CNTB insider buying and SEC filings, explained
Connect Biopharma Holdings Ltd · CIK 1835268
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Company profile
- Exchanges
- Nasdaq
- Industry (SIC)
- Pharmaceutical Preparations
- State of incorporation
- E9
- Fiscal year end
- Dec 31
Insider activity in the last 12 months
Bought
$4.4M
Insiders who bought
1
Sold (not marked 10b5-1)
$0
Planned sales (10b5-1)
$0
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| May 29, 2026 | Purchase (code P) | James Huang (Director) bought 150,000 shares indirectly at about $2.48 ($372K), reported as a purchase (code P). Indirect holdings up 1% to 13,310,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jun 2, 2026 |
| Mar 31, 2026 | Purchase (code P) | James Huang (Director) bought 1,160,000 shares indirectly at $3.45 ($4.0M), reported as a purchase (code P). Indirect holdings up 10% to 13,160,000 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 1, 2026 |
6 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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