908 Devices Inc. (MASS) Insider Ownership

Historic Insider Ownership Trends

908 Devices's three largest insider shareholders as of June 18, 2026 are Christopher D. Brown (Chief Product Officer, 985.56K shares), Christopher D. Brown (Director, 945.56K shares), Christopher D. Brown (Chief Technology Officer, 892.38K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Keith Crandell - 25,291 0 13 Jun, 2025
Fenel M Eloi - 26,814 0 13 Jun, 2025
E Kevin Hrusovsky - 320,571 0 22 Nov, 2022
Nicolas Barthelemy Vp, Corporate Development 15,379 0 17 Jun, 2022
Joseph H. Iv Griffith Chief Financial Officer 139,896 0 03 Feb, 2026
Anthony Hunt - 30,085 0 13 Jun, 2025
Trent A. Basarsky Vp, Corporate Development 80,000 0 28 Apr, 2022
Jeffrey P. George - 26,814 0 13 Jun, 2025
Kevin J. Knopp President And Ceo 795,968 0 03 Feb, 2026
Mark Spoto - 74,335 0 13 Jun, 2025
Christopher D. Brown Chief Product Officer 985,559 0 03 Feb, 2026
Marcia Eisenberg - 25,957 0 13 Jun, 2025
Maura Fitzpatrick Vp, Product Management Mktg 2,834 0 03 Feb, 2023
Michele M. Leonhart - 6,485 0 27 Jun, 2025
Kevin J. Mccallion Svp, Products And Production 44,925 0 14 Apr, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
21 Apr, 2026 Kolawole A. Otitoju Stock Option (right to buy) A 146,789 $0.00 146,789 D A
21 Apr, 2026 Kolawole A. Otitoju Restricted Stock Units A 110,193 $0.00 110,193 D A
10 Apr, 2026 Kevin J. Mccallion Common Stock A 2,693 $1.05 47,618 D M
10 Apr, 2026 Kevin J. Mccallion Common Stock D 2,693 $7.01 44,925 D S
10 Apr, 2026 Kevin J. Mccallion Stock Option (right to buy) D 2,693 $0.00 0 D M
08 Apr, 2026 Christopher D. Brown Common Stock D 15,030 $7.05 970,529 D S
08 Apr, 2026 Kevin J. Mccallion Common Stock A 18,580 $1.05 63,505 D M
08 Apr, 2026 Kevin J. Mccallion Common Stock D 18,580 $7.05 44,925 D S
09 Apr, 2026 Christopher D. Brown Common Stock D 7,392 $7.04 963,137 D S
09 Apr, 2026 Kevin J. Mccallion Common Stock A 5,420 $1.05 50,345 D M
10 Apr, 2026 Christopher D. Brown Common Stock D 17,578 $7.07 945,559 D S
09 Apr, 2026 Kevin J. Mccallion Common Stock D 5,420 $7.03 44,925 D S
08 Apr, 2026 Kevin J. Mccallion Stock Option (right to buy) D 18,580 $0.00 8,106 D M
09 Apr, 2026 Kevin J. Mccallion Stock Option (right to buy) D 5,420 $0.00 2,686 D M
02 Mar, 2026 Kevin J. Mccallion Common Stock A 7 $1.05 44,932 D M
02 Mar, 2026 Kevin J. Mccallion Common Stock D 7 $7.00 44,918 D S
02 Mar, 2026 Kevin J. Mccallion Common Stock D 7 $7.00 44,925 D S
02 Mar, 2026 Kevin J. Mccallion Stock Option (right to buy) D 7 $0.00 26,686 D M
01 Feb, 2026 Kevin J. Knopp Common Stock A 11,255 - 733,988 D M
01 Feb, 2026 Joseph H. Iv Griffith Common Stock A 5,102 - 98,032 D M