Velarion · Company Intelligence
Compensation Brief
Fiscal year 2025 · Filings through 2026-09-02

908 Devices (MASS)

CEO Kevin Knopp was paid $1,553,502 in fiscal year 2025, ↓ down 22.1% from fiscal year 2024, the 24th percentile of its disclosed peer group (SEC filing 0001104659-26-050795 ↗): executive and director compensation, incentive-plan design, equity activity, and governance — every figure in this brief is traceable to its exact location in the company’s SEC filing — the document, the section, the page, and the table, linked directly.

$1,553,502 ↓
Kevin Knopp total, FY2025
24th
CEO pay percentile vs peers
—
CEO-to-median pay ratio
87.1%
Say-on-pay support, latest vote

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MASS's next annual pay disclosure, estimated April 29, 2027.est. Filing ↗

01

Summary Compensation Table — fiscal year 2025

Named executive officerSalaryBonusStock awardsOption awardsNon-equity incentivePension / NQDCAll otherTotal
Kevin Knopp$500,000$0$393,751$131,251$525,000$0$3,500$1,553,502
President and Chief Executive Officer
Mark Levine21,6350656,257656,2540001,334,146
Chief Legal and Administrative Officer and Secretary
Joseph Griffith378,352200,000258,22886,075214,90403,5001,141,059
Chief Financial Officer and Treasurer

A dash means the company reported no figure in that column; 0 means it reported zero. Figures are as printed in the filing, without adjustment.

Three-year trend — total compensation per named executive

Named executive officerFY2025 totalFY2024 totalFY2023 totalΔ FY2024→2025
Kevin Knopp$1,553,502$1,993,294$1,450,764↓ −439,792
Mark Levine1,334,146———
Joseph Griffith1,141,0591,238,1391,219,904↓ −97,080

Prior-year totals as disclosed in the corresponding proxy; deltas are computed values with the derivation shown in the register.

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Companies that benchmark against MASS

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01b

Executives — the named officers

One page per officer: the same table above, read for one person at a time — his own figure and every fiscal year the register holds.

ExecutiveRoleFY2025 total
Joseph GriffithCFO$1,141,059
Kevin KnoppCEO$1,553,502
Mark LevineGeneral Counsel$1,334,146
01c

Board of directors

One page per director: the seat, the committees and the fee table, read for one person at a time.

DirectorRoleFY2025 total
Brandi C. Vann, Ph.DIndependent Director$216,630
Christopher Brown, Ph.DDirector—
E. Kevin HrusovskyIndependent Director$222,510
Fenel M. EloiIndependent Director$200,427
Jeffrey P. GeorgeFormer director (through FY2025)$170,010
Keith L. CrandellIndependent Director$202,510
Marcia Eisenberg, Ph.DFormer director (through FY2025)$22,917
Mark SpotoIndependent Director$200,010
Michele M. LeonhartIndependent Director$175,010
Tony J. HuntIndependent Director$183,343
02

Equity transactions since the proxy statement was filed

No insider equity transactions reported since the proxy statement.

04

Outstanding equity awards at fiscal year-end 2025

ExecutiveAwardShares unvestedExercise priceMarket value unvested
Joseph GriffithRSU130,418—$684,695
Kevin KnoppOption3,11516.66—
Joseph GriffithOption1,41216.66—
Joseph GriffithRSU33,781—177,350
Joseph GriffithRSU5,102—26,787
Kevin KnoppRSU198,864—1,044,036
Mark LevineRSU98,242—515,771
Kevin KnoppPSU53,794—282,418
Kevin KnoppRSU51,021—267,860
Kevin KnoppRSU26,897—141,209
Joseph GriffithRSU20,612—108,213
Kevin KnoppRSU11,255—59,089
Kevin KnoppOption50,3417.35—
Kevin KnoppOption90,5181.98—
Joseph GriffithOption18,2428.83—
Joseph GriffithOption33,3317.35—
Joseph GriffithOption59,3621.98—
Mark LevineOption130,4686.68—
05

Incentive-plan design — the Compensation Discussion & Analysis

The compensation committee considers compensation for comparable positions in the market, historical compensation levels, individual performance, and the desire to motivate employees to achieve short- and long-term results in the best interests of stockholders.

CEO STI target (% of salary)—
CEO LTI target (% of salary)—
Independent consultantMeridian Compensation Partners, LLC
Clawback policytrue
Anti-hedgingtrue
Anti-pledgingtrue
06

Say-on-pay — recent advisory votes

Meeting yearMeeting dateForAgainstAbstainSupportOutcome
20262026-06-1121,187,4862,748,574388,82087.1%Passed

Rows are labeled by annual-meeting year, with the meeting date beside each; the vote held in a given year acts on the prior fiscal year's compensation.

Say-on-pay — history, company's computation

Meeting yearMeeting dateApproval — company's computation
20262026-06-1187.1%a

a. Approved under the standard stated in the filing — “Abstentions will be counted towards the vote total and will have the same effect as "Against" votes.”.

Approval percentages are the company's own reported computations under its own stated standard, not recomputed by Velarion. Where a company does not state a standard, none is assumed.

08

Director compensation — fiscal year 2025

DirectorCash feesStock awardsOption awardsNon-equity incentiveAll otherTotal
E. Kevin HrusovskyIndependent · Nominating and Corporate Governance$87,500$101,257$33,753—$0$222,510
Brandi C. Vann, Ph.DIndependent · Audit · Newly elected16,667100,00499,959—0216,630
Keith L. CrandellIndependent · Compensation67,500101,25733,753—0202,510
Fenel M. EloiIndependent · Audit (Chair) · Compensation65,417101,25733,753—0200,427
Mark SpotoIndependent · Nominating and Corporate Governance (Chair) · Audit65,000101,25733,753—0200,010
Tony J. HuntIndependent · Compensation (Chair)48,333101,25733,753—0183,343
Michele M. LeonhartIndependent · Nominating and Corporate Governance40,000101,25733,753—0175,010
Jeffrey P. GeorgeIndependent · Departed during FY35,000101,25733,753—0170,010
Marcia Eisenberg, Ph.DIndependent · Departed during FY22,91700—022,917
Christopher Brown, Ph.DEmployee director · Newly elected000—00
Kevin J. Knopp, Ph.DEmployee director—————0
09

Board fee structure and ownership guideline

Annual cash retainer$40,000
Annual equity retainer$135,000
Per board meeting fee—
Committee chair fees (audit / comp / nom-gov)20,000 / 10,000 / 7,500
Stock ownership guideline—
09b

Total cost of the board

ComponentFY2025
Cash retainers and fees$448,334
Equity awards (grant-date value)$808,803
All other compensation$0
Total cost of the board$1,257,137

Computed as the sum of the director compensation table rows above; inputs and formula shown in the register.

10

Disclosed peer group — fiscal year 2025

The compensation peer group as the company disclosed it in its own proxy — the reference set behind the percentile above.

10a

Peer reciprocity

Of the companies 908 Devices names as compensation peers, which name it back in their own disclosed peer groups. A peer set the market reciprocates reads differently from one selected in a single direction.

Reciprocity shown where the peer's own current proxy has been read — each mark is cited in the register to that peer's filing. A dash means the peer's current proxy was read and names no reciprocal group including 908 Devices.

10b

Chief executive pay against the peer group

Most recent fiscal-year chief executive compensation at each disclosed peer, taken from that company's own proxy statement.

RankCompanyFYChief executiveSalaryStock awardsOption awardsNon-equity incentiveTotal
1Blackline Safety Corp.2025Owen Ryan$524,231$10,603,067$0$473,378$11,614,676
2Standard BioTools Inc.2025Michael Egholm680,2565,337,8831,671,3631,120,0008,823,502
3Castle Biosciences, Inc.2025Derek Maetzold751,3504,977,20801,036,8636,786,771
4Butterfly Network, Inc.2025Joseph DeVivo900,3004,291,60401,183,0006,382,814
5Quanterix Corporation2025Masoud Toloue670,9501,170,0002,729,998674,1725,250,745
6Cytek Biosciences, Inc.2025Wenbin Jiang620,0002,000,0002,000,000485,2115,120,061
7SoundThinking, Inc.2025Ralph Clark472,5003,818,1510302,4004,600,051
8Surmodics, Inc.2024Gary Maharaj647,481940,0001,410,000654,2153,665,496
9Personalis, Inc.2025Christopher Hall618,000853,0501,784,728247,2003,505,978
10Ouster, Inc.2025Angus Pacala400,0002,469,5000479,6003,363,100
11Frequency Electronics, Inc.2026Thomas McClelland366,8332,629,000003,259,827
12MaxCyte, Inc.2025Maher Masoud590,0001,143,275625,300313,2902,687,657
13Kopin Corporation2025Michael Murray506,191600,692575,990463,3742,257,423
14908 Devices2025Kevin Knopp500,000393,751131,251525,0001,553,502
15Byrna Technologies Inc.2025Bryan Ganz495,0000001,173,150
16Zynex, Inc.2024Thomas Sandgaard700,000112,4580170,625991,810
17Harvard Bioscience, Inc.2025John Duke203,077598,90000905,208
18Stereotaxis, Inc.2025David Fischel60,000———64,390
—Rapid Micro Biosystems, Inc.——————not in coverage universe
—Akoya Biosciences, Inc.——————not in coverage universe
—Genasys Inc.——————not in coverage universe
—Apyx Medical Corporation——————not in coverage universe
—Bionano Genomics, Inc.——————not in coverage universe

Each peer's compensation is from its most recently filed proxy; fiscal years differ by company. Each peer's figures come from its own filings; the subject company is highlighted. Peers whose chief executive compensation is outside our coverage universe are stated as such, never left blank.

10c

Incentive design against the same peers

CompanyAnnual incentive payoutLong-term vehicle mixPSU measures include TSRCompensation consultant
908 Devicesnot disclosedRSU 75 · Option 25not disclosedMeridian Compensation Partners, LLC
Akoya Biosciences, Inc.not disclosednot disclosednot disclosednot disclosed
Apyx Medical Corporationnot disclosednot disclosednot disclosednot disclosed
Bionano Genomics, Inc.not disclosednot disclosednot disclosednot disclosed
Blackline Safety Corp.90.1%RSU 50 · PSU 50Yes — Relative TSRCompensia
Butterfly Network, Inc.131.25% for Joseph DeVivo; 109.2% for Steven Cashman%not disclosedNoPay Governance
Byrna Technologies Inc.not disclosedRSU 50 · PRSU 50not disclosedFrederic W. Cook & Co., Inc. (FW Cook)
Castle Biosciences, Inc.138%RSU 50 · PSU 50NoAON (AON's Human Capital Solutions Practice, a division of AON plc)
Cytek Biosciences, Inc.78.4%RSU 50 · Options 50not disclosedMeridian Compensation Partners, LLC
Frequency Electronics, Inc.not disclosednot disclosednot disclosedGrant Thornton
Genasys Inc.not disclosednot disclosednot disclosednot disclosed
Harvard Bioscience, Inc.not disclosedRSU 50 · PRSU 50Yes — Relative Total Shareholder Return (TSR)Frederic W. Cook & Co., Inc.
Kopin Corporationnot disclosednot disclosedNoAon plc (Human Capital Solutions practice)
MaxCyte, Inc.88.5%not disclosedNoPearl Meyer
Ouster, Inc.119.9%RSU 100not disclosedSemler Brossy
Personalis, Inc.not disclosednot disclosednot disclosedAon
Quanterix Corporation95%Options 70 · RSU 30not disclosedPayGov
Rapid Micro Biosystems, Inc.not disclosednot disclosednot disclosednot disclosed
SoundThinking, Inc.not disclosedRSU 50 · PSU 50NoAon
Standard BioTools Inc.160%not disclosednot disclosedPearl Meyer
Stereotaxis, Inc.not disclosednot disclosednot disclosednot disclosed
Surmodics, Inc.126.3%Option 60 · Restricted Shares 40not disclosedPay Governance LLC
Zynex, Inc.not disclosednot disclosednot disclosednot disclosed

Read from each company's Compensation Discussion and Analysis: annual incentive payout as a percentage of target, the disclosed long-term vehicle mix, whether performance-share measures include a total shareholder return component, and the retained compensation consultant. “Not disclosed” appears only where the company's filing does not state the item.

10d

Frequently asked questions

Who was the highest-paid executive at 908 Devices in fiscal 2025?
As disclosed, Kevin Knopp (President and Chief Executive Officer) was the highest-paid executive at 908 Devices in fiscal 2025, with total compensation of $1,553,502.
How does 908 Devices's chief executive pay compare to its disclosed peer group?
As disclosed, Kevin Knopp's total compensation ranked at the 24th percentile of 908 Devices's disclosed peer group.
How did shareholders vote on 908 Devices's executive compensation?
As disclosed, 87.1% of shareholders supported 908 Devices's executive compensation in the latest say-on-pay vote.
How much does 908 Devices spend in total on board compensation for fiscal 2025?
As disclosed, 908 Devices reported total board compensation of $1,257,137 for fiscal 2025.

Answers are drawn only from the figures disclosed in this brief and cited to their location in the source filing. Where a figure required for an answer is not disclosed, that is stated rather than estimated.

11

Source register

Each figure's location is given both for the eye (section · page · table · row · column) and for a script (table/row/column index and exact character span in the filed document). Any figure can be independently confirmed against the source.

#SupportsDocumentFiledAccessionLocation in document
1Section 01, Kevin KnoppDEF 14A2026-04-290001104659-26-050795Section “Executive Compensation”. As printed: 1,553,502. Filing ↗machine: r1 · c47 · span 360944–360953
2Section 01, Mark LevineDEF 14A2026-04-290001104659-26-050795Section “Executive Compensation”. As printed: 1,334,146. Filing ↗machine: r5 · c47 · span 380048–380057
3Section 01, Joseph GriffithDEF 14A2026-04-290001104659-26-050795Section “Executive Compensation”. As printed: 1,141,059. Filing ↗machine: r3 · c47 · span 370429–370438
4Section 08, E. Kevin HrusovskyDEF 14A2026-04-290001104659-26-050795Section “Director Compensation”. As printed: 222,510. Filing ↗machine: span 676254–676261
5Section 08, Brandi C. Vann, Ph.DDEF 14A2026-04-290001104659-26-050795Section “Director Compensation”. As printed: 216,630. Filing ↗machine: span 688723–688730
6Section 08, Keith L. CrandellDEF 14A2026-04-290001104659-26-050795Section “Director Compensation”. As printed: 202,510. Filing ↗machine: span 663680–663687
7Section 08, Fenel M. EloiDEF 14A2026-04-290001104659-26-050795Section “Director Compensation”. As printed: 200,427. Filing ↗machine: span 669967–669974
8Section 08, Mark SpotoDEF 14A2026-04-290001104659-26-050795Section “Director Compensation”. As printed: 200,010. Filing ↗machine: span 685540–685547
9Section 08, Tony J. HuntDEF 14A2026-04-290001104659-26-050795Section “Director Compensation”. As printed: 183,343. Filing ↗machine: span 679356–679363
10Section 08, Michele M. LeonhartDEF 14A2026-04-290001104659-26-050795Section “Director Compensation”. As printed: 175,010. Filing ↗machine: span 682440–682447
11Section 08, Jeffrey P. GeorgeDEF 14A2026-04-290001104659-26-050795Section “Director Compensation”. As printed: 170,010. Filing ↗machine: span 673171–673178
12Section 08, Marcia Eisenberg, Ph.DDEF 14A2026-04-290001104659-26-050795Section “Director Compensation”. As printed: 22,917. Filing ↗machine: span 664885–664891
13Section 08, Christopher Brown, Ph.DDEF 14A2026-04-290001104659-26-050795Section “Director Compensation”. As printed: 0. Filing ↗
14Section 08, Kevin J. Knopp, Ph.DDEF 14A2026-04-290001104659-26-050795Section “Director Compensation”. As printed: 0. Filing ↗
15Section 06, 2026 voteForm 8-K2026-06-120001104659-26-073487Item 5.07 · say-on-pay result. As reported: 87.1% (votes for as printed: 21,187,486). Filing ↗
16Section 01 trend, Δ column (computed)Computed——Δ = current-FY total − prior-FY total per named officer.machine: formula: Δ = FY(n) − FY(n−1)
17Section 09b board cost (computed)Computed——Cash 448,334 + equity 808,803 + all other 0 = 1,257,137, summed across the director compensation table rows.machine: formula: Σ = 1,257,137
18Blackline Safety Corp., Section 10b CEO totalDEF 14A2026-03-250001628280-26-020925CEO total compensation as printed in Blackline Safety Corp.'s own proxy. As printed: 11,614,676. Filing ↗machine: r2 · c54 · span 948504–948514
19Standard BioTools Inc., Section 10b CEO totalDEF 14A2026-04-270001140361-26-017100CEO total compensation as printed in Standard BioTools Inc.'s own proxy. As printed: 8,823,502. Filing ↗machine: r2 · c22 · span 553256–553266
20Castle Biosciences, Inc., Section 10b CEO totalDEF 14A2026-04-080001628280-26-024166CEO total compensation as printed in Castle Biosciences, Inc.'s own proxy. As printed: 6,786,771. Filing ↗machine: r3 · c24 · span 933087–933096
21Butterfly Network, Inc., Section 10b CEO totalDEF 14A2026-04-270001140361-26-017118CEO total compensation as printed in Butterfly Network, Inc.'s own proxy. As printed: 6,382,814. Filing ↗machine: r2 · c22 · span 387435–387444
22Quanterix Corporation, Section 10b CEO totalDEF 14A2026-04-240001104659-26-048166CEO total compensation as printed in Quanterix Corporation's own proxy. As printed: 5,250,745. Filing ↗machine: t18 · r1 · c47 · span 503076–503085
23Cytek Biosciences, Inc., Section 10b CEO totalDEF 14A2026-04-280001140361-26-017479CEO total compensation as printed in Cytek Biosciences, Inc.'s own proxy. As printed: 5,120,061. Filing ↗machine: r2 · c21 · span 561243–561252
24SoundThinking, Inc., Section 10b CEO totalDEF 14A2026-04-220001193125-26-170312CEO total compensation as printed in SoundThinking, Inc.'s own proxy. As printed: 4,600,051. Filing ↗machine: r2 · c27 · span 344655–344664
25Surmodics, Inc., Section 10b CEO totalDEF 14A2024-12-190000950170-24-138240CEO total compensation as printed in Surmodics, Inc.'s own proxy. As printed: 3,665,496. Filing ↗machine: r3 · c25 · span 1568790–1568799
26Personalis, Inc., Section 10b CEO totalDEF 14A2026-04-020001193125-26-140038CEO total compensation as printed in Personalis, Inc.'s own proxy. As printed: 3,505,978. Filing ↗machine: r2 · c25 · span 489936–489945
27Ouster, Inc., Section 10b CEO totalDEF 14A2026-04-280001140361-26-017433CEO total compensation as printed in Ouster, Inc.'s own proxy. As printed: 3,363,100. Filing ↗machine: r2 · c21 · span 449053–449062
28Frequency Electronics, Inc., Section 10b CEO totalDEF 14A2026-08-280001185185-26-003746CEO total compensation as printed in Frequency Electronics, Inc.'s own proxy. As printed: 3,259,827. Filing ↗machine: span 198337–198346
29MaxCyte, Inc., Section 10b CEO totalDEF 14A2026-04-290001140361-26-017844CEO total compensation as printed in MaxCyte, Inc.'s own proxy. As printed: 2,687,657. Filing ↗machine: r2 · c21 · span 315402–315411
30Kopin Corporation, Section 10b CEO totalDEF 14A2026-04-220001493152-26-018400CEO total compensation as printed in Kopin Corporation's own proxy. As printed: 2,257,423. Filing ↗machine: span 438656–438665
31908 Devices (subject), Section 10b CEO totalDEF 14A2026-04-290001104659-26-050795CEO total compensation as printed in 908 Devices's own proxy. As printed: 1,553,502. Filing ↗machine: r1 · c47 · span 360944–360953
32Byrna Technologies Inc., Section 10b CEO totalDEF 14A2026-09-020001437749-26-029518CEO total compensation as printed in Byrna Technologies Inc.'s own proxy. As printed: 1,173,150. Filing ↗machine: r3 · c24 · span 376115–376124
33Zynex, Inc., Section 10b CEO totalDEF 14A2025-03-280001558370-25-004019CEO total compensation as printed in Zynex, Inc.'s own proxy. As printed: 991,810. Filing ↗
34Harvard Bioscience, Inc., Section 10b CEO totalDEF 14A2026-04-210001171843-26-002617CEO total compensation as printed in Harvard Bioscience, Inc.'s own proxy. As printed: 905,208. Filing ↗machine: r2 · c25 · span 341394–341401
35Stereotaxis, Inc., Section 10b CEO totalDEF 14A2026-04-030001493152-26-015027CEO total compensation as printed in Stereotaxis, Inc.'s own proxy. As printed: 64,390. Filing ↗
36Section 10a, Blackline Safety Corp. reciprocityDEF 14A—0001628280-26-020925Blackline Safety Corp.'s most recent proxy was read; its disclosed peer group does not include 908 Devices. Filing ↗
37Section 10a, Harvard Bioscience, Inc. reciprocityDEF 14A—0001171843-25-002341Harvard Bioscience, Inc.'s most recent proxy was read; its disclosed peer group does not include 908 Devices. Filing ↗
38Section 10a, Personalis, Inc. reciprocityDEF 14A—0001193125-26-140038Personalis, Inc.'s most recent proxy was read; its disclosed peer group does not include 908 Devices. Filing ↗
39Section 10a, Byrna Technologies Inc. reciprocityDEF 14A—0001437749-26-029518Byrna Technologies Inc.'s most recent proxy was read; its disclosed peer group does not include 908 Devices. Filing ↗
40Section 10a, Quanterix Corporation reciprocityDEF 14A—0001104659-26-048166Quanterix Corporation's most recent proxy was read; its disclosed peer group does not include 908 Devices. Filing ↗
41Section 10a, Cytek Biosciences, Inc. reciprocityDEF 14A—0001140361-26-017479Cytek Biosciences, Inc.'s most recent proxy was read; its disclosed peer group does not include 908 Devices. Filing ↗
42Section 10a, SoundThinking, Inc. reciprocityDEF 14A—0001193125-26-170312SoundThinking, Inc.'s most recent proxy was read; its disclosed peer group does not include 908 Devices. Filing ↗
43Section 10a, Zynex, Inc. reciprocityDEF 14A—0001558370-25-004019Zynex, Inc.'s most recent proxy was read; its disclosed peer group does not include 908 Devices. Filing ↗
44Section 10a, Castle Biosciences, Inc. reciprocityDEF 14A—0001628280-26-024166Castle Biosciences, Inc.'s most recent proxy was read; its disclosed peer group does not include 908 Devices. Filing ↗
45Section 10a, Standard BioTools Inc. reciprocityDEF 14A—0001140361-26-017100Standard BioTools Inc.'s most recent proxy was read; its disclosed peer group does not include 908 Devices. Filing ↗
46Section 10a, Surmodics, Inc. reciprocityDEF 14A—0000950170-24-138240Surmodics, Inc.'s most recent proxy was read; its disclosed peer group does not include 908 Devices. Filing ↗