InsiderTrades

Chen Bihua

SEC CIK 1599214 · EDGAR

Buying vs selling by month open-market trades, last 60 months, all 9 companies
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
BLSMBlossomHill Therapeutics, Inc.Dir, 10% 3.30M $5.00M — 22026-08-102026-08-10
BBOTBridgeBio Oncology Therapeutics, Inc.Dir, 10% 6.08M $24.00M — 62024-02-132026-07-01
HLXCHelix Acquisition Corp. IIICOB, CEO, Dir, 10% 800.0K $8.00M — 22026-01-262026-01-26
CRBPCorbus Pharmaceuticals Holdings, Inc.10% 2.34M $32.44M $344.1K 32024-01-262025-12-11
AARDAardvark Therapeutics, Inc.Former 10% Owner 987.7K $3.00M — 22025-02-142025-02-14
BIOABioAge Labs, Inc.Former 10% Owner 1.63M $8.10M — 22024-09-272024-09-27
MLTXMoonLake Immunotherapeutics10% 4.93M $105.81M — 52022-04-052023-06-30
TYRATyra Biosciences, Inc.Dir, Former 10% Owner 1.07M $5.00M — 22021-09-172021-09-17
ERASErasca, Inc.Dir 10.51M $4.42M $3.75M 22021-07-262021-08-10

Most active insiders at BLSM, 12 months

#InsiderTitleBoughtSold
1 GORDON CARL LDir $10.00M—
2 ORBIMED ADVISORS LLCDir $10.00M—
3 Chen BihuaDir, 10% $5.00M—
4 Schmid John P.Dir $96.0K—
5 Liptak Vincent PaulGC $74.7K—
6 Keyes Jason ACFO $11.2K—
7 Agrawal SundeepDir ——
8 Cui Jingrong JeanPres, CEO, Dir, 10% ——
9 Li YishanExecutive COB, Dir, 10% ——

Transactions 26

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
DMI 2026-08-10 18:32 2026-08-10 BLSM BlossomHill Therapeutics, Inc. Chen Bihua Dir, 10% C - Cnv Deriv — +3.30M 3.30M New —
DI 2026-08-10 18:32 2026-08-10 BLSM BlossomHill Therapeutics, Inc. Chen Bihua Dir, 10% P - Purchase $16.00 +312.5K 3.61M +9% +$5.00M
MI 2026-07-06 16:34 2026-07-01 BBOT BridgeBio Oncology Therapeutics, Inc. Chen Bihua Dir, 10% J - Other $0.00 0 6.08M New $0
DAI 2026-01-28 2026-01-26 HLXC Helix Acquisition Corp. III Chen Bihua COB, CEO, Dir, 10% P - Purchase $10.00 +800.0K 800.0K New +$8.00M
DAI 2026-01-28 2026-01-26 HLXC Helix Acquisition Corp. III Chen Bihua COB, CEO, Dir, 10% A - Grant $10.00 +497.5K 497.5K New +$4.97M
I 2025-12-15 2025-12-11 CRBP Corbus Pharmaceuticals Holdings, Inc. Chen Bihua 10% S - Sale $11.46 -30.0K 2.34M -1% -$344.1K
DI 2025-08-13 2025-08-11 BBOT BridgeBio Oncology Therapeutics, Inc. Chen Bihua Dir, 10% D - Sale to Iss $0.00 -152.9K 4.53M -3% $0
DI 2025-08-13 2025-08-11 BBOT BridgeBio Oncology Therapeutics, Inc. Chen Bihua Dir, 10% M - OptEx — +4.17M 4.68M +820% —
DMI 2025-08-13 2025-08-11 BBOT BridgeBio Oncology Therapeutics, Inc. Chen Bihua Dir, 10% A - Grant $10.72 +10.95M 1.54M New +$117.39M
DI 2025-02-19 2025-02-14 AARD Aardvark Therapeutics, Inc. Chen Bihua Former 10% Owner P - Purchase $16.00 +187.5K 987.7K +23% +$3.00M
DI 2025-02-19 2025-02-14 AARD Aardvark Therapeutics, Inc. Chen Bihua Former 10% Owner C - Cnv Deriv — +800.2K 800.2K New —
DI 2024-10-01 2024-09-27 BIOA BioAge Labs, Inc. Chen Bihua Former 10% Owner P - Purchase $18.00 +450.0K 1.63M +38% +$8.10M
DI 2024-10-01 2024-09-27 BIOA BioAge Labs, Inc. Chen Bihua Former 10% Owner C - Cnv Deriv — +1.18M 1.18M New —
MI 2024-03-11 2024-03-07+ CRBP Corbus Pharmaceuticals Holdings, Inc. Chen Bihua 10% P - Purchase $42.41 +550.0K 1.75M +46% +$23.33M
I 2024-02-13 2024-02-13 BBOT BridgeBio Oncology Therapeutics, Inc. Chen Bihua CEO, COB, Dir, 10% A - Grant $10.00 +509.0K 509.0K New +$5.09M
MI 2024-02-13 2024-02-13 BBOT BridgeBio Oncology Therapeutics, Inc. Chen Bihua CEO, COB, Dir, 10% P - Purchase $10.00 +2.40M 903.6K New +$24.00M
MI 2024-01-30 2024-01-26 CRBP Corbus Pharmaceuticals Holdings, Inc. Chen Bihua 10% P - Purchase $32.24 +282.6K 678.0K +71% +$9.11M
I 2023-07-05 2023-06-30 MLTX MoonLake Immunotherapeutics Chen Bihua 10% P - Purchase $50.00 +800.0K 4.93M +19% +$40.00M
MI 2023-06-28 2023-06-26 MLTX MoonLake Immunotherapeutics Chen Bihua 10% P - Purchase $45.63 +450.0K 4.10M +12% +$20.54M
MI 2023-03-22 2023-03-20+ MLTX MoonLake Immunotherapeutics Chen Bihua 10% P - Purchase $20.28 +827.1K 3.30M +33% +$16.77M
DI 2022-04-07 2022-04-05 MLTX MoonLake Immunotherapeutics Chen Bihua 10% P - Purchase $10.00 +2.85M 2.85M New +$28.50M
DI 2022-04-07 2022-04-05 MLTX MoonLake Immunotherapeutics Chen Bihua 10% C - Cnv Deriv $0.00 +2.79M 3.21M +648% $0
DI 2021-09-21 2021-09-17 TYRA Tyra Biosciences, Inc. Chen Bihua Dir, Former 10% Owner P - Purchase $16.00 +312.5K 1.07M +41% +$5.00M
DI 2021-09-21 2021-09-17 TYRA Tyra Biosciences, Inc. Chen Bihua Dir, Former 10% Owner C - Cnv Deriv — +757.4K 757.4K New —
I 2021-08-10 2021-08-10 ERAS Erasca, Inc. Chen Bihua Dir P - Purchase $22.10 +200.0K 10.51M +2% +$4.42M
I 2021-08-10 2021-07-26 ERAS Erasca, Inc. Chen Bihua Dir S - Sale $18.77 -200.0K 10.31M -2% -$3.75M

Purchase Sale Sale after option exercise All abbreviations