Funds holding CYCLERION THERAPEUTICS INC
ISIN US23255M2044 · United States
- Fund holders
- 16
- Of which ETFs
- 4 12 other funds
- Value held
- 1.4M $
- Share of capital
- 9.5 % of 4.7M shares on Aug 4, 2026
| Fund | Shares | Value | Weight in fund | Share of capital | |
|---|---|---|---|---|---|
| Fidelity Growth Company Fund Fidelity Mt. Vernon Street Trust | 218,257 | 687.5K $ | 0.00 % | 4.66 % | as of May 31, 2026 ↗ |
| Fidelity Growth Company K6 Fund Fidelity Mt. Vernon Street Trust | 60,408 | 190.3K $ | 0.00 % | 1.29 % | as of May 31, 2026 ↗ |
| Fidelity Series Growth Company Fund Fidelity Mt. Vernon Street Trust | 57,300 | 180.5K $ | 0.00 % | 1.22 % | as of May 31, 2026 ↗ |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 30,915 | 104.8K $ | 0.00 % | 0.66 % | as of Jun 30, 2026 ↗ |
| Fidelity Extended Market Index Fund Fidelity Concord Street Trust | 24,730 | 77.9K $ | 0.00 % | 0.53 % | as of May 31, 2026 ↗ |
| Fidelity Nasdaq Composite Index ETF Fidelity Commonwealth Trust | 21,200 | 66.8K $ | 0.00 % | 0.45 % | as of May 31, 2026 ↗ |
| Fidelity Small Cap Growth Fund Fidelity Securities Fund | 9,900 | 34.1K $ | 0.00 % | 0.21 % | as of Jul 31, 2026 ↗ |
| Fidelity Small Cap Growth K6 Fund Fidelity Securities Fund | 4,982 | 17.1K $ | 0.00 % | 0.11 % | as of Jul 31, 2026 ↗ |
| Fidelity Series Total Market Index Fund Fidelity Concord Street Trust | 3,367 | 10.6K $ | 0.07 % | as of May 31, 2026 ↗ | |
| Dimensional US Sustainability Core 1 ETF Dimensional ETF Trust | 3,318 | 11.4K $ | 0.00 % | 0.07 % | as of Jul 31, 2026 ↗ |
| Select Health Care Portfolio Fidelity Select Portfolios | 3,000 | 9.5K $ | 0.00 % | 0.06 % | as of May 31, 2026 ↗ |
| Fidelity Total Market Index Fund Fidelity Concord Street Trust | 2,260 | 7.1K $ | 0.05 % | as of May 31, 2026 ↗ | |
| Dimensional U.S. Core Equity 2 ETF Dimensional ETF Trust | 2,189 | 7.5K $ | 0.05 % | as of Jul 31, 2026 ↗ | |
| VIP Health Care Portfolio Variable Insurance Products Fund IV | 1,700 | 5.8K $ | 0.00 % | 0.04 % | as of Jun 30, 2026 ↗ |
| Fidelity Advisor Health Care Fund Fidelity Advisor Series VII | 1,500 | 5.2K $ | 0.00 % | 0.03 % | as of Jul 31, 2026 ↗ |
| Dimensional US Core Equity 1 ETF Dimensional ETF Trust | 748 | 2.6K $ | 0.00 % | 0.02 % | as of Jul 31, 2026 ↗ |
The funds most exposed to it
The weight is the share of a fund's net assets. The holders table ranks funds by number of shares. This one ranks them by the weight of the company in each fund.
| Fund | Weight in fund | |
|---|---|---|
| Fidelity Growth Company Fund Fidelity Mt. Vernon Street Trust | 0.00 % | as of May 31, 2026 ↗ |
| Fidelity Growth Company K6 Fund Fidelity Mt. Vernon Street Trust | 0.00 % | as of May 31, 2026 ↗ |
| Fidelity Series Growth Company Fund Fidelity Mt. Vernon Street Trust | 0.00 % | as of May 31, 2026 ↗ |
| Fidelity Nasdaq Composite Index ETF Fidelity Commonwealth Trust | 0.00 % | as of May 31, 2026 ↗ |
| Dimensional US Sustainability Core 1 ETF Dimensional ETF Trust | 0.00 % | as of Jul 31, 2026 ↗ |
| VIP Health Care Portfolio Variable Insurance Products Fund IV | 0.00 % | as of Jun 30, 2026 ↗ |
| Fidelity Small Cap Growth Fund Fidelity Securities Fund | 0.00 % | as of Jul 31, 2026 ↗ |
| Fidelity Small Cap Growth K6 Fund Fidelity Securities Fund | 0.00 % | as of Jul 31, 2026 ↗ |
| Fidelity Advisor Health Care Fund Fidelity Advisor Series VII | 0.00 % | as of Jul 31, 2026 ↗ |
| Fidelity Extended Market Index Fund Fidelity Concord Street Trust | 0.00 % | as of May 31, 2026 ↗ |
Quarter after quarter
Each row is one quarter of SEC filings, newest first. The change compares each quarter with the one before.
| Quarter | Holders | Change | Shares | Change |
|---|---|---|---|---|
| 2026Q3 | 16 | +8 | 445,774 | +447.7 % |
| 2026Q2 | 8 | +3 | 81,391 | +62.4 % |
| 2026Q1 | 5 | 0 | 50,103 | +0.1 % |
| 2025Q4 | 5 | 0 | 50,073 | -6.3 % |
| 2025Q3 | 5 | 0 | 53,441 | +0.6 % |
| 2025Q2 | 5 | 0 | 53,141 | +0.1 % |
| 2025Q1 | 5 | -5 | 53,076 | -59.0 % |
| 2024Q4 | 10 | 0 | 129,308 | +0.9 % |
| 2024Q3 | 10 | 0 | 128,111 | -0.2 % |
| 2024Q2 | 10 | 0 | 128,430 | -1.1 % |
| 2024Q1 | 10 | -2 | 129,850 | -12.7 % |
| 2023Q4 | 12 | 148,726 |
Institutional managers
15 managers declare this company to the SEC (Form 13F).
| Manager | Shares | Value | |
|---|---|---|---|
| GEODE CAPITAL MANAGEMENT, LLC | 84,550 | 129.8K $ | as of Mar 31, 2026 |
| CITADEL ADVISORS LLC | 18,261 | 28K $ | as of Mar 31, 2026 |
| BlackRock, Inc. | 16,797 | 26K $ | as of Mar 31, 2026 |
| Kovack Advisors, Inc. | 10,000 | 15.5K $ | as of Mar 31, 2026 |
| FMR LLC | 4,740 | 7.3K $ | as of Mar 31, 2026 |
| UBS Group AG | 3,391 | 5.3K $ | as of Mar 31, 2026 |
| GROUP ONE TRADING LLC | 192 | 295 $ | as of Mar 31, 2026 |
| OSAIC HOLDINGS, INC. | 130 | 201 $ | as of Mar 31, 2026 |
| MAI Capital Management | 100 | 155 $ | as of Mar 31, 2026 |
| Activest Wealth Management | 100 | 155 $ | as of Mar 31, 2026 |
| CITIGROUP INC | 89 | 137 $ | as of Mar 31, 2026 |
| WHI TRUST Co LLC | 72 | 112 $ | as of Mar 31, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | 5 | 8 $ | as of Mar 31, 2026 |
| Caitong International Asset Management Co., Ltd | 4 | 6 $ | as of Mar 31, 2026 |
| MORGAN STANLEY | 1 | 2 $ | as of Mar 31, 2026 |
Declared shareholders of CYCLERION THERAPEUTICS INC
There are 3 beneficial ownership filings. These stakes do not add up. An asset manager that files includes its own funds, which already appear among the funds on this page.
| Shareholder | Declared stake | Shares | |
|---|---|---|---|
| Peter M. Hecht | 19.40 % | 910,240 | as of Jul 16, 2026 · SCHEDULE 13D |
| BALYASNY ASSET MANAGEMENT L.P. and 4 others | 7.33 % | 317,511 | as of Jun 30, 2026 · SCHEDULE 13G |
| ADAR1 Capital Management, LLC and 1 other | 7.00 % | 298,757 | as of Jun 30, 2026 · SCHEDULE 13G |
Cite this page
Titelia. "Funds holding CYCLERION THERAPEUTICS INC". https://titelia.com/en/stocks/cyclerion-therapeutics-inc-US23255M2044