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KROS — structural market context

Keros Therapeutics, Inc. Commo

Structural market context from public regulatory and market data, shown with its as-of dates. Descriptive only: nothing on this page is a recommendation, a prediction, or advice to buy or sell any security.

KROS short interest & days to cover

SHARES SHORT
986K
% OF FLOAT
—
DAYS TO COVER
5.9
CHANGE VS PRIOR
-6.9%

FINRA consolidated short interest, reported twice a month and published ~2 weeks after each settlement date. % of float uses reported free float. · as of 2026-07-31 (38d ago)

KROS fails-to-deliver (FTD)

Settlement dateFailed sharesPrice
2026-08-14 · 24d1K$10.66
2026-08-10 · 28d950$11.15
2026-08-04 · 34d3K$10.11

SEC fails-to-deliver files, published twice a month with ~6 weeks of delay.

KROS insider buying and selling (Form 4)

Last 12 months, open-market only: 1 purchase · 4 sales

InsiderTypeSharesValueFiled
Tanini Annita · officer: Corp. Controller & VP, FinanceSell (S)1K$13K2026-08-20
Lerner Lorena Raquel · officer: Chief Scientific OfficerSell (S)4K$37K2026-08-20
Cho Esther · officer: Chief Legal OfficerSell (S)4K$46K2026-08-20
Newton Charles W. · directorSell (S)551$6K2026-08-20
BIENAIME JEAN JACQUES · directorBuy (P)1K$10K2026-08-19

SEC Form 4 filings, open-market purchases and sales only (codes P and S); grants and option exercises excluded. Attributed public records.

Frequently asked questions

Are insiders buying KROS?
In the last 12 months of SEC Form 4 filings, KROS recorded 1 open-market insider purchase and 4 open-market sales (codes P and S; grants and option exercises excluded). These are attributed public records — information, not instruction.
Is this page telling me to buy or sell KROS?
No. Everything on this page is descriptive, structural market context from public data, shown with its as-of dates. TradeAI News does not issue directional recommendations, price predictions, or buy/sell advice — for any ticker.
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Not financial advice. Trading involves risk. Descriptive structural context, never a recommendation.