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KRYS

Krystal Biotech Inc

Healthcare · Biotechnology

336.70$ -0.6% vs. previous close Closing price · As of: Sep 18, 2026

Ownership

Ownership Structure

Who owns Krystal Biotech Inc (KRYS)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 79.8% of the shares are freely tradable; institutional investors hold 99.4%.

Institutional ownership ?Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings. 99.4%
Insiders ?Share of the stock held by the executives, founders and major shareholders of the company itself. 11.0%
Float ?Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders. 79.8%
Short % of float ?Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices. 18.5%
Shares Outstanding ?Total number of shares issued. Price times share count gives market cap. 30Mio.

Largest Shareholders

Institutions

Institutions KRYS
Name Stake (%) Shares Change (%) Date
FMR Inc 14.78 4,373,987 +0.6 03/31/2026
BlackRock Inc 13.31 3,940,456 +0.1 03/31/2026
venBio Select Advisor LLC 9.76 2,888,888 +0.0 03/31/2026
Vanguard Portfolio Management, LLC 4.92 1,456,727 +0.0 03/31/2026
State Street Corp 4.44 1,314,434 -2.1 03/31/2026
Vanguard Capital Management, LLC 3.94 1,165,324 +0.0 03/31/2026
Soleus Capital Management, L.P. 3.17 939,254 -18.5 06/30/2026

Funds

Funds KRYS
Name Stake (%) Shares Change (%) Date
Fidelity Select Biotechnology 6.09 1,802,622 +0.0 07/31/2026
Fidelity Growth Compy Commingled Pl S 3.63 1,073,359 +0.1 07/31/2026
iShares Core S&P Mid-Cap ETF 3.11 919,111 +0.0 08/31/2026

Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.

Insider holdings

Insider holdings KRYS
Person Role Shares Value As of Type
Krishnan Krish S President and CEO 1,347,543 453,717,728 $ Sep 4, 2026 direct
Krishnan Suma President, R&D 1,302,145 438,432,222 $ Sep 4, 2026 direct
Rossi Dino A Director 50,000 16,835,000 $ Aug 14, 2026 direct

Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.

Insiders

Insider Transactions

Insider Transactions
Date Person Role Type Shares Price Value
Sep 4, 2026 Krishnan Suma President, R&D Sell 399 366.56 146,256
Sep 4, 2026 Krishnan Suma President, R&D Sell 826 365.41 301,832
Sep 4, 2026 Krishnan Suma President, R&D Sell 1,329 364.48 484,390
Sep 4, 2026 Krishnan Suma President, R&D Sell 565 363.34 205,287
Sep 4, 2026 Krishnan Suma President, R&D Sell 1,992 362.65 722,404
Sep 4, 2026 Krishnan Suma President, R&D Sell 1,242 361.61 449,120
Sep 4, 2026 Krishnan Suma President, R&D Sell 2,320 360.47 836,281
Sep 4, 2026 Krishnan Suma President, R&D Sell 3,392 359.39 1,219,038
Sep 4, 2026 Krishnan Suma President, R&D Sell 3,180 358.42 1,139,777
Sep 4, 2026 Krishnan Suma President, R&D Sell 3,962 357.57 1,416,709
Sep 4, 2026 Krishnan Suma President, R&D Sell 3,267 356.37 1,164,254
Sep 4, 2026 Krishnan Suma President, R&D Sell 2,006 355.57 713,277
Sep 4, 2026 Krishnan Suma President, R&D Sell 520 354.54 184,361
Sep 4, 2026 Krishnan Krish S President and CEO Sell 405 366.56 148,455
Sep 4, 2026 Krishnan Krish S President and CEO Sell 847 365.42 309,508
Sep 4, 2026 Krishnan Krish S President and CEO Sell 1,358 364.48 494,963
Sep 4, 2026 Krishnan Krish S President and CEO Sell 573 363.34 208,195
Sep 4, 2026 Krishnan Krish S President and CEO Sell 2,010 362.65 728,927
Sep 4, 2026 Krishnan Krish S President and CEO Sell 1,214 361.61 438,993
Sep 4, 2026 Krishnan Krish S President and CEO Sell 2,266 360.46 816,809
Sep 4, 2026 Krishnan Krish S President and CEO Sell 3,357 359.39 1,206,459
Sep 4, 2026 Krishnan Krish S President and CEO Sell 3,143 358.42 1,126,508
Sep 4, 2026 Krishnan Krish S President and CEO Sell 3,981 357.57 1,423,501
Sep 4, 2026 Krishnan Krish S President and CEO Sell 3,297 356.37 1,174,948
Sep 4, 2026 Krishnan Krish S President and CEO Sell 2,029 355.57 721,455
Sep 4, 2026 Krishnan Krish S President and CEO Sell 520 354.54 184,361
Aug 14, 2026 Rossi Dino A Director Sell 40 333.23 13,329
Aug 14, 2026 Rossi Dino A Director Sell 3,095 331.43 1,025,786
Aug 14, 2026 Rossi Dino A Director Sell 4,896 330.36 1,617,422
Aug 14, 2026 Rossi Dino A Director Sell 7,428 329.60 2,448,280
Aug 14, 2026 Rossi Dino A Director Sell 1,687 328.52 554,205
Aug 14, 2026 Rossi Dino A Director Sell 5,226 327.39 1,710,961
Aug 14, 2026 Rossi Dino A Director Sell 2,287 326.60 746,941
Aug 14, 2026 Rossi Dino A Director Sell 341 325.60 111,029
Aug 14, 2026 Rossi Dino A Director Other 3,691 0.00

Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →

Data as of: September 18, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)

Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.

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