Simplex Trading
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Simplex Trading’s Rhythm Pharmaceuticals RYTM Stock Holding History

Simplex Trading’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
2025
Q1 		– Sell
-2,475
Closed -$137K – 9514
2024
Q4 		$138K Buy
+2,475
New +$137K ﹤0.01% 4884
2023
Q1 		– Sell
-5,581
Closed -$140K – 9985
2022
Q4 		$162K Buy
+5,581
New +$143K ﹤0.01% 4494
2022
Q3 		– Sell
-25,890
Closed -$481K – 10761
2022
Q2 		$107K Buy
25,890
+21,991
+564% +$120K ﹤0.01% 5489
2022
Q1 		$44K Buy
3,899
+551
+16% +$4.84K ﹤0.01% 7318
2021
Q4 		$33K Sell
3,348
-1,056
-24% -$11.9K ﹤0.01% 7781
2021
Q3 		$91K Sell
4,404
-800
-15% -$12.2K ﹤0.01% 6751
2021
Q2 		$101K Buy
5,204
+488
+10% +$10.1K ﹤0.01% 6717
2021
Q1 		$100K Sell
4,716
-5,484
-54% -$159K ﹤0.01% 5753
2020
Q4 		$303K Buy
10,200
+5,415
+113% +$138K ﹤0.01% 4062
2020
Q3 		$103K Buy
+4,785
New +$110K ﹤0.01% 4875
2020
Q2 		– Sell
-1,209
Closed -$18K – 8258
2020
Q1 		$18K Buy
+1,209
New +$21.6K ﹤0.01% 6052

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

Simplex Trading's RYTM Position: Q1 2025 in Review

Simplex Trading sold out of Rhythm Pharmaceuticals (RYTM) in Q1 2025, closing a stake of 2,475 shares — an estimated $137K sold.

Simplex Trading first reported a position in RYTM in Q1 2020 and held it in 11 quarters. The position peaked at $303K in Q4 2020. 228 funds tracked by Wall St. Rank hold RYTM as of Q1 2025.

  • Simplex Trading reported no remaining Rhythm Pharmaceuticals position as of Q1 2025 after selling out during the quarter.
  • Simplex Trading sold 2,475 Rhythm Pharmaceuticals shares in Q1 2025, an estimated $137K.
  • Simplex Trading first reported a position in Rhythm Pharmaceuticals in Q1 2020 and held it in 11 quarters.
  • Simplex Trading's Rhythm Pharmaceuticals position peaked at $303K in Q4 2020.
  • 228 funds tracked by Wall St. Rank held Rhythm Pharmaceuticals as of Q1 2025.

Based on Simplex Trading's 13F filing for Q1 2025, filed 12 May 2025.