BC
Insider
Bihua Chen
OtherBihua Chen (Other) filed 3 Form 4 reports in the trailing twelve months (2 purchases, 1 sale), most often in Aardvark Therapeutics, Inc. (AARD). Across 1 priced purchase filing, the average 21-session return was +39.0% from execution and +39.0% from disclosure (delay-adjusted; derived). The largest single filing was $8.0M of HLXC (800,000 sh × $10.00, as filed), executed Jan 26.
Add to watchlistReturn, ttmiAverage return per filing, trailing twelve months
+39.0%
avg across 1 priced filings
Delay-adjustediThe same average, entered at disclosure dates
+39.0%
same 1 filings, from disclosure
Filings, ttm
3
2 buys · 1 sells
Median delay
0d
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$13.3M
shares × price, as filed
Last traded
Aug 10
Filed Aug 10
Median ADV $7.0M across their filed names
Open performance→Volume by month
Buys $24.1M
Sells $344K
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Healthcare
2 filings
Not on file
1 filing
Sector per market data · by filing · past 12 months
Most traded names
AARDRecent filings
BLSMPURCHASE
BlossomHill Therapeutics, Inc. Common Stock
View filing →
$5.0M312,500 sh × $16.00
Exec Aug 10
Filed Aug 10 · 6:32 PM ET HLXCPURCHASE Helix Acquisition Corp. III View filing → $8.0M
800,000 sh × $10.00
Exec Jan 26
Filed Jan 28 · 8:36 PM ET CRBPSALE Corbus Pharmaceuticals Holdings, Inc. View filing → $344K
30,029 sh × $11.46
Exec Dec 11 2025
Filed Dec 15 2025 · 5:30 PM ET AARDPURCHASE Aardvark Therapeutics, Inc. View filing → $3.0M
187,500 sh × $16.00
Exec Feb 14 2025
Filed Feb 19 2025 · 5:30 PM ET BIOAPURCHASE BioAge Labs, Inc. View filing → $8.1M
450,000 sh × $18.00
Exec Sep 27 2024
Filed Oct 1 2024 · 5:30 PM ET