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Fred Alger Management’s Rhythm Pharmaceuticals RYTM Stock Holding History

Fred Alger 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 		– Sell
-9,301
Closed -$996K – 504
2025
Q4 		$996K Sell
9,301
-3,034
-25% -$322K ﹤0.01% 361
2025
Q3 		$1.25M Buy
+12,335
New +$1.15M ﹤0.01% 348
2024
Q1 		– Sell
-11,795
Closed -$542K – 490
2023
Q4 		$542K Buy
+11,795
New +$372K ﹤0.01% 388
2023
Q1 		– Sell
-19,988
Closed -$582K – 560
2022
Q4 		$582K Sell
19,988
-298
-1% -$7.66K ﹤0.01% 397
2022
Q3 		$497K Buy
+20,286
New +$377K ﹤0.01% 396

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

Fred Alger Management's RYTM Position: Q1 2026 in Review

Fred Alger Management sold out of Rhythm Pharmaceuticals (RYTM) in Q1 2026, closing a stake of 9,301 shares — an estimated $996K sold.

Fred Alger Management first reported a position in RYTM in Q3 2022 and held it in 5 quarters. The position peaked at $1.25M in Q3 2025. 285 funds tracked by Wall St. Rank hold RYTM as of Q1 2026.

  • Fred Alger Management reported no remaining Rhythm Pharmaceuticals position as of Q1 2026 after selling out during the quarter.
  • Fred Alger Management sold 9,301 Rhythm Pharmaceuticals shares in Q1 2026, an estimated $996K.
  • Fred Alger Management first reported a position in Rhythm Pharmaceuticals in Q3 2022 and held it in 5 quarters.
  • Fred Alger Management's Rhythm Pharmaceuticals position peaked at $1.25M in Q3 2025.
  • 285 funds tracked by Wall St. Rank held Rhythm Pharmaceuticals as of Q1 2026.

Based on Fred Alger Management's 13F filing for Q1 2026, filed 15 May 2026.