PHAT

Phathom Pharmaceuticals, Inc.

Pharmaceutical PreparationsNasdaqNon-accelerated filer<br>Smaller reporting company

Total Trades

42

Buys

16

Sells

24

Largest Trade

N/A

Insiders

8

Institutional Funds

124

Inst. Value

$1M+

Activist Filings

40

Insider Trades

InsiderTitleTypeValueSharesPriceDate
Breedlove Robert CharlesPrincipal Accounti…SELL$1K–$15K524$13.51Nov 5, 2025
Breedlove Robert CharlesPrincipal Accounti…SELL$1K–$15K461$12.09Sep 9, 2025
Breedlove Robert CharlesPrincipal Accounti…SELL$1K–$15K2K$8.36Jul 18, 2025
Topper James NDirectorBUY$1K–$15K4K$3.86May 23, 2025
Topper James NDirectorBUY$15K–$50K7K$3.30May 15, 2025
Topper James NDirectorBUY$100K–$500K48K$3.17May 13, 2025
Parikh AsitDirectorBUY$15K–$50K10K$2.50May 8, 2025
Henderson MollyCFO and CBOSELL$15K–$50K4K$4.55Apr 8, 2025
Parikh AsitDirectorBUY$15K–$50K10K$4.42Mar 17, 2025
Henderson MollyCFO and CBOSELL$15K–$50K7K$6.59Jan 23, 2025
Nabulsi AzmiCOOSELL$50K–$100K8K$6.59Jan 23, 2025
Curran TerriePresident and Chie…SELL$100K–$500K19K$6.59Jan 23, 2025
Nabulsi AzmiCOOSELL$1K–$15K1K$8.00Dec 20, 2024
Henderson MollyCFO and CBOSELL$1K–$15K1K$8.00Dec 20, 2024
Henderson MollyCFO and CBOSELL$15K–$50K3K$11.10Apr 10, 2024
Curran TerriePresident and Chie…SELL$100K–$500K17K$9.11Mar 26, 2024
TAKEDA PHARMACEUTICAL CO LTD10% OwnerSELL$1M+3.7M$8.10Jan 25, 2024
Henderson MollyCFO and CBOSELL$15K–$50K6K$7.75Jan 23, 2024
Henderson MollyCFO and CBOSELL$15K–$50K2K$7.24Nov 21, 2023
Parikh AsitDirectorBUY$50K–$100K8K$7.81Nov 9, 2023
Henderson MollyCFO and CBOSELL$100K–$500K12K$8.88Nov 3, 2023
Henderson MollyCFO and CBOGRANTN/A23KNov 3, 2023
Henderson MollyCFO and CBOSELL$15K–$50K2K$11.41Jun 5, 2023
Henderson MollyCFO and CBOSELL$15K–$50K2K$12.87May 23, 2023
Parikh AsitDirectorBUY$1K–$15K1K$7.55Apr 11, 2023
Nabulsi AzmiCOOBUY$50K–$100K10K$8.26Apr 11, 2023
Curran TerriePresident and Chie…BUY$100K–$500K13K$7.82Apr 7, 2023
Henderson MollyCFO and CBOSELL$15K–$50K3K$7.27Apr 7, 2023
Henderson MollyCFO and CBOSELL$15K–$50K2K$8.53Mar 4, 2023
Curran TerriePresident and Chie…SELL$1K–$15K1K$8.54Mar 3, 2023
Parikh AsitDirectorBUY$15K–$50K5K$7.73Feb 14, 2023
Curran TerriePresident and Chie…SELL$15K–$50K6K$8.20Jan 21, 2023
Curran TerriePresident and Chie…GRANTN/A98KJan 21, 2023
Parikh AsitDirectorBUY$15K–$50K5K$7.00Jan 12, 2023
Henderson MollyCFO and CBOSELL$15K–$50K2K$9.60Nov 23, 2022
Curran TerriePresident and Chie…SELL$1K–$15K2K$9.60Nov 23, 2022
Nabulsi AzmiCOOBUY$100K–$500K20K$8.16May 17, 2022
Curran TerriePresident and Chie…BUY$100K–$500K21K$7.41May 17, 2022
Henderson MollyCFO and CBOBUYN/A6KMay 17, 2022
Parikh AsitDirectorBUY$100K–$500K13K$8.00May 17, 2022
TAKEDA PHARMACEUTICAL CO LTD10% OwnerSELL<$1K18$19.00Mar 17, 2022
COLA MICHAEL FDirectorBUY$100K–$500K10K$19.00Feb 19, 2022
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Activist & 5%+ Owners

SC 13D/13G filings — investors holding 5%+ of outstanding shares

Integrated Core Strategies (US) LLC

SC 13G/A · Jan 27, 2026

1.6%

1.3M shares

7.5%

5.3M shares

5.8%

4.1M shares

Carlyle Group Inc.

SC 13G/A · Aug 28, 2025

4.9%

3.5M shares

Integrated Core Strategies (US) LLC

SC 13G/A · Aug 25, 2025

5.1%

3.6M shares

6.0%

4.2M shares

Millennium Management LLC

SC 13G · Aug 13, 2025

5.3%

3.8M shares

Jennison Associates LLC

SC 13G/A · Jun 9, 2025

0.0%

0 shares

PRUDENTIAL FINANCIAL INC

SC 13G/A · Jun 6, 2025

0.0%

3K shares

Jennison Associates LLC

SC 13G/A · Jun 4, 2025

0.0%

0 shares

8.0%

5.7M shares

BlackRock, Inc.

SC 13G/A · Apr 24, 2025

4.6%

3.2M shares

BlackRock, Inc.

SC 13G · Nov 12, 2024

5.2%

3.1M shares

PRUDENTIAL FINANCIAL INC

SC 13G/A · Nov 5, 2024

11.0%

7.4M shares

PRUDENTIAL FINANCIAL INC

SC 13G · Nov 5, 2024

9.3%

6.3M shares

BlackRock, Inc.

SC 13G · Oct 21, 2024

5.2%

3.1M shares

Frazier Life Sciences IX, L.P. 2.

SC 13D/A · Aug 22, 2024

8.5%

5.8M shares

Frazier Life Sciences IX, L.P. 2.

SC 13D/A · Jun 6, 2024

10.0%

5.8M shares

4.8%

2.8M shares

5.4%

3.2M shares

The Carlyle Group Inc.

SC 13G/A · Feb 12, 2024

6.1%

3.5M shares

Medicxi Growth I LP

SC 13G/A · Jan 26, 2024

6.4%

3.7M shares

6.6%

3.8M shares

Frazier Life Sciences IX, L.P .

SC 13D/A · May 26, 2023

10.7%

5.8M shares

Frazier Life Sciences IX, L.P.

SC 13D/A · May 5, 2023

13.4%

5.8M shares

The Carlyle Group Inc.

SC 13G · Mar 9, 2023

6.7%

2.9M shares

Avidity Partners Management LP

SC 13G/A · Feb 14, 2023

4.6%

1.9M shares

Deerfield Mgmt, L.P.

SC 13G/A · Feb 10, 2023

0.0%

0 shares

Invesco Ltd. 98-0557567

SC 13G/A · Feb 2, 2023

5.3%

2.2M shares

Medicxi Growth I LP

SC 13G/A · Jan 31, 2023

5.8%

2.4M shares

Frazier Life Sciences IX, L.P.

SC 13D/A · Sep 26, 2022

14.9%

5.8M shares

Deerfield Mgmt, L.P.

SC 13G · Sep 23, 2022

5.8%

2.4M shares

Frazier Life Sciences IX, L.P.

SC 13D/A · Aug 11, 2022

14.9%

5.8M shares

RA Capital Management, L.P.

SC 13G/A · May 16, 2022

0.0%

0 shares

RA Capital Management, L.P.

SC 13G/A · Feb 14, 2022

9.9%

3.1M shares

Avidity Partners Management LP

SC 13G · Feb 11, 2022

6.0%

1.9M shares

5.9%

1.8M shares

Tadataka Yamada

SC 13G/A · Feb 10, 2022

0.0%

0 shares

Invesco Ltd. 98-0557567

SC 13G/A · Feb 10, 2022

6.6%

2.1M shares

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