Transaction · 0001866219-26-000010

Newton Charles W.

Newton Charles W., DIR, reported an open-market or private sale at Keros Therapeutics, Inc. involving 551.000000 shares for an estimated $5675.30. Reported holdings after the transaction were 12114.000000 shares. The stored filing text includes a detected 10b5-1 reference.

Open-market sellSEC transaction code SDIR
KROSKeros Therapeutics, Inc.
Filing timeAug 20
Trade dateAug 18, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$10.95
Pre-filing
1mo ago -2.8%1w ago -2.8%1d ago -4.3%
Returns since
7d +2.6%30d +1.1%90d +1.1%180d +1.1%1y +1.1%

KROS price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
KROS since 2026-08-20Filed 15 days ago · 30 days of pre-filing context shaded
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0001866219-26-000010
Common Stock
Transaction date
Aug 18, 2026
Filed Aug 20, 2026, 08:10 PM · 2d delay
Shares
551 sh
$1.03k per share
Estimated value
-$567k
Computed from shares × price
Holdings after
12.1k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Direct Ownership 10b5-1 Detected
0score
Filing-only score

0

Compact filing score computed from stored Form 4 facts. Version v1.

Neutral filing signal

This filing is broadly neutral on the filing-only scale. The Form 4 facts do not strongly tilt positive or negative.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

No officer title

Officer NoDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 12, 2026.

  2. F2

    The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.16 to $10.49 inclusive. The Reporting Person undertakes to provid…

Original filing · 0001866219-26-000010
Related transactions

0 other filings

Same reporting owner
Recent company activity

0 recent txs

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