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Among the 5 tracked institutional investors we monitor, CYCN (CYCLERION THERAPEUTICS INC) is held with a combined value of $2.53M across 777,929 shares. The largest holder is FMR LLC with a position worth $2.20M. TWO SIGMA ADVISERS, LP opened a new position in the most recent quarter. 2 funds increased their holdings.
Total Institutional Value
$2.53M
Total Shares Held
777,929
Institutional Holders
5
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
None this quarter.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | FMR LLC | $2.20M | 0.00% | +13603.5% |
| 2 | CITADEL ADVISORS LLC | $202.71K | 0.00% | +227.4% |
| 3 | BlackRock, Inc. | $56.94K | 0.00% | - |
| 4 | TWO SIGMA ADVISERS, LP | $35.94K | 0.00% | New |
| 5 | VANGUARD GROUP INC | $29.83K | 0.00% | - |
As of the latest SEC 13F filings, FMR LLC is the largest institutional holder of CYCN with a position worth $2.20M, representing 0.00% of their portfolio. In total, 5 institutional investors hold CYCN with a combined value of $2.53M.
In the most recent quarter, 1 fund opened a new position in CYCN. Additionally, 2 increased their holdings.
Institutional investors hold $2.53M worth of CYCN stock across 5 positions. The largest institutional holder is FMR LLC with $2.20M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For CYCN, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their CYCN positions.
| 2026-08-14 |
SEC Schedule 13D (activist) and 13G (passive) filings for CYCN. Filed when an investor acquires 5%+ ownership.
Last Close
$3.89
2026-08-21
YTD
+190.3%
53% of 52-week range