sec filing
CY
NASDAQ · CYCN
Cyclerion Therapeutics, Inc.
Healthcare · Biotechnology
$3.89
Down-$0.18 (-4.42%)
Updated Aug 24, 2026, 2:56 AM
SID Score
6.0/10
Composite research score
Smart Money
—
Institutional and insider signal
- Market cap
- 5.57M
- P/E ratio
- -2.45
- Dividend yield
- 0.00%
- 52-week range
- $1.03 – $8.48
- Volume
- 65.75K
- Avg. volume
- 695.98K
Price performance
CYCN price history
1M range · 20 trading sessions · Daily adjusted prices
CYCN closed at $3.89 after 20 trading sessions, up 11.14% for the selected period.
- Last close
- $3.89
- Period change
- +11.14%
- Period low
- $3.44
- Period high
- $4.13
Daily close
View OHLC price history
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Aug 21, 2026 | $4.07 | $4.2883 | $3.78 | $3.89 | 65.75K |
| Aug 20, 2026 | $4.07 | $4.4682 | $4.0101 | $4.07 | 86.13K |
| Aug 19, 2026 | $4.05 | $4.30 | $4.05 | $4.13 | 14.6K |
| Aug 18, 2026 | $3.92 | $4.25 | $3.8704 | $4.12 | 14.64K |
| Aug 17, 2026 | $3.76 | $4.20 | $3.76 | $4.03 | 15.36K |
| Aug 14, 2026 | $3.85 | $3.9699 | $3.73 | $3.79 | 24.21K |
| Aug 13, 2026 | $3.92 | $4.45 | $3.8072 | $3.91 | 82.97K |
| Aug 12, 2026 | $3.53 | $4.16 | $3.53 | $3.92 | 102.69K |
| Aug 11, 2026 | $3.56 | $3.67 | $3.40 | $3.57 | 10.6K |
| Aug 10, 2026 | $3.51 | $3.73 | $3.51 | $3.58 | 8.35K |
| Aug 7, 2026 | $3.50 | $3.71 | $3.50 | $3.57 | 19.84K |
| Aug 6, 2026 | $3.4101 | $3.70 | $3.4101 | $3.56 | 4.91K |
| Aug 5, 2026 | $3.50 | $3.69 | $3.3986 | $3.55 | 40K |
| Aug 4, 2026 | $3.49 | $3.67 | $3.4347 | $3.51 | 6.37K |
| Aug 3, 2026 | $3.41 | $3.58 | $3.366 | $3.49 | 5.19K |
| Jul 31, 2026 | $3.48 | $3.595 | $3.3606 | $3.44 | 15.71K |
| Jul 30, 2026 | $3.50 | $3.504 | $3.47 | $3.50 | 3.54K |
| Jul 29, 2026 | $3.46 | $3.5999 | $3.4262 | $3.50 | 10.07K |
| Jul 28, 2026 | $3.50 | $3.655 | $3.37 | $3.50 | 18.51K |
| Jul 27, 2026 | $3.41 | $3.55 | $3.41 | $3.50 | 15.8K |
Latest CYCN news
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