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Insider · CIK 0002141966

Ilan Feuchtwang

officer

Files at CTKB (Cytek Biosciences, Inc.). First filing -, latest -.

In brief

Ilan Feuchtwang files SEC Form 4 as officer at CTKB (Cytek Biosciences, Inc.). No open-market trade is on file; the transactions below are grants, exercises and other rows that carry no view on the price.

A track record needs three past buys with six months of prices behind them; Ilan Feuchtwang has 0, so none is measured yet.

Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 0
$0 bought, $0 sold

Signals

This insider’s open-market buys and sells, scored.

No scored open-market trades yet.

Transactions

Every row this insider has filed, 2 in all, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Aug 10, 2026CTKB
Cytek Biosciences, Inc.
AGrant or award
Restricted Stock Unitsderivative
+241,416$0.00$0241,416Aug 12, 2026
Aug 10, 2026CTKB
Cytek Biosciences, Inc.
AGrant or award
Employee Stock Option (right to buy)derivative
+127,118$0.00$0127,118Aug 12, 2026

Questions about Ilan Feuchtwang

Answered from the filings on this page, as of the latest one.

Is Ilan Feuchtwang buying or selling?

Ilan Feuchtwang has no open-market buy or sell on SEC Form 4; the filings on record are grants, exercises and other transactions.

How did Ilan Feuchtwang's past buys perform?

Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Ilan Feuchtwang has 0.

Where does Ilan Feuchtwang file Form 4?

Ilan Feuchtwang has filed Form 4 at CTKB (Cytek Biosciences, Inc.) as Chief Legal Officer, Secretary. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Ilan Feuchtwang: insider trades and track record | InsiderTell