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Phathom Pharmaceuticals Inc (PHAT)

The most recent insider trading activity occurred on November 3, 2025, with a SELL transaction by Robert Charles Breedlove. Prior to this, significant BUY transactions were made by James N. Topper and Asit Parikh in May 2025. Terrie Curran and Azmi Nabulsi had planned sales in January 2025.
Stock chart
Ticker: PHAT Exchange: NSM


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Breedlove Robert Charles
Principal Accounting Officer
1 sale — total 7,079 USD
Sale 3 Nov 2025
Value US$570,047.08 | Price 339.41 | Shares 3,508
Sale 5 Sep 2025
Value US$2,240,829.53 | Price 321.13 | Shares 33,583
Sale 16 Jul 2025
Value US$14,151.72 | Price 8.36 | Shares 1,692
Buy 21 May 2025
Value US$14,609.32 | Price 3.86 | Shares 3,780
Buy 14 May 2025
Value US$20,919.15 | Price 3.32 | Shares 6,300
Buy 13 May 2025
Value US$3,543.34 | Price 3.16 | Shares 1,120
Buy 12 May 2025
Value US$38,300.74 | Price 3.04 | Shares 12,601
Buy 9 May 2025
Value US$8,053.00 | Price 3.62 | Shares 2,226
Buy 9 May 2025
Value US$106,562.89 | Price 3.19 | Shares 33,376
Buy 7 May 2025
Value US$11,984.50 | Price 2.40 | Shares 5,000
Buy 6 May 2025
Value US$13,000.00 | Price 2.60 | Shares 5,000
Sale 7 Apr 2025
Value US$16,739.68 | Price 4.55 | Shares 3,678
Buy 13 Mar 2025
Value US$44,200.00 | Price 4.42 | Shares 10,000
Planned sale 21 Jan 2025
Value US$51,956.91 | Price 6.59 | Shares 7,886
Planned sale 21 Jan 2025
Value US$43,370.78 | Price 6.59 | Shares 6,583
Planned sale 21 Jan 2025
Value US$125,884.36 | Price 6.59 | Shares 19,109
Sale 19 Dec 2024
Value US$8,944.00 | Price 8.00 | Shares 1,118
Sale 19 Dec 2024
Value US$10,328.00 | Price 8.00 | Shares 1,291
Buy 13 Dec 2024
Value US$81,248.00 | Price 8.12 | Shares 10,000
Buy 13 Dec 2024
Value US$99,083.75 | Price 7.93 | Shares 12,500
Planned sale 15 Jul 2024
Value US$50,689.00 | Price 11.72 | Shares 4,325
Planned sale 15 Jul 2024
Value US$396,698.56 | Price 11.72 | Shares 33,848
Planned sale 15 Jul 2024
Value US$127,759.72 | Price 11.72 | Shares 10,901
Sale 8 Apr 2024
Value US$38,128.50 | Price 11.10 | Shares 3,435
Planned sale 22 Mar 2024
Value US$153,512.61 | Price 9.11 | Shares 16,851
Sale 24 Jan 2024
Value US$29,999,994.30 | Price 8.10 | Shares 3,703,703
Planned sale 19 Jan 2024
Value US$48,900.06 | Price 7.75 | Shares 6,307
Sale 20 Nov 2023
Value US$15,402.67 | Price 7.24 | Shares 2,127
Buy 8 Nov 2023
Value US$19,500.00 | Price 7.80 | Shares 2,500
Buy 7 Nov 2023
Value US$31,040.00 | Price 7.76 | Shares 4,000
Buy 6 Nov 2023
Value US$8,040.00 | Price 8.04 | Shares 1,000
Sale 1 Nov 2023
Value US$104,544.95 | Price 8.95 | Shares 11,681
Sale 1 Nov 2023
Value US$6,325.80 | Price 7.80 | Shares 811
Planned sale 2 Jun 2023
Value US$22,367.72 | Price 11.41 | Shares 1,960
Planned sale 22 May 2023
Value US$27,164.98 | Price 12.87 | Shares 2,110
Buy 11 Apr 2023
Value US$82,600.00 | Price 8.26 | Shares 10,000
Buy 10 Apr 2023
Value US$7,550.00 | Price 7.55 | Shares 1,000
Planned sale 6 Apr 2023
Value US$25,001.53 | Price 7.27 | Shares 3,439
Buy 6 Apr 2023
Value US$101,025.29 | Price 7.82 | Shares 12,919
Planned sale 1 Mar 2023
Value US$17,334.79 | Price 8.53 | Shares 2,032
Planned sale 1 Mar 2023
Value US$12,265.02 | Price 8.54 | Shares 1,436
Buy 13 Feb 2023
Value US$38,660.00 | Price 7.73 | Shares 5,000
Sale 20 Jan 2023
Value US$47,729.29 | Price 8.20 | Shares 5,821
Buy 12 Jan 2023
Value US$35,000.00 | Price 7.00 | Shares 5,000
Sale 21 Nov 2022
Value US$20,726.40 | Price 9.60 | Shares 2,159
Sale 21 Nov 2022
Value US$14,649.60 | Price 9.60 | Shares 1,526
Buy 16 May 2022
Value US$163,288.00 | Price 8.16 | Shares 20,000
Buy 13 May 2022
Value US$0.00 | Price 0.00 | Shares 6,000
Buy 13 May 2022
Value US$151,835.30 | Price 7.41 | Shares 20,500
Buy 12 May 2022
Value US$100,000.00 | Price 8.00 | Shares 12,500
Sale 14 Mar 2022
Value US$342.00 | Price 19.00 | Shares 18
Sale 4 Nov 2021
Value US$20,850,000.00 | Price 20.85 | Shares 1,000,000
Sale 4 Nov 2021
Value US$19.00 | Price 19.00 | Shares 1
Sale 8 Oct 2021
Value US$81,051.92 | Price 32.05 | Shares 2,529
Planned sale 7 Oct 2021
Value US$505,343.20 | Price 32.66 | Shares 15,471
Sale 29 Jun 2021
Value US$474,656.75 | Price 34.00 | Shares 13,960
Sale 28 Jun 2021
Value US$5,473.56 | Price 35.09 | Shares 156
Planned sale 28 Jun 2021
Value US$881,810.94 | Price 34.07 | Shares 25,884
Planned sale 28 Jun 2021
Value US$12,979.60 | Price 35.08 | Shares 370
Planned sale 25 Jun 2021
Value US$45,087.50 | Price 36.07 | Shares 1,250
Planned sale 25 Jun 2021
Value US$811,360.26 | Price 35.46 | Shares 22,881
Planned sale 24 Jun 2021
Value US$381,198.72 | Price 35.14 | Shares 10,848
Planned sale 23 Jun 2021
Value US$7,000.00 | Price 35.00 | Shares 200
Planned sale 22 Jun 2021
Value US$3,500.00 | Price 35.00 | Shares 100
Planned sale 21 Jun 2021
Value US$328,171.14 | Price 35.31 | Shares 9,294
Planned sale 18 Jun 2021
Value US$189,631.74 | Price 35.13 | Shares 5,398
Planned sale 17 Jun 2021
Value US$115,939.40 | Price 35.08 | Shares 3,305
Planned sale 14 Jun 2021
Value US$99,079.56 | Price 35.06 | Shares 2,826
Planned sale 10 Jun 2021
Value US$73,864.28 | Price 35.14 | Shares 2,102
Planned sale 9 Jun 2021
Value US$42,018.48 | Price 35.28 | Shares 1,191
Planned sale 8 Jun 2021
Value US$3,500.00 | Price 35.00 | Shares 100
Planned sale 7 Jun 2021
Value US$79,353.20 | Price 35.05 | Shares 2,264
Planned sale 2 Jun 2021
Value US$151,274.00 | Price 35.18 | Shares 4,300
Planned sale 1 Jun 2021
Value US$143,605.40 | Price 36.20 | Shares 3,967
Planned sale 1 Jun 2021
Value US$257,524.20 | Price 35.55 | Shares 7,244
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2025-11-05 2025-11-03 S Sale

Principal Accounting Officer

Officer
3,508 -14.1%
339.41
US$570,047
3,508 -14.1% 339.41 US$570,047
2025-09-09 2025-09-05 S Sale

Principal Accounting Officer

Officer
33,583 +20.3%
321.13
US$2,240,830
33,583 +20.3% 321.13 US$2,240,830
2025-07-18 2025-07-16 S Sale

Principal Accounting Officer

Officer
52,916 -37.8%
414.85
US$3,621,527
52,916 -37.8% 414.85 US$3,621,527
2025-05-23 2025-05-21 B Purchase Non-Executive Director
3,780 +6.8%
3.86
US$14,609
3,780 +6.8% 3.86 US$14,609
2025-05-15 2025-05-14 B Purchase Non-Executive Director
6,300 +12.8%
3.32
US$20,919
6,300 +12.8% 3.32 US$20,919
2025-05-15 2025-05-13 B Purchase Non-Executive Director
1,120 +2.3%
3.16
US$3,543
1,120 +2.3% 3.16 US$3,543
2025-05-13 2025-05-12 B Purchase Non-Executive Director
12,601 +35.4%
3.04
US$38,301
12,601 +35.4% 3.04 US$38,301
2025-05-13 2025-05-09 B Purchase Non-Executive Director
2,226 +6.7%
3.62
US$8,053
2,226 +6.7% 3.62 US$8,053
2025-05-13 2025-05-09 B Purchase Non-Executive Director
33,376 +inf%
3.19
US$106,563
33,376 +inf% 3.19 US$106,563
2025-05-08 2025-05-07 B Purchase Non-Executive Director
5,000 +5.5%
2.40
US$11,984
5,000 +5.5% 2.40 US$11,984
2025-05-08 2025-05-06 B Purchase Non-Executive Director
5,000 +5.8%
2.60
US$13,000
5,000 +5.8% 2.60 US$13,000
2025-04-08 2025-04-07 S Sale

CFO and CBO

Officer
3,678 -3.9%
4.55
US$16,740
3,678 -3.9% 4.55 US$16,740
2025-03-17 2025-03-13 B Purchase Non-Executive Director
10,000 +13.2%
4.42
US$44,200
10,000 +13.2% 4.42 US$44,200
2025-01-23 2025-01-21 PlS Planned sale

Chief Operating Officer

Officer
7,886 -3.3%
6.59
US$51,957
7,886 -3.3% 6.59 US$51,957
2025-01-23 2025-01-21 PlS Planned sale

CFO and CBO

Officer
6,583 -6.6%
6.59
US$43,371
6,583 -6.6% 6.59 US$43,371
2025-01-23 2025-01-21 PlS Planned sale

President and Chief Executive

Executive Director
19,109 -5.0%
6.59
US$125,884
19,109 -5.0% 6.59 US$125,884
2024-12-20 2024-12-19 S Sale

Chief Operating Officer

Officer
1,118 -0.5%
8.00
US$8,944
1,118 -0.5% 8.00 US$8,944
2024-12-20 2024-12-19 S Sale

CFO and CBO

Officer
1,291 -1.3%
8.00
US$10,328
1,291 -1.3% 8.00 US$10,328
2024-12-16 2024-12-13 B Purchase Non-Executive Director
10,000 +15.3%
8.12
US$81,248
10,000 +15.3% 8.12 US$81,248
2024-12-16 2024-12-13 B Purchase Non-Executive Director
12,500 +28.1%
7.93
US$99,084
12,500 +28.1% 7.93 US$99,084
2024-07-17 2024-07-15 PlS Planned sale

CFO and CBO

Officer
4,325 -4.2%
11.72
US$50,689
4,325 -4.2% 11.72 US$50,689
2024-07-17 2024-07-15 PlS Planned sale

President and Chief Executive

Executive Director
33,848 -8.2%
11.72
US$396,699
33,848 -8.2% 11.72 US$396,699
2024-07-17 2024-07-15 PlS Planned sale

Chief Operating Officer

Officer
10,901 -4.3%
11.72
US$127,760
10,901 -4.3% 11.72 US$127,760
2024-04-10 2024-04-08 S Sale

CFO and CBO

Officer
3,435 -3.5%
11.10
US$38,128
3,435 -3.5% 11.10 US$38,128
2024-03-26 2024-03-22 PlS Planned sale

President and Chief Executive

Executive Director
16,851 -3.9%
9.11
US$153,513
16,851 -3.9% 9.11 US$153,513
2024-01-25 2024-01-24 S Sale Large shareholder
3,703,703 -49.7%
8.10
US$29,999,994
3,703,703 -49.7% 8.10 US$29,999,994
2024-01-22 2024-01-19 PlS Planned sale

CFO and CBO

Officer
6,307 -6.0%
7.75
US$48,900
6,307 -6.0% 7.75 US$48,900
2023-11-21 2023-11-20 S Sale

CFO and CBO

Officer
2,127 -2.0%
7.24
US$15,403
2,127 -2.0% 7.24 US$15,403
2023-11-08 2023-11-08 B Purchase Non-Executive Director
2,500 +4.8%
7.80
US$19,500
2,500 +4.8% 7.80 US$19,500
2023-11-08 2023-11-07 B Purchase Non-Executive Director
4,000 +8.2%
7.76
US$31,040
4,000 +8.2% 7.76 US$31,040
2023-11-08 2023-11-06 B Purchase Non-Executive Director
1,000 +2.1%
8.04
US$8,040
1,000 +2.1% 8.04 US$8,040
2023-11-03 2023-11-01 S Sale

CFO and CBO

Officer
11,681 -10.0%
8.95
US$104,545
11,681 -10.0% 8.95 US$104,545
2023-11-03 2023-11-01 S Sale

CFO and CBO

Officer
811 -0.7%
7.80
US$6,326
811 -0.7% 7.80 US$6,326
2023-06-05 2023-06-02 PlS Planned sale

CFO and CBO

Officer
1,960 -2.8%
11.41
US$22,368
1,960 -2.8% 11.41 US$22,368
2023-05-23 2023-05-22 PlS Planned sale

CFO and CBO

Officer
2,110 -2.9%
12.87
US$27,165
2,110 -2.9% 12.87 US$27,165
2023-04-11 2023-04-11 B Purchase

Chief Operating Officer

Officer
10,000 +11.2%
8.26
US$82,600
10,000 +11.2% 8.26 US$82,600
2023-04-11 2023-04-10 B Purchase Non-Executive Director
1,000 +4.4%
7.55
US$7,550
1,000 +4.4% 7.55 US$7,550
2023-04-07 2023-04-06 PlS Planned sale

CFO and CBO

Officer
3,439 -4.5%
7.27
US$25,002
3,439 -4.5% 7.27 US$25,002
2023-04-07 2023-04-06 B Purchase

President and Chief Executive

Executive Director
12,919 +7.4%
7.82
US$101,025
12,919 +7.4% 7.82 US$101,025
2023-03-03 2023-03-01 PlS Planned sale

CFO and CBO

Officer
2,032 -2.6%
8.53
US$17,335
2,032 -2.6% 8.53 US$17,335
2023-03-03 2023-03-01 PlS Planned sale

President and Chief Executive

Executive Director
1,436 -0.8%
8.54
US$12,265
1,436 -0.8% 8.54 US$12,265
2023-02-14 2023-02-13 B Purchase Non-Executive Director
5,000 +28.6%
7.73
US$38,660
5,000 +28.6% 7.73 US$38,660
2023-01-20 2023-01-20 S Sale

President and Chief Executive

Executive Director
5,821 -3.2%
8.20
US$47,729
5,821 -3.2% 8.20 US$47,729
2023-01-12 2023-01-12 B Purchase Non-Executive Director
5,000 +40.0%
7.00
US$35,000
5,000 +40.0% 7.00 US$35,000
2022-11-23 2022-11-21 S Sale

CFO and CBO

Officer
2,159 -4.7%
9.60
US$20,726
2,159 -4.7% 9.60 US$20,726
2022-11-23 2022-11-21 S Sale

President and Chief Executive

Executive Director
1,526 -1.8%
9.60
US$14,650
1,526 -1.8% 9.60 US$14,650
2022-05-16 2022-05-16 B Purchase

Chief Operating Officer

Officer
20,000 +2.6%
8.16
US$163,288
20,000 +2.6% 8.16 US$163,288
2022-05-16 2022-05-13 B Purchase

CFO and CBO

Officer
6,000
0.00
US$0
6,000 0.00 US$0
2022-05-16 2022-05-13 B Purchase

President and Chief Executive

Executive Director
20,500 +46.5%
7.41
US$151,835
20,500 +46.5% 7.41 US$151,835
2022-05-16 2022-05-12 B Purchase Non-Executive Director
12,500 +inf%
8.00
US$100,000
12,500 +inf% 8.00 US$100,000
2022-03-16 2022-03-14 S Sale Large shareholder
18 -0.0%
19.00
US$342
18 -0.0% 19.00 US$342
2021-11-08 2021-11-04 S Sale Large shareholder
1,000,000 -90.9%
20.85
US$20,850,000
1,000,000 -90.9% 20.85 US$20,850,000
2021-11-08 2021-11-04 S Sale Large shareholder
1 -0.0%
19.00
US$19
1 -0.0% 19.00 US$19
2021-10-08 2021-10-08 S Sale Non-Executive Director
2,529 -0.2%
32.05
US$81,052
2,529 -0.2% 32.05 US$81,052
2021-10-08 2021-10-07 PlS Planned sale Non-Executive Director
15,471 -1.3%
32.66
US$505,343
15,471 -1.3% 32.66 US$505,343
2021-06-29 2021-06-29 S Sale Non-Executive Director
13,960 -1.1%
34.00
US$474,657
13,960 -1.1% 34.00 US$474,657
2021-06-29 2021-06-28 S Sale Non-Executive Director
156 -0.0%
35.09
US$5,474
156 -0.0% 35.09 US$5,474
2021-06-29 2021-06-28 PlS Planned sale Non-Executive Director
25,884 -2.0%
34.07
US$881,811
25,884 -2.0% 34.07 US$881,811
2021-06-29 2021-06-28 PlS Planned sale Large shareholder
370 -0.0%
35.08
US$12,980
370 -0.0% 35.08 US$12,980
2021-06-29 2021-06-25 PlS Planned sale Large shareholder
1,250 -0.1%
36.07
US$45,088
1,250 -0.1% 36.07 US$45,088
2021-06-29 2021-06-25 PlS Planned sale Large shareholder
22,881 -2.5%
35.46
US$811,360
22,881 -2.5% 35.46 US$811,360
2021-06-25 2021-06-24 PlS Planned sale Large shareholder
10,848 -1.2%
35.14
US$381,199
10,848 -1.2% 35.14 US$381,199
2021-06-25 2021-06-23 PlS Planned sale Large shareholder
200 -0.0%
35.00
US$7,000
200 -0.0% 35.00 US$7,000
2021-06-23 2021-06-22 PlS Planned sale Large shareholder
100 -0.0%
35.00
US$3,500
100 -0.0% 35.00 US$3,500
2021-06-23 2021-06-21 PlS Planned sale Large shareholder
9,294 -1.0%
35.31
US$328,171
9,294 -1.0% 35.31 US$328,171
2021-06-21 2021-06-18 PlS Planned sale Large shareholder
5,398 -0.6%
35.13
US$189,632
5,398 -0.6% 35.13 US$189,632
2021-06-21 2021-06-17 PlS Planned sale Large shareholder
3,305 -0.4%
35.08
US$115,939
3,305 -0.4% 35.08 US$115,939
2021-06-16 2021-06-14 PlS Planned sale Large shareholder
2,826 -0.3%
35.06
US$99,080
2,826 -0.3% 35.06 US$99,080
2021-06-11 2021-06-10 PlS Planned sale Large shareholder
2,102 -0.2%
35.14
US$73,864
2,102 -0.2% 35.14 US$73,864
2021-06-11 2021-06-09 PlS Planned sale Large shareholder
1,191 -0.1%
35.28
US$42,018
1,191 -0.1% 35.28 US$42,018
2021-06-09 2021-06-08 PlS Planned sale Large shareholder
100 -0.0%
35.00
US$3,500
100 -0.0% 35.00 US$3,500
2021-06-09 2021-06-07 PlS Planned sale Large shareholder
2,264 -0.2%
35.05
US$79,353
2,264 -0.2% 35.05 US$79,353
2021-06-04 2021-06-02 PlS Planned sale Large shareholder
4,300 -0.5%
35.18
US$151,274
4,300 -0.5% 35.18 US$151,274
2021-06-02 2021-06-01 PlS Planned sale Large shareholder
3,967 -0.4%
36.20
US$143,605
3,967 -0.4% 36.20 US$143,605
2021-06-02 2021-06-01 PlS Planned sale Large shareholder
7,244 -0.8%
35.55
US$257,524
7,244 -0.8% 35.55 US$257,524