Comparable stake leader
Zhang Liang
SEC ownership of Longduoduo Co Ltd
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001892316.
Disclosed value leader
—
Comparable rows
0/2
Latest evidence
27 Nov 2023
- Symbol
- LDDD on OTC
- SEC evidence covered
- 3/4/5
- Largest SEC-reported holder
- Zhang Liang
- Latest parsed evidence date
- 27 Nov 2023
- CIK
- 0001892316
- Location
- Hohhot
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
1 signal
Issuer
Who this page is about.
2 identity fields
Ownership snapshot
Top shareholders of Longduoduo Co Ltd (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Zhang Liang
Disclosed value leader
—
Comparable rows
0/2
Latest evidence
27 Nov 2023
3/4/5
Some rows are evidence-backed but not safely comparable across classes.
2 rows are not safely comparable across share classes.
Quick read
SEC ownership evidence is available, but the rows are not safely comparable across share classes.
0 of 2 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Zhang Liang's linked filing trail.
Detailed SEC evidence table Showing 1-2 of 2 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Zhang Liang |
3/4/5
10%+ Owner
|
—
class O/S missing
|
—
15,392,015 shares
|
— | 27 Nov 2023 |
| Kang Liping |
3/4/5
Chief Financial Officer
|
—
class O/S missing
|
—
5,000 shares
|
— | 27 Nov 2023 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 03 Jun 2025.
Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 0
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-8 of 8 reporting-owner rows connected to Longduoduo Co Ltd. Open a relationship link for the CIK-to-CIK filing trail.
Rows
8
Largest Forms 3/4/5 holder
Ma Jiayang
Net 12M change
$0
Latest report
25 Sep 2024
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Ma Jiayang | Director | Mixed | 25 Sep 2024 | |||
| Kang Liping | Chief Financial Officer | Mixed | 27 Nov 2023 | |||
| Zhang Liang | 10%+ Owner | Mixed | 27 Nov 2023 | |||
| Hongxiao Zhou | Chief Executive Officer, Director | Mixed | 27 Nov 2023 | |||
| Li Zhijie | Director | Mixed | 27 Nov 2023 | |||
| Wu Binbin | Director | Mixed | 27 Nov 2023 | |||
| Xu Huibo | President, Director | Mixed | 27 Nov 2023 | |||
| Shan Bo | Director | Mixed | 27 Nov 2023 |
Recent insider transactions for Longduoduo Co Ltd
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| No insider transactions were found in the last 12 months for this issuer. | ||||||||||
* marks a reported price that did not pass the local price check.