908 Devices Ownership | Who Owns 908 Devices?
908 Devices Ownership Summary
908 Devices is owned by 67.85% institutional investors, 8.37% insiders, and 23.78% retail investors. Awm investment company is the largest institutional shareholder, holding 14.49% of MASS shares. ARK Genomic Revolution is the top mutual fund, with 7.18% of its assets in 908 Devices shares.
MASS Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | 908 Devices | 67.85% | 8.37% | 23.78% |
| Sector | Healthcare Stocks | 488.17% | 11.08% | -399.26% |
| Industry | Medical Device Stocks | 52.08% | 10.61% | 37.30% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Awm investment company | 5.20M | 14.49% | $37.08M |
| Ark investment management | 2.65M | 7.38% | $18.88M |
| Blackrock | 1.69M | 5.18% | $8.72M |
| Blackrock funding, inc. /de | 1.79M | 4.99% | $12.77M |
| Vanguard group | 1.32M | 3.82% | $2.91M |
| Gm advisory group | 1.17M | 3.25% | $8.31M |
| First light asset management | 1.07M | 2.98% | $7.61M |
| Marshall wace, llp | 648.80K | 1.81% | $4.63M |
| Geode capital management | 581.30K | 1.68% | $1.28M |
| Tao capital management lp | 568.98K | 1.59% | $4.06M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Awm investment company | 5.20M | 4.16% | $37.08M |
| Tao capital management lp | 568.98K | 2.97% | $4.06M |
| First light asset management | 1.07M | 0.99% | $7.61M |
| Gm advisory group | 1.17M | 0.41% | $8.31M |
| Manatuck hill partners | 80.00K | 0.21% | $570.40K |
| Prescott group capital management | 190.00K | 0.16% | $1.35M |
| Bruce | 68.29K | 0.16% | $486.88K |
| Old port advisors | 73.63K | 0.14% | $524.98K |
| Ark investment management | 2.65M | 0.14% | $18.88M |
| Legato capital management | 142.06K | 0.12% | $1.01M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Gm advisory group | 1.17M | 0.41% | 1.17M |
| Marshall wace, llp | 648.80K | 0.01% | 507.56K |
| Mitsubishi ufj kokusai asset management | 212.51K | 0.00% | 212.51K |
| Goldman sachs group | 264.26K | 0.00% | 181.16K |
| Clarivest asset management | 129.79K | 0.07% | 129.79K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Ameriprise financial | - | - | -1.81M |
| Eventide asset management | - | - | -1.43M |
| Fred alger management | - | - | -820.45K |
| Iron triangle partners lp | - | - | -728.87K |
| First light asset management | 1.07M | 0.99% | -633.48K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Gm advisory group | 1.17M | 0.41% | 1.17M | $8.31M |
| Mitsubishi ufj kokusai asset management | 212.51K | 0.00% | 212.51K | $1.52M |
| Clarivest asset management | 129.79K | 0.07% | 129.79K | $668.41K |
| Campbell & co investment adviser | 108.69K | 0.05% | 108.69K | $774.95K |
| Parkman healthcare partners | 100.00K | 0.08% | 100.00K | $713.00K |
Sold Out
| Holder | Change |
|---|---|
| Point72 asia (singapore) pte. | -1.00 |
| Nelson, van denburg & campbell wealth management group | -5.00 |
| Rothschild investment | -20.00 |
| Gps wealth strategies group | -200.00 |
| Coldstream capital management | -247.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2025 | 101 | 9.78% | 24,343,966 | 18.04% | 67 | 2.00% | 62 | 16.98% | 23 | 15.00% |
| Mar 31, 2025 | 3 | -96.47% | 6,969,305 | -58.41% | 19 | 0.84% | 2 | -95.74% | - | -100.00% |
| Dec 31, 2024 | 83 | -5.68% | 15,032,492 | -19.28% | 43 | 1.50% | 45 | -2.17% | 20 | -20.00% |
| Sep 30, 2024 | 87 | -6.45% | 18,608,940 | -4.59% | 53 | 1.64% | 45 | -18.18% | 25 | 4.17% |
| Jun 30, 2024 | 92 | 16.46% | 19,495,166 | -5.93% | 59 | 1.46% | 54 | 92.86% | 24 | -20.00% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| ARK Genomic Revolution | 2.59M | 7.18% | -264.26K |
| ARK Genomic Revolution ETF | 2.20M | 6.14% | -13.17K |
| SPDR® S&P Kensho New Economies Comps ETF | 1.70M | 4.77% | - |
| Columbia Small Cap Growth | 1.52M | 4.37% | 13.97K |
| Columbia Small Cap Growth Inst | 1.52M | 4.31% | - |
| Vanguard US Total Market Shares ETF | 792.16K | 2.24% | - |
| Vanguard Total Stock Mkt Idx Inv | 775.05K | 2.15% | -17.10K |
| iShares Russell 2000 ETF | 637.08K | 1.77% | -12.07K |
| Vanguard Information Technology ETF | 580.27K | 1.67% | 22.19K |
| M&G (ACS) Granahan US Sm Cp Gr GBPZ1AAcc | 502.74K | 1.45% | -53.80K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Jun 16, 2025 | Turner Michael S. | Chief Legal & Admin Officer | Sell | $120.84K |
| Jun 17, 2025 | Turner Michael S. | Chief Legal & Admin Officer | Sell | $53.65K |
| Jun 18, 2025 | Turner Michael S. | Chief Legal & Admin Officer | Sell | $10.30K |
| Jun 04, 2025 | Griffith Joseph H. IV | Chief Financial Officer | Sell | $49.14K |
| May 15, 2025 | Knopp Kevin J. | President and CEO | Buy | $66.60K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q2 | 4 | 4 |
| 2025 Q1 | - | 12 |
| 2024 Q4 | - | - |
| 2024 Q3 | - | - |
| 2024 Q2 | 5 | - |
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