PHATHOM PHARMACEUTICALS INC (PHAT) Institutional Ownership and Insiders Activity
PHATHOM PHARMACEUTICALS INC (PHAT) is widely held by institutional investors, with 160 firms reporting positions valued at approximately $778.42M based on SEC Form 13F filings for the quarter ended June 30, 2026.
Frazier Life Sciences Management, L.P. is the largest disclosed holder, reporting approximately $135.26M in PHAT holdings in its latest filing.
Recent insider activity includes 2 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.
Institutional Holders
160
Total Reported Value
$778.42M
Largest Holder
Frazier Life Sciences Management, L.P.
Largest Position
$135.26M
Insider Transactions (90d)
2
Latest Filing Quarter
Q2 2026
New Institutional Positions
24
Funds Exiting Positions
38
Top Institutional Owners
View allInvestorReported Balance
- Frazier Life Sciences Management, L.P.$135.26M
- Medicxi Ventures Management (Jersey) Ltd$80.99M
- Blackrock, Inc.$49.10M
- Invesco Ltd.$43.72M
- Carlyle Group Inc.$37.94M
PHAT News
All newsRelated PHAT Institutional Insights:
- PHAT 13F Institutional Holders
- PHAT Top Institutional Shareholders
- PHAT Institutional Ownership Changes
- Healthcare Sector Institutional Ownership
- Healthcare Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Healthcare Stocks By Institutional Investors
- Most Sold Healthcare Stocks By Institutional Investors
- PHAT Insider Trading & SEC Form 4 Activity
- PHAT Articles
- Top Institutional Investor Stock Rankings