SEC 13F Intelligence

Managers / Q3 2020 · view latest →

Rock Springs Capital Management LP

CIK 0001595725 · 650 SOUTH EXETER STREET, SUITE 1070, BALTIMORE, MD, 21202 · 4102200129

Reported Value
$3.9B
Q3 2020
Positions
148
Filings on Record
30
2019–present window
Filed
Nov 16, 2020
original filing

Summary

Rock Springs Capital Management Lp reported $3.9B in U.S.-listed holdings across 148 positions for Q3 2020.

Its largest position, IRTC, represents 3.8% of the portfolio.

Compared with Q2 2020, the fund opened 20 new positions and exited 15.

Reported Value by Quarter

13F Reported Value
Q4 ’18: $2.1BQ4 ’18Q1 ’19: $2.6BQ2 ’19: $2.8BQ3 ’19: $2.5BQ4 ’19: $3.2BQ4 ’19Q1 ’20: $2.4BQ2 ’20: $3.6BQ3 ’20: $3.9BQ4 ’20: $4.7BQ4 ’20Q1 ’21: $4.6BQ2 ’21: $5.1BQ3 ’21: $4.8BQ4 ’21: $4.3BQ4 ’21Q1 ’22: $4.0BQ2 ’22: $3.4BQ3 ’22: $3.9BQ4 ’22: $4.16TQ4 ’22Q1 ’23: $4.2BQ2 ’23: $4.2BQ3 ’23: $3.7BQ4 ’23: $4.1BQ4 ’23Q1 ’24: $3.9BQ2 ’24: $3.3BQ3 ’24: $3.1BQ4 ’24: $2.6BQ4 ’24Q1 ’25: $1.7BQ2 ’25: $1.6BQ3 ’25: $1.7BQ4 ’25: $2.0BQ4 ’25Q1 ’26: $1.7Bfilingsflow.com

Portfolio Composition

By security type
Common Stock: 80.9%Other: 11.1%ADR: 6.7%US DOMESTIC: 1.2%Right: 0.0%
  • Common Stock · 80.9% · $3.2B
  • Other · 11.1% · $438M
  • ADR · 6.7% · $266M
  • US DOMESTIC · 1.2% · $49M
  • Right · 0.0% · $417,000

Quarter-over-Quarter Changes full breakdown →

Holdings — Q3 2020

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Filing History

QuarterReported ValuePositionsFiledTypeLinks
Q1 2026$1.7B100May 15, 202613F-HRchanges · EDGAR ↗
Q4 2025$2.0B99Feb 17, 202613F-HRchanges · EDGAR ↗
Q3 2025$1.7B93Nov 14, 202513F-HRchanges · EDGAR ↗
Q2 2025$1.6B93Aug 14, 202513F-HRchanges · EDGAR ↗
Q1 2025$1.7B96May 15, 202513F-HRchanges · EDGAR ↗
Q4 2024$2.6B107Feb 14, 202513F-HRchanges · EDGAR ↗
Q3 2024$3.1B109Nov 14, 202413F-HRchanges · EDGAR ↗
Q2 2024$3.3B112Aug 14, 202413F-HRchanges · EDGAR ↗
Q1 2024$3.9B114May 15, 202413F-HRchanges · EDGAR ↗
Q4 2023$4.1B104Feb 14, 202413F-HRchanges · EDGAR ↗
Q3 2023$3.7B120Nov 14, 202313F-HRchanges · EDGAR ↗
Q2 2023$4.2B123Aug 14, 202313F-HRchanges · EDGAR ↗
Q1 2023$4.2B121May 15, 202313F-HRchanges · EDGAR ↗
Q4 2022$4.16T120Feb 14, 202313F-HRchanges · EDGAR ↗
Q3 2022$3.9B128Nov 14, 202213F-HRchanges · EDGAR ↗
Q2 2022$3.4B131Aug 15, 202213F-HRchanges · EDGAR ↗
Q1 2022$4.0B135May 16, 202213F-HRchanges · EDGAR ↗
Q4 2021$4.3B136Feb 14, 202213F-HRchanges · EDGAR ↗
Q3 2021$4.8B153Nov 15, 202113F-HRchanges · EDGAR ↗
Q2 2021$5.1B156Aug 16, 202113F-HRchanges · EDGAR ↗
Q1 2021$4.6B151May 17, 202113F-HRchanges · EDGAR ↗
Q4 2020$4.7B155Feb 16, 202113F-HRchanges · EDGAR ↗
Q3 2020$3.9B148Nov 16, 202013F-HRchanges · EDGAR ↗
Q2 2020$3.6B143Aug 14, 202013F-HRchanges · EDGAR ↗
Q1 2020$2.4B131May 15, 202013F-HRchanges · EDGAR ↗
Q4 2019$3.2B130Feb 14, 202013F-HRchanges · EDGAR ↗
Q3 2019$2.5B138Nov 14, 201913F-HRchanges · EDGAR ↗
Q2 2019$2.8B135Aug 14, 201913F-HRchanges · EDGAR ↗
Q1 2019$2.6B131May 15, 201913F-HRchanges · EDGAR ↗
Q4 2018$2.1B133Feb 14, 201913F-HRchanges · EDGAR ↗

13F filings are due up to 45 days after quarter end, so holdings shown here lag the fund’s current book. Source: original SEC filing on EDGAR ↗.