Who Owns 908 Devices Inc. (MASS)?Hedge Fund & Institutional Holders
Institutional Holders
50
as of Q4 2025
Total Institutional Value
$2.7299253891042666e+160T
% of Float Held
—
QoQ Change in Holders
+15 / -3
Price History
MASS — Biggest New Institutional Buyers This Quarter
| Fund | Action | Shares Added | Value Added |
|---|---|---|---|
| ESSEX INVESTMENT MANAGEMENT CO LLC | New Position | +483K | +$2.5M |
| Sumitomo Mitsui Trust Group, Inc. | New Position | +288K | +$1.5M |
| HighMark Wealth Management LLC | New Position | +241K | +$1.3M |
| CITADEL ADVISORS LLC | New Position | +264K | +$1.0M |
| NANO CAP NEW MILLENNIUM GROWTH FUND L P | New Position | +120K | +$630K |
| IQ EQ FUND MANAGEMENT (IRELAND) Ltd | New Position | +78K | +$409K |
| STRS OHIO | New Position | +30K | +$155K |
| OPAL CAPITAL LLC | New Position | +18K | +$121K |
| PCM Encore, LLC | New Position | +12K | +$62K |
| Concurrent Investment Advisors, LLC | New Position | +12K | +$61K |
| CWM, LLC | New Position | +7K | +$36K |
| State of Wyoming | New Position | +4K | +$18K |
| SIGNATUREFD, LLC | New Position | +2K | +$10K |
| Versant Capital Management, Inc | New Position | +1K | +$5K |
| NISA INVESTMENT ADVISORS, LLC | New Position | +684 | +$3K |
MASS — Institutions Reducing or Closing Positions
| Fund | Action | Shares Sold | Value Sold |
|---|---|---|---|
| STATE STREET CORP | Decreased | -1.7M | -$20.1B |
| GM Advisory Group, LLC | Decreased | -399K | -$5.9B |
| MORGAN STANLEY | Decreased | -131K | -$5.0B |
| MARSHALL WACE, LLP | Decreased | -249K | -$3.9B |
| DIMENSIONAL FUND ADVISORS LP | Decreased | -78K | -$2.8B |
| Amova Asset Management Americas, Inc. | Decreased | -30K | -$2.8B |
| BANK OF AMERICA CORP /DE/ | Decreased | -244K | -$2.4B |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Decreased | -190 | -$2.1B |
| Mitsubishi UFJ Asset Management Co., Ltd. | Decreased | -62K | -$1.8B |
| ROYAL BANK OF CANADA | Decreased | -183K | -$1.6B |
| RAYMOND JAMES FINANCIAL INC | Decreased | -5K | -$1.6B |
| AQR CAPITAL MANAGEMENT LLC | Decreased | -373 | -$921.4M |
| Schonfeld Strategic Advisors LLC | Closed Position | -103K | -$902.5M |
| Parkman Healthcare Partners LLC | Closed Position | -100K | -$879.2M |
| Informed Momentum Co LLC | Closed Position | -87K | -$758.6M |
Top Institutional Holders(Q4 2025)
MASS Institutional Ownership History
| Quarter | Holders | Total Value | Change |
|---|---|---|---|
| Q4 2025 | 116 | $118.2M | +24 |
| Q3 2025 | 92 | $205.5B | +3 |
| Q2 2025 | 89 | $137.2B | +2 |
| Q1 2025 | 87 | $91.3B | +7 |
| Q4 2024 | 80 | $86.9B | +5 |
| Q3 2024 | 75 | $33.1T | -4 |
| Q2 2024 | 79 | $38.2T | +14 |
| Q1 2024 | 65 | $68.9T | — |
Similar Stocks by Institutional Ownership
As of Q4 2025, 50 institutional investors hold MASS (908 Devices Inc.). The largest holder is AWM Investment Company, Inc. with $27.3M in shares. This quarter, 15 institutions opened new positions and 3 closed their positions.
Frequently Asked Questions
How many hedge funds own MASS?
As of Q4 2025, 50 institutional investors report holding MASS (908 Devices Inc.) in their 13F filings.
Who is the largest institutional holder of MASS?
The largest institutional holder of MASS is AWM Investment Company, Inc. with $27.3M in shares.
Is institutional ownership of MASS increasing or decreasing?
This quarter, 15 institutions opened new positions in MASS and 3 closed their positions.