Comparable stake leader
Kai Sun
SEC ownership of Hesai Group
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001861737.
Disclosed value leader
SCHRODER INVESTMENT MANAGEMENT GROUP
Comparable rows
50/50
Latest evidence
31 Mar 2026
- Public ticker
- HSAI on Nasdaq
- Parsed ownership sources
-
3/4/5, 13D/G, and 13F
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
Kai Sun
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
50 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
Kai Sun
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
31 Mar 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001861737
- Issuer location
- Shanghai, China
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of Hesai Group (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
Kai Sun
Disclosed value leader
SCHRODER INVESTMENT MANAG...
Comparable rows
50/50
Latest evidence
31 Mar 2026
3/4/5
13D/G
13F
Lead comparable stake: 20%
13D/G row: Kai Sun
Showing 1-8 of 50 holder rows.
Quick read
Kai Sun leads the comparable SEC ownership view at 20%.
50 of 50 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 Kai Sun's linked filing trail.
Comparable ownership
Top 5
Kai Sun
20%
Shaoqing Xiang
20%
Yifan Li
20%
FMR LLC
4.2%
Xiaomi Corp
3.2%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Kai Sun |
3/4/5
13D/G
Chief Scientist, Director, 10%+ Owner
|
20%
from 13D/G
|
—
9,385,622 shares
mixed-class rows
|
— | 25 Mar 2026 |
| Shaoqing Xiang |
3/4/5
13D/G
Chief Technology Officer, Director, 10%+ Owner
|
20%
from 13D/G
|
—
9,212,634 shares
mixed-class rows
|
— | 25 Mar 2026 |
| Yifan Li |
3/4/5
13D/G
Chief Executive Officer, Director, 10%+ Owner
|
20%
from 13D/G
|
—
9,036,636 shares
mixed-class rows
|
— | 25 Mar 2026 |
| FMR LLC |
13F
13D/G
Company
|
4.2%
from 13D/G
|
$70,403,063
3,682,169 shares
|
— | 31 Mar 2026 |
| Xiaomi Corp |
13D/G
Xiaomi Corporation
|
3.2%
|
$133,315,693
5,032,680 shares
|
$0 | 30 Sep 2025 |
| Lightspeed China Partners III, L.P. |
13D/G
|
2.1%
|
$90,887,989
3,234,448 shares
|
$0 | 30 Sep 2025 |
| SCHRODER INVESTMENT MANAGEMENT GROUP |
13F
Company
|
5.2%
|
$140,715,581
7,936,581 shares
|
— | 31 Mar 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13F
Company
|
1.9%
|
$56,037,030
2,930,807 shares
|
— | 31 Mar 2026 |
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 04 Aug 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 Hesai Group. Open a relationship link for the CIK-to-CIK filing trail.
Rows
8
Largest Forms 3/4/5 holder
Peng Fan
Net 12M change
$0
Latest report
25 Mar 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Peng Fan | Chief Financial Officer | $43,600 | Mixed | 18 Mar 2026 | ||
| Yi Zhang | Director | Mixed | 18 Mar 2026 | |||
| Jia Ren | Director | Mixed | 18 Mar 2026 | |||
| Kai Sun | Chief Scientist, Director, 10%+ Owner | Mixed | 25 Mar 2026 | |||
| Yifan Li | Chief Executive Officer, Director, 10%+ Owner | Mixed | 25 Mar 2026 | |||
| Hui (jasmine) Wang | Director | Mixed | 25 Mar 2026 | |||
| Cailian Yang | Vice President of Operations, Director | Mixed | 18 Mar 2026 | |||
| Shaoqing Xiang | Chief Technology Officer, Director, 10%+ Owner | Mixed | 25 Mar 2026 |
Recent insider transactions for Hesai Group
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Shaoqing Xiang | HSAI | Restricted share units | Award | 157,000 | 157,000 | 25 Mar 2026 | Direct | |||
| Hui (jasmine) Wang | HSAI | Restricted share units | Award | 6,565 | 6,565 | 25 Mar 2026 | Direct | |||
| Yifan Li | HSAI | Restricted share units | Award | 157,000 | 157,000 | 25 Mar 2026 | Direct | |||
| Kai Sun | HSAI | Restricted share units | Award | 157,000 | 157,000 | 25 Mar 2026 | Direct |
* marks a reported price that did not pass the local price check.