Phathom Pharmaceuticals Ownership | Who Owns Phathom Pharmaceuticals?
Phathom Pharmaceuticals Ownership Summary
Phathom Pharmaceuticals is owned by 79.18% institutional investors, 4.21% insiders, and 16.61% retail investors. Frazier life sciences management is the largest institutional shareholder, holding 17.20% of PHAT shares. Invesco Global A is the top mutual fund, with 2.83% of its assets in Phathom Pharmaceuticals shares.
PHAT Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Phathom Pharmaceuticals | 79.18% | 4.21% | 16.61% |
| Sector | Healthcare Stocks | 488.17% | 11.08% | -399.26% |
| Industry | Biotech Stocks | 306.59% | 11.10% | -217.69% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Frazier life sciences management | 12.47M | 17.20% | $119.55M |
| Medicxi ventures management (jersey) | 7.46M | 10.30% | $71.59M |
| Invesco | 3.67M | 5.68% | $29.81M |
| Blackrock | 2.93M | 5.01% | $30.14M |
| Carlyle group | 3.50M | 4.83% | $33.53M |
| Blackrock funding, inc. /de | 3.32M | 4.58% | $31.79M |
| Vanguard group | 2.78M | 4.30% | $22.57M |
| Ensign peak advisors | 2.52M | 3.48% | $24.17M |
| 683 capital management | 2.10M | 2.90% | $20.19M |
| Nea management company | 1.96M | 2.70% | $18.80M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Medicxi ventures management (jersey) | 7.46M | 16.75% | $71.59M |
| Propel bio management | 922.93K | 10.74% | $8.85M |
| Catalys pacific | 1.17M | 8.50% | $11.19M |
| Stepstone group lp | 422.08K | 8.03% | $4.05M |
| Frazier life sciences management | 12.47M | 4.78% | $119.55M |
| Avidity partners management lp | 1.06M | 2.03% | $10.21M |
| Ghost tree capital | 600.00K | 1.94% | $6.18M |
| Nea management company | 1.96M | 1.42% | $18.80M |
| 683 capital management | 2.10M | 1.33% | $20.19M |
| Penn mutual asset management | 62.80K | 1.06% | $602.27K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Frazier life sciences management | 12.47M | 4.78% | 2.36M |
| 683 capital management | 2.10M | 1.33% | 660.00K |
| Moore capital management, lp | 600.00K | 0.07% | 600.00K |
| Morgan stanley | 762.60K | 0.00% | 525.44K |
| Ubs group | 465.62K | 0.00% | 393.68K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Jennison associates | - | - | -7.04M |
| Checkpoint capital | - | - | -2.27M |
| Portolan capital management | - | - | -1.70M |
| Woodline partners lp | 1.00M | 0.06% | -1.57M |
| Orbimed advisors | - | - | -1.45M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Moore capital management, lp | 600.00K | 0.07% | 600.00K | $5.75M |
| Susquehanna portfolio strategies | 267.96K | 0.06% | 267.96K | $2.57M |
| Bnp paribas arbitrage, snc | 39.53K | 0.00% | 39.53K | $321.00K |
| Birchview capital, lp | 25.00K | 0.24% | 25.00K | $239.75K |
| Aqr capital management | 17.66K | 0.00% | 17.66K | $143.38K |
Sold Out
| Holder | Change |
|---|---|
| Nelson, van denburg & campbell wealth management group | -7.00 |
| Srs capital advisors | -17.00 |
| Capital performance advisors llp | -29.00 |
| Cwm | -32.00 |
| Svb wealth | -34.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2025 | 124 | -11.43% | 57,375,847 | -9.22% | 79 | 1.03% | 63 | -12.50% | 37 | 8.82% |
| Mar 31, 2025 | 142 | -4.05% | 64,025,009 | -3.98% | 88 | 0.84% | 73 | -22.34% | 35 | 34.62% |
| Dec 31, 2024 | 58 | -57.97% | 26,182,383 | -63.96% | 40 | 0.32% | 35 | -58.82% | 11 | -45.00% |
| Sep 30, 2024 | 138 | 18.97% | 72,638,512 | 28.44% | 112 | 1.21% | 85 | 28.79% | 20 | - |
| Jun 30, 2024 | 115 | -1.71% | 56,555,159 | 8.24% | 96 | 1.17% | 66 | 24.53% | 19 | -44.12% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Invesco Global A | 1.98M | 2.83% | - |
| Invesco OFI Global Equity | 1.98M | 2.83% | - |
| Jennison Health Sciences Equity | 1.78M | 2.56% | - |
| Vanguard US Total Market Shares ETF | 1.65M | 2.36% | 280.90K |
| Jennison SMid Cap Core Equity | 1.58M | 2.27% | - |
| Vanguard Total Stock Mkt Idx Inv | 1.55M | 2.22% | -34.49K |
| Strategic Advisers U.S. Total Stock{mg} | 1.48M | 2.16% | -273.72K |
| Strategic Advisers Small-Mid Cap | 1.24M | 1.82% | 278.88K |
| PGIM Jennison Small Company A | 1.21M | 1.73% | -373.30K |
| Wasatch Ultra Growth | 1.01M | 1.45% | -458.57K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Sep 05, 2025 | Breedlove Robert Charles | Principal Accounting Officer | Sell | $5.57K |
| Jul 16, 2025 | Breedlove Robert Charles | Principal Accounting Officer | Sell | $14.15K |
| May 21, 2025 | Topper James N | - | Buy | $14.61K |
| May 14, 2025 | Topper James N | - | Buy | $20.92K |
| May 13, 2025 | Topper James N | - | Buy | $3.54K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q3 | - | 1 |
| 2025 Q2 | 8 | 1 |
| 2025 Q1 | 1 | 3 |
| 2024 Q4 | 2 | 2 |
| 2024 Q3 | - | 3 |
PHAT Ownership FAQ
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