Canada Pension Plan Investment Board’s Phathom Pharmaceuticals PHAT Stock Holding History

Canada Pension Plan Investment Board’s Portfolio PHAT Stock Details PHAT Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-4,600	Closed	-$76.3K	–	1929
2025 Q4	$76.3K	Buy	4,600 +500	+12%	+$7.14K	﹤0.01%	1851
2025 Q3	$48.3K	Buy	+4,100	New	+$42.3K	﹤0.01%	1259
2025 Q1	–	Sell	-15,400	Closed	-$125K	–	1438
2024 Q4	$125K	Buy	+15,400	New	+$191K	﹤0.01%	1224
2021 Q2	–	Sell	-20,000	Closed	-$751K	–	1309
2021 Q1	$751K	Buy	+20,000	New	+$837K	﹤0.01%	1034

Other funds holding PHAT

Frazier Life Sciences Management Palo Alto, California $4.59B AUM 237.58% 1-Year Est. Return

MVM

Medicxi Ventures Management St. Helier, Jersey $177M AUM 212.06% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

Carlyle Group Washington, District of Columbia $10B AUM 10.61% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

NMC

NEA Management Company Timonium, Maryland $1.59B AUM 234.06% 1-Year Est. Return

6CM

683 Capital Management New York $2.04B AUM 94.26% 1-Year Est. Return

Ensign Peak Advisors Salt Lake City, Utah $60.8B AUM 42.06% 1-Year Est. Return

Canada Pension Plan Investment Board's PHAT Position: Q1 2026 in Review

Canada Pension Plan Investment Board sold out of Phathom Pharmaceuticals (PHAT) in Q1 2026, closing a stake of 4,600 shares — an estimated $76.3K sold.

Canada Pension Plan Investment Board first reported a position in PHAT in Q1 2021 and held it in 4 quarters. The position peaked at $751K in Q1 2021. 174 funds tracked by Wall St. Rank hold PHAT as of Q1 2026.

Canada Pension Plan Investment Board reported no remaining Phathom Pharmaceuticals position as of Q1 2026 after selling out during the quarter.
Canada Pension Plan Investment Board sold 4,600 Phathom Pharmaceuticals shares in Q1 2026, an estimated $76.3K.
Canada Pension Plan Investment Board first reported a position in Phathom Pharmaceuticals in Q1 2021 and held it in 4 quarters.
Canada Pension Plan Investment Board's Phathom Pharmaceuticals position peaked at $751K in Q1 2021.
174 funds tracked by Wall St. Rank held Phathom Pharmaceuticals as of Q1 2026.

Based on Canada Pension Plan Investment Board's 13F filing for Q1 2026, filed 15 May 2026.