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 2023?

30 institutional investors reported CYCN - CYCLERION THERAPEUTICS INC - COMMON STOCK for Q1 2023. Use the holders table for investor-level position and value details.

CYCLERION THERAPEUTICS INC - COMMON STOCK (CYCN)

CUSIP: 23255M105

Q1 2023 13F Holders as of 31 Mar 2023

Security type / class: Equity / COMMON STOCK
Total 13F shares: 20,630,088
Total 13F value: $8,949,493
Share change: +95,306
Put/Call ratio: 0.66%
SEC-reported price per share: $0.43
Number of holders: 30
Value change: +$16,936
Number of buys: 8
Number of sells: 17
Shares outstanding: 4,330,313

Security key

23255M105

Report period

Q1 2023

Institutions

Top holders

CYCN full security history Ownership snapshot Full 13F holder table Korsana Biosciences, Inc. SEC filings Korsana Biosciences, Inc. company facts

Broader feeds

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Ownership snapshot

Top reported holders of CYCN - CYCLERION THERAPEUTICS INC - COMMON STOCK (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

Slate Path Capital LP

Disclosed value leader

Slate Path Capital LP

Comparable rows

0/15

Latest evidence

31 Dec 2022

13F Highest disclosed value: $4,696,818 15 rows are not safely comparable across share classes. Showing 1-6 of 15 holder rows.

Quick read

Slate Path Capital LP has the largest disclosed position value at $4.7M.

0 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 Slate Path Capital LP's linked filing trail.

Disclosed position value Top 5

Slate Path Capital LP $4.7M

FMR LLC $2.24M

MFN Partners Management, LP $2.22M

Artal Group S.A. $1.82M

VANGUARD GROUP INC $1.08M

Value bars compare disclosed positions; verify each figure against the linked filing evidence.

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

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
Slate Path Capital LP	13F Company 13F	— denominator unverified	$4,696,818 7,157,601 shares	—	31 Dec 2022
FMR LLC	13F Company 13F	— denominator unverified	$2,244,836 3,420,963 shares	—	31 Dec 2022
MFN Partners Management, LP	13F Company 13F	— denominator unverified	$2,224,003 3,389,215 shares	—	31 Dec 2022
Artal Group S.A.	13F Company 13F	— denominator unverified	$1,823,000 2,779,122 shares	—	31 Dec 2022
VANGUARD GROUP INC	13F Company 13F	— denominator unverified	$1,083,738 1,651,536 shares	—	31 Dec 2022
GEODE CAPITAL MANAGEMENT, LLC	13F Company 13F	— denominator unverified	$385,000 586,737 shares	—	31 Dec 2022

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 2023

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

Institutions

20,630,088

Rows available

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 2023 vs Q1 2023 Across Filers

Q1 2023 holders

Holder diff

Investor	Q1 2023 Shares	Q1 2023 Shares	Share Diff	Share Chg %	Q1 2023 value	Q1 2023 value	Value change	Value Chg %