Compass Pathways (CMPS): ARK Investment Management added to its stake +1.15M shares

3.3M

Shares reported · +1.15M vs prior quarter

0.14%

Disclosed portfolio weight

$18.3M

Reported value

Holdings as of

Mar 31, 2026

Filed

May 12, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Mar 24, 2026Company filing · Form 8-K · ResultsReported its results

What came next

1. May 13, 2026Company filing · Form 8-K · ResultsReported its results
2. Aug 5, 2026Company filing · Form 8-K · ResultsReported its results

How to read SEC Form 13F-HR

Form 13F is the quarterly report in which investment managers that oversee $100 million or more list the US-listed stocks and some other securities they held on the last day of the quarter.

Full guide: What is an SEC Form 13F?

What else is on file for Compass Pathways

For Compass Pathways, OQRO holds 2 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its CMPS page.

How this filing works

• SEC Form 13F

Other disclosures at Compass Pathways

• SEC Form 13F-HRNov 13, 2026
• SEC Schedule 13GOct 28, 2026
• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRMay 15, 2026
• SEC Form 13F-HRMay 15, 2026
• SEC Form 13F-HRFeb 13, 2026

Everything OQRO holds on this company is on its CMPS page.