Rockefeller Capital Management
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Rockefeller Capital Management’s Rhythm Pharmaceuticals RYTM Stock Holding History

Rockefeller Capital 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 		$421K Sell
4,844
-6,927
-59% -$674K ﹤0.01% 2077
2025
Q4 		$1.26M Buy
11,771
+2,903
+33% +$308K ﹤0.01% 1459
2025
Q3 		$896K Buy
+8,868
New +$823K ﹤0.01% 1468
2020
Q1 		– Sell
-249
Closed -$6K – 2467
2019
Q4 		$6K Hold
249
– – ﹤0.01% 1750
2019
Q3 		$5K Hold
249
– – ﹤0.01% 1638
2019
Q2 		$5K Hold
249
– – ﹤0.01% 1434
2019
Q1 		$7K Buy
+249
New +$7.16K ﹤0.01% 1572

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

Rockefeller Capital Management's RYTM Position: Q1 2026 in Review

Rockefeller Capital Management reduced its Rhythm Pharmaceuticals (RYTM) stake by 59% in Q1 2026, selling an estimated $674K and leaving 4,844 shares worth $421K. The position accounts for ﹤0.01% of the portfolio, ranked #2077.

Rockefeller Capital Management first reported a position in RYTM in Q1 2019 and has held it in 7 quarters since. The position peaked at $1.26M in Q4 2025. 285 funds tracked by Wall St. Rank hold RYTM as of Q1 2026.

  • Rockefeller Capital Management held 4,844 shares of Rhythm Pharmaceuticals worth $421K as of Q1 2026.
  • Rockefeller Capital Management sold 6,927 Rhythm Pharmaceuticals shares in Q1 2026, an estimated $674K.
  • Rhythm Pharmaceuticals made up ﹤0.01% of Rockefeller Capital Management's portfolio in Q1 2026, its #2077 holding.
  • Rockefeller Capital Management first reported a position in Rhythm Pharmaceuticals in Q1 2019 and has held it in 7 quarters since.
  • Rockefeller Capital Management's Rhythm Pharmaceuticals position peaked at $1.26M in Q4 2025.
  • 285 funds tracked by Wall St. Rank held Rhythm Pharmaceuticals as of Q1 2026.

Based on Rockefeller Capital Management's 13F filing for Q1 2026, filed 14 May 2026.