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Insider · CIK 0001782545

Jessica Sachs

officer

Files at COGT (Cogent Biosciences, Inc.). First filing Dec 30, 2025, latest Dec 30, 2025.

In brief

Jessica Sachs files SEC Form 4 as officer at COGT (Cogent Biosciences, Inc.). Since Dec 30, 2025, Jessica Sachs has reported 0 open-market buys worth $0 and 1 open-market sell worth $3.2M, the latest filed on Dec 30, 2025.

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

The newest scored trade: sold $3.2M of COGT on Dec 26, 2025, filed Dec 30, 2025, scored 65 (notable). In the last 12 months: 0 buys worth $0 and 1 sell worth $3.2M.

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 / 1
$0 bought, $3.2M sold

Where the trades landed

Last year at the company this insider has traded most, with each buy and sell on the bar it happened.

COGT: Cogent Biosciences, Inc.

COGTOct 9, 2026 · close 31.00

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

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

ScoreCompanyValueHoldingsPrice contextFiled
65Notable
COGTsell 4
Cogent Biosciences, Inc.
$3.2M
82,642 shares
-38%+867% from low-8% from high

Planned sales

Form 144 notices this insider filed before selling restricted or control stock, newest first.

FiledCompanySharesValueSale datePast 3 months
Dec 29, 2025 COGT
COGENT BIOSCIENCES, INC.
82,642
0.06% of outstanding
$3.2MDec 26, 2025none

Transactions

Every row this insider has filed, 6 in all, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Dec 26, 2025COGT
Cogent Biosciences, Inc.
SOpen-market sale
Common Stock
-82,642$38.70$3.2M133,938Dec 30, 2025
Dec 17, 2025COGT
Cogent Biosciences, Inc.
AGrant or award
Common Stock
+50,000$0.00$051,296Dec 19, 2025
Dec 17, 2025COGT
Cogent Biosciences, Inc.
AGrant or award
Common Stock
+320,000$0.00$0371,296Dec 19, 2025
Dec 17, 2025COGT
Cogent Biosciences, Inc.
FTax withholding
Common Stock
-154,716$39.45$6.1M216,580Dec 19, 2025
Dec 17, 2025COGT
Cogent Biosciences, Inc.
AGrant or award
Stock Option (Right to Buy)derivative
+65,000$0.00$065,000Dec 19, 2025
Jan 23, 2025COGT
Cogent Biosciences, Inc.
AGrant or award
Stock Option (Right to Buy)derivative
+270,000$0.00$0270,000Jan 27, 2025

Questions about Jessica Sachs

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

Is Jessica Sachs buying or selling?

In the last 12 months Jessica Sachs reported 0 open-market buys worth $0 and 1 open-market sell worth $3.2M on SEC Form 4; the latest was sold $3.2M of COGT on Dec 26, 2025. Grants, option exercises and tax withholding are not counted.

How did Jessica Sachs's past buys perform?

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

Where does Jessica Sachs file Form 4?

Jessica Sachs has filed Form 4 at COGT (Cogent Biosciences, Inc.) as Chief Medical Officer. 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.

Jessica Sachs: insider trades and track record | InsiderTell