Security key
71722W107
Phathom Pharmaceuticals, Inc. - Common Stock (PHAT)
CUSIP: 71722W107
Q1 2020 13F Holders as of 31 Mar 2020
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 21,949,381
- Total 13F value
- $565,607,078
- Share change
- +139,226
- SEC-reported price per share
- $25.82
- Number of holders
- 47
- Value change
- +$3,219,839
- Number of buys
- 25
- Number of sells
- 17
- Shares outstanding
- 79,611,764
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2020
Institutions
47
Top holders
10
PHAT full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
Phathom Pharmaceuticals, Inc. SEC filings
Phathom Pharmaceuticals, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 71722W107
Recent filing periods:
Ownership snapshot
Top reported holders of PHAT - Phathom Pharmaceuticals, Inc. - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
FRAZIER MANAGEMENT LLC
Disclosed value leader
FRAZIER MANAGEMENT LLC
Comparable rows
15/15
Latest evidence
31 Dec 2019
13F
Lead comparable stake: 9.1%
Showing 1-6 of 15 holder rows.
Quick read
FRAZIER MANAGEMENT LLC leads the comparable SEC ownership view at 9.1%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens FRAZIER MANAGEMENT LLC's linked filing trail.
Comparable ownership
Top 5
FRAZIER MANAGEMENT LLC
9.1%
RA CAPITAL MANAGEMENT, L.P.
4.6%
Invesco Ltd.
2.6%
Medicxi Ventures Management (Jers...
2.6%
Janus Henderson Group Ltd.
1.8%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| FRAZIER MANAGEMENT LLC |
13F
Company
|
9.1%
|
$226,832,000
7,284,269 shares
|
— | 31 Dec 2019 |
| RA CAPITAL MANAGEMENT, L.P. |
13F
Company
|
4.6%
|
$113,562,000
3,646,808 shares
|
— | 31 Dec 2019 |
| Invesco Ltd. |
13F
Company
|
2.6%
|
$65,466,000
2,102,303 shares
|
— | 31 Dec 2019 |
| Medicxi Ventures Management (Jersey) Ltd |
13F
Company
|
2.6%
|
$64,393,000
2,067,861 shares
|
— | 31 Dec 2019 |
| Janus Henderson Group Ltd. |
13F
Company
|
1.8%
|
$43,589,000
1,467,462 shares
|
— | 31 Dec 2019 |
| Abingworth LLP |
13F
Company
|
1.5%
|
$37,430,000
1,203,135 shares
|
— | 31 Dec 2019 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2020
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
47
Shares
21,949,381
Rows available
47
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2020 vs Q1 2020 Across Filers
Q1 2020 holders
47
Q1 2020 holders
47
Holder diff
0
| Investor | Q1 2020 Shares | Q1 2020 Shares | Share Diff | Share Chg % | Q1 2020 value | Q1 2020 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend