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 13 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 2025
Institutional positions in 908 Devices Inc. as of Dec 31, 2025. 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
- 118
- +12 vs. Q3 2025
- Shares held
- 26.2M
- +1.70M (+6.9%) vs. Q3 2025
- Total value
- $137.3M
- −$76.9M (−35.9%) vs. Q3 2025
- New holders
- 22
- 38 more added
- Sold out
- 10
- 41 more reduced
1 institution that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding 908 Devices Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FNY Investment Advisers, LLC | 50 | $0 | 0.00% | −10−16.7% | Reduced |
| Advocate Investing Services LLC | 18 | $95 | 0.00% | +18 | New |
| Caitong International Asset Management Co., Ltd | 21 | $110 | 0.00% | +21 | New |
| Sunbelt Securities, Inc. | 22 | $116 | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 34 | $179 | 0.00% | −10−22.7% | Reduced |
| SRS Capital Advisors, Inc. | 114 | $599 | 0.00% | −164−59.0% | Reduced |
| EverSource Wealth Advisors, LLC | 120 | $631 | 0.00% | −255−68.0% | Reduced |
| Advisor Group Holdings, Inc. | 125 | $656 | 0.00% | 00.0% | Unchanged |
| Cornerstone Financial Management LLC | 129 | $677 | 0.00% | +129 | New |
| Group One Trading, L.P. | 132 | $693 | 0.00% | +132 | New |
| The PNC Financial Services Group, Inc. | 137 | $719 | 0.00% | −26−16.0% | Reduced |
| UBS Asset Management Americas Inc | 157 | $824 | 0.00% | +157 | New |
| Jones Financial Companies LLLP | 169 | $887 | 0.00% | +70+70.7% | Added |
| Quarry LP | 197 | $1.03K | 0.00% | +197 | New |
| Essential Partners LLC | 218 | $1.15K | 0.00% | 00.0% | Unchanged |
| Federated Hermes, Inc. | 360 | $1.89K | 0.00% | +360 | New |
| Optiver Holding B.V. | 466 | $2.45K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 473 | $2.48K | 0.00% | −206−30.3% | Reduced |
| Flagship Harbor Advisors, LLC | 500 | $2.63K | 0.00% | +500 | New |
| Sterling Capital Management LLC | 578 | $3.04K | 0.00% | +85+17.2% | Added |
| Citigroup Inc | 620 | $3.25K | 0.00% | −1,640−72.6% | Reduced |
| Nisa Investment Advisors, LLC | 684 | $3.59K | 0.00% | −3,100−81.9% | Reduced |
| Royal Bank of Canada | 781 | $4.00K | 0.00% | −183,438−99.6% | Reduced |
| Amalgamated Bank | 860 | $5.00K | 0.00% | +94+12.3% | Added |
| Versant Capital Management, Inc | 1,070 | $5.62K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 1,686 | $8.85K | 0.00% | −36−2.1% | Reduced |
| Tower Research Capital LLC (TRC) | 1,915 | $10.1K | 0.00% | +768+67.0% | Added |
| Signaturefd, LLC | 1,966 | $10.3K | 0.00% | +519+35.9% | Added |
| Russell Investments Group, Ltd. | 2,268 | $11.9K | 0.00% | −8,372−78.7% | Reduced |
| Legal & General Group Plc | 2,734 | $14.4K | 0.00% | −184−6.3% | Reduced |
| Ameritas Investment Partners, Inc. | 2,795 | $14.7K | 0.00% | 00.0% | Unchanged |
| State of Wyoming | 3,544 | $18.6K | 0.00% | +3,544 | New |
| Pinnacle Wealth Planning Services, Inc. | 4,358 | $22.9K | 0.00% | +4,358 | New |
| Antipodes Partners Ltd | 5,094 | $26.7K | 0.00% | −133−2.5% | Reduced |
| Allworth Financial LP | 5,349 | $28.1K | 0.00% | −100−1.8% | Reduced |
| Daiwa Securities Group Inc. | 6,750 | $35.0K | 0.00% | −999−12.9% | Reduced |
| CWM, LLC | 6,794 | $36.0K | 0.00% | −52−0.8% | Reduced |
| BNP Paribas Arbitrage, SA | 7,557 | $39.7K | 0.00% | +2,183+40.6% | Added |
| New York State Common Retirement Fund | 8,487 | $44.6K | 0.00% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 8,523 | $44.7K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 10,551 | $55.4K | 0.00% | −242−2.2% | Reduced |
| MetLife Investment Management | 10,948 | $57.5K | 0.00% | +582+5.6% | Added |
| JPMorgan Chase & Co | 10,993 | $57.7K | 0.00% | −245−2.2% | Reduced |
| Intech Investment Management LLC | 11,515 | $60.5K | 0.00% | −1,721−13.0% | Reduced |
| Concurrent Investment Advisors, LLC | 11,745 | $61.7K | 0.00% | −11,725−50.0% | Reduced |
| PCM Encore, LLC | 11,830 | $62.1K | 0.01% | +11,830 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 12,722 | $66.8K | 0.00% | +22+0.2% | Added |
| Price T Rowe Associates Inc | 13,827 | $73.0K | 0.00% | 00.0% | Unchanged |
| Invesco Ltd. | 14,428 | $75.7K | 0.00% | +179+1.3% | Added |
| 49 Wealth Management, LLC | 17,581 | $92.3K | 0.01% | −1,607−8.4% | Reduced |
| Deutsche Bank AG | 18,429 | $96.8K | 0.00% | +17,895+3,351.1% | Added |
| XTX Topco Ltd | 19,852 | $104.2K | 0.00% | −25,184−55.9% | Reduced |
| Graham Capital Management, L.P. | 20,787 | $109.1K | 0.00% | +2,374+12.9% | Added |
| Susquehanna International Group, LLP | 21,723 | $114.0K | 0.00% | −2,055−8.6% | Reduced |
| Opal Capital LLC | 17,581 | $121.1K | 0.03% | +17,581 | New |
| Quantinno Capital Management LP | 23,226 | $121.9K | 0.00% | +5,086+28.0% | Added |
| Bank of America Corp | 26,341 | $138.3K | 0.00% | −243,728−90.2% | Reduced |
| Cresset Asset Management, LLC | 26,343 | $138.3K | 0.00% | +10,677+68.2% | Added |
| Engineers Gate Manager LP | 26,681 | $140.1K | 0.00% | +26,681 | New |
| Axq Capital, LP | 28,125 | $147.7K | 0.03% | +15,080+115.6% | Added |
| STRS Ohio | 29,700 | $155.9K | 0.00% | +16,800+130.2% | Added |
| Wells Fargo & Company | 30,623 | $160.8K | 0.00% | +12,828+72.1% | Added |
| State of Wisconsin Investment Board | 32,294 | $169.5K | 0.00% | +32,294 | New |
| Rhumbline Advisers | 34,773 | $182.6K | 0.00% | −1,255−3.5% | Reduced |
| Jane Street Group, LLC | 36,795 | $193.2K | 0.00% | +36,795 | New |
| Old Port Advisors | 38,629 | $202.8K | 0.05% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 41,550 | $218.1K | 0.00% | −4,300−9.4% | Reduced |
| Barclays PLC | 44,528 | $233.8K | 0.00% | +5,943+15.4% | Added |
| Bridgeway Capital Management, LLC | 50,500 | $265.1K | 0.01% | +20,000+65.6% | Added |
| American Century Companies Inc | 55,894 | $293.4K | 0.00% | −214−0.4% | Reduced |
| Point72 Asset Management, L.P. | 55,945 | $293.7K | 0.00% | +55,945 | New |
| Bank of New York Mellon Corp | 61,022 | $320.4K | 0.00% | −5,201−7.9% | Reduced |
| Bruce & Co., Inc. | 68,286 | $358.5K | 0.11% | 00.0% | Unchanged |
| LPL Financial LLC | 68,561 | $359.9K | 0.00% | −612−0.9% | Reduced |
| Cassaday & Co Wealth Management LLC | 71,629 | $376.1K | 0.01% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 72,327 | $379.7K | 0.00% | 00.0% | Unchanged |
| Davy Global Fund Management Ltd | 78,026 | $409.6K | 0.03% | +25,239+47.8% | Added |
| Campbell & CO Investment Adviser LLC | 80,553 | $422.9K | 0.02% | +14,072+21.2% | Added |
| Acadian Asset Management LLC | 81,862 | $428.0K | 0.00% | +64,984+385.0% | Added |
| SEI Investments Co | 81,960 | $430.3K | 0.00% | +81,960 | New |
| Bank of Montreal | 90,852 | $477.0K | 0.00% | 00.0% | Unchanged |
| Granahan Investment Management Inc | 91,141 | $478.5K | 0.02% | +26,803+41.7% | Added |
| Nuveen, LLC | 99,988 | $524.9K | 0.00% | 00.0% | Unchanged |
| AQR Capital Management LLC | 104,806 | $550.2K | 0.00% | −373−0.4% | Reduced |
| UBS Group AG | 112,654 | $591.4K | 0.00% | +51,990+85.7% | Added |
| Nano Cap New Millennium Growth Fund L P | 120,000 | $630.0K | 0.54% | +120,000 | New |
| Gsa Capital Partners LLP | 122,137 | $641.0K | 0.06% | +122,137 | New |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 140,503 | $715.2K | 0.00% | −61,672−30.5% | Reduced |
| HRT Financial LP | 154,830 | $812.0K | 0.00% | +154,830 | New |
| Legato Capital Management LLC | 155,594 | $816.9K | 0.07% | +13,539+9.5% | Added |
| Millennium Management LLC | 158,103 | $830.0K | 0.00% | +127,040+409.0% | Added |
| Raymond James Financial Inc | 178,267 | $935.9K | 0.00% | −5,015−2.7% | Reduced |
| Marshall Wace, LLP | 190,635 | $1.00M | 0.00% | −249,004−56.6% | Reduced |
| Goldman Sachs Group Inc | 199,286 | $1.05M | 0.00% | +119,596+150.1% | Added |
| Squarepoint Ops LLC | 218,676 | $1.15M | 0.00% | +84,902+63.5% | Added |
| Renaissance Technologies LLC | 222,100 | $1.17M | 0.00% | +12,800+6.1% | Added |
| Northern Trust Corp | 230,294 | $1.21M | 0.00% | +22,262+10.7% | Added |
| Charles Schwab Investment Management Inc | 240,929 | $1.26M | 0.00% | −190−0.1% | Reduced |
| HighMark Wealth Management LLC | 241,000 | $1.27M | 0.52% | +241,000 | New |
| Dimensional Fund Advisors LP | 246,614 | $1.29M | 0.00% | −78,174−24.1% | Reduced |