Insider · CIK 0001836876

Kenneweg John

Reports to the SEC for 1 company · BURLINGTON, MA

sec.gov

Transactions

Companies

Filings

CIK

0001836876

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-09-17	MASS908 Devices Inc.M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	+5,257 sh	$0.96	+$5,046.72	63,041
2026-09-17	MASS908 Devices Inc.S Sale	SVP, Sales & Product Marketing	SSale	−5,257 sh	$10.22	−$53.7K	57,784
2026-09-17	MASS908 Devices Inc. · Stock Option (right to buy)M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	−5,257 sh	—	—	0
2026-09-16	MASS908 Devices Inc.M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	+21.4K sh	$0.96	+$20.5K	79,183
2026-09-16	MASS908 Devices Inc.S Sale	SVP, Sales & Product Marketing	SSale	−21.4K sh	$10.11	−$216K	57,784
2026-09-16	MASS908 Devices Inc. · Stock Option (right to buy)M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	−21.4K sh	—	—	5,257
2026-09-15	MASS908 Devices Inc.M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	+1,000 sh	$0.96	+$960	58,784
2026-09-15	MASS908 Devices Inc.S Sale	SVP, Sales & Product Marketing	SSale	−1,000 sh	$10.00	−$10K	57,784
2026-09-15	MASS908 Devices Inc. · Stock Option (right to buy)M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	−1,000 sh	—	—	26,656
2026-05-08	MASS908 Devices Inc.S Sale	SVP, Sales & Product Marketing	SSale	−18.3K sh	$8.11	−$148K	57,784
2026-05-01	MASS908 Devices Inc.M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	+26K sh	—	—	83,826
2026-05-01	MASS908 Devices Inc.S Sale	SVP, Sales & Product Marketing	SSale	−7,787 sh	$6.83	−$53.2K	76,039
2026-05-01	MASS908 Devices Inc. · Performance Stock UnitsM Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	−26K sh	—	—	0
2026-04-28	MASS908 Devices Inc. · Performance Stock UnitsA Award	SVP, Sales & Product Marketing	AAward	+26K sh	—	—	26,042
2022-04-12	MASS908 Devices Inc.M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	+9,880 sh	$0.35	+$3,458	9,880
2022-04-12	MASS908 Devices Inc.S Sale	SVP, Sales & Product Marketing	SSale	−9,880 sh	$20.07	−$198K	0
2022-04-12	MASS908 Devices Inc. · Stock Option (option to buy)M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	−9,880 sh	—	—	53,153
2022-03-18	MASS908 Devices Inc.M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	+19.9K sh	$0.35	+$6,958.35	19,881
2022-03-18	MASS908 Devices Inc.S Sale	SVP, Sales & Product Marketing	SSale	−19.9K sh	$20.06	−$399K	0
2022-03-18	MASS908 Devices Inc. · Stock Option (option to buy)M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	−19.9K sh	—	—	63,033
2022-03-11	MASS908 Devices Inc.M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	+119 sh	$0.35	+$41.65	119
2022-03-11	MASS908 Devices Inc.S Sale	SVP, Sales & Product Marketing	SSale	−119 sh	$20.00	−$2,380	0
2022-03-11	MASS908 Devices Inc. · Stock Option (option to buy)M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	−119 sh	—	—	82,914
2022-03-01	MASS908 Devices Inc. · Stock Option (option to buy)A Award	SVP, Sales & Product Marketing	AAward	+13.5K sh	—	—	13,460
2022-03-01	MASS908 Devices Inc. · Restricted Stock UnitA Award	SVP, Sales & Product Marketing	AAward	+8,104 sh	—	—	8,104
2022-01-11	MASS908 Devices Inc.M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	+9,300 sh	$0.35	+$3,255	9,300
2022-01-11	MASS908 Devices Inc.S Sale	SVP, Sales & Product Marketing	SSale	−9,300 sh	$20.15	−$187K	0
2022-01-11	MASS908 Devices Inc. · Stock Option (option to buy)M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	−9,300 sh	$0.35	−$3,255	83,033
2022-01-10	MASS908 Devices Inc.M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	+700 sh	$0.35	+$245	700
2022-01-10	MASS908 Devices Inc.S Sale	SVP, Sales & Product Marketing	SSale	−700 sh	$20.04	−$14K	0
2022-01-10	MASS908 Devices Inc. · Stock Option (option to buy)M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	−700 sh	$0.35	−$245	92,333
2021-12-01	MASS908 Devices Inc. · Stock Option (option to buy)A Award	SVP, Sales & Product Marketing	AAward	+8,702 sh	—	—	8,702
2021-12-01	MASS908 Devices Inc. · Restricted Stock UnitA Award	SVP, Sales & Product Marketing	AAward	+5,209 sh	—	—	5,209
2021-11-16	MASS908 Devices Inc.M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	+10K sh	$0.35	+$3,500	10,000
2021-11-16	MASS908 Devices Inc.S Sale	SVP, Sales & Product Marketing	SSale	−9,498 sh	$30.28	−$288K	502
2021-11-16	MASS908 Devices Inc.S Sale	SVP, Sales & Product Marketing	SSale	−502 sh	$31.10	−$15.6K	0
2021-11-16	MASS908 Devices Inc. · Stock Option (option to buy)M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	−10K sh	$0.35	−$3,500	93,033
2021-10-18	MASS908 Devices Inc.M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	+10K sh	$0.35	+$3,500	10,000
2021-10-18	MASS908 Devices Inc.S Sale	SVP, Sales & Product Marketing	SSale	−10K sh	$32.22	−$322K	0
2021-10-18	MASS908 Devices Inc. · Stock Option (option to buy)M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	−10K sh	—	—	103,033
2021-09-16	MASS908 Devices Inc.M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	+10K sh	$0.35	+$3,500	10,000
2021-09-16	MASS908 Devices Inc.S Sale	SVP, Sales & Product Marketing	SSale	−10K sh	$36.61	−$366K	0
2021-09-16	MASS908 Devices Inc. · Stock Option (option to buy)M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	−10K sh	—	—	113,033
2021-08-16	MASS908 Devices Inc.M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	+10K sh	$0.35	+$3,500	10,000
2021-08-16	MASS908 Devices Inc.S Sale	SVP, Sales & Product Marketing	SSale	−7,281 sh	$30.24	−$220K	2,719
2021-08-16	MASS908 Devices Inc.S Sale	SVP, Sales & Product Marketing	SSale	−2,719 sh	$31.02	−$84.3K	0
2021-08-16	MASS908 Devices Inc. · Stock Option (option to buy)M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	−10K sh	—	—	123,033
2021-07-16	MASS908 Devices Inc.M Exercise/Conversion	SVP, Sales & Product Marketing	MExercise/Conversion	+10K sh	$0.35	+$3,500	10,000
2021-07-16	MASS908 Devices Inc.S Sale	SVP, Sales & Product Marketing	SSale	−2,016 sh	$31.39	−$63.3K	7,984
2021-07-16	MASS908 Devices Inc.S Sale	SVP, Sales & Product Marketing	SSale	−7,250 sh	$32.43	−$235K	734

Recent filings

Accepted (ET)
Sep 174
Kenneweg John0001836876-26-000011
SEC(opens sec.gov)
May 114
Kenneweg John0001836876-26-000009
SEC(opens sec.gov)
May 44
Kenneweg John0001836876-26-000007
SEC(opens sec.gov)
Apr 294
Kenneweg John0001836876-26-000005
SEC(opens sec.gov)
Apr 144
Kenneweg John0001562180-22-003400
SEC(opens sec.gov)
Mar 214
Kenneweg John0001562180-22-002845
SEC(opens sec.gov)

Companies

908 Devices Inc.SVP, Sales & Product MarketingMASS

Address

C/O 908 DEVICES INC. 44 3RD AVENUE

BURLINGTON, MA, 01803