908 Devices Inc. - Common Stock, $0.001 par value (MASS)

Historical Holders from Q4 2020 to Q4 2025

Type / Class
Equity / Common Stock, $0.001 par value
Symbol
MASS on Nasdaq
Shares outstanding
36,201,539
Price per share
$5.25
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares as of 30 Sep 2025
24,510,904
Total reported value
$214,712,760
% of total 13F portfolios
0%
Share change
+182,732
Value change
+$1,947,422
Avg buy value change
+0%
Avg sell value change
-0%
Number of holders
105
Price from insider filings
$9.05
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of 908 Devices Inc. - Common Stock, $0.001 par value (MASS) based on Schedule 13D/G filings

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, 908 Devices Inc. - Common Stock, $0.001 par value (MASS) has 105 institutional shareholders filing 13F forms. They hold 24,510,904 shares. of 36,201,539 outstanding shares (68%) .

Top 25 institutional shareholders own 61% of the company.

Filer Ownership Nb Shares 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

Institutional Holders of 908 Devices Inc. - Common Stock, $0.001 par value (MASS) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (% of par) Investors
2025 Q4 40,206 $211,082 -$156,134 525.02% 4
2025 Q3 24,510,904 $214,712,760 +$1,947,422 876% 105
2025 Q2 24,344,088 $173,574,077 +$27,411,966 713% 99
2025 Q1 20,622,671 $92,337,531 +$24,299,562 448% 87
2024 Q4 16,732,616 $36,807,713 -$5,746,610 220% 80
2024 Q3 18,492,094 $64,163,900 -$5,463,890 347% 85
2024 Q2 19,504,411 $100,419,844 -$10,111,290 515% 89
2024 Q1 20,724,192 $156,449,142 -$10,708,147 755% 74
2023 Q4 22,021,683 $247,088,380 +$9,984,843 1,122% 79
2023 Q3 21,144,102 $140,804,050 -$774,506 666% 82
2023 Q2 21,254,216 $145,783,534 -$5,340,434 686% 81
2023 Q1 21,933,767 $187,987,526 +$2,625,118 860% 81
2022 Q4 21,707,424 $165,394,628 -$8,272,665 762% 87
2022 Q3 21,978,711 $359,857,638 +$13,535,482 1,644.99% 77
2022 Q2 20,102,358 $389,712,966 +$11,438,719 2,059.04% 73
2022 Q1 20,216,228 $383,706,306 +$13,800,448 1,900.99% 79
2021 Q4 18,995,645 $489,930,434 +$76,545,064 2,586.98% 85
2021 Q3 15,985,267 $519,470,015 +$123,404,885 3,252.05% 83
2021 Q2 11,670,999 $451,896,117 +$112,113,592 3,874.99% 73
2021 Q1 8,547,858 $413,830,255 +$12,162,543 4,850.06% 71
2020 Q4 8,054,884 $457,280,000 +$457,279,993 5,695% 70