Frazier Life Sciences Management’s Phathom Pharmaceuticals PHAT Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$139M	Hold	12,466,489	–	–	3.56%	7
2025 Q4	$207M	Hold	12,466,489	–	–	5.55%	6
2025 Q3	$147M	Hold	12,466,489	–	–	4.4%	6
2025 Q2	$120M	Buy	12,466,489 +2,357,210	+23%	+$13M	4.78%	6
2025 Q1	$63.4M	Hold	10,109,279	–	–	2.9%	10
2024 Q4	$82.1M	Hold	10,109,279	–	–	3.41%	11
2024 Q3	$183M	Hold	10,109,279	–	–	7.33%	3
2024 Q2	$104M	Hold	10,109,279	–	–	4.87%	5
2024 Q1	$107M	Hold	10,109,279	–	–	4.53%	6
2023 Q4	$92.3M	Hold	10,109,279	–	–	4.93%	7
2023 Q3	$105M	Hold	10,109,279	–	–	6.97%	5
2023 Q2	$145M	Buy	10,109,279 +1,702,127	+20%	+$19.6M	8.65%	3
2023 Q1	$60M	Hold	8,407,152	–	–	4.35%	8
2022 Q4	$94.3M	Hold	8,407,152	–	–	5.86%	7
2022 Q3	$93.2M	Buy	8,407,152 +2,579,737	+44%	+$24.6M	7.17%	3
2022 Q2	$49.2M	Hold	5,827,415	–	–	4.64%	7
2022 Q1	$79.3M	Buy	+5,827,415	New	+$94.1M	6.76%	2