PHAT

Phathom Pharmaceuticals, Inc.

Company with tickers: PHAT

CIK

1783183

CUSIP

71722W107

Shares Outstanding

79,755,953

13F Activity (30d)

117 filings 116 filers

Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 3, 4 and 5. Form 4 must be filed within two business days of the trade.

Date	Insider	Role	Type	Shares	Price	Value	After
2026-05-22	Parikh Asit	Director	Gift	28,000	—	—	148,500
2026-05-22	Parikh Asit	Director	Gift	28,000	—	—	24,122
2026-05-20	Parikh Asit	Director	Convert	17,500	$4.95	$86,625	52,122
2026-05-20	Parikh Asit	Director	Other	17,500	—	—	0
2026-05-19	COLA MICHAEL F	Director	Award	24,122	—	—	63,920
2026-05-19	Topper James N	Director, 10% Owner	Other	5,827,415	—	—	5,827,415
2026-05-19	Parikh Asit	Director	Other	120,500	—	—	120,500
2026-05-19	Stenhouse Mark	Director	Award	24,122	—	—	54,122
2026-05-19	Topper James N	Director, 10% Owner	Other	3,912	—	—	3,912
2026-05-19	Schroeder Theodore R	Director	Award	24,122	—	—	45,122
2026-05-19	Topper James N	Director, 10% Owner	Other	59,403	—	—	59,403
2026-05-19	Parikh Asit	Director	Award	24,122	—	—	34,622
2026-05-19	KARBE FRANK	Director	Award	24,122	—	—	91,622
2026-05-19	FIELDS HEIDI	Director	Award	24,122	—	—	54,122
2026-05-19	Topper James N	Director, 10% Owner	Award	24,122	—	—	66,718
2026-05-19	Topper James N	Director, 10% Owner	Other	1	—	—	1
2026-03-10	Parikh Asit	Director	Gift	40,000	—	—	10,500
2026-03-10	Parikh Asit	Director	Gift	40,000	—	—	120,500
2026-02-27	Breedlove Robert Charles	Principal Accounting Officer	Tax	964	$12.56	$12,108	61,894
2026-02-27	Breedlove Robert Charles	Principal Accounting Officer	Tax	414	$12.56	$5,200	61,480
2026-02-27	Breedlove Robert Charles	Principal Accounting Officer	Award	2,790	—	—	62,858
2026-02-27	Breedlove Robert Charles	Principal Accounting Officer	Award	13,000	—	—	60,068
2026-02-27	Breedlove Robert Charles	Principal Accounting Officer	Other	6,945	—	—	6,945
2026-02-10	Cook Anne Marie	Chief Legal Off. & Corp. Sec.	Award	3,461	—	—	90,195
2026-02-10	Basta Steven L	Director	Tax	6,277	$12.82	$80,471	373,315
2026-02-10	Basta Steven L	Director	Award	12,362	—	—	379,592
2026-02-10	Cook Anne Marie	Chief Legal Off. & Corp. Sec.	Tax	1,535	$12.82	$19,679	88,660
2026-01-23	Parikh Asit	Director	Gift	80,500	—	—	80,500
2026-01-23	Parikh Asit	Director	Gift	80,500	—	—	50,500
2026-01-21	Breedlove Robert Charles	Principal Accounting Officer	Other	6,945	—	—	6,945
2026-01-21	Breedlove Robert Charles	Principal Accounting Officer	Tax	776	$13.61	$10,561	47,068
2026-01-13	Parikh Asit	Director	Convert	8,750	—	—	0
2026-01-13	Parikh Asit	Director	Convert	8,750	$10.30	$90,125	131,000
2026-01-02	Cook Anne Marie	Chief Legal Off. & Corp. Sec.	Award	67,878	—	—	67,878
2026-01-02	Cook Anne Marie	Chief Legal Off. & Corp. Sec.	Award	75,345	—	—	85,012
2026-01-02	Basta Steven L	Director	Award	251,034	—	—	364,820
2026-01-02	Basta Steven L	Director	Award	226,156	—	—	221,156
2026-01-02	Narula Sanjeev	Chief Financial & Bus. Officer	Award	82,715	—	—	226,715
2026-01-02	Narula Sanjeev	Chief Financial & Bus. Officer	Award	42,848	—	—	42,848
2025-12-19	Parikh Asit	Director	Convert	8,750	$10.30	$90,125	122,250
2025-12-19	Parikh Asit	Director	Convert	8,750	—	—	8,750
2025-12-18	Breedlove Robert Charles	Principal Accounting Officer	Tax	230	$16.28	$3,744	47,844
2025-12-18	Breedlove Robert Charles	Principal Accounting Officer	Other	6,945	—	—	6,945
2025-12-17	Cook Anne Marie	Chief Legal Off. & Corp. Sec.	Tax	7,703	$15.36	$118,318	9,667
2025-12-17	Basta Steven L	Director	Award	62,038	—	—	145,288
2025-12-17	Basta Steven L	Director	Tax	31,502	$15.36	$483,871	113,786
2025-12-17	Cook Anne Marie	Chief Legal Off. & Corp. Sec.	Award	17,370	—	—	17,370
2025-11-28	Basta Steven L	Director	Tax	48,375	$15.62	$755,618	83,250
2025-11-28	Basta Steven L	Director	Convert	90,000	—	—	131,625
2025-11-28	Basta Steven L	Director	Convert	90,000	—	—	180,000

Showing 1–50 of 495 transactions