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Of the 11 tracked institutions holding PHAT, 5 have a 3-year clone track record — 5 of them beat the S&P. Average holder's clone alpha: +6.2pt. It's a gauge of who owns the name, not just how many.
Among the 11 tracked institutional investors we monitor, PHAT (PHATHOM PHARMACEUTICALS INC) is held with a combined value of $174.90M across 14,439,128 shares. The largest holder is VANGUARD GROUP INC with a position worth $52.71M. Point72 Asset Management, L.P. opened a new position in the most recent quarter. 6 funds increased their holdings. 4 funds reduced their position.
Total Institutional Value
$174.90M
Total Shares Held
14,439,128
Institutional Holders
11
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | VANGUARD GROUP INC | $52.71M | 0.00% | -1.2% |
| 2 | BlackRock, Inc. | $49.10M | 0.00% | +11.4% |
| 3 | MILLENNIUM MANAGEMENT LLC | $36.63M | 0.02% | -16.1% |
| 4 | STATE STREET CORP | $17.21M | 0.00% | +14.4% |
| 5 | Point72 Asset Management, L.P. | $11.09M | 0.02% | New |
| 6 | RENAISSANCE TECHNOLOGIES LLC | $2.46M | 0.00% | -26.0% |
| 7 | CITADEL ADVISORS LLC | $2.01M | 0.00% | -51.7% |
| 8 | AQR CAPITAL MANAGEMENT LLC | $1.46M | 0.00% | +143.2% |
| 9 | WELLINGTON MANAGEMENT GROUP LLP | $1.44M | 0.00% | +18.4% |
| 10 | PRICE T ROWE ASSOCIATES INC /MD/ | $714.00K | 0.00% | +25.3% |
SEC Schedule 13D (activist) and 13G (passive) filings for PHAT. Filed when an investor acquires 5%+ ownership.
As of the latest SEC 13F filings, VANGUARD GROUP INC is the largest institutional holder of PHAT with a position worth $52.71M, representing 0.00% of their portfolio. In total, 11 institutional investors hold PHAT with a combined value of $174.90M.
In the most recent quarter, 1 fund opened a new position in PHAT. Additionally, 6 increased their holdings and 4 reduced their positions.
Institutional investors hold $174.90M worth of PHAT stock across 11 positions. The largest institutional holder is VANGUARD GROUP INC with $52.71M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For PHAT, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their PHAT positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
Last Close
$7.03
2026-10-21
YTD
-55.3%
3% of 52-week range
