InsiderTrades.com logo

PHAT Insider Trading

Insider Ownership Percentage: 23.00%
Insider Buying (Last 12 Months): $126,715.80
Insider Selling (Last 12 Months): $284,083.77

Phathom Pharmaceuticals Insider Trading History Chart

This chart shows the insider buying and selling history at Phathom Pharmaceuticals by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Phathom Pharmaceuticals Share Price & Price History

Current Price: $14.70
Price Change: ▲ Price Increase of +0.03 (0.20%)
As of 12/4/2025 05:00 PM ET

This chart shows the closing price history over time for PHAT up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Phathom Pharmaceuticals Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
11/3/2025Robert Charles BreedloveInsiderSell524$13.51$7,079.2447,407View SEC Filing Icon  
9/5/2025Robert Charles BreedloveInsiderSell461$12.09$5,573.4947,931View SEC Filing Icon  
7/16/2025Robert Charles BreedloveInsiderSell1,692$8.36$14,145.1248,392View SEC Filing Icon  
5/21/2025James N TopperDirectorBuy3,780$3.86$14,590.8059,403View SEC Filing Icon  
5/6/2025Asit ParikhDirectorBuy5,000$2.60$13,000.0090,500View SEC Filing Icon  
4/7/2025Molly HendersonCFOSell3,678$4.55$16,734.9089,868View SEC Filing Icon  
1/21/2025Azmi NabulsiCOOSell7,886$6.59$51,968.74233,390View SEC Filing Icon  
1/21/2025Molly HendersonCFOSell6,583$6.59$43,381.9793,546View SEC Filing Icon  
1/21/2025Terrie CurranInsiderSell19,109$6.59$125,928.31360,465View SEC Filing Icon  
12/19/2024Azmi NabulsiCOOSell1,118$8.00$8,944.00239,303View SEC Filing Icon  
12/19/2024Molly HendersonCFOSell1,291$8.00$10,328.0098,156View SEC Filing Icon  
12/13/2024Frank KarbeDirectorBuy12,500$7.93$99,125.0057,000View SEC Filing Icon  
7/15/2024Azmi NabulsiCOOSell10,901$11.72$127,759.72240,421View SEC Filing Icon  
7/15/2024Molly HendersonCFOSell4,325$11.72$50,689.0099,447View SEC Filing Icon  
7/15/2024Terrie CurranInsiderSell33,848$11.72$396,698.56377,734View SEC Filing Icon  
4/8/2024Molly HendersonCFOSell3,435$11.10$38,128.5095,263View SEC Filing Icon  
3/22/2024Terrie CurranInsiderSell16,851$9.11$153,512.61410,784View SEC Filing Icon  
1/24/2024Pharmaceutical Co Ltd TakedaMajor ShareholderSell3,703,703$8.10$29,999,994.303,755,583View SEC Filing Icon  
1/19/2024Molly HendersonCFOSell6,307$7.75$48,879.2598,698View SEC Filing Icon  
11/8/2023Asit ParikhDirectorBuy2,500$7.80$19,500.0055,000View SEC Filing Icon  
11/6/2023Asit ParikhDirectorBuy1,000$8.04$8,040.0048,500View SEC Filing Icon  
11/1/2023Molly HendersonCFOSell12,492$8.88$110,928.96105,188View SEC Filing Icon  
6/2/2023Molly HendersonCFOSell1,960$11.41$22,363.6068,506View SEC Filing Icon  
5/22/2023Molly HendersonCFOSell2,110$12.87$27,155.7070,466View SEC Filing Icon  
4/11/2023Azmi NabulsiCOOBuy10,000$8.26$82,600.0099,567View SEC Filing Icon  
4/10/2023Asit ParikhDirectorBuy1,000$7.55$7,550.0023,500View SEC Filing Icon  
4/6/2023Molly HendersonCFOSell3,439$7.27$25,001.5372,576View SEC Filing Icon  
4/6/2023Terrie CurranInsiderBuy12,919$7.82$101,026.58188,290View SEC Filing Icon  
3/1/2023Molly HendersonCFOSell2,032$8.53$17,332.9676,015View SEC Filing Icon  
3/1/2023Terrie CurranInsiderSell1,436$8.54$12,263.44175,371View SEC Filing Icon  
2/13/2023Asit ParikhDirectorBuy5,000$7.73$38,650.0022,500View SEC Filing Icon  
1/20/2023Terrie CurranInsiderSell5,821$8.20$47,732.20176,807View SEC Filing Icon  
1/12/2023Asit ParikhDirectorBuy5,000$7.00$35,000.0017,500View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Phathom Pharmaceuticals (NASDAQ:PHAT)

99.01% of Phathom Pharmaceuticals stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at PHAT by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Phathom Pharmaceuticals Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
11/17/2025NewEdge Advisors LLC201,523$2.23M0.0%N/A0.283%Search for SEC Filing on Google Icon
11/17/2025Caxton Associates LLP38,570$0.45M0.0%N/A0.054%Search for SEC Filing on Google Icon
11/17/2025PharVision Advisers LLC30,968$0.36M0.2%N/A0.044%Search for SEC Filing on Google Icon
11/17/2025XTX Topco Ltd54,587$0.64M0.0%+280.9%0.077%Search for SEC Filing on Google Icon
11/17/2025Wasatch Advisors LP1,537,218$18.09M0.1%+5.2%2.161%Search for SEC Filing on Google Icon
11/17/2025Quarry LP7,007$82K0.0%+584.3%0.010%Search for SEC Filing on Google Icon
11/17/2025Millennium Management LLC5,081,451$59.81M0.0%+125.8%7.143%Search for SEC Filing on Google Icon
11/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.19,402$0.23M0.0%-16.9%0.027%Search for SEC Filing on Google Icon
11/17/2025Brevan Howard Capital Management LP58,097$0.68M0.0%+108.7%0.082%Search for SEC Filing on Google Icon
11/17/2025Bank of America Corp DE249,094$2.93M0.0%+159.3%0.350%Search for SEC Filing on Google Icon
11/17/2025Alliancebernstein L.P.45,590$0.54M0.0%-9.9%0.064%Search for SEC Filing on Google Icon
11/17/2025Ameriprise Financial Inc.554,590$6.53M0.0%+206.7%0.780%Search for SEC Filing on Google Icon
11/14/2025Creative Planning78,058$0.92M0.0%+36.3%0.110%Search for SEC Filing on Google Icon
11/14/2025SummitTX Capital L.P.385,968$4.54M0.2%N/A0.543%Search for SEC Filing on Google Icon
11/14/2025Raymond James Financial Inc.13,394$0.16M0.0%+322.0%0.019%Search for SEC Filing on Google Icon
11/14/2025ADAR1 Capital Management LLC42,900$0.51M0.0%-32.4%0.060%Search for SEC Filing on Google Icon
11/14/2025Fiduciary Trust Co16,115$0.19M0.0%+47.8%0.023%Search for SEC Filing on Google Icon
11/13/2025Tocqueville Asset Management L.P.24,700$0.29M0.0%N/A0.035%Search for SEC Filing on Google Icon
11/13/2025Invesco Ltd.3,864,971$45.49M0.0%-6.6%5.433%Search for SEC Filing on Google Icon
11/13/2025UBS Group AG338,360$3.98M0.0%-19.3%0.476%Search for SEC Filing on Google Icon
11/13/2025BNP Paribas Financial Markets8,828$0.10M0.0%+74.1%0.012%Search for SEC Filing on Google Icon
11/13/2025Russell Investments Group Ltd.6,362$75K0.0%+132.5%0.009%Search for SEC Filing on Google Icon
11/12/2025Barclays PLC128,356$1.51M0.0%+56.2%0.180%Search for SEC Filing on Google Icon
11/12/2025Propel Bio Management LLC552,927$6.51M6.5%-40.1%0.777%Search for SEC Filing on Google Icon
11/12/2025GW&K Investment Management LLC1,144,330$13.47M0.1%+9.1%1.609%Search for SEC Filing on Google Icon
11/12/2025Quantbot Technologies LP9,797$0.12M0.0%N/A0.014%Search for SEC Filing on Google Icon
11/12/2025Intech Investment Management LLC21,541$0.25M0.0%-23.6%0.030%Search for SEC Filing on Google Icon
11/12/2025US Bancorp DE7,277$86K0.0%+2,527.1%0.010%Search for SEC Filing on Google Icon
11/10/2025AXQ Capital LP19,862$0.23M0.1%+45.8%0.028%Search for SEC Filing on Google Icon
11/10/2025Ameritas Investment Partners Inc.3,527$42K0.0%-18.2%0.005%Search for SEC Filing on Google Icon
11/10/2025China Universal Asset Management Co. Ltd.12,435$0.15M0.0%-11.3%0.017%Search for SEC Filing on Google Icon
11/7/2025GSA Capital Partners LLP70,258$0.83M0.1%N/A0.099%Search for SEC Filing on Google Icon
11/7/2025Vanguard Group Inc.3,215,572$37.85M0.0%+15.4%4.520%Search for SEC Filing on Google Icon
11/7/2025JPMorgan Chase & Co.136,948$1.61M0.0%-1.1%0.193%Search for SEC Filing on Google Icon
11/6/2025Rhumbline Advisers61,713$0.73M0.0%-4.4%0.087%Search for SEC Filing on Google Icon
11/6/2025Profund Advisors LLC12,170$0.14M0.0%N/A0.017%Search for SEC Filing on Google Icon
11/4/2025Jones Financial Companies Lllp2,523$30K0.0%+442.6%0.004%Search for SEC Filing on Google Icon
11/3/2025AlphaQuest LLC54,594$0.64M0.0%+69.5%0.077%Search for SEC Filing on Google Icon
10/31/2025AIGH Capital Management LLC429,000$5.05M1.4%N/A0.605%Search for SEC Filing on Google Icon
10/20/2025Simplify Asset Management Inc.321,935$3.79M0.1%-38.3%0.454%Search for SEC Filing on Google Icon
10/6/2025Inspirion Wealth Advisors LLC36,634$0.43M0.1%+84.9%0.052%Search for SEC Filing on Google Icon
9/29/2025Summit Financial Wealth Advisors LLC22,143$0.21M0.0%-28.9%0.031%Search for SEC Filing on Google Icon
8/15/2025Tower Research Capital LLC TRC 5,710$55K0.0%+58.3%0.008%Search for SEC Filing on Google Icon
8/15/2025Wasatch Advisors LP1,461,895$14.02M0.1%-14.1%2.061%Search for SEC Filing on Google Icon
8/15/2025Moore Capital Management LP600,000$5.75M0.1%N/A0.846%Search for SEC Filing on Google Icon
8/15/2025Frazier Life Sciences Management L.P.12,466,489$119.55M4.8%+23.3%17.573%Search for SEC Filing on Google Icon
8/15/2025Gilder Gagnon Howe & Co. LLC31,358$0.30M0.0%-24.6%0.044%Search for SEC Filing on Google Icon
8/15/2025BNP Paribas Financial Markets5,072$49K0.0%+71.9%0.007%Search for SEC Filing on Google Icon
8/15/2025Brevan Howard Capital Management LP27,834$0.27M0.0%N/A0.039%Search for SEC Filing on Google Icon
8/15/2025Birchview Capital LP25,000$0.24M0.2%N/A0.035%Search for SEC Filing on Google Icon
8/15/2025Bank of America Corp DE96,080$0.92M0.0%-43.6%0.135%Search for SEC Filing on Google Icon
8/15/2025683 Capital Management LLC2,105,000$20.19M1.3%+45.7%2.967%Search for SEC Filing on Google Icon
8/15/2025Ameriprise Financial Inc.180,851$1.73M0.0%N/A0.255%Search for SEC Filing on Google Icon
8/14/2025California State Teachers Retirement System2,889$28K0.0%-91.8%0.004%Search for SEC Filing on Google Icon
8/14/2025Raymond James Financial Inc.3,174$30K0.0%N/A0.004%Search for SEC Filing on Google Icon
8/14/2025The Manufacturers Life Insurance Company 15,826$0.15M0.0%+9.4%0.022%Search for SEC Filing on Google Icon
8/14/2025Nebula Research & Development LLC37,937$0.36M0.0%+31.6%0.053%Search for SEC Filing on Google Icon
8/14/2025Diadema Partners LP40,294$0.39M0.1%N/A0.057%Search for SEC Filing on Google Icon
8/13/2025Invesco Ltd.4,140,072$39.70M0.0%+13.4%5.836%Search for SEC Filing on Google Icon
8/13/2025Russell Investments Group Ltd.2,736$26K0.0%-93.5%0.004%Search for SEC Filing on Google Icon
8/12/2025XTX Topco Ltd14,330$0.14M0.0%-84.1%0.020%Search for SEC Filing on Google Icon
8/12/2025Ameritas Investment Partners Inc.4,311$41K0.0%+39.3%0.006%Search for SEC Filing on Google Icon
8/12/2025Rhumbline Advisers64,557$0.62M0.0%+13.8%0.091%Search for SEC Filing on Google Icon
8/12/2025Legal & General Group Plc4,087$39K0.0%-88.8%0.006%Search for SEC Filing on Google Icon
8/12/2025JPMorgan Chase & Co.138,516$1.33M0.0%+0.8%0.195%Search for SEC Filing on Google Icon
8/12/2025Entropy Technologies LP11,600$0.11M0.0%N/A0.016%Search for SEC Filing on Google Icon
8/12/2025Ensign Peak Advisors Inc2,519,972$24.17M0.0%+0.2%3.552%Search for SEC Filing on Google Icon
8/11/2025Persistent Asset Partners Ltd9,421$90K0.1%N/A0.013%Search for SEC Filing on Google Icon
8/8/2025Intech Investment Management LLC28,192$0.27M0.0%+31.2%0.040%Search for SEC Filing on Google Icon
8/8/2025Creative Planning57,264$0.55M0.0%-4.5%0.082%Search for SEC Filing on Google Icon
8/8/2025Geode Capital Management LLC1,069,927$10.26M0.0%+5.3%1.533%Search for SEC Filing on Google Icon
8/7/2025Simplify Asset Management Inc.521,935$5.01M0.3%-23.5%0.748%Search for SEC Filing on Google Icon
8/6/2025Savant Capital LLC11,771$0.11M0.0%N/A0.017%Search for SEC Filing on Google Icon
7/31/2025AlphaQuest LLC32,206$0.31M0.0%+2,127.2%0.046%Search for SEC Filing on Google Icon
6/27/2025Goldman Sachs Group Inc.187,874$1.18M0.0%-54.4%0.269%Search for SEC Filing on Google Icon
5/16/2025Woodline Partners LP751,692$4.71M0.0%-25.0%1.077%Search for SEC Filing on Google Icon
5/16/2025Goldman Sachs Group Inc.187,874$1.18M0.0%-54.4%0.269%Search for SEC Filing on Google Icon
5/16/2025Jacobs Levy Equity Management Inc.596,108$3.74M0.0%N/A0.854%Search for SEC Filing on Google Icon
5/16/2025AQR Capital Management LLC107,399$0.67M0.0%+508.2%0.154%Search for SEC Filing on Google Icon
5/16/2025683 Capital Management LLC1,445,000$9.06M0.6%+41.0%2.070%Search for SEC Filing on Google Icon
5/15/2025Propel Bio Management LLC1,134,927$7.12M8.3%+14.6%1.626%Search for SEC Filing on Google Icon
5/15/2025Trexquant Investment LP398,751$2.50M0.0%+5.3%0.571%Search for SEC Filing on Google Icon
5/14/2025Wellington Management Group LLP200,690$1.26M0.0%+47.6%0.287%Search for SEC Filing on Google Icon
5/13/2025Russell Investments Group Ltd.41,799$0.26M0.0%N/A0.060%Search for SEC Filing on Google Icon
5/12/2025Nuveen LLC101,520$0.64M0.0%N/A0.145%Search for SEC Filing on Google Icon
5/12/2025Invesco Ltd.3,650,812$22.89M0.0%-0.6%5.229%Search for SEC Filing on Google Icon
5/9/2025Charles Schwab Investment Management Inc.348,035$2.18M0.0%-1.4%0.499%Search for SEC Filing on Google Icon
5/8/2025US Bancorp DE23,763$0.15M0.0%+248.1%0.034%Search for SEC Filing on Google Icon
5/8/2025XTX Topco Ltd90,191$0.57M0.0%N/A0.129%Search for SEC Filing on Google Icon
5/7/2025Corton Capital Inc.18,384$0.12M0.4%N/A0.026%Search for SEC Filing on Google Icon
5/5/2025Jennison Associates LLC7,042,325$44.16M0.0%-0.3%10.111%Search for SEC Filing on Google Icon
5/1/2025CWM LLC7,384$46K0.0%+20,997.1%0.011%Search for SEC Filing on Google Icon
4/29/2025Bank of New York Mellon Corp114,535$0.72M0.0%+11.5%0.164%Search for SEC Filing on Google Icon
4/7/2025GAMMA Investing LLC4,558$29K0.0%+797.2%0.007%Search for SEC Filing on Google Icon
4/2/2025Kera Capital Partners Inc.29,849$0.19M0.1%+11.2%0.043%Search for SEC Filing on Google Icon
3/24/2025Wellington Management Group LLP135,995$1.10M0.0%-21.6%0.195%Search for SEC Filing on Google Icon
2/17/2025UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC117,803$0.96M0.0%+20.2%0.172%Search for SEC Filing on Google Icon
2/17/2025Woodline Partners LP1,001,692$8.13M0.1%-61.1%1.465%Search for SEC Filing on Google Icon
2/17/2025Two Sigma Advisers LP133,700$1.09M0.0%N/A0.196%Search for SEC Filing on Google Icon
2/17/2025Two Sigma Investments LP485,790$3.95M0.0%+215.4%0.710%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Phathom Pharmaceuticals logo
Phathom Pharmaceuticals, Inc., biopharmaceutical company, focuses on developing and commercializing treatments for gastrointestinal diseases. The company has the rights in the United States, Europe, and Canada for an investigational potassium-competitive acid blocker (P-CAB) that blocks acid secretion in the stomach. It is also developing vonoprazan for the treatment of erosive gastroesophageal reflux disease; and in combination with antibiotics for the treatment of Helicobacter pylori infection. The company was incorporated in 2018 and is headquartered in Florham Park, New Jersey.
Read More on Phathom Pharmaceuticals

Today's Range

Now: $14.70
Low: $14.27
High: $14.91

50 Day Range

MA: $13.53
Low: $10.84
High: $15.60

52 Week Range

Now: $14.70
Low: $2.21
High: $16.26

Volume

529,916 shs

Average Volume

812,243 shs

Market Capitalization

$1.05 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

0.43

Who are the company insiders with the largest holdings of Phathom Pharmaceuticals?

Phathom Pharmaceuticals' top insider shareholders include:
  1. Pharmaceutical Co Ltd Takeda (Major Shareholder)
  2. Terrie Curran (Insider)
  3. Azmi Nabulsi (COO)
  4. Molly Henderson (CFO)
  5. Asit Parikh (Director)
  6. James N Topper (Director)
  7. Frank Karbe (Director)
  8. Robert Charles Breedlove (Insider)
Learn More about top insider investors at Phathom Pharmaceuticals.

Who are the major institutional investors of Phathom Pharmaceuticals?

Phathom Pharmaceuticals' top institutional shareholders include:
  1. Millennium Management LLC — 7.14%
  2. Invesco Ltd. — 5.43%
  3. Vanguard Group Inc. — 4.52%
  4. Wasatch Advisors LP — 2.16%
  5. GW&K Investment Management LLC — 1.61%
  6. Ameriprise Financial Inc. — 0.78%
Learn More about top institutional investors of Phathom Pharmaceuticals stock.

Which major investors are selling Phathom Pharmaceuticals stock?

Within the previous quarter, PHAT stock was sold by these institutional investors:
  1. Susquehanna International Group LLP
  2. Propel Bio Management LLC
  3. Invesco Ltd.
  4. Simplify Asset Management Inc.
  5. UBS Group AG
  6. Group One Trading LLC
  7. ADAR1 Capital Management LLC
  8. Intech Investment Management LLC
In the last year, company insiders that have sold Phathom Pharmaceuticals company stock include:
  1. Pharmaceutical Co Ltd Takeda (Major Shareholder)
  2. Terrie Curran (Insider)
  3. Azmi Nabulsi (COO)
  4. Molly Henderson (CFO)
Learn More investors selling Phathom Pharmaceuticals stock.

Which major investors are buying Phathom Pharmaceuticals stock?

Within the previous quarter, PHAT stock was acquired by institutional investors including:
  1. Millennium Management LLC
  2. AIGH Capital Management LLC
  3. Vanguard Group Inc.
  4. SummitTX Capital L.P.
  5. Ameriprise Financial Inc.
  6. NewEdge Advisors LLC
  7. Bank of America Corp DE
  8. GW&K Investment Management LLC
During the last year, these company insiders have bought Phathom Pharmaceuticals stock:
  1. Pharmaceutical Co Ltd Takeda (Major Shareholder)
  2. Terrie Curran (Insider)
  3. Azmi Nabulsi (COO)
Learn More investors buying Phathom Pharmaceuticals stock.