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Quentin Blackford Insider Profile
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Quentin Blackford, CFO and CAO at NuVasive, holds 204.16K shares in Irhythm Technologies (Ticker: IRTC), holds 568.37K shares in Alphatec Holdings (Ticker: ATEC), holds 0.00 shares in Paragon 28 (Ticker: FNA). Most recently, Quentin Blackford Sold ― shares of Irhythm Technologies on Mar 03, 2026 for an estimated value of $1.77M.
Profitable Transactions
5 out of 11 Profitable Transactions
Average Return
-9.00%
Average return per transaction
Time Frame
Compare to
Insider Holdings
Insider Roles
Roles that Quentin Blackford holds in companies
Most Profitable Insider Trade
The most profitable trade made by Quentin Blackford
Quentin Blackford's Trading History
NuVasive
Jan 05, 2016
―
Uninformative Buy
―
$488.33K
Dexcom
Sep 10, 2021
COO
Uninformative Sell
10.22M
$1.28M
Alphatec Holdings
Jun 13, 2025
Director
Uninformative Buy
―
$7.16M
AxoGen
Apr 01, 2022
Director
Uninformative Buy
24.56K
$897.68K
Irhythm Technologies
Mar 03, 2026
President & CEO, Director
Informative Sell
1.77M
$23.23M
Paragon 28
Apr 21, 2025
―
Uninformative Sell
―
$0.00
List of latest transactions for each holding click on a transaction to see Quentin Blackford's performance on stock
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Quentin Blackford insider profile FAQ
What is the percentage of profitable transactions made by Quentin Blackford?
The percentage of profitable transactions made by Quentin Blackford is 45%.
What is the average return per transaction made by Quentin Blackford?
The average return per transaction made by Quentin Blackford is -9.00%.
What stocks does Quentin Blackford hold?
Quentin Blackford holds: NUVA, DXCM, ATEC, AXGN, IRTC, FNA stocks.
What was Quentin Blackford’s latest transaction?
Quentin Blackford latest transaction was an Informative Sell of $1.77M.
What was Quentin Blackford's most profitable transaction?
Quentin Blackford’s most profitable transaction was an Informative Sell of IRTC stock on November 4, 2025. The return on the trade was 37.60%.
What is Quentin Blackford's role in NuVasive?
Quentin Blackford's role in NuVasive is CFO and CAO.
How can I follow the stock ratings of top corporate insiders?
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