Zenas BioPharma Ownership | Who Owns Zenas BioPharma?
Zenas BioPharma Ownership Summary
Zenas BioPharma is owned by 81.34% institutional investors, 21.20% insiders. Nea management company is the largest institutional shareholder, holding 6.53% of ZBIO shares.
ZBIO Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Zenas BioPharma | 81.34% | 21.20% | -2.54% |
| Sector | Healthcare Stocks | 486.50% | 11.08% | -397.59% |
| Industry | Biotech Stocks | 304.14% | 11.08% | -215.23% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Nea management company | 2.73M | 6.53% | $26.49M |
| Novo | 2.25M | 5.37% | $21.80M |
| Fairmount funds management | 1.89M | 4.52% | $18.34M |
| Nvp associates | 1.84M | 4.39% | $17.81M |
| Deerfield management company, l.p. (series c) | 1.56M | 3.73% | $15.14M |
| Vivo capital | 1.18M | 2.83% | $11.47M |
| Blackrock funding, inc. /de | 1.10M | 2.62% | $10.62M |
| Arrowmark colorado | 1.09M | 2.61% | $10.60M |
| Pivotal bioventure partners investment advisor | 779.04K | 1.86% | $7.55M |
| Rock springs capital management lp | 640.47K | 1.53% | $6.21M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Nvp associates | 1.84M | 9.67% | $17.81M |
| Pivotal bioventure partners investment advisor | 779.04K | 4.68% | $7.55M |
| Fairmount funds management | 1.89M | 2.38% | $18.34M |
| Nea management company | 2.73M | 1.99% | $26.49M |
| Novo | 2.25M | 1.54% | $21.80M |
| Sectoral asset management | 210.63K | 1.35% | $2.04M |
| Superstring capital management lp | 111.61K | 1.28% | $1.08M |
| Vivo capital | 1.18M | 1.17% | $11.47M |
| Rock springs capital management lp | 640.47K | 0.39% | $6.21M |
| Eversept partners, lp | 325.48K | 0.29% | $3.15M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Sectoral asset management | 210.63K | 1.35% | 210.63K |
| Nea management company | 2.73M | 1.99% | 119.77K |
| Blackrock funding, inc. /de | 1.10M | 0.00% | 81.50K |
| Pivotal bioventure partners investment advisor | 779.04K | 4.68% | 42.40K |
| Novo | 2.25M | 1.54% | 35.03K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Perceptive advisors | - | - | -744.03K |
| Rock springs capital management lp | 640.47K | 0.39% | -238.20K |
| Millennium management | - | - | -134.90K |
| Eversept partners, lp | 325.48K | 0.29% | -120.11K |
| M&t bank | - | - | -62.62K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Sectoral asset management | 210.63K | 1.35% | 210.63K | $2.04M |
| Alpine global management | 12.91K | 0.03% | 12.91K | $125.07K |
| Quarry lp | 843.00 | 0.00% | 843.00 | $8.17K |
| Physician wealth advisors | 67.00 | 0.00% | 67.00 | $650.00 |
| Clearstead advisors | 23.00 | - | 23.00 | $223.00 |
Sold Out
| Holder | Change |
|---|---|
| Mrp capital investments | -35.00 |
| Corebridge financial | -7.53K |
| Stoneridge investment partners | -10.96K |
| Two sigma investments, lp | -17.05K |
| Gsa capital partners llp | -31.76K |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2025 | 72 | 12.50% | 34,055,191 | 22.15% | 81 | 1.83% | 47 | 67.86% | 11 | -45.00% |
| Mar 31, 2025 | 66 | 4.76% | 32,487,083 | 3.18% | 77 | 13.66% | 27 | -42.55% | 20 | 233.33% |
| Dec 31, 2024 | 64 | 48.84% | 31,696,956 | 28.35% | 24 | 0.69% | 48 | 11.63% | 6 | - |
| Sep 30, 2024 | 43 | - | 24,696,152 | - | 59 | - | 43 | - | - | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Feb 07, 2025 | Xiao Ting | - | Buy | $77.60K |
| Feb 18, 2025 | MOULDER LEON O JR | Chief Executive Officer | Buy | $166.75K |
| Feb 07, 2025 | Xiao Ting | - | Buy | $77.60K |
| Dec 03, 2024 | MOULDER LEON O JR | Chief Executive Officer | Buy | $269.00K |
| Dec 04, 2024 | MOULDER LEON O JR | Chief Executive Officer | Buy | $449.10K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q2 | - | - |
| 2025 Q1 | 2 | - |
| 2024 Q4 | 4 | - |
ZBIO Ownership FAQ
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