Quentin S. Blackford

Insider Reports History

Location
7475 Lusk Blvd., San Diego, CA
Signature
/s/ Marc Rosenbaum, attorney-in-fact
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Quentin S. Blackford:

Stock Role Class Num Shares Value Price $ Report Date Ownership
iRhythm Technologies, Inc. President and CEO, Director Common Stock 179K $29.5M $165.00 Aug 5, 2025 Direct
Alphatec Holdings, Inc. Director Common Stock 568K $7.2M $12.67 Jun 11, 2025 Direct
DEXCOM INC Chief Operating Officer Common Stock 19.3K $2.38M $123.63 Sep 10, 2021 Direct
Axogen, Inc. Director Common Stock 27.3K $205K $7.50 Mar 30, 2022 Direct
Axogen, Inc. Director Stock Option (right to purchase) 6.03K $41.9K $6.95 Jun 1, 2021 Direct
Paragon 28, Inc. Director Common Stock 0 $0 $13.06 Apr 21, 2025 Direct
Axogen, Inc. Director Restricted Stock Units 0 Mar 30, 2022 Direct

Insider Reports Filed by Quentin S. Blackford

Symbol Company Period Transactions Value $ Form Type Date Filed Role
IRTC iRhythm Technologies, Inc. Aug 5, 2025 7 -$4.82M 4 Aug 6, 2025 President and CEO, Director
ATEC Alphatec Holdings, Inc. Jun 11, 2025 1 $0 4 Jun 13, 2025 Director
IRTC iRhythm Technologies, Inc. May 30, 2025 1 $21.2K 4 Jun 3, 2025 President and CEO, Director
ATEC Alphatec Holdings, Inc. May 5, 2025 1 $0 4 May 6, 2025 Director
FNA Paragon 28, Inc. Apr 21, 2025 1 $0 4 Apr 21, 2025 Director
IRTC iRhythm Technologies, Inc. Mar 3, 2025 1 -$886K 4 Mar 4, 2025 President and CEO, Director
IRTC iRhythm Technologies, Inc. Feb 25, 2025 3 -$2.5M 4 Feb 27, 2025 President and CEO, Director
ATEC Alphatec Holdings, Inc. Nov 21, 2024 1 $0 4 Dec 5, 2024 Director
ATEC Alphatec Holdings, Inc. Jun 12, 2024 1 $0 4 Jun 14, 2024 Director
IRTC iRhythm Technologies, Inc. May 31, 2024 2 -$1.23M 4 Nov 5, 2024 President and CEO, Director
FNA Paragon 28, Inc. May 17, 2024 1 $0 4 May 21, 2024 Director
ATEC Alphatec Holdings, Inc. Mar 7, 2024 1 $257K 4 Mar 8, 2024 Director
IRTC iRhythm Technologies, Inc. Mar 4, 2024 1 -$469K 4 Mar 5, 2024 President and CEO, Director
IRTC iRhythm Technologies, Inc. Feb 28, 2024 2 -$3.01M 4 Mar 1, 2024 President and CEO, Director
IRTC iRhythm Technologies, Inc. Feb 27, 2024 1 $0 4 Feb 29, 2024 President and CEO, Director
ATEC Alphatec Holdings, Inc. Jun 20, 2023 1 $0 4 Jun 21, 2023 Director
IRTC iRhythm Technologies, Inc. Jun 6, 2023 1 $998K 4/A Dec 6, 2023 President and CEO, Director
FNA Paragon 28, Inc. May 17, 2023 1 $0 4 May 19, 2023 Director
IRTC iRhythm Technologies, Inc. Feb 27, 2023 1 $0 4 Mar 1, 2023 President and CEO, Director
IRTC iRhythm Technologies, Inc. Nov 2, 2022 2 -$1.55M 4 Nov 4, 2022 President and CEO, Director
FNA Paragon 28, Inc. Aug 1, 2022 0 $0 3/A Feb 22, 2023 Director
FNA Paragon 28, Inc. Aug 1, 2022 1 $300K 4 Aug 4, 2022 Director
ATEC Alphatec Holdings, Inc. Jun 15, 2022 1 $0 4 Jun 17, 2022 Director
AXGN Axogen, Inc. Mar 30, 2022 2 $0 4 Apr 1, 2022 Director
IRTC iRhythm Technologies, Inc. Oct 5, 2021 1 $0 4 Oct 7, 2021 President and CEO, Director
IRTC iRhythm Technologies, Inc. Oct 4, 2021 0 $0 3 Oct 5, 2021 President and CEO, Director
DXCM DEXCOM INC Sep 8, 2021 14 -$10.2M 4 Sep 10, 2021 Chief Operating Officer
ATEC Alphatec Holdings, Inc. Jun 16, 2021 1 $0 4 Jun 21, 2021 Director
AXGN Axogen, Inc. Jun 1, 2021 4 $0 4 Jun 3, 2021 Director
DXCM DEXCOM INC May 28, 2021 1 -$2.71M 4 Jun 1, 2021 Chief Operating Officer