Huang James: insider buys
Every open-market stock purchase reported by Huang James to the SEC on Form 4.
Total bought$4.37M
Purchases2
Companies1
Last purchase filedJun 2, 2026
Return on these buys-76%
Huang James has made 2 open-market purchases worth $4.37M in 1 company since Apr 1, 2026, according to SEC Form 4 filings. The most recent was filed on Jun 2, 2026: 150,000 shares of CNTB at $2.48 (Director), worth $372K. The largest was $4M of CNTB on Mar 31, 2026. Taken together, these purchases are down 76% at the latest closing prices (split-adjusted, weighted by amount).
Companies Huang James bought
| Ticker | Company | Role | Buys | Total | Since buy | Last filed |
|---|---|---|---|---|---|---|
| CNTB | Connect Biopharma Holdings Ltd | Director | 2 | $4.37M | -76% | Jun 2 |
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| Filed | Stock | Insider | Value | Shares | Price | Since buy | Stake | Trade | |
|---|---|---|---|---|---|---|---|---|---|
| Jun 2 | CNTBConnect Biopharma Holdings Ltd | Huang JamesDirector | $372K | 150,000 | $2.48 | -68% | +1% | May 29 | SEC |
| Apr 1 | CNTBConnect Biopharma Holdings Ltd | Huang JamesDirector | $4M | 1,160,000 | $3.45 | -77% | +10% | Mar 31 | SEC |