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
2026
Q1 		$17.4K Sell
200
-4,700
-96% -$457K ﹤0.01% 6885
2025
Q4 		$524K Buy
4,900
+4,600
+1,533% +$488K ﹤0.01% 3261
2025
Q3 		$30K Sell
300
-5,800
-95% -$538K ﹤0.01% 6989
2025
Q2 		$385K Buy
6,100
+5,000
+455% +$306K ﹤0.01% 3788
2025
Q1 		$58K Sell
1,100
-3,800
-78% -$211K ﹤0.01% 5613
2024
Q4 		$274K Sell
4,900
-1,100
-18% -$60.8K ﹤0.01% 4164
2024
Q3 		$314K Buy
6,000
+3,800
+173% +$182K ﹤0.01% 4077
2024
Q2 		$90K Sell
2,200
-1,400
-39% -$55.9K ﹤0.01% 5489
2024
Q1 		$155K Sell
3,600
-2,500
-41% -$109K ﹤0.01% 5115
2023
Q4 		$280K Buy
6,100
+2,900
+91% +$91.5K ﹤0.01% 4301
2023
Q3 		$73K Buy
3,200
+500
+19% +$11.2K ﹤0.01% 5432
2023
Q2 		$44K Sell
2,700
-5,100
-65% -$92.1K ﹤0.01% 5969
2023
Q1 		$139K Buy
7,800
+2,600
+50% +$65.3K ﹤0.01% 4771
2022
Q4 		$151K Sell
5,200
-19,500
-79% -$501K ﹤0.01% 4579
2022
Q3 		$605K Sell
24,700
-2,000
-7% -$37.2K ﹤0.01% 3249
2022
Q2 		$110K Buy
26,700
+21,800
+445% +$119K ﹤0.01% 5458
2022
Q1 		$56K Sell
4,900
-900
-16% -$7.9K ﹤0.01% 6988
2021
Q4 		$57K Sell
5,800
-5,100
-47% -$57.3K ﹤0.01% 7088
2021
Q3 		$225K Hold
10,900
– – ﹤0.01% 5412
2021
Q2 		$213K Buy
10,900
+10,798
+10,586% +$224K ﹤0.01% 5578
2021
Q1 		$216K Sell
102
-168
-62% -$4.87K ﹤0.01% 4627
2020
Q4 		$802K Buy
270
+267
+8,900% +$6.79K ﹤0.01% 2831
2020
Q3 		$6K Buy
+3
New +$69 ﹤0.01% 7045
2020
Q2 		– Sell
-13
Closed -$19K – 8259
2020
Q1 		$19K Buy
+13
New +$233 ﹤0.01% 6005

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.