Pulse Biosciences Ownership | Who Owns Pulse Biosciences?
Pulse Biosciences Ownership Summary
Pulse Biosciences is owned by 10.21% institutional investors, 73.38% insiders, and 16.41% retail investors. Blackrock is the largest institutional shareholder, holding 2.08% of PLSE shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 0.86% of its assets in Pulse Biosciences shares.
PLSE Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Pulse Biosciences | 10.21% | 73.38% | 16.41% |
| Sector | Healthcare Stocks | 35.58% | 11.87% | 52.55% |
| Industry | Medical Instruments & Supplies Stocks | 35.51% | 13.37% | 51.13% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock | 1.15M | 2.08% | $12.83M |
| Blackrock funding, inc. /de | 1.34M | 1.99% | $28.93M |
| Vanguard group | 1.12M | 1.66% | $15.36M |
| Bank of america corp /de/ | 782.58K | 1.42% | $8.76M |
| Portolan capital management | 733.37K | 1.09% | $15.83M |
| Geode capital management | 491.95K | 0.73% | $10.62M |
| Massachusetts financial services co /ma/ | 462.90K | 0.69% | $9.99M |
| State street | 456.93K | 0.68% | $9.87M |
| Balyasny asset management | 265.16K | 0.39% | $5.72M |
| Griffin asset management | 225.18K | 0.33% | $4.86M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Panoramic capital | 58.05K | 0.88% | $1.25M |
| Portolan capital management | 733.37K | 0.84% | $15.83M |
| Griffin asset management | 225.18K | 0.55% | $4.86M |
| Pandora wealth | 51.45K | 0.43% | $706.44K |
| Diker management | 19.00K | 0.37% | $410.21K |
| Spotlight asset group | 40.29K | 0.31% | $450.85K |
| Formula growth | 30.00K | 0.29% | $647.70K |
| Westside investment management | 70.49K | 0.23% | $1.52M |
| Wealthtrust axiom | 21.50K | 0.11% | $464.19K |
| Parkman healthcare partners | 50.13K | 0.11% | $1.08M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Massachusetts financial services co /ma/ | 462.90K | 0.00% | 462.90K |
| Portolan capital management | 733.37K | 0.84% | 339.87K |
| Balyasny asset management | 265.16K | 0.01% | 265.16K |
| Lmr partners llp | 213.14K | 0.01% | 213.14K |
| Vanguard fiduciary trust | 130.61K | 0.00% | 130.61K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Invesco | - | - | -214.49K |
| Skopos labs | 10.47K | 0.01% | -119.87K |
| Renaissance | - | - | -67.80K |
| Nuveen asset management | 56.85K | 0.00% | -58.28K |
| Squarepoint ops | - | - | -51.42K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Massachusetts financial services co /ma/ | 462.90K | 0.00% | 462.90K | $9.99M |
| Balyasny asset management | 265.16K | 0.01% | 265.16K | $5.72M |
| Lmr partners llp | 213.14K | 0.01% | 213.14K | $4.60M |
| Vanguard fiduciary trust | 130.61K | 0.00% | 130.61K | $2.82M |
| Wellington management group llp | 81.25K | 0.00% | 81.25K | $1.75M |
Sold Out
| Holder | Change |
|---|---|
| Us bancorp \de\ | -2.00 |
| True wealth design | -2.00 |
| Nelson, van denburg & campbell wealth management group | -3.00 |
| Capital performance advisors llp | -4.00 |
| Parallel advisors | -21.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 96 | 18.52% | 6,881,122 | 8.80% | 10 | 11.59% | 58 | 81.25% | 23 | -20.69% |
| Dec 31, 2025 | 39 | -54.12% | 3,720,685 | -36.70% | 5 | 7.23% | 14 | -61.11% | 14 | -48.15% |
| Sep 30, 2025 | 40 | -54.02% | 3,697,665 | -38.21% | 5 | 6.95% | 8 | -81.40% | 16 | -40.74% |
| Jun 30, 2025 | 86 | 1.18% | 5,977,804 | 5.27% | 8 | 12.42% | 42 | 7.69% | 27 | -12.90% |
| Mar 31, 2025 | 3 | -95.95% | 114,692 | -98.07% | - | 0.18% | 2 | -95.45% | 1 | -93.75% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 590.36K | 0.86% | - |
| Vanguard US Total Market Shares ETF | 515.01K | 0.77% | - |
| Strategic Advisers U.S. Total Stock | 464.23K | 0.68% | 59.74K |
| iShares Russell 2000 ETF | 418.44K | 0.61% | 3.52K |
| MFS New Discovery I | 339.45K | 0.50% | - |
| Vanguard Institutional Extnd Mkt Idx Tr | 206.84K | 0.30% | 1.25K |
| Fidelity Small Cap Index | 174.15K | 0.26% | 3.70K |
| Invesco Dorsey Wright SmallCap Momt ETF | 158.13K | 0.24% | -1.13K |
| iShares Russell 2000 Growth ETF | 142.52K | 0.21% | 368.00 |
| State St Russell Sm/Mid Cp® Indx SL Cl I | 128.01K | 0.19% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| May 11, 2026 | DUGGAN ROBERT W | Buy | $13.00M | |
| May 11, 2026 | LAVIOLETTE PAUL A | Chief Executive Officer | Buy | $295.35K |
| May 11, 2026 | LAVIOLETTE PAUL A | Chief Executive Officer | Buy | $295.35K |
| May 11, 2026 | DUGGAN ROBERT W | Buy | $13.00M | |
| Feb 18, 2026 | Danahy Kevin Patrick | Chief Commercial Officer | Sell | $118.20K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q2 | 3 | - |
| 2026 Q1 | - | 7 |
| 2025 Q4 | - | 1 |
| 2025 Q3 | 1 | 7 |
| 2025 Q2 | - | 2 |
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