Cyclerion Therapeutics, Inc. - Common Stock, no par value (CYCN)

Historical Holders from Q1 2023 to Q3 2025

Symbol
CYCN on Nasdaq
Type / Class
Equity / Common Stock, no par value
Shares outstanding
3,367,000
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares, excl. options
258,836
Holdings value
$595,353
% of all portfolios
0%
Number of holders
17
Number of buys
5
Number of sells
-6
Average buys %
+0%
Average sells %
-0.01%
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Cyclerion Therapeutics, Inc. - Common Stock, no par value (CYCN)

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Hecht Peter M 27.9% $3,803,918 1,028,086 Peter M. Hecht 25 Mar 2025
J. WOOD CAPITAL ADVISORS LLC 5.4% $496,363 181,818 J. Wood Capital Advisors LLC 25 Mar 2025
TYNDALL CAPITAL PARTNERS L P 4.8% -6% $487,287 -$30,113 155,187 -5.8% Tyndall Capital Partners, L.P. 30 Jun 2025
American Endowment Foundation 4.91% $492,196 133,026 American Endowment Foundation 31 Dec 2024
FMR LLC 0.2% $17,538 4,740 FMR LLC 31 Dec 2024

Institutional Holders of Cyclerion Therapeutics, Inc. - Common Stock, no par value (CYCN)

Period Reported Shares, Excl. Options Value, Excl. Options Change Price Investors
2025 Q3 258,836 $595,353 -$333,887 $2.3 17
2025 Q2 362,816 $1,055,824 -$30,767 $2.91 17
2025 Q1 373,392 $931,696 -$29,342 $2.5 18
2024 Q4 382,073 $1,230,314 -$1,793,165 $3.22 19
2024 Q3 1,042,639 $2,696,608 -$289,148 $2.59 15
2024 Q2 1,051,710 $2,411,691 -$42,676 $2.3 17
2024 Q1 1,070,254 $3,424,719 +$2,411 $3.2 15
2023 Q4 1,069,490 $3,583,217 -$8,652 $3.35 15
2023 Q3 1,072,275 $3,658,805 +$244,093 $3.42 17
2023 Q2 995,440 $4,096,493 +$4,096,489 $4.12 17
2023 Q1 10 $4 +$4 $0.4 1