Joseph H. Griffith IV

Insider Reports History

Location
Burlington, MA
Signature
/s/ Michael S. Turner, as 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 Joseph H. Griffith IV:

Company Role Class Num Shares Value Price $ Report Date Ownership
908 Devices Inc. Chief Financial Officer Common Stock 92,930 $841,155 $9.05 03 Oct 2025 Direct
908 Devices Inc. Chief Financial Officer Stock Option (option to buy) 59,362 $103,884 $1.75 03 Mar 2025 Direct
908 Devices Inc. Chief Financial Officer Restricted Stock Units 130,418 03 Mar 2025 Direct

Insider Reports Filed by Joseph H. Griffith IV

Symbol Company Period Transactions Value $ Form Type Role Filing Time
MASS 908 Devices Inc. 02 Oct 2025 2 -$45,247 4 Chief Financial Officer 06 Oct 2025, 12:41
MASS 908 Devices Inc. 19 Sep 2025 1 -$35,338 4 Chief Financial Officer 23 Sep 2025, 12:33
MASS 908 Devices Inc. 04 Jun 2025 1 -$49,135 4 Chief Financial Officer 06 Jun 2025, 17:51
MASS 908 Devices Inc. 03 Mar 2025 2 $0 4 Chief Financial Officer 05 Mar 2025, 16:43
MASS 908 Devices Inc. 01 Feb 2025 9 -$23,985 4 Chief Financial Officer 04 Feb 2025, 16:51
MASS 908 Devices Inc. 26 Mar 2024 2 +$13,330 4 Chief Financial Officer 27 Mar 2024, 16:16
MASS 908 Devices Inc. 01 Mar 2024 2 $0 4 Chief Financial Officer 05 Mar 2024, 18:06
MASS 908 Devices Inc. 01 Feb 2024 7 -$108,765 4 Chief Financial Officer 02 Feb 2024, 19:10
MASS 908 Devices Inc. 28 Dec 2023 1 -$72,480 4 Chief Financial Officer 02 Jan 2024, 17:01
MASS 908 Devices Inc. 19 Dec 2023 1 -$50,666 4 Chief Financial Officer 21 Dec 2023, 16:47
MASS 908 Devices Inc. 22 Mar 2023 2 +$7,900 4 Chief Financial Officer 23 Mar 2023, 17:38
MASS 908 Devices Inc. 01 Mar 2023 2 $0 4 Chief Financial Officer 16 Mar 2023, 16:33
MASS 908 Devices Inc. 01 Feb 2023 4 -$49,594 4 Chief Financial Officer 03 Feb 2023, 16:16
MASS 908 Devices Inc. 03 Aug 2022 6 -$312,332 4 Chief Financial Officer 05 Aug 2022, 16:18
MASS 908 Devices Inc. 24 Jun 2022 6 -$330,223 4 Chief Financial Officer 27 Jun 2022, 17:00
MASS 908 Devices Inc. 17 Jun 2022 6 -$126,855 4 Chief Financial Officer 22 Jun 2022, 16:08
MASS 908 Devices Inc. 15 Jun 2022 3 -$14,060 4 Chief Financial Officer 17 Jun 2022, 16:13
MASS 908 Devices Inc. 13 Jun 2022 3 -$167,742 4 Chief Financial Officer 15 Jun 2022, 16:20
MASS 908 Devices Inc. 01 Mar 2022 2 $0 4 Chief Financial Officer 03 Mar 2022, 15:35
MASS 908 Devices Inc. 05 Nov 2021 1 -$109,424 4 Chief Financial Officer 05 Nov 2021, 16:37
MASS 908 Devices Inc. 08 Sep 2021 8 -$1,848,642 4 Chief Financial Officer 10 Sep 2021, 16:22
MASS 908 Devices Inc. 16 Jun 2021 1 -$700,446 4 Chief Financial Officer 21 Jun 2021, 08:05