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Marcella K. Ruddy Insider Profile

4 Followers
Marcella K. Ruddy, CMO at Tectonic Therapeutic, holds 68.75K shares in Tectonic Therapeutic (Ticker: TECX), holds ― shares in Upstream Bio, Inc. (Ticker: UPB), holds ― shares in Sionna Therapeutics, Inc. (Ticker: SION).
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Marcella K. Ruddy

Marcella K. Ruddy
Tectonic Therapeutic (TECX)
CMO

Not Ranked
Marcella K. Ruddy has not reported sufficient informative transactions and therefore cannot be ranked.
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

$2M
100.00%
0.00%
0.00%
A breakdown of Marcella K. Ruddy's holdings
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Insider Roles

Tectonic Therapeutic
(TECX)
CMO
Upstream Bio, Inc.
(UPB)
Director
Sionna Therapeutics, Inc.
(SION)
Director
Roles that Marcella K. Ruddy holds in companies
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Most Profitable Insider Trade

Currently, no data available
The most profitable trade made by Marcella K. Ruddy
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Marcella K. Ruddy's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
TECX
Tectonic Therapeutic
Apr 03, 2026
CMO
Uninformative Sell
31.05K
$1.87M
UPB
Upstream Bio, Inc.
―
Director
―
―
SION
Sionna Therapeutics, Inc.
―
Director
―
―
List of latest transactions for each holding click on a transaction to see Marcella K. Ruddy's performance on stock
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Marcella K. Ruddy insider profile FAQ

What is the percentage of profitable transactions made by Marcella K. Ruddy?
The percentage of profitable transactions made by Marcella K. Ruddy is ―.
    What is the average return per transaction made by Marcella K. Ruddy?
    The average return per transaction made by Marcella K. Ruddy is ―.
      What stocks does Marcella K. Ruddy hold?
      Marcella K. Ruddy holds: TECX, UPB, SION stocks.
        What was Marcella K. Ruddy’s latest transaction?
        Marcella K. Ruddy latest transaction was an Uninformative Sell of $31.05K.
          What was Marcella K. Ruddy's most profitable transaction?
          Marcella K. Ruddy’s most profitable transaction was an Uninformative Buy of stock on ―. The return on the trade was ―.
            What is Marcella K. Ruddy's role in Tectonic Therapeutic?
            Marcella K. Ruddy's role in Tectonic Therapeutic is CMO.
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