Robert Ragusa Insider Profile
4 Followers
Robert Ragusa, EVP Engineering & Global at Accuray, holds 518.58K shares in GRAIL Inc (Ticker: GRAL), holds 28.98K shares in Twist Bioscience (Ticker: TWST), holds 9.62K shares in Illumina (Ticker: ILMN). Most recently, Robert Ragusa Sold ― shares of GRAIL Inc on Apr 09, 2026 for an estimated value of $6.16M.
Robert Ragusa Accuray (ARAY)EVP Engineering & Global
Accuray (ARAY)
EVP Engineering & Global
Ranked #102,442 out of 107,049 Corporate Insiders
Profitable Transactions
3 out of 10 Profitable Transactions
Average Return
-48.60%
Average return per transaction
Time Frame
Compare to
Insider Holdings
Insider Roles
Roles that Robert Ragusa holds in companies
Most Profitable Insider Trade
The most profitable trade made by Robert Ragusa
Robert Ragusa's Trading History
Accuray
Nov 01, 2013
EVP Engineering & Global
Uninformative Sell
10.85K
$60.79K
Twist Bioscience
Feb 09, 2026
Director
Uninformative Buy
―
$1.64M
Illumina
Feb 18, 2021
SVP, Global Quality & Ops
Uninformative Buy
1.89M
$1.16M
GRAIL Inc
Apr 09, 2026
CEO, Director
Informative Sell
6.16M
$25.77M
List of latest transactions for each holding click on a transaction to see Robert Ragusa's performance on stock
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Robert Ragusa insider profile FAQ
What is the percentage of profitable transactions made by Robert Ragusa?
The percentage of profitable transactions made by Robert Ragusa is 30%.
What is the average return per transaction made by Robert Ragusa?
The average return per transaction made by Robert Ragusa is -48.60%.
What stocks does Robert Ragusa hold?
Robert Ragusa holds: ARAY, TWST, ILMN, GRAL stocks.
What was Robert Ragusa’s latest transaction?
Robert Ragusa latest transaction was an Informative Sell of $6.16M.
What was Robert Ragusa's most profitable transaction?
Robert Ragusa’s most profitable transaction was an Informative Sell of TWST stock on March 5, 2021. The return on the trade was 59.00%.
What is Robert Ragusa's role in Accuray?
Robert Ragusa's role in Accuray is EVP Engineering & Global.
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