exercise
Common Stockindirect: By Spouse
+7,500$0.00$01,483,382Feb 28, 2025
Feb 28, 2025Suma Krishnan
President, R&D
MOption exercise
Common Stockindirect: By Spouse
+8,750$0.00$01,552,726Feb 28, 2025
Feb 28, 2025Kathryn Romano
Chief Accounting Officer
MOption exercise
Performance Stock Unitsderivative10b5-1
-7,500$0.00$07,500Feb 28, 2025
Feb 28, 2025Krish S Krishnan
President and CEO
FTax withholding
Common Stockindirect: By Spouse
-3,471$179.25$622k1,479,911Feb 28, 2025
Feb 28, 2025Suma Krishnan
President, R&D
FTax withholding
Common Stockindirect: By Spouse
-4,050$179.25$726k1,548,676Feb 28, 2025
Feb 28, 2025Kathryn Romano
Chief Accounting Officer
AGrant or award
Stock Option (Right to Buy)derivative10b5-1
+10,000$0.00$010,000Feb 28, 2025
Feb 28, 2025Krish S Krishnan
President and CEO
MOption exercise
Common Stockindirect: By Spouse
+22,500$0.00$01,502,411Feb 28, 2025
Feb 28, 2025Suma Krishnan
President, R&D
MOption exercise
Common Stockindirect: By Spouse
+26,250$0.00$01,574,926Feb 28, 2025
Feb 28, 2025Kathryn Romano
Chief Accounting Officer
AGrant or award
Restricted Stock Unitsderivative10b5-1
+2,200$0.00$02,200Feb 28, 2025
Feb 28, 2025Krish S Krishnan
President and CEO
FTax withholding
Common Stockindirect: By Spouse
-10,414$179.25$1.9M1,491,997Feb 28, 2025
Feb 28, 2025Suma Krishnan
President, R&D
FTax withholding
Common Stockindirect: By Spouse
-12,149$179.25$2.2M1,562,777Feb 28, 2025
Feb 26, 2025Suma Krishnan
President, R&D
FTax withholding
Common Stockindirect: By Spouse
-4,721$176.39$833k1,558,056Feb 28, 2025
Feb 26, 2025Krish S Krishnan
President and CEO
FTax withholding
Common Stockindirect: By Spouse
-3,286$176.39$580k1,488,711Feb 28, 2025
Feb 28, 2025Krish S Krishnan
President and CEO
MOption exercise
Performance Stock Unitsderivative
-12,500$0.00$00Feb 28, 2025
Feb 28, 2025Suma Krishnan
President, R&D
MOption exercise
Performance Stock Unitsderivative
-7,500$0.00$00Feb 28, 2025

Insiders

Everyone who has filed a Form 4 here.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

KRYS insider trading: Krystal Biotech, Inc. | InsiderTell