The Filings Report

Krystal Biotech, Inc. Common Stock insider trading

KRYSfinancial statementsForm 4 filings on EDGAR288 transactions since Nov 9, 2024

From August 12, 2026 to November 9, 2026, 0 insiders at Krystal Biotech, Inc. Common Stock bought $0 of stock in the open market, and 3 sold $26M. Officers and directors accounted for $0 of purchases and $26M of sales. The last reported transaction was an open-market sale by Krishnan Suma on September 4, 2026.

The answer card and chart use the same period. Change the range above the chart to update both. Form 4 filings through September 4, 2026; awards, option exercises, tax withholding and gifts are excluded from these totals.

Stock price and insider activity

Daily price candles with insider purchases and sales directly beneath them on the same timeline. Bars show individual days; totals sum all days in the selected period.

KRYS daily priceSplit-adjusted prices in US dollars

Bought $0Sold $26MAug 12, 2026 – Nov 9, 2026

Nov 6, 2026O $298.31 · H $305.60 · L $297.52 · C $300.88Bought $0 (0)Sold $0 (0)
$276$302$327$353$3792026-08-12: open $326.95, high $334.21, low $325.00, close $332.862026-08-13: open $332.99, high $334.88, low $327.28, close $328.342026-08-14: open $333.85, high $333.85, low $320.62, close $332.272026-08-17: open $330.31, high $337.21, low $330.06, close $335.732026-08-18: open $332.18, high $337.41, low $330.31, close $332.822026-08-19: open $339.61, high $345.56, low $335.44, close $343.342026-08-20: open $338.32, high $343.14, low $334.99, close $337.022026-08-21: open $337.44, high $348.03, low $335.72, close $346.582026-08-24: open $343.51, high $346.55, low $337.09, close $341.722026-08-25: open $343.81, high $357.91, low $343.81, close $356.192026-08-26: open $354.37, high $363.82, low $350.43, close $359.762026-08-27: open $357.61, high $362.50, low $355.09, close $357.462026-08-28: open $356.92, high $356.92, low $348.57, close $351.462026-08-31: open $348.62, high $363.52, low $345.14, close $359.362026-09-01: open $360.00, high $364.44, low $358.38, close $363.842026-09-02: open $366.00, high $373.19, low $360.86, close $369.232026-09-03: open $371.41, high $373.31, low $365.56, close $371.472026-09-04: open $365.45, high $371.99, low $353.75, close $358.242026-09-08: open $350.49, high $354.69, low $343.46, close $351.262026-09-09: open $348.85, high $353.12, low $340.18, close $348.092026-09-10: open $347.56, high $349.66, low $344.26, close $345.552026-09-11: open $349.59, high $354.24, low $346.68, close $347.002026-09-14: open $349.14, high $352.55, low $339.25, close $340.032026-09-15: open $339.01, high $340.09, low $331.79, close $336.682026-09-16: open $337.53, high $346.20, low $334.73, close $336.672026-09-17: open $340.99, high $343.33, low $335.50, close $338.752026-09-18: open $340.00, high $341.35, low $335.50, close $336.672026-09-21: open $339.48, high $341.15, low $332.44, close $333.852026-09-22: open $334.76, high $353.83, low $334.31, close $350.882026-09-23: open $353.84, high $353.84, low $337.58, close $341.752026-09-24: open $341.85, high $345.48, low $336.56, close $344.962026-09-25: open $346.34, high $347.74, low $341.90, close $345.822026-09-28: open $347.00, high $350.00, low $334.01, close $337.082026-09-29: open $334.62, high $338.48, low $331.78, close $335.062026-09-30: open $336.56, high $337.03, low $331.80, close $332.562026-10-01: open $332.51, high $334.52, low $325.22, close $325.312026-10-02: open $326.75, high $329.22, low $320.29, close $322.282026-10-05: open $323.76, high $339.69, low $321.37, close $334.852026-10-06: open $335.16, high $335.16, low $319.61, close $326.812026-10-07: open $324.87, high $330.44, low $320.20, close $324.572026-10-08: open $321.61, high $332.11, low $319.58, close $327.302026-10-09: open $326.55, high $333.56, low $323.87, close $331.612026-10-12: open $329.14, high $334.27, low $328.53, close $332.072026-10-13: open $331.48, high $331.93, low $320.95, close $321.162026-10-14: open $320.41, high $330.97, low $319.01, close $330.692026-10-15: open $332.98, high $338.91, low $328.51, close $330.002026-10-16: open $329.94, high $331.03, low $315.39, close $316.582026-10-19: open $320.30, high $321.65, low $314.22, close $320.252026-10-20: open $321.80, high $328.76, low $321.26, close $325.422026-10-21: open $324.31, high $327.35, low $319.83, close $322.172026-10-22: open $320.44, high $328.48, low $317.05, close $320.132026-10-23: open $318.91, high $318.91, low $310.56, close $311.502026-10-26: open $313.56, high $317.76, low $309.63, close $313.662026-10-27: open $311.52, high $321.02, low $311.52, close $320.582026-10-28: open $317.81, high $322.09, low $315.86, close $321.422026-10-29: open $323.77, high $326.98, low $319.43, close $324.552026-10-30: open $326.37, high $332.46, low $319.95, close $331.672026-11-02: open $314.21, high $317.01, low $281.40, close $295.902026-11-03: open $293.49, high $305.43, low $293.01, close $305.032026-11-04: open $314.75, high $314.75, low $301.80, close $310.842026-11-05: open $310.22, high $314.24, low $299.63, close $300.252026-11-06: open $298.31, high $305.60, low $297.52, close $300.88Insider purchases / sales · USD$20M$0−$20M2026-08-14: 0 purchases ($0), 8 sales ($8M)2026-09-04: 0 purchases ($0), 26 sales ($18M)Aug 12Sep 2Sep 25Oct 16Nov 6

purchases above zero; sales below. Both use the transaction date and the same dollar scale. Hover, tap, or use arrow keys to inspect a date. Awards, exercises, tax withholding and gifts are excluded.

Dates with prices or insider activity are spaced evenly; empty weekends and holidays are omitted. Prices through Nov 6, 2026. Insider data through Nov 9, 2026. Prices are adjusted for splits; transaction values are reported dollars.

Every transaction

288 transactions from November 9, 2024 to November 9, 2026, newest first. Open-market purchases and sales are coloured; awards, exercises, tax withholding and gifts are grey and not counted.

TradedInsiderRoleTransactionSharesPriceValueHeld afterFiled
Sep 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-1520$354.54$184K1MSep 4, 2026
Sep 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-12,006$355.57$713K1MSep 4, 2026
Sep 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-13,267$356.37$1M1MSep 4, 2026
Sep 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-13,962$357.57$1M1MSep 4, 2026
Sep 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-13,180$358.42$1M1MSep 4, 2026
Sep 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-13,392$359.39$1M1MSep 4, 2026
Sep 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-12,320$360.47$836K1MSep 4, 2026
Sep 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-11,242$361.61$449K1MSep 4, 2026
Sep 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-11,992$362.65$722K1MSep 4, 2026
Sep 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-1565$363.34$205K1MSep 4, 2026
Sep 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-11,329$364.48$484K1MSep 4, 2026
Sep 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-1826$365.41$302K1MSep 4, 2026
Sep 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-1399$366.56$146K1MSep 4, 2026
Sep 4, 2026Krishnan Krish SPresident and CEO, Director, 10% owneropen-market sale10b5-1520$354.54$184K1MSep 4, 2026
Sep 4, 2026Krishnan Krish SPresident and CEO, Director, 10% owneropen-market sale10b5-12,029$355.57$721K1MSep 4, 2026
Sep 4, 2026Krishnan Krish SPresident and CEO, Director, 10% owneropen-market sale10b5-13,297$356.37$1M1MSep 4, 2026
Sep 4, 2026Krishnan Krish SPresident and CEO, Director, 10% owneropen-market sale10b5-13,981$357.57$1M1MSep 4, 2026
Sep 4, 2026Krishnan Krish SPresident and CEO, Director, 10% owneropen-market sale10b5-13,143$358.42$1M1MSep 4, 2026
Sep 4, 2026Krishnan Krish SPresident and CEO, Director, 10% owneropen-market sale10b5-13,357$359.39$1M1MSep 4, 2026
Sep 4, 2026Krishnan Krish SPresident and CEO, Director, 10% owneropen-market sale10b5-12,266$360.46$817K1MSep 4, 2026
Sep 4, 2026Krishnan Krish SPresident and CEO, Director, 10% owneropen-market sale10b5-11,214$361.61$439K1MSep 4, 2026
Sep 4, 2026Krishnan Krish SPresident and CEO, Director, 10% owneropen-market sale10b5-12,010$362.65$729K1MSep 4, 2026
Sep 4, 2026Krishnan Krish SPresident and CEO, Director, 10% owneropen-market sale10b5-1573$363.34$208K1MSep 4, 2026
Sep 4, 2026Krishnan Krish SPresident and CEO, Director, 10% owneropen-market sale10b5-11,358$364.48$495K1MSep 4, 2026
Sep 4, 2026Krishnan Krish SPresident and CEO, Director, 10% owneropen-market sale10b5-1847$365.42$310K1MSep 4, 2026
Sep 4, 2026Krishnan Krish SPresident and CEO, Director, 10% owneropen-market sale10b5-1405$366.56$148K1MSep 4, 2026
Aug 14, 2026Rossi Dino ADirectorgift3,691$0.00—75,000Aug 14, 2026
Aug 14, 2026Rossi Dino ADirectoropen-market sale341$325.60$111K74,659Aug 14, 2026
Aug 14, 2026Rossi Dino ADirectoropen-market sale2,287$326.60$747K72,372Aug 14, 2026
Aug 14, 2026Rossi Dino ADirectoropen-market sale5,226$327.39$2M67,146Aug 14, 2026
Aug 14, 2026Rossi Dino ADirectoropen-market sale1,687$328.52$554K65,459Aug 14, 2026
Aug 14, 2026Rossi Dino ADirectoropen-market sale7,428$329.60$2M58,031Aug 14, 2026
Aug 14, 2026Rossi Dino ADirectoropen-market sale4,896$330.36$2M53,135Aug 14, 2026
Aug 14, 2026Rossi Dino ADirectoropen-market sale3,095$331.43$1M50,040Aug 14, 2026
Aug 14, 2026Rossi Dino ADirectoropen-market sale40$333.23$13K50,000Aug 14, 2026
Jun 25, 2026Thomas John CharlesEVP, General Counseloption exercise1,000$179.25$179K1,000Jun 26, 2026
Jun 25, 2026Thomas John CharlesEVP, General Counselopen-market sale10b5-11,000$347.27$347K0Jun 26, 2026
Jun 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-1320$300.75$96K1MJun 5, 2026
Jun 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-1593$302.25$179K1MJun 5, 2026
Jun 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-1247$303.17$75K1MJun 5, 2026
Jun 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-1400$304.89$122K1MJun 5, 2026
Jun 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-1480$305.87$147K1MJun 5, 2026
Jun 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-11,348$307.09$414K1MJun 5, 2026
Jun 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-112,729$307.81$4M1MJun 5, 2026
Jun 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-13,803$308.89$1M1MJun 5, 2026
Jun 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-12,801$309.95$868K1MJun 5, 2026
Jun 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-12,039$310.94$634K1MJun 5, 2026
Jun 4, 2026Krishnan SumaPresident, R&D, Director, 10% owneropen-market sale10b5-1240$311.65$75K1MJun 5, 2026
Jun 4, 2026Krishnan Krish SPresident and CEO, Director, 10% owneropen-market sale10b5-1320$300.75$96K1MJun 5, 2026
Jun 4, 2026Krishnan Krish SPresident and CEO, Director, 10% owneropen-market sale10b5-1640$302.24$193K1MJun 5, 2026

Who the insiders are

Everyone who reported a transaction since November 9, 2024, by open-market value over twelve months. Shares held are after the insider’s latest directly held transaction.

InsiderRoleLast transactionKindShares heldBought, 12 monthsSold, 12 monthsSales under a plan
Krishnan SumaPresident, R&D, Director, 10% ownerSep 4, 2026open-market sale1M—$34M (50)50 of 50
Krishnan Krish SPresident and CEO, Director, 10% ownerSep 4, 2026open-market sale1M—$34M (50)50 of 50
Janney DanielDirectorFeb 27, 2026open-market sale0—$19M (22)22 of 22
Rossi Dino ADirectorAug 14, 2026gift75,000—$13M (10)0 of 10
Romano KathrynChief Accounting OfficerMar 2, 2026open-market sale22,366—$4M (8)8 of 8
Thomas John CharlesEVP, General CounselJun 25, 2026option exercise1,000—$541K (2)2 of 2

Questions

Are Krystal Biotech, Inc. Common Stock insiders buying or selling?

Over the twelve months to November 9, 2026, 6 insiders at Krystal Biotech, Inc. Common Stock sold $105M of stock in the open market, all by officers and directors, and no insider bought. Net, insiders sold $105M. Only open-market purchases and sales are counted.

Who sold the most Krystal Biotech, Inc. Common Stock stock in the last year?

Krishnan Suma (President, R&D, Director, 10% owner) sold $34M in 50 open-market sales over the twelve months to November 9, 2026.

Do Krystal Biotech, Inc. Common Stock executives sell under 10b5-1 plans?

132 of the 142 open-market sales in the last twelve months (93%) were reported as made under a Rule 10b5-1 trading plan, set up in advance. A sale under a plan is still counted as a sale.

What counts as insider buying here?

Only open-market purchases (Form 4 code P) and sales (code S) by officers, directors and 10% owners. Stock awards, option exercises, shares withheld for tax and gifts are listed in the table but never counted as buying or selling.

More on Krystal Biotech, Inc. Common Stock

From Form 4, 4/A and 5 filings with the SEC. A record of insider transactions, not a recommendation.