What does CUSIP 23255M105 represent in this 13F holders report?

CUSIP 23255M105 is the security identifier for CYCN - CYCLERION THERAPEUTICS INC - COMMON STOCK used to aggregate holder disclosures.

How many institutions held CYCN - CYCLERION THERAPEUTICS INC - COMMON STOCK in Q1 2021?

67 institutional investors reported CYCN - CYCLERION THERAPEUTICS INC - COMMON STOCK for Q1 2021. Use the holders table for investor-level position and value details.

CYCLERION THERAPEUTICS INC - COMMON STOCK (CYCN)

CUSIP: 23255M105

Q1 2021 13F Holders as of 31 Mar 2021

Type / Class: Equity / COMMON STOCK
Shares outstanding: 4,330,313
Total 13F shares: 22,395,892
Share change: +514,193
Total reported value: $62,484,018
Put/Call ratio: 167%
Price per share: $2.79
Number of holders: 67
Value change: +$1,379,472
Number of buys: 32
Number of sells: 24

Quarterly Holders Quick Answers

What is CUSIP 23255M105?
CUSIP 23255M105 identifies CYCN - CYCLERION THERAPEUTICS INC - COMMON STOCK 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.

Newer quarter: Q2 2021
Previous quarter: Q4 2020

Recent filing periods for CUSIP 23255M105:

Q4 2023 Q3 2023 Q2 2023 Q1 2023 Q4 2022 Q3 2022 Q2 2022 Q1 2022

Top shareholders of CYCN - CYCLERION THERAPEUTICS INC - COMMON STOCK (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
Slate Path Capital LP	13F	Company	143%	6,196,063	$18,960,000	—	31 Dec 2020	13F
FMR LLC	13F	Company	63%	2,719,707	$8,322,000	—	31 Dec 2020	13F
MFN Partners Management, LP	13F	Company	56%	2,427,677	$7,429,000	—	31 Dec 2020	13F
Artal Group S.A.	13F	Company	42%	1,817,584	$5,561,000	—	31 Dec 2020	13F
VANGUARD GROUP INC	13F	Company	38%	1,665,180	$5,095,000	—	31 Dec 2020	13F
EcoR1 Capital, LLC	13F	Company	37%	1,606,276	$4,915,000	—	31 Dec 2020	13F
BlackRock Finance, Inc.	13F	Company	37%	1,604,118	$4,909,000	—	31 Dec 2020	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	10%	433,862	$1,327,000	—	31 Dec 2020	13F
STATE STREET CORP	13F	Company	9.9%	427,301	$1,308,000	—	31 Dec 2020	13F
MORGAN STANLEY	13F	Company	9.5%	413,116	$1,264,000	—	31 Dec 2020	13F
NORTHERN TRUST CORP	13F	Company	5.9%	257,022	$787,000	—	31 Dec 2020	13F
TRUSTCORE FINANCIAL SERVICES, LLC	13F	Company	4.6%	198,106	$606,000	—	31 Dec 2020	13F
D. E. Shaw & Co., Inc.	13F	Company	4.2%	181,287	$555,000	—	31 Dec 2020	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	4.1%	177,091	$542,000	—	31 Dec 2020	13F
NEW YORK STATE COMMON RETIREMENT FUND	13F	Company	3.1%	133,709	$409,000	—	31 Dec 2020	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	2.5%	107,777	$330,000	—	31 Dec 2020	13F
JACOBS LEVY EQUITY MANAGEMENT, INC	13F	Company	2.4%	104,697	$320,000	—	31 Dec 2020	13F
COLONY GROUP LLC	13F	Company	2.4%	102,884	$315,000	—	31 Dec 2020	13F
QS Investors, LLC	13F	Company	2.4%	102,600	$314,000	—	31 Dec 2020	13F
Bank of New York Mellon Corp	13F	Company	2.3%	100,061	$306,000	—	31 Dec 2020	13F
JPMORGAN CHASE & CO	13F	Company	2.1%	89,079	$273,000	—	31 Dec 2020	13F
BRIDGEWAY CAPITAL MANAGEMENT, LLC	13F	Company	1.9%	81,600	$250,000	—	31 Dec 2020	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	1.5%	63,735	$195,000	—	31 Dec 2020	13F
AQR CAPITAL MANAGEMENT LLC	13F	Company	1.4%	62,256	$191,000	—	31 Dec 2020	13F
TWO SIGMA ADVISERS, LP	13F	Company	1.3%	56,600	$173,000	—	31 Dec 2020	13F
ACADIAN ASSET MANAGEMENT LLC	13F	Company	1.2%	51,450	$157,000	—	31 Dec 2020	13F
WELLS FARGO & COMPANY/MN	13F	Company	1.2%	50,407	$154,000	—	31 Dec 2020	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	1%	45,098	$138,000	—	31 Dec 2020	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.85%	36,802	$112,000	—	31 Dec 2020	13F
Invesco Ltd.	13F	Company	0.8%	34,581	$106,000	—	31 Dec 2020	13F
RHUMBLINE ADVISERS	13F	Company	0.79%	34,065	$104,000	—	31 Dec 2020	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.77%	33,518	$103,000	—	31 Dec 2020	13F
Brian C. Broderick	13F	Individual	0.74%	32,175	$98,000	—	31 Dec 2020	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	0.73%	31,800	$97,000	—	31 Dec 2020	13F
OCCUDO QUANTITATIVE STRATEGIES LP	13F	Company	0.59%	25,640	$78,000	—	31 Dec 2020	13F
Russell Investments Group, Ltd.	13F	Company	0.57%	24,804	$75,000	—	31 Dec 2020	13F
PDT Partners, LLC	13F	Company	0.57%	24,600	$75,000	—	31 Dec 2020	13F
GSA CAPITAL PARTNERS LLP	13F	Company	0.54%	23,335	$71,000	—	31 Dec 2020	13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F	Company	0.52%	22,342	$68,000	—	31 Dec 2020	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.51%	22,013	$67,000	—	31 Dec 2020	13F
Verition Fund Management LLC	13F	Company	0.46%	20,000	$61,000	—	31 Dec 2020	13F
Legal & General Group Plc	13F	Company	0.46%	19,988	$61,000	—	31 Dec 2020	13F
DAVENPORT & Co LLC	13F	Company	0.42%	18,016	$55,000	—	31 Dec 2020	13F
Bank Julius Baer & Co. Ltd, Zurich	13F	Company	0.42%	17,974	$55,000	—	31 Dec 2020	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.41%	17,900	$55,000	—	31 Dec 2020	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.37%	15,834	$48,000	—	31 Dec 2020	13F
DEUTSCHE BANK AG\	13F	Company	0.36%	15,725	$48,000	—	31 Dec 2020	13F
SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC	13F	Company	0.35%	15,008	$46,000	—	31 Dec 2020	13F
AMERICAN INTERNATIONAL GROUP, INC.	13F	Company	0.3%	12,874	$39,000	—	31 Dec 2020	13F
VOYA INVESTMENT MANAGEMENT LLC	13F	Company	0.28%	12,043	$37,000	—	31 Dec 2020	13F

Institutional Holders of CYCLERION THERAPEUTICS INC - COMMON STOCK (CYCN) as of Q1 2021

As of 31 Mar 2021, CYCLERION THERAPEUTICS INC - COMMON STOCK (CYCN) was held by 67 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 22,395,892 shares. The largest 10 holders included Slate Path Capital LP, FMR LLC, MFN Partners Management, LP, Artal Group S.A., BlackRock Inc., VANGUARD GROUP INC, EcoR1 Capital, LLC, GEODE CAPITAL MANAGEMENT, LLC, STATE STREET CORP, and Ikarian Capital, LLC. This page lists 67 institutional shareholders reporting positions in this security for the Q1 2021 filing period.

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

Compare Q1 2021 vs Q4 2020 Across Filers

Q4 2020 holders

Q1 2021 holders

Holder diff

-2

Investor	Q4 2020 Shares	Q1 2021 Shares	Share Diff	Share Chg %	Q4 2020 Value $	Q1 2021 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.