3,347,813
Biweekly short interest, shares short, from NASDAQ.
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Krystal Biotech Short Interest Snapshot

Krystal Biotech (KRYS) has 3,347,813 shares short (11.31% of shares outstanding), roughly flat (+4.5%) from the prior period. The data is biweekly short interest reported to NASDAQ, with a built-in 2-week reporting lag — the same canonical figure short-interest trackers publish.

Shares Short
3,347,813
as of Aug 31, 2026
% of Outstanding
11.31%
short ÷ shares outstanding
Days to Cover
15.27
on 219,245 avg daily volume
vs Prior Period
+4.5%

Recent KRYS Short Interest Settlements

Each row is a biweekly snapshot — the cadence at which short interest is officially reported. The percent column is the change versus the prior settlement.

Settlement Date Shares Short vs Prior Days to Cover
Aug 31, 2026 3,347,813 15.27
Aug 14, 2026 3,204,909 10.32
Jul 31, 2026 3,202,260 4.15
Jul 15, 2026 3,496,648 11.38
Jun 30, 2026 3,517,595 7.19
Jun 15, 2026 3,138,292 10.86
May 29, 2026 3,147,863 16.20
May 15, 2026 3,183,527 8.01

Is Krystal Biotech Heavily Shorted?

"Days to cover" is the number of average trading days it would take shorts to buy back their position at recent volume. For KRYS, that’s currently 15.27 days against 219,245 shares of average daily volume. Days to cover above 10 is squeeze-prone territory — if the stock catches a bid on news or earnings, shorts can’t exit quickly on normal volume.

KRYS Short Interest in Context

Short interest is most useful read against the rest of the picture. Heavy shorting that lines up with insider selling and weakening Employee Business Outlook is a different story from heavy shorting with insider buying and a positive AI Score — the same number, very different setups.

The other signals on KRYS right now:

Read together, the picture is mixed — no decisive read from short interest plus the underlying signals. Worth tracking which side moves first.

For the other side of the position, see KRYS insider transactions and congressional trades. For social-side conviction, see KRYS overall sentiment and Reddit mentions.

Krystal Biotech Short Interest: Frequently Asked Questions

Krystal Biotech has 3,347,813 shares short — about 11.31% of its shares outstanding as of Aug 31, 2026. This figure is the official biweekly short interest report, which lags the settlement date by about two weeks — the same convention every short-interest tracker uses. (Note: "% of shares outstanding" runs slightly below the "% of float" you may see on MarketBeat or Fintel, since float excludes insider-held and restricted shares.)

At 3,347,813 shares short and 219,245 shares of average daily volume, KRYS’s days-to-cover is 15.27. Days to cover above 10 is squeeze-prone territory — if the stock catches a bid on news or earnings, shorts can’t exit quickly on normal volume.

Short squeezes happen when heavily shorted stocks rally sharply, forcing shorts to buy back at higher prices. The classic warning signs are days-to-cover above ~5, rising short interest, and a catalyst that pushes price up. KRYS currently meets the days-to-cover threshold. AltIndex tracks short interest alongside insider activity and sentiment — the same number reads very differently depending on what those other signals say.

The biweekly short interest figures come from NASDAQ’s official short interest report — the same source used by MarketBeat, Fintel, and Benzinga. The data is settlement-date-based, published twice a month, and lags about two weeks. For daily short-selling activity (a higher-frequency complement), see the short squeeze tracker.

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The analytics provided are estimates and not a substitute for professional advice. All investments involve risks, including possible capital loss.