COMPASS Pathways plc - Ordinary Shares, par value GBP 0.008 per share (CMPS)

Q: What does CUSIP 20451W101 represent in this 13F holders report?

CUSIP 20451W101 is the security identifier for CMPS - COMPASS Pathways plc - Ordinary Shares, par value GBP 0.008 per share used to aggregate holder disclosures.

Q: How many institutions held CMPS - COMPASS Pathways plc - Ordinary Shares, par value GBP 0.008 per share in Q1 2026?

191 institutional investors reported CMPS - COMPASS Pathways plc - Ordinary Shares, par value GBP 0.008 per share for Q1 2026. Use the holders table for investor-level position and value details.

CUSIP: 20451W101

Q1 2026 13F Holders as of 31 Mar 2026

Security type / class: Equity / Ordinary Shares, par value GBP 0.008 per share
Total 13F shares: 92,513,848
Total 13F value: $511,466,543
Share change: +37,782,699
Put/Call ratio: 312%
SEC-reported price per share: $5.53
Number of holders: 191
Value change: +$202,736,004
Number of buys: 122
Number of sells: 48
Shares outstanding: 131,025,970

Security key

20451W101

Report period

Q1 2026

Institutions

191

Top holders

CMPS full security history Ownership snapshot Full 13F holder table Newer quarter: Q2 2026 Previous quarter: Q4 2025 COMPASS Pathways plc SEC filings COMPASS Pathways plc company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 20451W101

Newer quarter: Q2 2026 Previous quarter: Q4 2025

Recent filing periods:

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024

Ownership snapshot

Top reported holders of CMPS - COMPASS Pathways plc - Ordinary Shares, par value GBP 0.008 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

Deep Track Capital, LP

Disclosed value leader

RTW INVESTMENTS, LP

Comparable rows

15/15

Latest evidence

31 Mar 2026

13F 13D/G 3/4/5 Lead comparable stake: 10% 13D/G row: Deep Track Capital, LP Showing 1-6 of 15 holder rows.

Quick read

Deep Track Capital, LP leads the comparable SEC ownership view at 10%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Deep Track Capital, LP's linked filing trail.

Comparable ownership Top 5

Deep Track Capital, LP 10%

RTW INVESTMENTS, LP 9.9%

Atai Beckley N.V. 6%

AtaiBeckley Inc. 5%

TCG Crossover GP I, LLC 3.9%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
Deep Track Capital, LP	13F 13D/G Company 13F 13D/G	10% from 13D/G	$50,606,829 7,334,323 shares	—	31 Dec 2025
RTW INVESTMENTS, LP	13D/G 13F Company 13D/G 13F	9.9%	$71,732,788 12,971,571 shares	+$19,339,372	31 Mar 2026
Atai Beckley N.V.	3/4/5 13D/G 10%+ Owner · ATAI Life Sciences N.V. 3/4/5 13D/G	6% from 13D/G	$41,779,933 6,905,774 shares	—	26 Sep 2024
AtaiBeckley Inc.	13D/G 13D/G	5%	$37,260,032 4,764,710 shares	$0	21 Jan 2026
TCG Crossover GP I, LLC	13D/G Chen Yu 13D/G	3.9%	$14,197,440 3,858,000 shares	$0	30 Jun 2025
Nantahala Capital Management, LLC	13D/G 13F Company 13D/G 13F	3.6%	$19,965,125 3,484,315 shares	-$14,038,500	30 Sep 2025

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

191

92,513,848

Rows available

191

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q1 2026 vs Q4 2025 Across Filers

Q4 2025 holders

168

Q1 2026 holders

191

Holder diff

Investor	Q4 2025 Shares	Q1 2026 Shares	Share Diff	Share Chg %	Q4 2025 value	Q1 2026 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend