SEC 13F Intelligence

Managers / Q1 2026

Atom Investors LP

CIK 0001738902 · 3711 S MOPAC EXPY, BUILDING ONE, SUITE 100, AUSTIN, TX, 78746 · 7372490292

Reported Value
$1.4B
Q1 2026
Positions
641
Filings on Record
30
2019–present window
Filed
May 15, 2026
original filing

Summary

Atom Investors Lp reported $1.4B in U.S.-listed holdings across 641 positions for Q1 2026.

Its largest position, VOO, represents 2.9% of the portfolio.

Compared with Q4 2025, the fund opened 331 new positions and exited 246.

Reported Value by Quarter

13F Reported Value
Q4 ’18: $1.0BQ4 ’18Q1 ’19: $1.2BQ2 ’19: $1.5BQ3 ’19: $1.5BQ4 ’19: $1.2BQ4 ’19Q1 ’20: $1.1BQ2 ’20: $1.5BQ3 ’20: $1.0BQ4 ’20: $990MQ4 ’20Q1 ’21: $598MQ2 ’21: $795MQ3 ’21: $1.2BQ4 ’21: $596MQ4 ’21Q1 ’22: $214MQ2 ’22: $229MQ3 ’22: $284MQ4 ’22: $200.1BQ4 ’22Q1 ’23: $184MQ2 ’23: $263MQ3 ’23: $439MQ4 ’23: $566MQ4 ’23Q1 ’24: $802MQ2 ’24: $1.0BQ3 ’24: $955MQ4 ’24: $805MQ4 ’24Q1 ’25: $813MQ2 ’25: $1.1BQ3 ’25: $1.3BQ4 ’25: $1.3BQ4 ’25Q1 ’26: $1.4Bfilingsflow.com

Portfolio Composition

By security type

Composition data arrives with ticker enrichment.

Quarter-over-Quarter Changes full breakdown →

Holdings — Q1 2026

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Filing History

QuarterReported ValuePositionsFiledTypeLinks
Q1 2026$1.4B641May 15, 202613F-HRchanges · EDGAR ↗
Q4 2025$1.3B556Feb 17, 202613F-HRchanges · EDGAR ↗
Q3 2025$1.3B584Nov 14, 202513F-HRchanges · EDGAR ↗
Q2 2025$1.1B587Aug 14, 202513F-HRchanges · EDGAR ↗
Q1 2025$813M488May 15, 202513F-HRchanges · EDGAR ↗
Q4 2024$805M481Feb 14, 202513F-HRchanges · EDGAR ↗
Q3 2024$955M456Nov 14, 202413F-HRchanges · EDGAR ↗
Q2 2024$1.0B457Aug 14, 202413F-HRchanges · EDGAR ↗
Q1 2024$802M564May 15, 202413F-HRchanges · EDGAR ↗
Q4 2023$566M439Feb 14, 202413F-HRchanges · EDGAR ↗
Q3 2023$439M421Nov 14, 202313F-HRchanges · EDGAR ↗
Q2 2023$263M282Aug 14, 202313F-HRchanges · EDGAR ↗
Q1 2023$184M247May 15, 202313F-HRchanges · EDGAR ↗
Q4 2022$200.1B217Feb 14, 202313F-HRchanges · EDGAR ↗
Q3 2022$284M274Nov 8, 202213F-HRchanges · EDGAR ↗
Q2 2022$229M246Aug 15, 202213F-HRchanges · EDGAR ↗
Q1 2022$214M186May 16, 202213F-HRchanges · EDGAR ↗
Q4 2021$596M263Feb 14, 202213F-HRchanges · EDGAR ↗
Q3 2021$1.2B302Nov 15, 202113F-HRchanges · EDGAR ↗
Q2 2021$795M238Aug 16, 202113F-HRchanges · EDGAR ↗
Q1 2021$598M237May 17, 202113F-HRchanges · EDGAR ↗
Q4 2020$990M360Feb 16, 202113F-HRchanges · EDGAR ↗
Q3 2020$1.0B495Nov 13, 202013F-HRchanges · EDGAR ↗
Q2 2020$1.5B388Aug 14, 202013F-HRchanges · EDGAR ↗
Q1 2020$1.1B312May 15, 202013F-HRchanges · EDGAR ↗
Q4 2019$1.2B234Feb 13, 202013F-HRchanges · EDGAR ↗
Q3 2019$1.5B274Nov 14, 201913F-HRchanges · EDGAR ↗
Q2 2019$1.5B393Aug 14, 201913F-HRchanges · EDGAR ↗
Q1 2019$1.2B494May 15, 201913F-HRchanges · EDGAR ↗
Q4 2018$1.0B514Feb 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 ↗.