CYCN Institutional Ownership
Cyclerion Therapeutics, Inc.
1W: +6.2%
1M: +15.5%
3M: +39.0%
YTD: +237.0%
1Y: +77.1%
3Y: +30.1%
5Y: -92.6%
$23.52
Last traded 2026-09-14 — delisted
Overview
News
Chart
Smart Money
Financials
Income Statement
Cash Flow
Balance Sheet
Earnings
Dividends
Analysis
Technicals
Weather
Peers
ESG
Institutions
ETF Exposure
Dark Pool
Short Interest
Supply Chain
Institutional Ownership — CYCN
26
Institutional Holders
+4 vs prior quarter
0.0%
Ownership
+0.00pp
$11M
Total Invested
9
New Positions
3
Increased
8
Reduced
5
Closed
0.00
Put/Call Ratio
Ownership Trends
Top Institutional Holders (30 total)
| # | Holder | Shares | Value | Change | Change % | Holding Period | Filing |
|---|---|---|---|---|---|---|---|
| 1 | Kalehua Capital Management LLC NEW | 1,651,350 | $$39M | — | +0.0% | 1Q | SEC ↗ |
| 2 | FMR LLC | 649,547 | $$15M | +644,807 | +13603.5% | 13Q | SEC ↗ |
| 3 | Balyasny Asset Management L.P. NEW | 317,511 | $$7M | — | +0.0% | 1Q | SEC ↗ |
| 4 | ADAR1 Capital Management, LLC NEW | 298,757 | $$7M | — | +0.0% | 1Q | SEC ↗ |
| 5 | BRAIDWELL LP NEW | 156,890 | $$4M | — | +0.0% | 1Q | SEC ↗ |
| 6 | CITADEL ADVISORS LLC | 59,795 | $$1M | +41,534 | +227.4% | 2Q | SEC ↗ |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | 45,850 | $$1M | -38,700 | -45.8% | 13Q | SEC ↗ |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | 30,915 | $$727K | +14,778 | +91.6% | 2Q | SEC ↗ |
| 9 | Rangeley Capital, LLC NEW | 24,310 | $$572K | — | +0.0% | 1Q | SEC ↗ |
| 10 | HRT FINANCIAL LP NEW | 22,054 | $$519K | — | +0.0% | 1Q | SEC ↗ |
| 11 | BlackRock, Inc. | 16,797 | $$395K | — | +0.0% | 8Q | SEC ↗ |
| 12 | DIMENSIONAL FUND ADVISORS LP NEW | 11,724 | $$276K | — | +0.0% | 1Q | SEC ↗ |
| 13 | VANGUARD FIDUCIARY TRUST CO | 7,353 | $$173K | — | +0.0% | 2Q | SEC ↗ |
| 14 | UBS Group AG | 3,135 | $$74K | -256 | -7.5% | 13Q | SEC ↗ |
| 15 | Tower Research Capital LLC (TRC) NEW | 1,849 | $$43K | — | +0.0% | 1Q | SEC ↗ |
| 16 | GROUP ONE TRADING LLC | 192 | $$5K | — | +0.0% | 13Q | SEC ↗ |
| 17 | OSAIC HOLDINGS, INC. | 130 | $$3K | — | +0.0% | 7Q | SEC ↗ |
| 18 | Activest Wealth Management | 100 | $$2K | — | +0.0% | 9Q | SEC ↗ |
| 19 | BARCLAYS PLC NEW | 87 | $$2K | — | +0.0% | 1Q | SEC ↗ |
| 20 | WHI TRUST Co LLC | 72 | $$2K | — | +0.0% | 3Q | SEC ↗ |
| 21 | BNP PARIBAS FINANCIAL MARKETS | 4 | $$0K | -1 | -20.0% | 7Q | SEC ↗ |
| 22 | XTX Topco Ltd | 0 | $$0K | -10,027 | -100.0% | 1Q | SEC ↗ |
| 23 | BANK OF AMERICA CORP /DE | 0 | $$0K | -107 | -100.0% | 7Q | SEC ↗ |
| 24 | CITIGROUP INC | 0 | $$0K | -89 | -100.0% | 2Q | SEC ↗ |
| 25 | Kovack Advisors, Inc. | 0 | $$0K | -10,000 | -100.0% | 1Q | SEC ↗ |
| 26 | Caitong International Asset Management | 0 | $$0K | -4 | -100.0% | 1Q | SEC ↗ |
| 27 | Siren, L.L.C. | 0 | $$0K | -115,603 | -100.0% | 6Q | SEC ↗ |
| 28 | MORGAN STANLEY | 0 | $$0K | -1 | -100.0% | 12Q | SEC ↗ |
| 29 | TWO SIGMA INVESTMENTS, LP | 0 | $$0K | -41,555 | -100.0% | 2Q | SEC ↗ |
| 30 | MAI Capital Management | 0 | $$0K | -100 | -100.0% | 6Q | SEC ↗ |
Recent Activity
New Positions (9)
| Holder | Shares | Value |
|---|---|---|
| Kalehua Capital Management LLC | 1,651,350 | $$39M |
| Balyasny Asset Management L.P. | 317,511 | $$7M |
| ADAR1 Capital Management, LLC | 298,757 | $$7M |
| BRAIDWELL LP | 156,890 | $$4M |
| Rangeley Capital, LLC | 24,310 | $$572K |
| HRT FINANCIAL LP | 22,054 | $$519K |
| DIMENSIONAL FUND ADVISORS LP | 11,724 | $$276K |
| Tower Research Capital LLC (TRC) | 1,849 | $$43K |
| BARCLAYS PLC | 87 | $$2K |
Sold Out (9)
| Holder | Prev Shares | Prev Value |
|---|---|---|
| Siren, L.L.C. | 115,603 | $$3M |
| TWO SIGMA INVESTMENTS, LP | 41,555 | $$977K |
| XTX Topco Ltd | 10,027 | $$236K |
| Kovack Advisors, Inc. | 10,000 | $$235K |
| BANK OF AMERICA CORP /DE | 107 | $$3K |
| MAI Capital Management | 100 | $$2K |
| CITIGROUP INC | 89 | $$2K |
| Caitong International Asset Managem | 4 | $$0K |
| MORGAN STANLEY | 1 | $$0K |
Biggest Increases (3)
| Holder | Added | Change % | Total Shares |
|---|---|---|---|
| FMR LLC | +644,807 | +13603.5% | 649,547 |
| CITADEL ADVISORS LLC | +41,534 | +227.4% | 59,795 |
| VANGUARD CAPITAL MANAGEMENT LLC | +14,778 | +91.6% | 30,915 |
Biggest Decreases (3)
| Holder | Reduced | Change % | Total Shares |
|---|---|---|---|
| GEODE CAPITAL MANAGEMENT, LLC | -38,700 | -45.8% | 45,850 |
| UBS Group AG | -256 | -7.5% | 3,135 |
| BNP PARIBAS FINANCIAL MARKETS | -1 | -20.0% | 4 |