HUEN IAN CHUNG YUEN → Aptorum Group Ltd APM

Stake: — Shares: —

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)

0 transactions

0 buys · 0 sales · 0 awards/exercises

Issuer Cluster

7 13D/G filings on this issuer

6 other filings besides this one

Filer Track Record

3 filings by this filer

2 other filings in the data moat

Short Interest · settle 2026-07-15

DTC 3.91

66,930 shares short · +7.1% vs prior

Other 13D/G Filings on Aptorum Group Ltd

Filed	Form	Filer	Stake	Shares
2026-07-24	SCHEDULE 13D	Sheinerman Kira	51.56%	1,515,293	view →
2023-05-24	SC	Lui Darren	—	—	view →
2021-06-01	SC	HUEN IAN CHUNG YUEN	—	—	view →
2020-03-10	SC	HUEN IAN CHUNG YUEN	—	—	view →
2019-07-11	SC	Lui Darren	—	—	view →
2019-05-08	SC	Lui Darren	—	—	view →

Other Filings by HUEN IAN CHUNG YUEN

Filed	Form	Issuer	Stake	Shares
2021-06-01	SC	Aptorum Group Ltd APM	—	—	view →
2020-03-10	SC	Aptorum Group Ltd APM	—	—	view →

Want this depth on every filing the moment it hits SEC EDGAR?

Full feed access · API · daily intelligence brief · custom alerts. From $49/mo.

See pricing →