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Newton Charles W. Insider Profile

11 Followers
Newton Charles W., Director at Keros Therapeutics, holds 12.11K shares in Keros Therapeutics (Ticker: KROS), holds 30.00K shares in Coherus Biosciences (Ticker: CHRS), holds 9.52K shares in Novavax (Ticker: NVAX).
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Newton Charles W.

Newton Charles W.
Keros Therapeutics (KROS)
Director

Ranked #78,503 out of 109,106 Corporate Insiders

Profitable Transactions

33%
1 out of 3 Profitable Transactions

Average Return

-19.70%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

$551K
50.57%
24.61%
17.47%
7.35%
A breakdown of Newton Charles W.'s holdings
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Insider Roles

Lyell Immunopharma
(LYEL)
CFO
Keros Therapeutics
(KROS)
Director
Novavax
(NVAX)
Director
Coherus Biosciences
(CHRS)
Director
Roles that Newton Charles W. holds in companies
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Most Profitable Insider Trade

Stock:
Lyell Immunopharma
(LYEL)
Rating:Informative Buy
Date:Mar 18, 2025 - Mar 18, 2026
Return:+11.90%
The most profitable trade made by Newton Charles W.
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Newton Charles W.'s Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
KROS
Keros Therapeutics
Aug 20, 2026
Director
Uninformative Sell
5.68K
$135.56K
LYEL
Lyell Immunopharma
Aug 22, 2025
CFO
Informative Sell
15.31K
$278.62K
CHRS
Coherus Biosciences
Jun 09, 2026
Director
Uninformative Buy
―
$40.50K
TSVT
2seventy bio
Jun 12, 2024
―
Uninformative Buy
―
$113.13K
NVAX
Novavax
Apr 28, 2026
Director
Uninformative Buy
78.25K
$96.25K
List of latest transactions for each holding click on a transaction to see Newton Charles W.'s performance on stock
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Newton Charles W. insider profile FAQ

What is the percentage of profitable transactions made by Newton Charles W.?
The percentage of profitable transactions made by Newton Charles W. is 33%.
    What is the average return per transaction made by Newton Charles W.?
    The average return per transaction made by Newton Charles W. is -19.70%.
      What stocks does Newton Charles W. hold?
      Newton Charles W. holds: KROS, LYEL, CHRS, TSVT, NVAX stocks.
        What was Newton Charles W.’s latest transaction?
        Newton Charles W. latest transaction was an Uninformative Sell of $5.68K.
          What was Newton Charles W.'s most profitable transaction?
          Newton Charles W.’s most profitable transaction was an Informative Buy of LYEL stock on March 18, 2025. The return on the trade was 11.90%.
            What is Newton Charles W.'s role in Keros Therapeutics?
            Newton Charles W.'s role in Keros Therapeutics is Director.
              How can I follow the stock ratings of top corporate insiders?
              Head over to our Expert Center to see a list of the Top 100 corporate insiders and follow the corporate insiders of your choice. Visit their profiles for more details about their stock transactions and see how they perform on a stock-by-stock basis.