908 Devices Ownership | Who Owns 908 Devices?
908 Devices Ownership Summary
908 Devices is owned by 43.36% institutional investors, 8.20% insiders, and 48.44% retail investors. Ark investment management is the largest institutional shareholder, holding 8.04% of MASS shares. ARK Genomic Revolution is the top mutual fund, with 7.91% of its assets in 908 Devices shares.
MASS Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | 908 Devices | 43.36% | 8.20% | 48.44% |
| Sector | Healthcare Stocks | 57.39% | 9.93% | 32.68% |
| Industry | Medical Device Stocks | 40.18% | 9.93% | 49.89% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Ark investment management | 2.79M | 8.04% | $6.13M |
| Blackrock funding, inc. /de | 1.93M | 5.56% | $4.24M |
| Ameriprise financial | 1.81M | 5.23% | $3.99M |
| Blackrock | 1.69M | 5.18% | $8.72M |
| Vanguard group | 1.32M | 3.82% | $2.91M |
| Awm investment company | 1.01M | 3.09% | $5.21M |
| Geode capital management | 581.30K | 1.68% | $1.28M |
| Tao capital management lp | 568.98K | 1.64% | $1.25M |
| Granahan investment management | 522.79K | 1.51% | $1.15M |
| Sumitomo mitsui trust | 467.43K | 1.35% | $1.03M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Tao capital management lp | 568.98K | 0.87% | $1.25M |
| Awm investment company | 1.01M | 0.70% | $5.21M |
| Sands capital ventures | 237.26K | 0.11% | $521.97K |
| Clarivest asset management | 129.79K | 0.07% | $668.41K |
| Ark investment management | 2.79M | 0.05% | $6.13M |
| Bruce | 68.29K | 0.05% | $150.23K |
| Granahan investment management | 522.79K | 0.05% | $1.15M |
| Prescott group capital management | 150.00K | 0.05% | $330.00K |
| Needham investment management | 200.00K | 0.03% | $440.00K |
| 49 wealth management | 26.76K | 0.03% | $127.63K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Awm investment company | 1.01M | 0.70% | 342.93K |
| Goldman sachs group | 264.26K | 0.00% | 181.16K |
| Prescott group capital management | 150.00K | 0.05% | 150.00K |
| Clarivest asset management | 129.79K | 0.07% | 129.79K |
| Gsa capital partners llp | 117.89K | 0.02% | 117.89K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Eventide asset management | - | - | -1.43M |
| Fred alger management | - | - | -820.45K |
| Iron triangle partners lp | - | - | -728.87K |
| Vanguard group | 1.32M | 0.00% | -553.16K |
| Ark investment management | 2.79M | 0.05% | -430.98K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Prescott group capital management | 150.00K | 0.05% | 150.00K | $330.00K |
| Clarivest asset management | 129.79K | 0.07% | 129.79K | $668.41K |
| Gsa capital partners llp | 117.89K | 0.02% | 117.89K | $259.00K |
| Bank of montreal /can/ | 56.31K | 0.00% | 56.31K | $123.88K |
| Xtx topco | 52.20K | 0.01% | 52.20K | $114.83K |
Sold Out
| Holder | Change |
|---|---|
| Point72 asia (singapore) pte. | -1.00 |
| Nelson, van denburg & campbell wealth management group | -5.00 |
| Rothschild investment | -20.00 |
| Eversource wealth advisors | -250.00 |
| Aquatic capital management | -400.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| 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% |
| Mar 31, 2024 | 79 | -4.82% | 20,724,520 | -5.89% | 63 | 1.38% | 28 | -37.78% | 30 | 57.89% |
| Dec 31, 2023 | 83 | - | 22,021,683 | 4.15% | 68 | 1.58% | 45 | 15.38% | 19 | -13.64% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| ARK Genomic Revolution | 2.75M | 7.91% | -445.74K |
| ARK Genomic Revolution ETF | 2.79M | 7.90% | 107.56K |
| Columbia Small Cap Growth | 1.52M | 4.37% | 13.97K |
| Columbia Small Cap Growth Inst | 1.52M | 4.31% | - |
| Vanguard Total Stock Mkt Idx Inv | 792.16K | 2.26% | - |
| Vanguard US Total Market Shares ETF | 792.16K | 2.24% | - |
| iShares Russell 2000 ETF | 601.28K | 1.70% | 1.59K |
| 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 |
| Alger Small Cap Growth B | 444.98K | 1.28% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Feb 03, 2025 | Griffith Joseph H. IV | Chief Financial Officer | Sell | $4.58K |
| Feb 03, 2025 | Griffith Joseph H. IV | Chief Financial Officer | Sell | $10.17K |
| Feb 03, 2025 | Griffith Joseph H. IV | Chief Financial Officer | Sell | $9.23K |
| Feb 03, 2025 | Turner Michael S. | Chief Legal & Admin Officer | Sell | $4.01K |
| Feb 03, 2025 | Turner Michael S. | Chief Legal & Admin Officer | Sell | $8.83K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q1 | - | 12 |
| 2024 Q4 | - | - |
| 2024 Q3 | - | - |
| 2024 Q2 | 5 | - |
| 2024 Q1 | - | 9 |
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