Ticker · CUSIP 71722W107

PHAT

PHATHOM PHARMACEUTICALS INC
···Share
Holders (tracked)
10
Combined shares
3,065,865
Combined value
$50.25M
Last close
Quarter
2025Q4
Tracked holders · last 8 quarters
+4 vs previous quarter over the last 8.
1082024Q12025Q4

SEC event timeline

12 events
  1. −197,405 shares · 2025Q4
    13F
  2. +261,068 shares · 2025Q4
    13F
  3. +57,783 shares · 2025Q4
    13F
  4. −2,999,271 shares · 2025Q4
    13F
  5. +5,152 shares · 2025Q4
    13F
  6. −11,913 shares · 2025Q4
    13F
  7. +28,554 shares · 2025Q4
    13F
  8. +1,819 shares · 2025Q4
    13F
  9. +2,830,954 shares · 2025Q3
    13F
  10. +1,815 shares · 2025Q3
    13F
  11. +146,459 shares · 2025Q3
    13F
  12. +2,705 shares · 2025Q3
    13F

Insider activity

No insider transactions in the last 30 days.

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.
New positions3
Added to2
Exited0

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
4
$9.01B
2022Q2
7
$15.5M
2022Q3
5
$19K
2022Q4
6
$19.3M
2023Q1
8
$13.6M
2023Q2
10
$33.6M
2023Q3
9
$32.2M
2023Q4
9
$28.9M
2024Q1
8
$40.5M
2024Q2
7
$36.5M
2024Q3
10
$22.3M
2024Q4
8
$6.3M
2025Q1
8
$7.4M
2025Q2
5
$24.6M
2025Q3
6
$68.6M
2025Q4
10
$50.2M

Who owns PHAT

10 super-investors · 2025Q4
Tracked stake
3.07M
shares
Combined value
$50M
% of shares outstanding
shares-out unknown
Quarter action mix
New3Added2Trim5
#ManagerSharesValue
1Izzy Englander
Millennium Mgmt
2.08M$35M
2Ken Griffin
Citadel Advisors
311.3K$5M
3D.E. Shaw & Co.261.1K$4M
4Wellington Management134.5K$2M
5Ken Griffin
Citadel Advisors
69.3K$1M
6Two Sigma Investments57.8K$959K
7AQR Capital Management54.4K$903K
8Ken Griffin
Citadel Advisors
29.6K$491K
9Paul Tudor Jones
Tudor Investment
28.6K$474K
10T. Rowe Price37.1K$616

Recent moves

20 transactions
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