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?

189 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

Type / Class: Equity / Ordinary Shares, par value GBP 0.008 per share
Shares outstanding: 131,025,970
Total 13F shares: 92,460,732
Share change: +37,782,949
Total reported value: $511,172,811
Put/Call ratio: 312%
Price per share: $5.53
Number of holders: 189
Value change: +$202,737,387
Number of buys: 122
Number of sells: 47

Quarterly Holders Quick Answers

What is CUSIP 20451W101?
CUSIP 20451W101 identifies CMPS - COMPASS Pathways plc - Ordinary Shares, par value GBP 0.008 per share in SEC institutional holdings data.

Need full ownership history?
Open the full security ownership history page.

Next holder-history checks

These links keep the next click tied to holder verification, nearby quarters, or outside-13F ownership context.

Back to full security ownership history for the broader multi-quarter picture.
Latest 13F filings for newly reported positions across managers.
Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
SEC investors directory for manager drilldown.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Previous quarter: Q4 2025

Recent filing periods for CUSIP 20451W101:

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

Top shareholders 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. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
RTW INVESTMENTS, LP	13D/G 13F	Company	9.9%	12,971,571	$71,732,788	+$19,339,372	31 Mar 2026	13D/G 13F
Deep Track Capital, LP	13F 13D/G	Company	10% from 13D/G	7,334,323	$50,606,829	—	31 Dec 2025	13F 13D/G
Atai Beckley N.V.	3/4/5 13D/G	10%+ Owner · ATAI Life Sciences N.V.	6% from 13D/G	6,905,774	$41,779,933	—	26 Sep 2024	3/4/5 13D/G
Ekaterina Malievskaia	3/4/5	10%+ Owner	— class O/S missing	6,307,970	$38,163,218	—	24 Oct 2024	3/4/5
George Jay Goldsmith	3/4/5 13D/G	10%+ Owner	2.4% from 13D/G	6,307,970	$38,163,218	—	24 Oct 2024	3/4/5 13D/G
AtaiBeckley Inc.	13D/G	—	5%	4,764,710	$37,260,032	$0	21 Jan 2026	13D/G
Nantahala Capital Management, LLC	13D/G 13F	Company	3.6%	3,484,315	$19,965,125	-$14,038,500	30 Sep 2025	13D/G 13F
GMT CAPITAL CORP	13F	Company	2.2%	2,844,618	$19,627,864	—	31 Dec 2025	13F
Vivo Opportunity Fund Holdings, L.P.	13D/G	—	3.2%	3,174,494	$18,189,851	-$18,189,851	30 Sep 2025	13D/G
TORONTO DOMINION BANK	13F	Company	1.9%	2,529,013	$17,446,594	—	31 Dec 2025	13F
ARK Investment Management LLC	13F	Company	1.6%	2,156,012	$14,876,481	—	31 Dec 2025	13F
TCG Crossover GP I, LLC	13D/G	Chen Yu	3.9%	3,858,000	$14,197,440	$0	30 Jun 2025	13D/G
UBS Group AG	13F	Company	1.6%	2,038,444	$14,065,263	—	31 Dec 2025	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	1.3%	1,644,242	$11,345,270	—	31 Dec 2025	13F
Jefferies Financial Group Inc.	13F	Company	1.2%	1,576,905	$10,880,645	—	31 Dec 2025	13F
Eagle Health Investments LP	13F	Company	1.2%	1,519,388	$10,483,777	—	31 Dec 2025	13F
INTEGRATED CORE STRATEGIES (US) LLC	13D/G	Millennium Management LLC	3%	2,773,521	$10,456,174	-$2,412,525	31 Mar 2025	13D/G
D. E. Shaw & Co., Inc.	13F	Company	1.1%	1,453,876	$10,031,744	—	31 Dec 2025	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	1.1%	1,387,658	$9,574,840	—	31 Dec 2025	13F
Aisling Capital Management LP	13F	Company	0.91%	1,198,418	$8,269,084	—	31 Dec 2025	13F
MORGAN STANLEY	13F	Company	0.87%	1,137,520	$7,848,890	—	31 Dec 2025	13F
Siren, L.L.C.	13F	Individual	0.76%	1,000,000	$6,900,000	—	31 Dec 2025	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.74%	967,846	$6,678,137	—	31 Dec 2025	13F
Propel Bio Management, LLC	13F	Company	0.66%	861,778	$5,946,268	—	31 Dec 2025	13F
TWO SIGMA ADVISERS, LP	13F	Company	0.65%	856,500	$5,909,850	—	31 Dec 2025	13F
Point72 Asset Management, L.P.	13F	Company	0.64%	844,816	$5,829,230	—	31 Dec 2025	13F
Kalehua Capital Management LLC	13F	Company	0.63%	819,692	$5,655,875	—	31 Dec 2025	13F
DAFNA Capital Management LLC	13F	Company	0.62%	811,046	$5,596,217	—	31 Dec 2025	13F
PFM Health Sciences, LP	13F	Company	0.6%	779,618	$5,379,364	—	31 Dec 2025	13F
NEXTBio Capital Management LP	13F	Company	0.57%	752,631	$5,193,154	—	31 Dec 2025	13F
AMERIPRISE FINANCIAL INC	13F	Company	0.49%	645,065	$4,450,948	—	31 Dec 2025	13F
CITADEL ADVISORS LLC	13D/G 13F	Kenneth Griffin · Company	1.7%	1,166,576	$4,397,992	$0	31 Dec 2024	13D/G 13F
BlackRock, Inc.	13F	Company	0.45%	594,269	$4,100,456	—	31 Dec 2025	13F
CenterBook Partners LP	13F	Company	0.44%	578,828	$3,993,913	—	31 Dec 2025	13F
SCHRODER INVESTMENT MANAGEMENT GROUP	13F	Company	0.44%	570,462	$3,833,505	—	31 Dec 2025	13F
HighVista Strategies LLC	13F	Company	0.38%	498,933	$3,442,637	—	31 Dec 2025	13F
Blue Owl Capital Holdings LP	13F	Company	0.36%	469,914	$3,242,407	—	31 Dec 2025	13F
Hennion & Walsh Asset Management, Inc.	13F	Company	0.32%	424,800	$2,931,120	—	31 Dec 2025	13F
Ikarian Capital, LLC	13F	Company	0.31%	400,000	$2,760,000	—	31 Dec 2025	13F
Squadron Capital Management LLC	13F	Company	0.3%	388,287	$2,679,180	—	31 Dec 2025	13F
Kabir Nath	3/4/5	Chief Executive Officer, Director	— mixed-class rows	734,805 mixed-class rows	$2,532,231	—	26 Mar 2026	3/4/5
JANE STREET GROUP, LLC	13F	Company	0.26%	336,728	$2,323,423	—	31 Dec 2025	13F
Simplify Asset Management Inc.	13F	Company	0.22%	290,000	$2,001,000	—	31 Dec 2025	13F
BIT Capital GmbH	13F	Company	0.22%	288,814	$1,992,817	—	31 Dec 2025	13F
Founders Fund VII Management, LLC	13F	Company	0.21%	278,880	$1,924,272	—	31 Dec 2025	13F
Susquehanna Portfolio Strategies, LLC	13F	Company	0.21%	275,773	$1,902,834	—	31 Dec 2025	13F
Amova Asset Management Americas, Inc.	13F	Company	0.19%	247,337	$1,706,625	—	31 Dec 2025	13F
Sumitomo Mitsui Trust Group, Inc.	13F	Company	0.19%	247,337	$1,706,625	—	31 Dec 2025	13F
AdvisorShares Investments LLC	13F	Company	0.18%	230,910	$1,593,279	—	31 Dec 2025	13F
Legal & General Group Plc	13F	Company	0.17%	218,406	$1,507,001	—	31 Dec 2025	13F

Institutional Holders of COMPASS Pathways plc - Ordinary Shares, par value GBP 0.008 per share (CMPS) as of Q1 2026

As of 31 Mar 2026, COMPASS Pathways plc - Ordinary Shares, par value GBP 0.008 per share (CMPS) was held by 189 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 92,460,732 shares. The largest 10 holders included Deep Track Capital, LP, RTW INVESTMENTS, LP, MARSHALL WACE, LLP, TANG CAPITAL MANAGEMENT LLC, BIT Capital GmbH, ARK Investment Management LLC, MILLENNIUM MANAGEMENT LLC, GMT Capital Corp, TWO SIGMA INVESTMENTS, LP, and DAFNA Capital Management LLC. This page lists 189 institutional shareholders reporting positions in this security for the Q1 2026 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q1 2026 vs Q4 2025 Across Filers

Q4 2025 holders

168

Q1 2026 holders

189

Holder diff

Investor	Q4 2025 Shares	Q1 2026 Shares	Share Diff	Share Chg %	Q4 2025 Value $	Q1 2026 Value $	Value Diff $	Value Chg %

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

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.