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Knopp Kevin J.
President and CEO at 908 Devices. Filing since 16 Aug 2021.
CIK 0001836523
Company
Date
Role
Action
Shares
Amount
Of holding
MASS
908 Devices Inc.
17 Aug 2026
President and CEO
Sold on a plan
20,000
$207.00K
3.5%
MASS
908 Devices Inc.
13 Aug 2026
President and CEO
Sold on a plan
7,622
$76.68K
1.3%
MASS
908 Devices Inc.
12 Aug 2026
President and CEO
Sold on a plan
2,747
$27.66K
0.5%
MASS
908 Devices Inc.
11 Aug 2026
President and CEO
Sold on a plan
145,918
$1.44M
19.9%
MASS
908 Devices Inc.
10 Aug 2026
President and CEO
Sold on a plan
348
$3.15K
0.0%
MASS
908 Devices Inc.
2 Jul 2026
President and CEO
Sold on a plan
222
$2.01K
0.0%
MASS
908 Devices Inc.
26 Jun 2026
President and CEO
Sold on a plan
2,798
$25.43K
0.4%
MASS
908 Devices Inc.
25 Jun 2026
President and CEO
Sold on a plan
16,388
$149.13K
2.2%
MASS
908 Devices Inc.
24 Jun 2026
President and CEO
Sold on a plan
40,535
$370.49K
5.1%
MASS
908 Devices Inc.
23 Jun 2026
President and CEO
Sold on a plan
3,422
$31.00K
0.4%
MASS
908 Devices Inc.
2 Feb 2026
President and CEO
Sold at will
34,764
$214.84K
4.2%
MASS
908 Devices Inc.
15 May 2025
President and CEO
Bought
15,000
$66.60K
2.1%
MASS
908 Devices Inc.
14 May 2025
President and CEO
Bought
15,000
$64.79K
2.2%
MASS
908 Devices Inc.
3 Feb 2025
President and CEO
Sold at will
16,001
$37.11K
2.3%
MASS
908 Devices Inc.
13 May 2024
President and CEO
Bought
10,000
$64.20K
2.0%
MASS
908 Devices Inc.
10 May 2024
President and CEO
Bought
10,000
$57.70K
2.0%
MASS
908 Devices Inc.
9 May 2024
President and CEO
Bought
10,000
$58.30K
2.1%
MASS
908 Devices Inc.
8 May 2024
President and CEO
Bought
10,000
$57.20K
2.1%
MASS
908 Devices Inc.
7 May 2024
President and CEO
Bought
10,000
$56.00K
2.2%
MASS
908 Devices Inc.
1 Feb 2024
President and CEO
Sold at will
9,071
$63.46K
2.2%
MASS
908 Devices Inc.
23 May 2023
President and CEO
Sold on a plan
60,000
$607.20K
14.0%
MASS
908 Devices Inc.
16 Feb 2023
President and CEO
Sold, plan not stated
4,842
$49.00K
1.1%
MASS
908 Devices Inc.
15 Feb 2023
President and CEO
Sold, plan not stated
15,158
$155.98K
3.4%
MASS
908 Devices Inc.
2 Feb 2023
President and CEO
Sold, plan not stated
40,000
$420.40K
8.2%
MASS
908 Devices Inc.
1 Feb 2023
President and CEO
Sold, plan not stated
4,049
$37.90K
0.8%
MASS
908 Devices Inc.
15 Nov 2022
President and CEO
Sold, plan not stated
20,000
$220.76K
4.0%
MASS
908 Devices Inc.
18 Oct 2022
President and CEO
Sold, plan not stated
18,800
$288.02K
3.6%
MASS
908 Devices Inc.
17 Oct 2022
President and CEO
Sold, plan not stated
11,200
$164.42K
2.1%
MASS
908 Devices Inc.
15 Sep 2022
President and CEO
Sold, plan not stated
30,000
$508.20K
5.4%
MASS
908 Devices Inc.
15 Aug 2022
President and CEO
Sold, plan not stated
30,000
$578.06K
5.1%
MASS
908 Devices Inc.
8 Aug 2022
President and CEO
Sold, plan not stated
286
$7.20K
0.0%
MASS
908 Devices Inc.
5 Aug 2022
President and CEO
Sold, plan not stated
25,910
$656.04K
4.2%
MASS
908 Devices Inc.
1 Aug 2022
President and CEO
Sold, plan not stated
14,647
$328.97K
2.3%
MASS
908 Devices Inc.
29 Jul 2022
President and CEO
Sold, plan not stated
18,000
$399.96K
2.8%
MASS
908 Devices Inc.
28 Jul 2022
President and CEO
Sold, plan not stated
5,700
$125.46K
0.9%
MASS
908 Devices Inc.
21 Jul 2022
President and CEO
Sold, plan not stated
200
$4.41K
0.0%
MASS
908 Devices Inc.
15 Jul 2022
President and CEO
Sold, plan not stated
30,000
$521.14K
4.4%
MASS
908 Devices Inc.
8 Jul 2022
President and CEO
Sold, plan not stated
453
$9.99K
0.1%
MASS
908 Devices Inc.
6 Jul 2022
President and CEO
Sold, plan not stated
1,000
$22.07K
0.1%
MASS
908 Devices Inc.
21 Jun 2022
President and CEO
Sold, plan not stated
9,200
$138.64K
1.3%
MASS
908 Devices Inc.
15 Jun 2022
President and CEO
Sold, plan not stated
20,800
$304.88K
2.9%
MASS
908 Devices Inc.
1 Nov 2021
President and CEO
Sold, plan not stated
20,000
$692.40K
2.7%
MASS
908 Devices Inc.
1 Oct 2021
President and CEO
Sold, plan not stated
20,000
$673.02K
2.6%
MASS
908 Devices Inc.
1 Sep 2021
President and CEO
Sold, plan not stated
20,000
$718.18K
2.6%
MASS
908 Devices Inc.
18 Aug 2021
President and CEO
Sold, plan not stated
12,000
$365.28K
1.5%
MASS
908 Devices Inc.
17 Aug 2021
President and CEO
Sold, plan not stated
4,000
$120.04K
0.5%
MASS
908 Devices Inc.
16 Aug 2021
President and CEO
Sold, plan not stated
19,000
$580.88K
2.3%
47 decisions on file.
