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Guggenheim Capital’s Rhythm Pharmaceuticals RYTM Stock Holding History

Guggenheim Capital’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 		$1.44M Buy
16,554
+4,153
+33% +$404K 0.01% 836
2025
Q4 		$1.33M Buy
12,401
+10,116
+443% +$1.07M 0.01% 802
2025
Q3 		$231K Buy
+2,285
New +$212K ﹤0.01% 1479

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

Guggenheim Capital's RYTM Position: Q1 2026 in Review

Guggenheim Capital increased its Rhythm Pharmaceuticals (RYTM) stake by 33% in Q1 2026, buying an estimated $404K and bringing the position to 16,554 shares worth $1.44M. The position accounts for 0.01% of the portfolio, ranked #836.

Guggenheim Capital 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.

  • Guggenheim Capital held 16,554 shares of Rhythm Pharmaceuticals worth $1.44M as of Q1 2026.
  • Guggenheim Capital bought 4,153 Rhythm Pharmaceuticals shares in Q1 2026, an estimated $404K.
  • Rhythm Pharmaceuticals made up 0.01% of Guggenheim Capital's portfolio in Q1 2026, its #836 holding.
  • Guggenheim Capital 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 Guggenheim Capital's 13F filing for Q1 2026, filed 15 May 2026.