| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| AWM Investment Company, Inc. | 15% | $27,195,603 | 5,199,924 | AWM Investment Company, Inc. | 31 Mar 2025 | |||
| First Light Asset Management, LLC | 13% | +31% | $27,617,068 | +$6,599,752 | 4,680,859 | +31% | First Light Asset Management, LLC | 30 Nov 2025 |
| STATE STREET CORP | 6.4% | $15,869,240 | 2,286,634 | STATE STREET CORPORATION | 30 Jun 2025 | |||
| ARK Investment Management LLC | 5.4% | -32% | $17,115,043 | -$7,312,787 | 1,953,772 | -30% | ARK Investment Management LLC | 30 Sep 2025 |
| BlackRock, Inc. | 4.6% | $8,441,293 | 1,614,014 | BlackRock, Inc. | 31 Mar 2025 | |||
| VANGUARD GROUP INC | 3.8% | $6,927,313 | 1,324,534 | The Vanguard Group | 31 Dec 2024 | |||
| AMERIPRISE FINANCIAL INC | 0% | $1,653 | 316 | Ameriprise Financial, Inc. | 31 Mar 2025 |
As of 30 Sep 2025, 105 institutional investors reported holding 24,510,470 shares of 908 Devices Inc. - Common Stock, $0.001 par value (MASS). This represents 68% of the company’s total 36,201,539 outstanding shares.
The largest institutional shareholders of 908 Devices Inc. - Common Stock, $0.001 par value (MASS) together control 61% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| AWM Investment Company, Inc. | 14% | 5,199,924 | 0% | 4.3% | $45,551,334 |
| First Light Asset Management, LLC | 6.9% | 2,510,496 | +135% | 2.1% | $21,991,945 |
| STATE STREET CORP | 6.3% | 2,298,648 | +0.5% | 0% | $20,136,156 |
| ARK Investment Management LLC | 5.4% | 1,953,772 | -26% | 0.1% | $17,115,042 |
| BlackRock, Inc. | 4.9% | 1,756,205 | -1.9% | 0% | $15,384,357 |
| VANGUARD GROUP INC | 3.9% | 1,421,732 | -0.66% | 0% | $12,454,372 |
| GM Advisory Group, LLC | 1.9% | 678,086 | -42% | 0.25% | $5,940,033 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.9% | 672,089 | +2% | 0% | $5,888,669 |
| First Eagle Investment Management, LLC | 1.7% | 603,962 | +126% | 0.01% | $5,290,707 |
| MORGAN STANLEY | 1.6% | 571,680 | +3.1% | 0% | $5,007,918 |
| Tao Capital Management LP | 1.6% | 568,981 | 0% | 3.8% | $4,984,274 |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 1.4% | 493,949 | +3.5% | 0.66% | $4,326,993 |
| MARSHALL WACE, LLP | 1.2% | 439,639 | -32% | 0% | $3,851,237 |
| DIMENSIONAL FUND ADVISORS LP | 0.9% | 324,788 | -11% | 0% | $2,843,470 |
| Amova Asset Management Americas, Inc. | 0.88% | 318,350 | -19% | 0.03% | $2,785,563 |
| Sumitomo Mitsui Trust Group, Inc. | 0.88% | 318,350 | -20% | 0% | $2,788,746 |
| BANK OF AMERICA CORP /DE/ | 0.75% | 270,069 | -26% | 0% | $2,365,804 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.67% | 241,119 | +3.8% | 0% | $2,112,202 |
| NEEDHAM INVESTMENT MANAGEMENT LLC | 0.61% | 222,000 | +48% | 0.14% | $1,944,720 |
| RENAISSANCE TECHNOLOGIES LLC | 0.58% | 209,300 | +20% | 0% | $1,833,468 |
| NORTHERN TRUST CORP | 0.57% | 208,032 | -1.4% | 0% | $1,822,360 |
| Mitsubishi UFJ Asset Management Co., Ltd. | 0.56% | 202,175 | -4.9% | 0% | $1,771,053 |
| Prescott Group Capital Management, L.L.C. | 0.52% | 190,005 | 0% | 0.18% | $1,664,444 |
| ROYAL BANK OF CANADA | 0.51% | 184,218 | -3.7% | 0% | $1,614,000 |
| RAYMOND JAMES FINANCIAL INC | 0.51% | 183,282 | +2650% | 0% | $1,605,551 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 43,356 | $227,620 | -$167,059 | $5.25 | 7 |
| 2025 Q3 | 24,510,470 | $214,708,958 | +$1,943,620 | $8.76 | 105 |
| 2025 Q2 | 24,344,088 | $173,574,077 | +$27,411,966 | $7.13 | 99 |
| 2025 Q1 | 20,622,671 | $92,337,531 | +$24,299,562 | $4.48 | 87 |
| 2024 Q4 | 16,732,616 | $36,807,713 | -$5,746,610 | $2.20 | 80 |
| 2024 Q3 | 18,492,094 | $64,163,900 | -$5,463,890 | $3.47 | 85 |
| 2024 Q2 | 19,504,411 | $100,419,844 | -$10,111,290 | $5.15 | 89 |
| 2024 Q1 | 20,724,192 | $156,449,142 | -$10,708,147 | $7.55 | 74 |
| 2023 Q4 | 22,021,683 | $247,088,380 | +$9,984,843 | $11.22 | 79 |
| 2023 Q3 | 21,144,102 | $140,804,050 | -$774,506 | $6.66 | 82 |
| 2023 Q2 | 21,254,216 | $145,783,534 | -$5,340,434 | $6.86 | 81 |
| 2023 Q1 | 21,933,767 | $187,987,526 | +$2,625,118 | $8.60 | 81 |
| 2022 Q4 | 21,707,424 | $165,394,628 | -$8,272,665 | $7.62 | 87 |
| 2022 Q3 | 21,978,711 | $359,857,638 | +$13,535,482 | $16.45 | 77 |
| 2022 Q2 | 20,102,358 | $389,712,966 | +$11,438,719 | $20.59 | 73 |
| 2022 Q1 | 20,216,228 | $383,706,306 | +$13,800,448 | $19.01 | 79 |
| 2021 Q4 | 18,995,645 | $489,930,434 | +$76,545,064 | $25.87 | 85 |
| 2021 Q3 | 15,985,267 | $519,470,015 | +$123,404,885 | $32.52 | 83 |
| 2021 Q2 | 11,670,999 | $451,896,117 | +$112,113,592 | $38.75 | 73 |
| 2021 Q1 | 8,547,858 | $413,830,255 | +$12,162,543 | $48.50 | 71 |
| 2020 Q4 | 8,054,884 | $457,280,000 | +$457,279,993 | $56.95 | 70 |