Form
SCHEDULE 13D/A
Active or control-oriented beneficial ownership filing.
Ho Chi Sing - 30 Sep 2025 SCHEDULE 13D/A Report for CASI Pharmaceuticals, Inc. Ordinary Shares, par value US$0.0001 per share (CASI)
- Large-stake signal
-
Ownership
4.8%Beneficial ownership of this reported class.
Shares
992,638 sharesShares beneficially owned as disclosed.
Event date
30 Sep 2025Date tied to the ownership event or amendment.
Accepted by SEC
20 Jan 2026EDGAR acceptance date.
How to read this large-stake filing
- Schedule 13D/G filings focus on beneficial ownership stakes, not a full portfolio.
- Compare this filing with the holder history and issuer page before treating the percentage as a current position.
- Use amendments to understand whether the disclosed stake increased, decreased, or changed reporting status.
- Class ownership
- 4.8%
- Symbol
- CASI
- Shares outstanding
- 20,679,958 shares
- SEC form
- SCHEDULE 13D/A
- Accepted by SEC
- 20 Jan 2026, 09:33:06 UTC
- Event date
- 30 Sep 2025
- Prior SEC filing
- 03 Feb 2025
- Source filing
- View source filing
Ownership signal
CIK-linked ownership evidence from parsed SEC filings.
2 signals
Subject security
Names, identifiers, and filing context for this profile.
2 source fields
Source evidence
Original filing metadata and source links for verification.
5 source fields
Key filing fact
Ho Chi Sing disclosed 4.8% ownership in CASI Pharmaceuticals, Inc. Ordinary Shares, par value US$0.0001 per share (CASI) on 30 Sep 2025.
Key facts
- Ho Chi Sing filed SCHEDULE 13D/A for CASI Pharmaceuticals, Inc. Ordinary Shares, par value US$0.0001 per share (CASI).
- Disclosed ownership: 4.8%.
- Date of event: 30 Sep 2025.
Change
- Previous schedule filing date: 03 Feb 2025.
- Current filing was accepted on 20 Jan 2026, 09:33.
Research use
- This page turns one Schedule 13D/G filing into a quick large-stake read before the raw reporting-person rows.
- Use the linked SEC filing as the source of truth for ownership percentages, shares, and reporting-party details.
Evidence
Backed by Schedule 13D/13G
View source filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting persons
Disclosed reporting parties (6)
Names, ownership percentages, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.
| Name | Ownership | Shares owned | Sole voting power | Shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| IDG-Accel China Growth Fund III L.P. | 4.5% | 915,850 | 855,222 | 60,628 | /s/ Chi Sing Ho on behalf of IDG-Accel China Growth Fund GP III Associates Ltd., ultimate General Partner of IDG-Accel China Growth Fund III L.P. | Chi Sing Ho / Authorized Signatory | 0001508829 |
| IDG-Accel China III Investors L.P. | 4.5% | 915,850 | 60,628 | 855,222 | /s/ Chi Sing Ho on behalf of IDG-Accel China Growth Fund GP III Associates Ltd., General Partner of IDG-Accel China III Investors L.P. | Chi Sing Ho / Authorized Signatory | 0001550193 |
| IDG-Accel China Growth Fund III Associates L.P. | 4.5% | 915,850 | 855,222 | 60,628 | /s/ Chi Sing Ho on behalf of IDG-Accel China Growth Fund GP III Associates Ltd., General Partner of IDG-Accel China Growth Fund III Associates L.P. | Chi Sing Ho / Authorized Signatory | 0001550192 |
| IDG-Accel China Growth Fund GP III Associates Ltd. | 4.5% | 915,850 | 915,850 | 0 | /s/ Chi Sing Ho | Chi Sing Ho / Authorized Signatory | 0001564281 |
| Ho Chi Sing | 4.5% | 915,850 | 0 | 915,850 | /s/ Ho Chi Sing | Ho Chi Sing | 0001545806 |
| Zhou Quan | 4.8% | 992,638 | 76,788 | 915,850 | /s/ Quan Zhou | Quan Zhou | 0001491503 |
CIK / CUSIP context first