$CTKB stock is down 8% today. Here's what we see in our data.

$CTKB stock has now fallen 8% today, according to our price data from Polygon. There has been approximately $1,149,080 of trading volume.

Here is what we see in our data on $CTKB (you can track the company live on Quiver's $CTKB stock page):

$CTKB Insider Trading Activity

$CTKB insiders have traded $CTKB stock on the open market 1 times in the past 6 months. Of those trades, 1 have been purchases and 0 have been sales.

Here’s a breakdown of recent trading of $CTKB stock by insiders over the last 6 months:

• WILLIAM D. MCCOMBE (Chief Financial Officer) purchased 35,000 shares for an estimated $97,300

To track insider transactions, check out Quiver Quantitative's insider trading dashboard.

$CTKB Hedge Fund Activity

We have seen 86 institutional investors add shares of $CTKB stock to their portfolio, and 92 decrease their positions in their most recent quarter.

Here are some of the largest recent moves:

• TOPLINE CAPITAL MANAGEMENT, LLC added 3,760,485 shares (+255.7%) to their portfolio in Q2 2025, for an estimated $12,785,649
• VANGUARD GROUP INC removed 1,856,870 shares (-19.3%) from their portfolio in Q2 2025, for an estimated $6,313,358
• WELLINGTON MANAGEMENT GROUP LLP removed 1,517,214 shares (-100.0%) from their portfolio in Q1 2025, for an estimated $6,084,028
• BLACKROCK, INC. removed 1,033,747 shares (-5.7%) from their portfolio in Q2 2025, for an estimated $3,514,739
• CENTERBOOK PARTNERS LP removed 845,405 shares (-100.0%) from their portfolio in Q2 2025, for an estimated $2,874,377
• ROYCE & ASSOCIATES LP added 823,987 shares (+145.6%) to their portfolio in Q2 2025, for an estimated $2,801,555
• DIMENSIONAL FUND ADVISORS LP added 600,997 shares (+21.1%) to their portfolio in Q2 2025, for an estimated $2,043,389

To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard.

$CTKB Government Contracts

We have seen $1,407,702 of award payments to $CTKB over the last year.

Here are some of the awards which we have have seen pay out the most over the last year:

• BASE PERIOD - MAINTENANCE SERVICES FOR SIX (6) CYTEK AURORA DEVICES TO MAINTAIN OPTIMAL PERFORMANCE IN SUPP...: $180,976
• CYTEK AURORA 5 LASER PREMIUM SERVICE AGREEMENT: $147,218
• BASE YEAR OF ANNUAL MAINTENANCE AGREEMENT FOR TWO (2) CYTEK AURORA INSTRUMENT SYSTEMS (WITH TWO OPTION YEARS): $61,832
• SERVICE AGREEMENTS FOR TWO CYTEK AURORA 5 LASER WITH LOADER - UV/V/B/YG/R - PREMIUM: $48,142
• MAINTENANCE/SERVICE CONTRACT FOR CYTEK AURORA FLOW CYTOMETER, S/N U0537/CD141, PRODUCT #N9-90136 (AMBIS 226...: $42,580

To track government contracts to publicy traded companies, check out Quiver Quantitative's government contracts dashboard.

$CTKB Analyst Ratings

Wall Street analysts have issued reports on $CTKB in the last several months. We have seen 0 firms issue buy ratings on the stock, and 1 firms issue sell ratings.

Here are some recent analyst ratings:

• Goldman Sachs issued a "Sell" rating on 05/12/2025

To track analyst ratings and price targets for $CTKB, check out Quiver Quantitative's $CTKB forecast page.

$CTKB Price Targets

Multiple analysts have issued price targets for $CTKB recently. We have seen 2 analysts offer price targets for $CTKB in the last 6 months, with a median target of $5.0.

Here are some recent targets:

• Tejas Savant from Morgan Stanley set a target price of $7.0 on 05/28/2025
• Matthew Sykes from Goldman Sachs set a target price of $3.0 on 05/12/2025

You can track data on $CTKB on Quiver Quantitative.

This article is not financial advice. See Quiver Quantitative's disclaimers for more information. Note that there may be inaccuracies due to mistakes in ticker-mapping, and other anomalies.