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Insider · CIK 0001858176

George Kemble

directorchairofficer

Files at SGMT (Sagimet Biosciences Inc.). First filing Nov 21, 2025, latest Nov 21, 2025.

George Kemble files SEC Form 4 as director and chair at SGMT (Sagimet Biosciences Inc.). Since Nov 21, 2025, George Kemble has reported 0 open-market buys worth $0 and 1 open-market sell worth $290k, the latest filed on Nov 21, 2025.

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

The newest scored trade: sold $290k of SGMT on Nov 20, 2025, filed Nov 21, 2025, scored 24 (weak), under a 10b5-1 plan. In the last 12 months: 0 buys worth $0 and 1 sell worth $290k.

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, $290k 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.

SGMT: Sagimet Biosciences Inc.

SGMTOct 9, 2026 · close 8.93

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
24Weak
SGMTsell10b5-1
Sagimet Biosciences Inc.
$290k
37,688 shares
-32%-

Planned sales

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

FiledCompanySharesValueSale datePast 3 months
Nov 20, 2025 SGMT
SAGIMET BIOSCIENCES INC
37,688
0.12% of outstanding
$296kNov 20, 2025none

Transactions

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

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Nov 20, 2025SGMT
Sagimet Biosciences Inc.
SOpen-market sale
Series A Common Stock10b5-1
-37,688$7.69$290k81,005Nov 21, 2025
Jun 9, 2025SGMT
Sagimet Biosciences Inc.
AGrant or award
Stock Option (Right to Buy)derivative
+32,250$0.00$032,250Jun 10, 2025

Questions about George Kemble

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

Is George Kemble buying or selling?

In the last 12 months George Kemble reported 0 open-market buys worth $0 and 1 open-market sell worth $290k on SEC Form 4; the latest was sold $290k of SGMT on Nov 20, 2025. Grants, option exercises and tax withholding are not counted.

How did George Kemble's past buys perform?

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

Where does George Kemble file Form 4?

George Kemble has filed Form 4 at SGMT (Sagimet Biosciences Inc.) as Executive Chairman. 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.

George Kemble: insider trades and track record | InsiderTell