SEC 13F Intelligence

Rock Springs Capital Management LP / DC4

Rock Springs Capital Management LP’s Dexcom Inc Position

Does Rock Springs Capital Management LP own Dexcom Inc (DC4)? Yes355.6K shares worth $22M (+1.32% of its 13F portfolio) as of Q1 2026, up from 347.3K shares the prior filed quarter.

Position Value
$22M
Q1 2026
Shares
355.6K
% of Portfolio
+1.32%
Quarters Held
21
currently held

Position History DC4

Reported value by quarter
Q1 ’21: $5MQ1 ’21Q2 ’21: $19MQ3 ’21: $25MQ4 ’21: $30MQ4 ’21Q1 ’22: $53MQ2 ’22: $35MQ3 ’22: $40MQ3 ’22Q4 ’22: $56MQ1 ’23: $57MQ2 ’23: $63MQ2 ’23Q3 ’23: $54MQ4 ’23: $74MQ1 ’24: $83MQ1 ’24Q2 ’24: $57MQ3 ’24: $35MQ4 ’24: $27MQ4 ’24Q1 ’25: $27MQ2 ’25: $25MQ3 ’25: $21MQ3 ’25Q4 ’25: $23MQ1 ’26: $22Mfilingsflow.com
QuarterSharesValue% of Portfolio
Q1 2026355.6K$22M+1.32%
Q4 2025347.3K$23M+1.18%
Q3 2025316.9K$21M+1.25%
Q2 2025286.8K$25M+1.56%
Q1 2025397.6K$27M+1.55%
Q4 2024353.0K$27M+1.05%
Q3 2024524.0K$35M+1.14%
Q2 2024500.0K$57M+1.71%
Q1 2024596.8K$83M+2.10%
Q4 2023596.0K$74M+1.82%
Q3 2023584.0K$54M+1.46%
Q2 2023490.5K$63M+1.50%
Q1 2023490.5K$57M+1.36%
Q4 2022490.5K$56M+1.34%
Q3 2022490.5K$40M+1.02%
Q2 2022472.8K$35M+1.03%
Q1 2022104.0K$53M+1.34%
Q4 202156.8K$30M+0.70%
Q3 202146.5K$25M+0.53%
Q2 202145.6K$19M+0.38%
Q1 202115.0K$5M+0.12%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Rock Springs Capital Management LP’s full portfolio or all institutional holders of DC4.