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Phathom Pharmaceuticals (PHAT)
NASDAQ:PHAT
US Market
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Phathom Pharmaceuticals (PHAT) Ownership - Who Owns Phathom Pharmaceuticals?

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Phathom Pharmaceuticals (PHAT) Ownership Overview

8.88%13.06%4.25%9.61%64.19%
4.25% Other Institutional Investors
9.61% ETFs
64.19% Public Companies and
Individual Investors
The ownership structure of Phathom Pharmaceuticals (PHAT) stock is a mix of institutional, retail, and individual investors. Approximately 26.93% of the company’s stock is owned by Institutional Investors, 8.88% is owned by Insiders, and 64.19% is owned by Public Companies and Individual Investors.
The ownership structure of Phathom Pharmaceuticals (PHAT) stock is a mix of institutional, retail, and individual investors. Approximately 17.31% of the company’s stock is owned by Institutional Investors, 8.88% is owned by Insiders, and 9.61% is owned by Public Companies and Individual Investors.

Recent Insider Trading Activity

Date
Name
Activity
Value
Nov 05, 2025
xxxxxxxxxxxxx
$7079

Recent Hedge Fund Trading Activity

Date
Firm
Activity
Value
Jun 30, 2026
xxxxxxxxxxxxx
$956254
Jun 30, 2026
xxxxxxxxxxxxx
$5772200

Top Shareholders

Holder
# of Shares
Type
% Holding
Value
5,957,449Insider7.36%35,387,247
3,165,876Institution3.91%18,805,303
2,754,409Institution3.40%16,361,189
2,520,470Institution3.12%14,971,592
1,301,277Institution1.61%7,729,585
1,052,910Institution1.30%6,254,285
909,778Institution1.12%5,404,081
819,324Institution1.01%4,866,785
746,710Institution0.92%4,435,457
636,772Institution0.79%3,782,426

Top Mutual Fund Holders

Holder
# of Shares
Type
% Holding
Value
2,520,470Institution3.12%14,971,592
1,301,277Institution1.61%7,729,585
1,052,910Institution1.30%6,254,285
819,324Institution1.01%4,866,785
746,710Institution0.92%4,435,457
636,772Institution0.79%3,782,426
476,736Institution0.59%2,831,812
464,839Institution0.57%2,761,144
312,631Institution0.39%1,857,028
264,096Institution0.33%1,568,730

Top ETF Holders

Holder
# of Shares
Type
% Holding
Value
2,007,668Institution2.48%14,655,976
1,247,535Institution1.54%7,410,358
709,679Institution0.88%4,073,557
664,607Institution0.82%4,851,631
388,093Institution0.48%2,305,272
331,577Institution0.41%1,969,567
303,989Institution0.38%1,744,897
290,030Institution0.36%2,117,219
249,267Institution0.31%1,480,646
195,868Institution0.24%1,163,456

FAQ

Who Owns Phathom Pharmaceuticals (PHAT)?
According to the latest TipRanks data, approximately 4.25% of the company's stock is held by institutional investors, 8.88% is held by insiders, and 64.19% is held by retail investors.
    What percentage of Phathom Pharmaceuticals (PHAT) stock is held by institutional investors?
    According to the latest TipRanks data, approximately 4.25% of Phathom Pharmaceuticals (PHAT) stock is held by institutional investors.
      What percentage of Phathom Pharmaceuticals (PHAT) stock is held by retail investors?
      According to the latest TipRanks data, approximately 64.19% of Phathom Pharmaceuticals (PHAT) stock is held by retail investors.
        Who owns the most shares of Phathom Pharmaceuticals (PHAT)?
        James Topper owns the most shares of Phathom Pharmaceuticals (PHAT).
          What is the significance of the ownership structure for a publicly traded company?
          The ownership structure can impact the company's decision making, as large institutional investors may exert influence on the company's management and can also affect the company's stock price with their buying and selling patterns.