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, Q1 2026
Institutional positions in 908 Devices Inc. as of Mar 31, 2026. 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
- 112
- −5 vs. Q4 2025
- Shares held
- 27.9M
- +3.26M (+13.2%) vs. Q4 2025
- Total value
- $171.0M
- +$41.4M (+31.9%) vs. Q4 2025
- New holders
- 11
- 32 more added
- Sold out
- 16
- 46 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 111 | $244.1M |
| Q1 2026 | 112 | $171.0M |
| Q4 2025 | 118 | $137.3M |
| Q3 2025 | 107 | $214.7M |
| Q2 2025 | 102 | $173.6M |
| Q1 2025 | 87 | $92.3M |
| Q4 2024 | 81 | $36.9M |
| Q3 2024 | 86 | $64.8M |
| Q2 2024 | 90 | $100.4M |
| Q1 2024 | 75 | $156.5M |
| Q4 2023 | 79 | $247.1M |
| Q3 2023 | 83 | $140.8M |
| Q2 2023 | 86 | $145.8M |
| Q1 2023 | 84 | $188.0M |
| Q4 2022 | 93 | $165.4M |
| Q3 2022 | 81 | $359.9M |
| Q2 2022 | 77 | $396.7M |
| Q1 2022 | 84 | $383.7M |
| Q4 2021 | 87 | $490.2M |
| Q3 2021 | 86 | $519.5M |
| Q2 2021 | 74 | $451.9M |
| Q1 2021 | 72 | $413.8M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding 908 Devices Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| First Light Asset Management, LLC | 6,072,563 | $37.2M | 3.33% | +1,236,377+25.6% | Added |
| AWM Investment Company, Inc. | 5,199,924 | $31.8M | 3.52% | 00.0% | Unchanged |
| ARK Investment Management LLCSuperinvestorARK Invest | 1,946,685 | $11.9M | 0.09% | −39,301−2.0% | Reduced |
| BlackRock, Inc. | 1,767,316 | $10.8M | 0.00% | −34,456−1.9% | Reduced |
| Needham Investment Management LLC | 1,240,000 | $7.59M | 0.39% | +470,000+61.0% | Added |
| Vanguard Capital Management LLC | 1,119,236 | $6.85M | 0.00% | +1,119,236 | New |
| First Eagle Investment Management, LLC | 803,606 | $4.92M | 0.01% | +179,723+28.8% | Added |
| Geode Capital Management, LLC | 695,455 | $4.26M | 0.00% | +6,889+1.0% | Added |
| Granahan Investment Management Inc | 695,070 | $4.25M | 0.21% | +603,929+662.6% | Added |
| State Street Corp | 625,892 | $3.83M | 0.00% | +29,598+5.0% | Added |
| Tao Capital Management LP | 568,981 | $3.48M | 2.93% | 00.0% | Unchanged |
| Essex Investment Management Co LLC | 491,221 | $3.01M | 0.48% | +8,607+1.8% | Added |
| Morgan Stanley | 373,258 | $2.28M | 0.00% | −67,228−15.3% | Reduced |
| Meros Investment Management, LP | 361,738 | $2.21M | 0.96% | +14,703+4.2% | Added |
| Prescott Group Capital Management, L.L.C. | 361,595 | $2.21M | 0.22% | 00.0% | Unchanged |
| HighMark Wealth Management LLC | 319,350 | $1.95M | 0.80% | +78,350+32.5% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 269,873 | $1.65M | 0.00% | −18,208−6.3% | Reduced |
| Nikko Asset Management Americas, Inc. | 269,873 | $1.65M | 0.02% | −18,208−6.3% | Reduced |
| Gsa Capital Partners LLP | 251,028 | $1.54M | 0.10% | +128,891+105.5% | Added |
| Northern Trust Corp | 241,332 | $1.48M | 0.00% | +11,038+4.8% | Added |
| GM Advisory Group, Inc. | 238,218 | $1.46M | 0.06% | −40,574−14.6% | Reduced |
| Renaissance Technologies LLC | 230,200 | $1.41M | 0.00% | +8,100+3.6% | Added |
| Charles Schwab Investment Management Inc | 229,489 | $1.40M | 0.00% | −11,440−4.7% | Reduced |
| Squarepoint Ops LLC | 213,193 | $1.30M | 0.00% | −5,483−2.5% | Reduced |
| Vanguard Fiduciary Trust Co | 180,250 | $1.10M | 0.00% | +180,250 | New |
| Raymond James Financial Inc | 176,520 | $1.08M | 0.00% | −1,747−1.0% | Reduced |
| SEI Investments Co | 164,894 | $1.01M | 0.00% | +82,934+101.2% | Added |
| Vanguard Portfolio Management LLC | 163,694 | $1.00M | 0.00% | +163,694 | New |
| Legato Capital Management LLC | 153,450 | $939.1K | 0.09% | −2,144−1.4% | Reduced |
| Russell Investments Group, Ltd. | 145,329 | $889.4K | 0.00% | +143,061+6,307.8% | Added |
| Citadel Advisors LLC | 144,547 | $884.6K | 0.00% | −119,826−45.3% | Reduced |
| Millennium Management LLC | 142,422 | $871.6K | 0.00% | −15,681−9.9% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 132,466 | $810.7K | 0.00% | −8,037−5.7% | Reduced |
| Nano Cap New Millennium Growth Fund L P | 120,000 | $734.4K | 0.69% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 118,751 | $725.7K | 0.00% | −127,863−51.8% | Reduced |
| Goldman Sachs Group Inc | 111,212 | $680.6K | 0.00% | −88,074−44.2% | Reduced |
| AQR Capital Management LLC | 104,406 | $639.0K | 0.00% | −400−0.4% | Reduced |
| Nuveen, LLC | 101,074 | $618.6K | 0.00% | +1,086+1.1% | Added |
| UBS Group AG | 93,445 | $571.9K | 0.00% | −19,209−17.1% | Reduced |
| Davy Global Fund Management Ltd | 89,769 | $549.4K | 0.04% | +11,743+15.1% | Added |
| Bank of Montreal | 87,375 | $534.7K | 0.00% | −3,477−3.8% | Reduced |
| Trexquant Investment LP | 73,194 | $447.9K | 0.00% | +73,194 | New |
| Cassaday & Co Wealth Management LLC | 71,629 | $438.4K | 0.01% | 00.0% | Unchanged |
| Bruce & Co., Inc. | 68,286 | $417.9K | 0.12% | 00.0% | Unchanged |
| LPL Financial LLC | 67,789 | $414.9K | 0.00% | −772−1.1% | Reduced |
| Bank of New York Mellon Corp | 59,041 | $361.3K | 0.00% | −1,981−3.2% | Reduced |
| American Century Companies Inc | 55,894 | $342.1K | 0.00% | 00.0% | Unchanged |
| Bridgeway Capital Management, LLC | 50,500 | $309.1K | 0.01% | 00.0% | Unchanged |
| Skopos Labs, Inc. | 46,259 | $283.1K | 0.01% | +46,259 | New |
| Two Sigma Investments, LP | 44,127 | $270.1K | 0.00% | −28,200−39.0% | Reduced |
| XTX Topco Ltd | 41,365 | $253.2K | 0.00% | +21,513+108.4% | Added |
| Old Port Advisors | 38,629 | $236.4K | 0.05% | 00.0% | Unchanged |
| Rhumbline Advisers | 34,550 | $211.4K | 0.00% | −223−0.6% | Reduced |
| Susquehanna International Group, LLP | 33,841 | $207.1K | 0.00% | +12,118+55.8% | Added |
| Campbell & CO Investment Adviser LLC | 29,656 | $181.5K | 0.01% | −50,897−63.2% | Reduced |
| Alliancebernstein L.P. | 33,150 | $174.0K | 0.00% | −8,400−20.2% | Reduced |
| State of Wisconsin Investment Board | 26,198 | $160.3K | 0.00% | −6,096−18.9% | Reduced |
| Bank of America Corp | 25,078 | $153.5K | 0.00% | −1,263−4.8% | Reduced |
| Quantinno Capital Management LP | 23,725 | $145.2K | 0.00% | +499+2.1% | Added |
| Price T Rowe Associates Inc | 19,385 | $119.0K | 0.00% | +5,558+40.2% | Added |
| Deutsche Bank AG | 18,429 | $112.8K | 0.00% | 00.0% | Unchanged |
| 49 Wealth Management, LLC | 17,101 | $104.7K | 0.01% | −480−2.7% | Reduced |
| MetLife Investment Management | 17,022 | $104.2K | 0.00% | +6,074+55.5% | Added |
| Cresset Asset Management, LLC | 16,343 | $100.0K | 0.00% | −10,000−38.0% | Reduced |
| Jane Street Group, LLC | 14,301 | $87.5K | 0.00% | −22,494−61.1% | Reduced |
| Invesco Ltd. | 14,128 | $86.5K | 0.00% | −300−2.1% | Reduced |
| Dynamic Technology Lab Private Ltd | 13,898 | $85.1K | 0.01% | +13,898 | New |
| Graham Capital Management, L.P. | 13,247 | $81.1K | 0.00% | −7,540−36.3% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 13,028 | $79.7K | 0.00% | +306+2.4% | Added |
| Concurrent Investment Advisors, LLC | 11,903 | $72.8K | 0.00% | +158+1.3% | Added |
| PCM Encore, LLC | 11,830 | $72.4K | 0.01% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 11,300 | $65.0K | 0.00% | +307+2.8% | Added |
| FMR LLC | 10,543 | $64.5K | 0.00% | −8−0.1% | Reduced |
| Wells Fargo & Company | 10,480 | $64.1K | 0.00% | −20,143−65.8% | Reduced |
| Vanguard Global Advisers, LLC | 10,286 | $63.0K | 0.00% | +10,286 | New |
| Intelligence Driven Advisers, LLC | 10,000 | $61.2K | 0.01% | +10,000 | New |
| Police & Firemen's Retirement System of New Jersey | 8,523 | $52.2K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 8,487 | $51.9K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 6,594 | $40.4K | 0.00% | −200−2.9% | Reduced |
| BNP Paribas Arbitrage, SA | 5,945 | $36.4K | 0.00% | −1,612−21.3% | Reduced |
| Allworth Financial LP | 5,349 | $32.7K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 5,100 | $31.2K | 0.00% | +4,975+3,980.0% | Added |
| Barclays PLC | 4,978 | $30.5K | 0.00% | −39,550−88.8% | Reduced |
| Antipodes Partners Ltd | 4,402 | $26.9K | 0.00% | −692−13.6% | Reduced |
| Pinnacle Wealth Planning Services, Inc. | 4,180 | $25.6K | 0.00% | −178−4.1% | Reduced |
| Tower Research Capital LLC (TRC) | 4,140 | $25.3K | 0.00% | +2,225+116.2% | Added |
| Ameritas Investment Partners, Inc. | 2,795 | $17.1K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 2,492 | $15.3K | 0.00% | −242−8.9% | Reduced |
| Signaturefd, LLC | 1,966 | $12.0K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 1,937 | $11.9K | 0.00% | +1,937 | New |
| UBS Asset Management Americas Inc | 1,536 | $9.40K | 0.00% | +1,379+878.3% | Added |
| California State Teachers Retirement System | 1,482 | $9.07K | 0.00% | −204−12.1% | Reduced |
| Citigroup Inc | 1,429 | $8.74K | 0.00% | +809+130.5% | Added |
| Versant Capital Management, Inc | 1,070 | $6.55K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 684 | $4.19K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 606 | $3.71K | 0.00% | +133+28.1% | Added |
| Farther Finance Advisors, LLC | 393 | $2.44K | 0.00% | +393 | New |
| Federated Hermes, Inc. | 360 | $2.20K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 348 | $2.13K | 0.00% | −230−39.8% | Reduced |
| Royal Bank of Canada | 418 | $2.00K | 0.00% | −363−46.5% | Reduced |