908 Devices Inc. - MASS
Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 2 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| AWM Investment Company, Inc. | History | No change | 5,199,924 | 27,299 | 2.64% | 4.27% | 1 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| First Light Asset Management, LLC | History | Added to | 4,836,186 | 25,389 | 1.94% | 2.07% | 2 | +2,325,690 | 92.64% | Q4 2025 | Feb 17, 2026 |
| ARK Investment Management LLC | History | Added to | 1,985,986 | 10,426 | 0.07% | 0.1% | 3 | +32,214 | 1.65% | Q4 2025 | Feb 11, 2026 |
| BlackRock, Inc. | History | Added to | 1,801,772 | 9,459 | 0.0% | 0.0% | 4 | +45,567 | 2.59% | Q4 2025 | Feb 12, 2026 |
| VANGUARD GROUP INC | History | Added to | 1,470,864 | 7,722 | 0.0% | 0.0% | 5 | +49,132 | 3.46% | Q4 2025 | Jan 29, 2026 |
| NEEDHAM INVESTMENT MANAGEMENT LLC | History | Added to | 770,000 | 4,042 | 0.26% | 0.14% | 6 | +548,000 | 246.85% | Q4 2025 | Feb 17, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 688,566 | 3,615 | 0.0% | 0.0% | 7 | +16,477 | 2.45% | Q4 2025 | Feb 09, 2026 |
| First Eagle Investment Management, LLC | History | Added to | 623,883 | 3,275 | 0.01% | 0.01% | 8 | +19,921 | 3.3% | Q4 2025 | Feb 04, 2026 |
| STATE STREET CORP | History | Reduced | 596,294 | 3,130 | 0.0% | 0.0% | 9 | -1,702,354 | -74.06% | Q4 2025 | Feb 13, 2026 |
| Tao Capital Management LP | History | No change | 568,981 | 2,987 | 2.57% | 3.77% | 10 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| ESSEX INVESTMENT MANAGEMENT CO LLC | History | Reduced | 482,614 | 2,533 | 0.39% | 0.66% | 11 | -11,335 | -2.29% | Q4 2025 | Feb 13, 2026 |
| MORGAN STANLEY | History | Reduced | 440,486 | 2,312 | 0.0% | 0.0% | 12 | -131,194 | -22.95% | Q4 2025 | Feb 13, 2026 |
| PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. | History | Added to | 361,595 | 1,898 | 0.18% | 0.18% | 13 | +171,590 | 90.31% | Q4 2025 | Feb 06, 2026 |
| Meros Investment Management, LP | History | Added to | 347,035 | 1,821 | 0.72% | 0.39% | 14 | +242,712 | 232.65% | Q4 2025 | Feb 17, 2026 |
| Sumitomo Mitsui Trust Group, Inc. | History | Reduced | 288,081 | 1,512 | 0.0% | 0.0% | 15 | -30,269 | -9.51% | Q4 2025 | Jan 23, 2026 |
| Amova Asset Management Americas, Inc. | History | Reduced | 288,081 | 1,509 | 0.02% | 0.03% | 16 | -30,269 | -9.51% | Q4 2025 | Feb 11, 2026 |
| CITADEL ADVISORS LLC | History | Added to | 286,973 | 1,506 | 0.0% | 0.0% | 17 | +233,473 | 436.4% | Q4 2025 | Feb 17, 2026 |
| GM Advisory Group, LLC | History | Reduced | 278,792 | 1,463 | 0.06% | 0.25% | 18 | -399,294 | -58.89% | Q4 2025 | Feb 13, 2026 |
| DIMENSIONAL FUND ADVISORS LP | History | Reduced | 246,614 | 1,294 | 0.0% | 0.0% | 19 | -78,174 | -24.07% | Q4 2025 | Feb 12, 2026 |
| HighMark Wealth Management LLC | History | New | 241,000 | 1,265 | 0.52% | — | 20 | +241,000 | New | Q4 2025 | Feb 05, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | History | Reduced | 240,929 | 1,264 | 0.0% | 0.0% | 21 | -190 | -0.08% | Q4 2025 | Feb 13, 2026 |
| NORTHERN TRUST CORP | History | Added to | 230,294 | 1,209 | 0.0% | 0.0% | 22 | +22,262 | 10.7% | Q4 2025 | Feb 17, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Added to | 222,100 | 1,166 | 0.0% | 0.0% | 23 | +12,800 | 6.12% | Q4 2025 | Feb 12, 2026 |
| Squarepoint Ops LLC | History | Added to | 218,676 | 1,148 | 0.0% | 0.0% | 24 | +84,902 | 63.47% | Q4 2025 | Feb 13, 2026 |
| GOLDMAN SACHS GROUP INC | History | Added to | 199,286 | 1,046 | 0.0% | 0.0% | 25 | +119,596 | 150.08% | Q4 2025 | Mar 25, 2026 |
| MARSHALL WACE, LLP | History | Reduced | 190,635 | 1,000 | 0.0% | 0.0% | 26 | -249,004 | -56.64% | Q4 2025 | Feb 13, 2026 |
| RAYMOND JAMES FINANCIAL INC | History | Reduced | 178,267 | 935 | 0.0% | 0.0% | 27 | -5,015 | -2.74% | Q4 2025 | Feb 18, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Added to | 158,103 | 830 | 0.0% | 0.0% | 28 | +127,040 | 408.98% | Q4 2025 | Feb 17, 2026 |
| Legato Capital Management LLC | History | Added to | 155,594 | 816 | 0.07% | 0.14% | 29 | +13,539 | 9.53% | Q4 2025 | Feb 06, 2026 |
| HRT FINANCIAL LP | History | New | 154,830 | 812 | 0.0% | — | 30 | +154,830 | New | Q4 2025 | Feb 12, 2026 |
| Mitsubishi UFJ Asset Management Co., Ltd. | History | Reduced | 140,503 | 715 | 0.0% | 0.0% | 31 | -61,672 | -30.5% | Q4 2025 | Feb 03, 2026 |
| GSA CAPITAL PARTNERS LLP | History | New | 122,137 | 641 | 0.06% | — | 32 | +122,137 | New | Q4 2025 | Feb 06, 2026 |
| NANO CAP NEW MILLENNIUM GROWTH FUND L P | History | New | 120,000 | 630 | 0.54% | — | 33 | +120,000 | New | Q4 2025 | Feb 06, 2026 |
| UBS Group AG | History | Added to | 112,654 | 591 | 0.0% | 0.0% | 34 | +51,990 | 85.7% | Q4 2025 | Jan 29, 2026 |
| AQR CAPITAL MANAGEMENT LLC | History | Reduced | 104,806 | 550 | 0.0% | 0.0% | 35 | -373 | -0.35% | Q4 2025 | Feb 17, 2026 |
| Nuveen, LLC | History | No change | 99,988 | 524 | 0.0% | 0.0% | 36 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| Granahan Investment Management, LLC | History | Added to | 91,141 | 478 | 0.02% | 0.02% | 37 | +26,803 | 41.66% | Q4 2025 | Feb 17, 2026 |
| BANK OF MONTREAL /CAN/ | History | No change | 90,852 | 476 | 0.0% | 0.0% | 38 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| SEI INVESTMENTS CO | History | New | 81,960 | 430 | 0.0% | — | 39 | +81,960 | New | Q4 2025 | Feb 13, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | History | Added to | 81,862 | 428 | 0.0% | 0.0% | 40 | +64,984 | 385.02% | Q4 2025 | Feb 10, 2026 |
| Campbell & CO Investment Adviser LLC | History | Added to | 80,553 | 422 | 0.02% | 0.04% | 41 | +14,072 | 21.17% | Q4 2025 | Feb 12, 2026 |
| IQ EQ FUND MANAGEMENT (IRELAND) Ltd | History | Added to | 78,026 | 409 | 0.03% | 0.03% | 42 | +25,239 | 47.81% | Q4 2025 | Feb 12, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | No change | 72,327 | 379 | 0.0% | 0.0% | 43 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| Cassaday & Co Wealth Management LLC | History | No change | 71,629 | 376 | 0.01% | 0.01% | 44 | 0 | 0.0% | Q4 2025 | Feb 03, 2026 |
| LPL Financial LLC | History | Reduced | 68,561 | 359 | 0.0% | 0.0% | 45 | -612 | -0.88% | Q4 2025 | Feb 11, 2026 |
| Bruce & Co., Inc. | History | No change | 68,286 | 358 | 0.11% | 0.19% | 46 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| Bank of New York Mellon Corp | History | Reduced | 61,022 | 320 | 0.0% | 0.0% | 47 | -5,201 | -7.85% | Q4 2025 | Feb 10, 2026 |
| Point72 Asset Management, L.P. | History | New | 55,945 | 293 | 0.0% | — | 49 | +55,945 | New | Q4 2025 | Feb 17, 2026 |
| AMERICAN CENTURY COMPANIES INC | History | Reduced | 55,894 | 293 | 0.0% | 0.0% | 48 | -214 | -0.38% | Q4 2025 | Feb 13, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | History | Added to | 50,500 | 265 | 0.01% | 0.01% | 50 | +20,000 | 65.57% | Q4 2025 | Feb 17, 2026 |
| BARCLAYS PLC | History | Added to | 44,528 | 233 | 0.0% | 0.0% | 51 | +5,943 | 15.4% | Q4 2025 | Feb 13, 2026 |
| ALLIANCEBERNSTEIN L.P. | History | Reduced | 41,550 | 218 | 0.0% | 0.0% | 52 | -4,300 | -9.38% | Q4 2025 | Feb 17, 2026 |
| Old Port Advisors | History | No change | 38,629 | 202 | 0.05% | 0.08% | 53 | 0 | 0.0% | Q4 2025 | Jan 08, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Added to | 37,023 | 194 | 0.0% | 0.0% | 54 | +13,245 | 55.7% | Q4 2025 | Feb 17, 2026 |
| JANE STREET GROUP, LLC | History | New | 36,795 | 193 | 0.0% | — | 55 | +36,795 | New | Q4 2025 | Feb 12, 2026 |
| RHUMBLINE ADVISERS | History | Reduced | 34,773 | 182 | 0.0% | 0.0% | 56 | -1,255 | -3.48% | Q4 2025 | Feb 13, 2026 |
| STATE OF WISCONSIN INVESTMENT BOARD | History | New | 32,294 | 169 | 0.0% | — | 57 | +32,294 | New | Q4 2025 | Feb 17, 2026 |
| WELLS FARGO & COMPANY/MN | History | Added to | 30,623 | 160 | 0.0% | 0.0% | 58 | +12,828 | 72.09% | Q4 2025 | Feb 13, 2026 |
| STRS OHIO | History | Added to | 29,700 | 155 | 0.0% | 0.0% | 59 | +16,800 | 130.23% | Q4 2025 | Feb 02, 2026 |
| AXQ CAPITAL, LP | History | Added to | 28,125 | 147 | 0.03% | 0.04% | 60 | +15,080 | 115.6% | Q4 2025 | Feb 10, 2026 |
| Engineers Gate Manager LP | History | New | 26,681 | 140 | 0.0% | — | 61 | +26,681 | New | Q4 2025 | Feb 17, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Reduced | 26,341 | 138 | 0.0% | 0.0% | 62 | -243,728 | -90.25% | Q4 2025 | Feb 17, 2026 |
| Cresset Asset Management, LLC | History | Added to | 26,343 | 138 | 0.0% | 0.0% | 63 | +10,677 | 68.15% | Q4 2025 | Feb 17, 2026 |
| OPAL CAPITAL LLC | History | New | 17,581 | 121 | 0.03% | — | 65 | +17,581 | New | Q4 2025 | Feb 17, 2026 |
| Quantinno Capital Management LP | History | Added to | 23,226 | 121 | 0.0% | 0.0% | 64 | +5,086 | 28.04% | Q4 2025 | Feb 17, 2026 |
| Graham Capital Management, L.P. | History | Added to | 20,787 | 109 | 0.0% | 0.0% | 66 | +2,374 | 12.89% | Q4 2025 | Feb 17, 2026 |
| XTX Topco Ltd | History | Reduced | 19,852 | 104 | 0.0% | 0.02% | 67 | -25,184 | -55.92% | Q4 2025 | Feb 17, 2026 |
| DEUTSCHE BANK AG\ | History | Added to | 18,429 | 96 | 0.0% | 0.0% | 68 | +17,895 | 3351.12% | Q4 2025 | Feb 11, 2026 |
| 49 WEALTH MANAGEMENT, LLC | History | Reduced | 17,581 | 92 | 0.01% | 0.02% | 69 | -1,607 | -8.38% | Q4 2025 | Feb 04, 2026 |
| Invesco Ltd. | History | Added to | 14,428 | 75 | 0.0% | 0.0% | 70 | +179 | 1.26% | Q4 2025 | Feb 19, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | History | No change | 13,827 | 73 | 0.0% | 0.0% | 71 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | History | Added to | 12,722 | 66 | 0.0% | 0.0% | 72 | +22 | 0.17% | Q4 2025 | Feb 17, 2026 |
| PCM Encore, LLC | History | New | 11,830 | 62 | 0.01% | — | 73 | +11,830 | New | Q4 2025 | Feb 13, 2026 |
| Concurrent Investment Advisors, LLC | History | Reduced | 11,745 | 61 | 0.0% | 0.0% | 74 | -11,725 | -49.96% | Q4 2025 | Jan 29, 2026 |
| INTECH INVESTMENT MANAGEMENT LLC | History | Reduced | 11,515 | 60 | 0.0% | 0.0% | 75 | -1,721 | -13.0% | Q4 2025 | Feb 10, 2026 |
| MetLife Investment Management, LLC | History | Added to | 10,948 | 57 | 0.0% | 0.0% | 77 | +582 | 5.61% | Q4 2025 | Feb 12, 2026 |
| JPMORGAN CHASE & CO | History | Reduced | 10,993 | 57 | 0.0% | 0.0% | 76 | -245 | -2.18% | Q4 2025 | Feb 11, 2026 |
| FMR LLC | History | Reduced | 10,551 | 55 | 0.0% | 0.0% | 78 | -242 | -2.24% | Q4 2025 | Feb 17, 2026 |
| NEW YORK STATE COMMON RETIREMENT FUND | History | No change | 8,487 | 44 | 0.0% | 0.0% | 79 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| Police & Firemen's Retirement System of New Jersey | History | No change | 8,523 | 44 | 0.0% | 0.0% | 80 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | Added to | 7,557 | 39 | 0.0% | 0.0% | 81 | +2,183 | 40.62% | Q4 2025 | Feb 10, 2026 |
| CWM, LLC | History | Reduced | 6,794 | 36 | 0.0% | 0.0% | 82 | -52 | -0.76% | Q4 2025 | Jan 26, 2026 |
| Daiwa Securities Group Inc. | History | Reduced | 6,750 | 35 | 0.0% | 0.0% | 83 | -999 | -12.89% | Q4 2025 | Feb 11, 2026 |
| Allworth Financial LP | History | New | 5,349 | 28 | 0.0% | — | 84 | +5,349 | New | Q4 2025 | Feb 05, 2026 |
| ANTIPODES PARTNERS Ltd | History | Reduced | 5,094 | 26 | 0.0% | 0.0% | 85 | -133 | -2.54% | Q4 2025 | Feb 05, 2026 |
| Pinnacle Wealth Planning Services, Inc. | History | New | 4,358 | 22 | 0.0% | — | 86 | +4,358 | New | Q4 2025 | Feb 13, 2026 |
| State of Wyoming | History | New | 3,544 | 18 | 0.0% | — | 87 | +3,544 | New | Q4 2025 | Feb 11, 2026 |
| Legal & General Group Plc | History | Reduced | 2,734 | 14 | 0.0% | 0.0% | 88 | -184 | -6.31% | Q4 2025 | Feb 09, 2026 |
| Ameritas Investment Partners, Inc. | History | No change | 2,795 | 14 | 0.0% | 0.0% | 89 | 0 | 0.0% | Q4 2025 | Feb 11, 2026 |
| Russell Investments Group, Ltd. | History | Reduced | 2,268 | 11 | 0.0% | 0.0% | 90 | -8,372 | -78.68% | Q4 2025 | Feb 17, 2026 |
| Tower Research Capital LLC (TRC) | History | Added to | 1,915 | 10 | 0.0% | 0.0% | 92 | +768 | 66.96% | Q4 2025 | Feb 17, 2026 |
| SIGNATUREFD, LLC | History | Added to | 1,966 | 10 | 0.0% | 0.0% | 91 | +519 | 35.87% | Q4 2025 | Jan 20, 2026 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | History | Reduced | 1,686 | 8 | 0.0% | 0.0% | 93 | -36 | -2.09% | Q4 2025 | Feb 17, 2026 |
| AMALGAMATED BANK | History | Added to | 860 | 5 | 0.0% | 0.0% | 94 | +94 | 12.27% | Q4 2025 | Feb 05, 2026 |
| Versant Capital Management, Inc | History | No change | 1,070 | 5 | 0.0% | 0.0% | 95 | 0 | 0.0% | Q4 2025 | Jan 08, 2026 |
| ROYAL BANK OF CANADA | History | New | 781 | 4 | 0.0% | — | 96 | +781 | New | Q4 2025 | Feb 17, 2026 |
| NISA INVESTMENT ADVISORS, LLC | History | Reduced | 684 | 3 | 0.0% | 0.0% | 98 | -3,100 | -81.92% | Q4 2025 | Jan 15, 2026 |
| CITIGROUP INC | History | Reduced | 620 | 3 | 0.0% | 0.0% | 97 | -1,640 | -72.57% | Q4 2025 | Feb 13, 2026 |
| Sterling Capital Management LLC | History | Added to | 578 | 3 | 0.0% | 0.0% | 99 | +85 | 17.24% | Q4 2025 | Feb 13, 2026 |
| FLAGSHIP HARBOR ADVISORS, LLC | History | New | 500 | 2 | 0.0% | — | 100 | +500 | New | Q4 2025 | Jan 21, 2026 |
| GAMMA Investing LLC | History | Reduced | 473 | 2 | 0.0% | 0.0% | 102 | -206 | -30.34% | Q4 2025 | Jan 05, 2026 |
| Optiver Holding B.V. | History | No change | 466 | 2 | 0.0% | 0.0% | 101 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| FEDERATED HERMES, INC. | History | New | 360 | 1 | 0.0% | — | 103 | +360 | New | Q4 2025 | Feb 12, 2026 |
| Quarry LP | History | New | 197 | 1 | 0.0% | — | 104 | +197 | New | Q4 2025 | Feb 13, 2026 |
| Schonfeld Strategic Advisors LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -103,025 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Parkman Healthcare Partners LLC | History | Closed out | 0 | 0 | — | 0.09% | — | -100,368 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Informed Momentum Co LLC | History | Closed out | 0 | 0 | — | 0.09% | — | -86,595 | -100.0% | Q3 2025 | Nov 14, 2025 |
| FourThought Financial Partners, LLC | History | Closed out | 0 | 0 | — | 0.03% | — | -37,334 | -100.0% | Q3 2025 | Nov 13, 2025 |
| D. E. Shaw & Co., Inc. | History | Closed out | 0 | 0 | — | 0.0% | — | -25,603 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Trexquant Investment LP | History | Closed out | 0 | 0 | — | 0.0% | — | -21,337 | -100.0% | Q3 2025 | Nov 14, 2025 |
| SG Americas Securities, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -17,651 | -100.0% | Q3 2025 | Oct 23, 2025 |
| Brevan Howard Capital Management LP | History | Closed out | 0 | 0 | — | 0.0% | — | -11,600 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Farther Finance Advisors, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -3,233 | -100.0% | Q3 2025 | Oct 14, 2025 |
| EverSource Wealth Advisors, LLC | History | Reduced | 120 | 0 | — | 0.0% | — | -255 | -68.0% | Q4 2025 | Feb 06, 2026 |
| Rise Advisors, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -207 | -100.0% | Q3 2025 | Oct 08, 2025 |
| Arax Advisory Partners | History | Reduced | 114 | 0 | — | 0.0% | — | -164 | -58.99% | Q4 2025 | Feb 13, 2026 |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | History | New | 157 | 0 | — | — | — | +157 | New | Q4 2025 | Feb 13, 2026 |
| GROUP ONE TRADING LLC | History | New | 132 | 0 | — | — | — | +132 | New | Q4 2025 | Feb 12, 2026 |
| Cornerstone Financial Management LLC | History | New | 129 | 0 | — | — | — | +129 | New | Q4 2025 | Feb 13, 2026 |
| JONES FINANCIAL COMPANIES LLLP | History | Added to | 169 | 0 | — | — | — | +70 | 70.71% | Q4 2025 | Feb 17, 2026 |
| Caitong International Asset Management Co., Ltd | History | New | 42 | 0 | — | — | — | +42 | New | Q4 2025 | Mar 03, 2026 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | Reduced | 137 | 0 | — | 0.0% | — | -26 | -15.95% | Q4 2025 | Feb 06, 2026 |
| Advocate Investing Services LLC | History | New | 18 | 0 | — | — | — | +18 | New | Q4 2025 | Feb 12, 2026 |
| FNY Investment Advisers, LLC | History | Reduced | 50 | 0 | — | — | — | -10 | -16.67% | Q4 2025 | Jan 16, 2026 |
| True Wealth Design, LLC | History | Reduced | 34 | 0 | — | — | — | -10 | -22.73% | Q4 2025 | Jan 08, 2026 |
| Sunbelt Securities, Inc. | History | No change | 22 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 20, 2026 |
| OSAIC HOLDINGS, INC. | History | No change | 125 | 0 | — | 0.0% | — | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |