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908 Devices Inc.

MASS
Exchange
Nasdaq
Industry
Laboratory Analytical Instruments
SEC CIK
0001555279

In the last 90 days, 908 Devices Inc. insiders filed 0 open-market purchases and 14 sales; 111 institutions reported holding it in 13F filings for Q2 2026, worth $244.1M in total; ARK Invest is the only superinvestor holding it.

13F holders, Q2 2024

Institutional positions in 908 Devices Inc. as of Jun 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
90
+15 vs. Q1 2024
Shares held
19.5M
−1.22M (−5.9%) vs. Q1 2024
Total value
$100.4M
−$56.0M (−35.8%) vs. Q1 2024
New holders
28
28 more added
Sold out
13
24 more reduced

Compare with Q1 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MASS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2024: 90 institutions
Q1 2021: 72 institutionsQ2 2021: 74 institutionsQ3 2021: 86 institutionsQ4 2021: 87 institutionsQ1 2022: 84 institutionsQ2 2022: 77 institutionsQ3 2022: 81 institutionsQ4 2022: 93 institutionsQ1 2023: 84 institutionsQ2 2023: 86 institutionsQ3 2023: 83 institutionsQ4 2023: 79 institutionsQ1 2024: 75 institutionsQ2 2024: 90 institutionsQ3 2024: 86 institutionsQ4 2024: 81 institutionsQ1 2025: 87 institutionsQ2 2025: 102 institutionsQ3 2025: 107 institutionsQ4 2025: 118 institutionsQ1 2026: 112 institutionsQ2 2026: 111 institutions
Value heldQ2 2024: $100.4M
Q1 2021: $413.8MQ2 2021: $451.9MQ3 2021: $519.5MQ4 2021: $490.2MQ1 2022: $383.7MQ2 2022: $396.7MQ3 2022: $359.9MQ4 2022: $165.4MQ1 2023: $188.0MQ2 2023: $145.8MQ3 2023: $140.8MQ4 2023: $247.1MQ1 2024: $156.5MQ2 2024: $100.4MQ3 2024: $64.8MQ4 2024: $36.9MQ1 2025: $92.3MQ2 2025: $173.6MQ3 2025: $214.7MQ4 2025: $137.3MQ1 2026: $171.0MQ2 2026: $244.1M
Institutions holding MASS and their total value by quarter
QuarterHoldersValue
Q2 2026111$244.1M
Q1 2026112$171.0M
Q4 2025118$137.3M
Q3 2025107$214.7M
Q2 2025102$173.6M
Q1 202587$92.3M
Q4 202481$36.9M
Q3 202486$64.8M
Q2 202490$100.4M
Q1 202475$156.5M
Q4 202379$247.1M
Q3 202383$140.8M
Q2 202386$145.8M
Q1 202384$188.0M
Q4 202293$165.4M
Q3 202281$359.9M
Q2 202277$396.7M
Q1 202284$383.7M
Q4 202187$490.2M
Q3 202186$519.5M
Q2 202174$451.9M
Q1 202172$413.8M

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding 908 Devices Inc.; share changes are against Q1 2024.

Institutions holding MASS in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
ARK Investment Management LLCSuperinvestorARK Invest3,937,631$20.3M0.18%−111,307−2.7%Reduced
Ameriprise Financial Inc1,882,591$9.70M0.00%−5,543−0.3%Reduced
Vanguard Group Inc1,842,702$9.49M0.00%+91,600+5.2%Added
BlackRock Inc.1,693,204$8.72M0.00%−39,922−2.3%Reduced
AWM Investment Company, Inc.1,011,456$5.21M0.70%+342,930+51.3%Added
Fred Alger Management, LLC1,006,237$5.18M0.03%−10,165−1.0%Reduced
Granahan Investment Management Inc919,629$4.74M0.19%−814,743−47.0%Reduced
Iron Triangle Partners LP728,865$3.75M0.39%−311,903−30.0%Reduced
Millennium Management LLC618,310$3.18M0.00%+161,922+35.5%Added
Tao Capital Management LP568,981$2.93M2.40%00.0%Unchanged
Geode Capital Management, LLC561,154$2.89M0.00%+33,893+6.4%Added
Sumitomo Mitsui Trust Holdings, Inc.495,802$2.55M0.00%−66,492−11.8%Reduced
Nikko Asset Management Americas, Inc.495,802$2.54M0.03%−66,492−11.8%Reduced
State Street Corp473,340$2.44M0.00%+37,300+8.6%Added
Platinum Investment Management Ltd274,067$1.41M0.06%−98,233−26.4%Reduced
Dimensional Fund Advisors LP245,176$1.26M0.00%+114,987+88.3%Added
Sands Capital Ventures, LLC237,258$1.22M0.41%00.0%Unchanged
Renaissance Technologies LLC195,500$1.01M0.00%+86,500+79.4%Added
Charles Schwab Investment Management Inc192,462$991.2K0.00%−1,422−0.7%Reduced
Northern Trust Corp182,498$939.9K0.00%−529−0.3%Reduced
Citadel Advisors LLC169,276$871.8K0.00%+120,450+246.7%Added
ClariVest Asset Management LLC129,788$668.4K0.07%+129,788New
AQR Capital Management LLC113,594$585.0K0.00%+113,594New
Nuveen Asset Management, LLC106,951$550.8K0.00%+5,315+5.2%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.102,090$525.8K0.00%+102,090New
Jane Street Group, LLC86,458$445.3K0.00%+50,263+138.9%Added
Bridgeway Capital Management, LLC75,500$388.8K0.01%+10,000+15.3%Added
Susquehanna International Group, LLP70,535$363.3K0.00%+70,535New
Bank of New York Mellon Corp69,550$358.2K0.00%+4,212+6.4%Added
Bruce & Co., Inc.68,286$351.7K0.12%00.0%Unchanged
Cubist Systematic Strategies, LLC60,429$311.2K0.01%+60,429New
Eisler Capital (US) LLC56,365$290.3K0.05%+56,365New
LPL Financial LLC53,585$276.0K0.00%+2,378+4.6%Added
Needham Investment Management LLC50,000$257.5K0.02%+50,000New
Squarepoint Ops LLC48,554$250.1K0.00%+48,554New
Marshall Wace, LLP44,396$228.6K0.00%+44,396New
Alliancebernstein L.P.39,500$203.4K0.00%+13,470+51.7%Added
Morgan Stanley38,655$199.1K0.00%+644+1.7%Added
Rhumbline Advisers37,696$194.1K0.00%−374−1.0%Reduced
Arete Wealth Advisors, LLC34,635$175.0K0.01%+5,104+17.3%Added
American Century Companies Inc33,718$173.6K0.00%+5,295+18.6%Added
Goldman Sachs Group Inc31,173$160.5K0.00%+15,055+93.4%Added
Envestnet Asset Management Inc28,424$146.4K0.00%−1,569−5.2%Reduced
Bank of America Corp24,896$128.2K0.00%+10,188+69.3%Added
Primecap Management Co24,830$127.9K0.00%−2,040−7.6%Reduced
49 Wealth Management, LLC26,756$127.6K0.03%+985+3.8%Added
Rafferty Asset Management, LLC24,095$124.1K0.00%+24,095New
Thrivent Financial for Lutherans23,470$121.0K0.00%00.0%Unchanged
Petrus Trust Company, LTA18,842$97.0K0.01%+8,624+84.4%Added
Verition Fund Management LLC16,276$83.8K0.00%+16,276New
D. E. Shaw & Co., Inc.15,724$81.0K0.00%+15,724New
Cresset Asset Management, LLC14,227$73.3K0.00%+1,764+14.2%Added
PDT Partners, LLC13,920$71.7K0.01%+13,920New
Jacobs Levy Equity Management, Inc13,500$69.5K0.00%+13,500New
Sherbrooke Park Advisers LLC13,434$69.2K0.01%+13,434New
MetLife Investment Management13,430$69.2K0.00%+1,440+12.0%Added
Corebridge Financial, Inc.12,768$65.8K0.00%+12,768New
Wells Fargo & Company11,806$60.8K0.00%+2,431+25.9%Added
Mirae Asset Global ETFs Holdings Ltd.11,389$58.7K0.00%+11,389New
US Bancorp10,736$55.3K0.00%00.0%Unchanged
JPMorgan Chase & Co10,633$54.8K0.00%+1,412+15.3%Added
UBS Group AG9,975$51.4K0.00%−10,451−51.2%Reduced
GAMMA Investing LLC9,254$47.7K0.01%+9,254New
New York State Common Retirement Fund8,487$43.7K0.00%−68,194−88.9%Reduced
Barclays PLC8,361$43.1K0.00%−7,207−46.3%Reduced
Deutsche Bank AG7,880$40.6K0.00%−2,031−20.5%Reduced
Allworth Financial LP5,269$28.4K0.00%00.0%Unchanged
Citigroup Inc5,323$27.4K0.00%+1,149+27.5%Added
Acadian Asset Management LLC4,188$21.0K0.00%+4,188New
Tower Research Capital LLC (TRC)3,799$19.6K0.00%+462+13.8%Added
Public Employees Retirement System of Ohio3,700$19.1K0.00%+3,700New
Daiwa Securities Group Inc.3,710$19.0K0.00%+3,710New
Zurcher Kantonalbank (Zurich Cantonalbank)3,145$16.2K0.00%−495−13.6%Reduced
PEAK6 Investments LLC2,899$14.9K0.00%−13,605−82.4%Reduced
Signaturefd, LLC2,500$12.9K0.00%00.0%Unchanged
Royal Bank of Canada2,241$11.0K0.00%+1,667+290.4%Added
HM Payson & Co2,000$10.3K0.00%+2,000New
Legal & General Group Plc1,821$9.38K0.00%00.0%Unchanged
California State Teachers Retirement System1,720$8.86K0.00%−508−22.8%Reduced
Ameritas Investment Partners, Inc.1,442$7.43K0.00%00.0%Unchanged
Russell Investments Group, Ltd.987$5.08K0.00%+987New
Itau Unibanco Holding S.A.913$4.70K0.00%+913New
FMR LLC875$4.51K0.00%−571−39.5%Reduced
Amalgamated Bank766$4.00K0.00%00.0%Unchanged
Point72 (DIFC) Ltd223$1.15K0.00%+223New
GPS Wealth Strategies Group, LLC200$1.03K0.00%−75−27.3%Reduced
Advisor Group Holdings, Inc.135$6950.00%+135New
Nisa Investment Advisors, LLC32$1650.00%−2,405−98.7%Reduced
Rothschild Investment LLC20$1030.00%+20New
CWM, LLC34$00.00%+34New
Eventide Asset Management, LLC0$00.00%−1,430,995−100.0%Sold out
Harbor Capital Advisors, Inc.0$00.00%−22,748−100.0%Sold out
Point72 Asset Management, L.P.0$00.00%−18,900−100.0%Sold out
Corton Capital Inc.0$00.00%−16,770−100.0%Sold out
Values First Advisors, Inc.0$00.00%−12,575−100.0%Sold out
State Board of Administration of Florida Retirement System0$00.00%−10,548−100.0%Sold out
Mirae Asset Global Investments Co., Ltd.0$00.00%−11,175−100.0%Sold out
American International Group, Inc.0$00.00%−10,921−100.0%Sold out
Metropolitan Life Insurance Co0$00.00%−1,440−100.0%Sold out
Comerica Bank0$00.00%−524−100.0%Sold out