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Quentin Blackford Insider Profile
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Quentin Blackford, CFO and CAO at NuVasive, holds 164.98K 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 Nov 04, 2025 for an estimated value of $2.57M.
Profitable Transactions
2 out of 8 Profitable Transactions
Average Return
-26.30%
Average return per transaction
Time Frame
Compare to
Insider Holdings
Insider Roles
Roles that Quentin Blackford holds in companies
Most Profitable Insider Trade
Stock:
Rating:Informative Sell
Date:Nov 04, 2022 - Nov 04, 2023
Return:+19.00%
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
$1.06M
Alphatec Holdings
Jun 13, 2025
Director
Uninformative Buy
―
$11.25M
AxoGen
Apr 01, 2022
Director
Uninformative Buy
24.56K
$644.29K
Irhythm Technologies
Nov 04, 2025
President & CEO, Director
Informative Sell
2.57M
$28.81M
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 25%.
What is the average return per transaction made by Quentin Blackford?
The average return per transaction made by Quentin Blackford is -26.30%.
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 $2.57M.
What was Quentin Blackford's most profitable transaction?
Quentin Blackford’s most profitable transaction was an Informative Sell of IRTC stock on November 4, 2022. The return on the trade was 19.00%.
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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