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Insider · CIK 0001772259

Jingrong Jean Cui

ceopresidentofficerdirectorowner

Files at BLSM (BlossomHill Therapeutics, Inc.). First filing -, latest -.

In brief

Jingrong Jean Cui files SEC Form 4 as CEO, president, director and 10% owner at BLSM (BlossomHill Therapeutics, 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; Jingrong Jean Cui 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, 7 in all, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Aug 10, 2026BLSM
BlossomHill Therapeutics, Inc.
CConversion
Common Stockindirect: By The Li and Cui Family Trust
+1,600,682--1,600,682Aug 10, 2026
Aug 10, 2026BLSM
BlossomHill Therapeutics, Inc.
CConversion
Common Stockindirect: By The Li and Cui Family Trust
+113,435--1,714,117Aug 10, 2026
Aug 10, 2026BLSM
BlossomHill Therapeutics, Inc.
CConversion
Common Stockindirect: By RongShan, LLC
+124,779--124,779Aug 10, 2026
Aug 6, 2026BLSM
BlossomHill Therapeutics, Inc.
AGrant or award
Employee Stock Option (Right to Buy)derivative
+676,205$0.00$0676,205Aug 10, 2026
Aug 10, 2026BLSM
BlossomHill Therapeutics, Inc.
CConversion
Series Angel Preferred Stockderivativeindirect: By The Li and Cui Family Trust
-1,600,682--0Aug 10, 2026
Aug 10, 2026BLSM
BlossomHill Therapeutics, Inc.
CConversion
Series B Preferred Stockderivativeindirect: By The Li and Cui Family Trust
-113,435--0Aug 10, 2026
Aug 10, 2026BLSM
BlossomHill Therapeutics, Inc.
CConversion
Series B Preferred Stockderivativeindirect: By RongShan, LLC
-124,779--0Aug 10, 2026

Questions about Jingrong Jean Cui

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

Is Jingrong Jean Cui buying or selling?

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

How did Jingrong Jean Cui's past buys perform?

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

Where does Jingrong Jean Cui file Form 4?

Jingrong Jean Cui has filed Form 4 at BLSM (BlossomHill Therapeutics, Inc.) as President and CEO. 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.

Jingrong Jean Cui: insider trades and track record | InsiderTell