Canada Pension Plan Investment Board’s Rhythm Pharmaceuticals RYTM Stock Holding History

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

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$5.26M	Buy	+47,400	New	+$4.29M	﹤0.01%	798
2025 Q4	–	Sell	-37,000	Closed	-$3.74M	–	2013
2025 Q3	$3.74M	Buy	+37,000	New	+$3.44M	﹤0.01%	801
2024 Q4	–	Sell	-67,000	Closed	-$3.51M	–	1495
2024 Q3	$3.51M	Sell	67,000 -350,000	-84%	-$16.8M	﹤0.01%	775
2024 Q2	$17.1M	Sell	417,000 -160,000	-28%	-$6.39M	0.02%	464
2024 Q1	$25M	Buy	577,000 +310,000	+116%	+$13.6M	0.03%	412
2023 Q4	$12.3M	Buy	+267,000	New	+$8.42M	0.02%	485

Other funds holding RYTM

RCM

RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return

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

BBA

Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return

Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Perceptive Advisors New York $6.66B AUM 360.84% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Canada Pension Plan Investment Board's RYTM Position: Q2 2026 in Review

Canada Pension Plan Investment Board opened a new position in Rhythm Pharmaceuticals (RYTM) in Q2 2026: 47,400 shares worth $5.26M. The stake represents ﹤0.01% of the portfolio and ranks #798 among its holdings. This is a return to the name: Canada Pension Plan Investment Board previously reported a position in RYTM as recently as Q3 2025.

Canada Pension Plan Investment Board first reported a position in RYTM in Q4 2023 and has held it in 6 quarters since. The position peaked at $25M in Q1 2024. 304 funds tracked by Wall St. Rank hold RYTM as of Q2 2026.

Canada Pension Plan Investment Board held 47,400 shares of Rhythm Pharmaceuticals worth $5.26M as of Q2 2026.
Rhythm Pharmaceuticals was a new Canada Pension Plan Investment Board position in Q2 2026.
Rhythm Pharmaceuticals made up ﹤0.01% of Canada Pension Plan Investment Board's portfolio in Q2 2026, its #798 holding.
Canada Pension Plan Investment Board first reported a position in Rhythm Pharmaceuticals in Q4 2023 and has held it in 6 quarters since.
Canada Pension Plan Investment Board's Rhythm Pharmaceuticals position peaked at $25M in Q1 2024.
304 funds tracked by Wall St. Rank held Rhythm Pharmaceuticals as of Q2 2026.

Based on Canada Pension Plan Investment Board's 13F filing for Q2 2026, filed 14 Aug 2026.