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CYCN

Cyclerion Therapeutics Inc · NASDAQ NMS - GLOBAL MARKET · Biotechnology

$3.48$-0.67 (-16.14%)

Prices delayed up to 5 minutes

AC Intelligence

AC Intelligence

AC Intelligence for CYCN is being prepared.

Key Stats

Key Stats

Open

$4.03

Day High

$4.14

Day Low

$3.35

Prev Close

$4.15

Volume

0

Avg Volume

27.9M

Day Change

$-0.67

Change %

-16.14%

Fundamentals

Fundamentals

P/B

0.55

EPS (TTM)

$-1.18

Market Cap

$15M

52-Wk Range

$1.03 — $8.48

Earnings History

Insider Activity

Who Owns This Stock

Who Owns CYCN

Other67.2%9 holders
Passive / Index28.2%3 holders
Dealer / Bank2.9%5 holders
Quality / Compounder1.6%1 holder

Based on Q4 2025 13F filings + AC behavioral model

19 institutional holders

Top Holders

1.Siren, L.L.C.
-0.5%$146.8B
2.Geode Capital Management
+23.7%$53.2B
3.TWO SIGMA INVESTMENTS, LP
$52.8B
4.TWO SIGMA ADVISERS, LP
$35.9B
5.BlackRock, Inc.
0.0%$21.3B
6.Vanguard Group
+119.5%$20.5B
7.XTX Topco Ltd
$12.7B
8.Citigroup Inc
$10.4B
9.Vanguard Group
0.0%$9.3B
10.Fidelity Management
0.0%$6.0B
11.Tower Research Capital LLC (TRC)
$4.0B
12.Geode Capital Management
-95.9%$1.8B
13.UBS Group AG
+667.3%$478M
14.GROUP ONE TRADING LLC
0.0%$244M
15.OSAIC HOLDINGS, INC.
$165M
16.Activest Wealth Management
0.0%$127M
17.MAI Capital Management
0.0%$127M
18.Bank of America Corp
+257.1%$95M
19.WHI TRUST Co LLC
$91M
20.Bank of America Corp
+23.8%$33M

Institutional Pressure

Market Regime:Strong Risk-Off (-0.62)
SELLINGBUYING
Neutral
Other(67.2%)
Passive / Index(28.2%)
Holds
Dealer / Bank(2.9%)
Facilitating
Quality / Compounder(1.6%)
Holds through
Systematic / Quant(0.1%)
De-risking (mechanical)

30% passive + quality floor won't sell.

Updated daily · Based on Q4 2025 filings + AC behavioral model

Sentiment Signals

Sentiment Signals

Insider ActivityNo insider transactions in last 90 daysSEC Form 4
↑↑Analyst Consensus6 buy, 1 hold, 0 sellFinnhub
↑↑Inst. Flows14 increased/new, 2 decreased/exited (13F)AC 13F Analysis

Sources: SEC Form 4, Finnhub, AC 13F Analysis

On AcidCapitalist

On AcidCapitalist

No recent mentions of CYCN on AcidCapitalist.

Data provided by Finnhub. Prices delayed up to 5 minutes.