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CIK 0001783183 · Non-accelerated filer<br>Smaller reporting company

Phathom Pharmaceuticals, Inc.

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Ticker
PHAT
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
824151574
Phone
(877) 742-8466
Business address
100 CAMPUS DRIVE,, SUITE 102, FLORHAM PARK, NJ, 07932
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$0
in 0 filings

Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Date Insider Transaction Shares Price Value Owned after
2026-02-10 Cook Anne Marie Chief Legal Off. & Corp. Sec. Grant or award +3,461 90,195
2026-02-10 Cook Anne Marie Chief Legal Off. & Corp. Sec. Shares withheld for taxes −1,535 $12.82 $20K 88,660
2026-02-10 Basta Steven L President and CEO Grant or award +12,362 379,592
2026-02-10 Basta Steven L President and CEO Shares withheld for taxes −6,277 $12.82 $80K 373,315
2026-01-23 Parikh Asit Director Gift −80,500 50,500
2026-01-23 Parikh Asit Director Gift +80,500 80,500
2026-01-21 Breedlove Robert Charles Principal Accounting Officer Shares withheld for taxes −776 $13.61 $11K 47,068
2026-01-13 Parikh Asit Director Option exercise +8,750 $10.30 $90K 131,000
2026-01-13 Parikh Asit Director Option exercise · Common Stock (Right to Buy) −8,750 0
2026-01-02 Basta Steven L President and CEO Grant or award +251,034 364,820
2026-01-02 Basta Steven L President and CEO Grant or award · Stock Option (Right to Buy) +226,156 221,156
2026-01-02 Cook Anne Marie Chief Legal Off. & Corp. Sec. Grant or award +75,345 85,012
2026-01-02 Cook Anne Marie Chief Legal Off. & Corp. Sec. Grant or award · Stock Option (Right to Buy) +67,878 67,878
2026-01-02 Narula Sanjeev Chief Financial & Bus. Officer Grant or award +82,715 226,715
2026-01-02 Narula Sanjeev Chief Financial & Bus. Officer Grant or award · Stock Option (Right to Buy) +42,848 42,848
2025-12-19 Parikh Asit Director Option exercise +8,750 $10.30 $90K 122,250
2025-12-19 Parikh Asit Director Option exercise · Common Stock (Right to Buy) −8,750 8,750
2025-12-18 Breedlove Robert Charles Principal Accounting Officer Shares withheld for taxes −230 $16.28 $4K 47,844
2025-12-17 Cook Anne Marie Chief Legal Off. & Corp. Sec. Grant or award +17,370 17,370
2025-12-17 Cook Anne Marie Chief Legal Off. & Corp. Sec. Shares withheld for taxes −7,703 $15.36 $118K 9,667

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