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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, Q4 2023

Institutional positions in 908 Devices Inc. as of Dec 31, 2023. 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
79
−4 vs. Q3 2023
Shares held
22.0M
+877.4K (+4.1%) vs. Q3 2023
Total value
$247.1M
+$106.3M (+75.5%) vs. Q3 2023
New holders
6
38 more added
Sold out
10
19 more reduced

Compare with Q3 2023: 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 holdersQ4 2023: 79 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 heldQ4 2023: $247.1M
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, Q4 2023

Shares, value and share of portfolio for each institution holding 908 Devices Inc.; share changes are against Q3 2023.

Institutions holding MASS in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
ARK Investment Management LLCSuperinvestorARK Invest4,346,579$48.8M0.29%+333,119+8.3%Added
Granahan Investment Management Inc2,038,658$22.9M0.76%+195,368+10.6%Added
Ameriprise Financial Inc1,889,626$21.2M0.01%+13,300+0.7%Added
BlackRock Inc.1,786,753$20.0M0.00%+92,055+5.4%Added
Vanguard Group Inc1,744,330$19.6M0.00%+33,044+1.9%Added
Eventide Asset Management, LLC1,430,995$16.1M0.26%00.0%Unchanged
Iron Triangle Partners LP1,284,947$14.4M1.87%+304,484+31.1%Added
Fred Alger Management, LLC1,210,419$13.6M0.07%−121,121−9.1%Reduced
Platinum Investment Management Ltd781,871$8.77M0.36%−52,953−6.3%Reduced
AWM Investment Company, Inc.653,468$7.33M0.96%+91,962+16.4%Added
Nikko Asset Management Americas, Inc.582,034$6.54M0.06%−47,960−7.6%Reduced
Sumitomo Mitsui Trust Holdings, Inc.582,034$6.53M0.00%−47,960−7.6%Reduced
Tao Capital Management LP568,981$6.38M5.84%00.0%Unchanged
Geode Capital Management, LLC518,589$5.82M0.00%+37,818+7.9%Added
State Street Corp407,313$4.57M0.00%−226,187−35.7%Reduced
Sands Capital Ventures, LLC237,258$2.66M0.74%00.0%Unchanged
Northern Trust Corp180,928$2.03M0.00%−4,016−2.2%Reduced
Charles Schwab Investment Management Inc180,661$2.03M0.00%+10,958+6.5%Added
Dimensional Fund Advisors LP110,955$1.24M0.00%+89,558+418.6%Added
Nuveen Asset Management, LLC101,636$1.14M0.00%+7,422+7.9%Added
Tang Capital Management LLC100,000$1.12M0.10%00.0%Unchanged
Renaissance Technologies LLC96,900$1.09M0.00%+12,200+14.4%Added
Bank of New York Mellon Corp92,195$1.03M0.00%−1,580−1.7%Reduced
New York State Common Retirement Fund74,033$830.6K0.00%+3,508+5.0%Added
Morgan Stanley70,325$789.0K0.00%+28,513+68.2%Added
Bruce & Co., Inc.68,286$766.2K0.27%00.0%Unchanged
Bridgeway Capital Management, LLC65,500$734.9K0.02%−10,800−14.2%Reduced
Citadel Advisors LLC53,863$604.3K0.00%+19,109+55.0%Added
LPL Financial LLC52,456$588.6K0.00%+9,348+21.7%Added
Bank of America Corp45,271$507.9K0.00%+24,224+115.1%Added
Rhumbline Advisers37,029$415.5K0.00%+4,051+12.3%Added
Barclays PLC30,113$337.9K0.00%+26,271+683.8%Added
Susquehanna International Group, LLP29,731$333.6K0.00%+7,342+32.8%Added
Envestnet Asset Management Inc28,932$324.6K0.00%+4,987+20.8%Added
Goldman Sachs Group Inc28,279$317.3K0.00%+3,917+16.1%Added
Arete Wealth Advisors, LLC27,958$313.7K0.02%+5,200+22.8%Added
Primecap Management Co26,870$301.5K0.00%00.0%Unchanged
49 Wealth Management, LLC26,261$294.6K0.08%+26,261New
Alliancebernstein L.P.26,030$292.1K0.00%+1,690+6.9%Added
Tower Research Capital LLC (TRC)25,027$280.8K0.00%+10,065+67.3%Added
Millennium Management LLC24,478$274.6K0.00%+8,102+49.5%Added
HRT Financial LP24,023$269.0K0.00%+10,499+77.6%Added
Thrivent Financial for Lutherans23,470$263.0K0.00%00.0%Unchanged
UBS Group AG22,744$255.2K0.00%+10,290+82.6%Added
Campbell & CO Investment Adviser LLC22,224$249.4K0.02%+22,224New
Point72 Asset Management, L.P.20,200$226.6K0.00%+20,200New
American Century Companies Inc19,973$224.1K0.00%+6,966+53.6%Added
State of Wisconsin Investment Board17,834$200.1K0.00%−8,000−31.0%Reduced
Values First Advisors, Inc.17,003$190.8K0.12%+277+1.7%Added
JPMorgan Chase & Co14,542$163.2K0.00%+291+2.0%Added
Petrus Trust Company, LTA14,009$157.2K0.01%−6,838−32.8%Reduced
Jane Street Group, LLC13,500$151.5K0.00%−14,798−52.3%Reduced
Cresset Asset Management, LLC12,593$141.3K0.00%−2,377−15.9%Reduced
Two Sigma Securities, LLC12,480$140.0K0.01%+12,480New
MetLife Investment Management11,990$134.5K0.00%00.0%Unchanged
SG Americas Securities, LLC11,861$133.0K0.00%+11,861New
Mirae Asset Global Investments Co., Ltd.11,175$125.4K0.00%00.0%Unchanged
American International Group, Inc.10,902$122.3K0.00%−44−0.4%Reduced
US Bancorp10,604$119.0K0.00%+9,165+636.9%Added
Deutsche Bank AG10,369$116.3K0.00%00.0%Unchanged
Wells Fargo & Company8,264$92.7K0.00%+1,326+19.1%Added
Advisor Group Holdings, Inc.7,034$78.9K0.00%+5,508+360.9%Added
Royal Bank of Canada6,916$77.0K0.00%+2,195+46.5%Added
Allworth Financial LP5,269$59.1K0.00%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)3,919$44.0K0.00%−138−3.4%Reduced
California State Teachers Retirement System3,610$40.5K0.00%−1,229−25.4%Reduced
Citigroup Inc3,158$35.4K0.00%+3,147+28,609.1%Added
Signaturefd, LLC2,500$28.1K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC2,412$27.1K0.00%−413−14.6%Reduced
Legal & General Group Plc1,821$20.4K0.00%−294−13.9%Reduced
Amalgamated Bank1,760$20.0K0.00%−228−11.5%Reduced
Ameritas Investment Partners, Inc.1,442$16.2K0.00%00.0%Unchanged
Metropolitan Life Insurance Co1,440$16.2K0.00%00.0%Unchanged
FMR LLC1,338$15.0K0.00%+94+7.6%Added
Quest Partners LLC1,240$13.9K0.00%+1,240New
GPS Wealth Strategies Group, LLC275$3.09K0.00%00.0%Unchanged
Comerica Bank165$1.85K0.00%+8+5.1%Added
Versant Capital Management, Inc46$5160.00%00.0%Unchanged
The PNC Financial Services Group, Inc.6$670.00%−12−66.7%Reduced
Rafferty Asset Management, LLC0$00.00%−36,410−100.0%Sold out
AQR Capital Management LLC0$00.00%−17,424−100.0%Sold out
Gsa Capital Partners LLP0$00.00%−16,801−100.0%Sold out
Manufacturers Life Insurance Company, The0$00.00%−10,620−100.0%Sold out
Global Retirement Partners, LLC0$00.00%−10,000−100.0%Sold out
Daiwa Securities Group Inc.0$00.00%−4,419−100.0%Sold out
Itau Unibanco Holding S.A.0$00.00%−1,433−100.0%Sold out
Grove Bank & Trust0$00.00%−111−100.0%Sold out
Toronto Dominion Bank0$00.00%−23−100.0%Sold out
CWM, LLC0$00.00%−72−100.0%Sold out