WCM Investment Management
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WCM Investment Management’s Rhythm Pharmaceuticals RYTM Stock Holding History

WCM Investment Management’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
Q1 		$6.23M Buy
80,620
+35,815
+80% +$3.48M 0.01% 175
2025
Q4 		$4.78M Sell
44,805
-2,928
-6% -$311K 0.01% 180
2025
Q3 		$4.8M Buy
+47,733
New +$4.43M 0.01% 166

Other funds holding RYTM

RCM
RA Capital Management Boston, Massachusetts $9.44B AUM 157.3% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
PA
Perceptive Advisors New York $5.12B AUM 314.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Westfield Capital Management
Westfield Capital Management Boston, Massachusetts $23.8B AUM 49.45% 1-Year Est. Return

WCM Investment Management's RYTM Position: Q1 2026 in Review

WCM Investment Management increased its Rhythm Pharmaceuticals (RYTM) stake by 80% in Q1 2026, buying an estimated $3.48M and bringing the position to 80,620 shares worth $6.23M. The position accounts for 0.01% of the portfolio, ranked #175.

WCM Investment Management first reported a position in RYTM in Q3 2025 and has held it in 3 quarters since. 285 funds tracked by Wall St. Rank hold RYTM as of Q1 2026.

  • WCM Investment Management held 80,620 shares of Rhythm Pharmaceuticals worth $6.23M as of Q1 2026.
  • WCM Investment Management bought 35,815 Rhythm Pharmaceuticals shares in Q1 2026, an estimated $3.48M.
  • Rhythm Pharmaceuticals made up 0.01% of WCM Investment Management's portfolio in Q1 2026, its #175 holding.
  • WCM Investment Management first reported a position in Rhythm Pharmaceuticals in Q3 2025 and has held it in 3 quarters since.
  • 285 funds tracked by Wall St. Rank held Rhythm Pharmaceuticals as of Q1 2026.

Based on WCM Investment Management's 13F filing for Q1 2026, filed 7 May 2026.