RHYTHM PHARMACEUTICALS INC

Ticker: RYTM CUSIP: 76243J105 Class: Common Stock

Rock Springs Capital Management LP's Holding History (CIK: 0001595725)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 695,010 Value ($000) $74,394 Avg Close $106.08 Range $95.27 - $122.20
Q3 2025
Shares 717,102 Value ($000) $72,420 Avg Close $92.84 Range $62.84 - $106.52
Q2 2025
Shares 861,153 Value ($000) $54,416 Avg Close $61.23 Range $45.91 - $69.89
Q1 2025
Shares 834,188 Value ($000) $44,187 Avg Close $55.48 Range $47.86 - $62.14
Q4 2024
Shares 1,162,718 Value ($000) $65,089 Avg Close $55.24 Range $46.80 - $68.58
Q3 2024
Shares 1,228,093 Value ($000) $64,340 Avg Close $47.92 Range $40.46 - $55.64
Q2 2024
Shares 1,280,493 Value ($000) $52,577 Avg Close $39.92 Range $35.17 - $45.92
Q1 2024
Shares 1,522,893 Value ($000) $65,987 Avg Close $43.76 Range $37.66 - $52.57
Q4 2023
Shares 1,522,893 Value ($000) $70,007 Avg Close $31.55 Range $20.97 - $50.27
Q3 2023
Shares 1,597,123 Value ($000) $36,614 Avg Close $22.39 Range $15.50 - $28.25
Q2 2023
Shares 1,597,123 Value ($000) $26,337 Avg Close $18.05 Range $15.52 - $21.67
Q1 2023
Shares 1,597,123 Value ($000) $28,493 Avg Close $25.11 Range $15.95 - $34.99
Q4 2022
Shares 1,760,865 Value ($000) $51,276 Avg Close $25.70 Range $21.57 - $30.90
Q3 2022
Shares 1,760,865 Value ($000) $43,141 Avg Close $18.60 Range $4.08 - $30.98
Q2 2022
Shares 1,403,298 Value ($000) $5,824 Avg Close $5.47 Range $3.04 - $12.42
Q1 2022
Shares 1,237,026 Value ($000) $14,251 Avg Close $8.78 Range $6.01 - $12.61
Q4 2021
Shares 627,180 Value ($000) $6,259 Avg Close $11.23 Range $8.44 - $14.21
Q3 2021
Shares 612,180 Value ($000) $7,995 Avg Close $15.27 Range $11.53 - $20.81
Q2 2021
Shares 606,280 Value ($000) $11,871 Avg Close $20.76 Range $18.19 - $23.35
Q1 2021
Shares 599,280 Value ($000) $12,747 Avg Close $29.00 Range $19.13 - $43.26
Q4 2020
Shares 490,339 Value ($000) $14,578 Avg Close $25.42 Range $20.49 - $34.27
Q3 2020
Shares 464,086 Value ($000) $10,057 Avg Close $22.93 Range $18.00 - $32.24
Q2 2020
Shares 512,111 Value ($000) $11,420 Avg Close $19.49 Range $14.12 - $25.86
Q1 2020
Shares 500,000 Value ($000) $7,610 Avg Close $17.90 Range $12.99 - $23.14
Q4 2019
Shares 345,000 Value ($000) $7,921 Avg Close $22.21 Range $19.06 - $25.84
Q3 2019
Shares 305,000 Value ($000) $6,585 Avg Close $21.45 Range $18.00 - $25.04
Q2 2019
Shares 235,000 Value ($000) $5,170 Avg Close $25.25 Range $20.64 - $29.13
Q1 2019
Shares 216,500 Value ($000) $5,934 Avg Close $28.74 Range $24.76 - $31.94
Q4 2018
Shares 216,500 Value ($000) $5,820 Avg Close $27.64 Range $23.44 - $32.00
Q3 2018
Shares 215,000 Value ($000) $6,272 Avg Close $31.60 Range $26.86 - $36.40
Q2 2018
Shares 215,000 Value ($000) $6,721 Avg Close $27.34 Range $16.80 - $37.23
Q1 2018
Shares 71,500 Value ($000) $1,423 Avg Close $26.55 Range $19.25 - $32.35
Q4 2017
Shares 71,500 Value ($000) $2,078 Avg Close $26.40 Range $21.38 - $31.63