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Stock Insider Trading Activity of Chen Bihua
Chen Bihua
Buy
Director, 10% Owner
BLSM Aug 10, 2026
Avg Cost/Share
$16.00
Shares
312,500
Total Value
$5,000,000.00
Owned After
3,614,034
SEC Form 4
Chen Bihua
Sell
Other
MLTX Sep 30, 2025
Avg Cost/Share
$6.96
Shares
5,827
Total Value
$40,555.92
Owned After
1,994,173
SEC Form 4
Chen Bihua
Sell
Other
MLTX Sep 29, 2025
Avg Cost/Share
$7.99
Shares
6,494,151
Total Value
$46,827,628.18
Owned After
1,994,173
Chen Bihua
Buy
CEO and Chairperson
HLXB Feb 13, 2024
Avg Cost/Share
$10.00
Shares
2,400,000
Total Value
$24,000,000.00
Owned After
1,427,040
| Insider | Ticker | Relationship | Date | Transaction | Avg Cost | Shares | Total Value | Owned After | SEC Forms |
|---|---|---|---|---|---|---|---|---|---|
| Chen Bihua | BLSM | Director, 10% Owner | Aug 10, 2026 | Buy | $16.00 | 312,500 | $5,000,000.00 | 3,614,034 | |
| Chen Bihua | MLTX | Other | Sep 30, 2025 | Sell | $6.96 | 5,827 | $40,555.92 | 1,994,173 | |
| Chen Bihua | MLTX | Other | Sep 29, 2025 | Sell | $7.99 | 6,494,151 | $46,827,628.18 | 1,994,173 | |
| Chen Bihua | HLXB | CEO and Chairperson | Feb 13, 2024 | Buy | $10.00 | 2,400,000 | $24,000,000.00 | 1,427,040 |