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Newton Charles W.

In the past year, 2 open-market sale filings worth $11.2K and no purchases.

Current role at each company

Open-market trades in the past year

Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.

Bought
–
0 filings
Sold
$11.2K
2 filings
Net
−$11.2K
Bought minus sold
Companies
1
With open-market trades

Trades

Every Form 4 that lists Newton Charles W. as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.

KROS Keros Therapeutics, Inc.

Director2 trades

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Aug 20, 2026 (view filing)4:10 PM ETAug 182 daysNewton Charles W.DirectorSSale−551$10.30−$5.68K−4.4%12.1K after10b5-1
Jun 15, 2026 (view filing)Jun 114 daysNewton Charles W.DirectorSSale−550$10.04−$5.52K−4.2%12.7K after10b5-1

LYEL Lyell Immunopharma, Inc.

Chief Financial Officer3 trades

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Aug 22, 2025 (view filing)Aug 211 dayNewton Charles W.Chief Financial OfficerSSale−1.45K$10.54−$15.3K−8.7%15.3K after
Aug 13, 2025 (view filing)Aug 11-122 daysNewton Charles W.Chief Financial OfficerSSale−267$10.43−$2.79K−3.0%8.76K after2 lots
Mar 18, 2025 (view filing)Mar 171 dayNewton Charles W.Chief Financial OfficerPPurchase+200.0K$0.56+$112.0KNew position200.0K after