SEC ownership of Robot Consulting Co., Ltd.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0002007599.
- CIK
- 0002007599
- Symbol
- LAWR on Nasdaq
- Location
- Tokyo, Japan
- Parsed ownership evidence
- 13D/G, 3/4/5, and 13F
- Lead holder
- Hidetoshi Yokoyama
- 13D/G signal
- Hidetoshi Yokoyama
- Latest evidence date
- 31 Mar 2026
Ownership snapshot
Top shareholders of Robot Consulting Co., Ltd. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with the largest verified stakes, then open the linked filing trail.
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Hidetoshi Yokoyama |
13D/G
3/4/5
Director
|
62%
|
$106,695,000
28,452,000 shares
|
$0 | 30 Sep 2025 |
| HRT FINANCIAL LP |
13F
Company
|
0.14%
|
$236,000
62,967 shares
|
— | 31 Mar 2026 |
| MORGAN STANLEY |
13F
Company
|
0.08%
|
$131,250
35,000 shares
|
— | 31 Mar 2026 |
| Quadrature Capital Ltd |
13F
Company
|
0.07%
|
$115,151
30,707 shares
|
— | 31 Mar 2026 |
| CITADEL ADVISORS LLC |
13F
Company
|
0.06%
|
$78,826
28,027 shares
|
— | 31 Mar 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP |
13F
Company
|
0.03%
|
$48,083
12,822 shares
|
— | 31 Mar 2026 |
| RHUMBLINE ADVISERS |
13F
Company
|
0.01%
|
$14,733
3,929 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 28 May 2025.
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 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
Current reporting-owner rows connected to Robot Consulting Co., Ltd.. Open the relationship link for the CIK-to-CIK filing trail.
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Koji Aoki | Director | Mixed | 18 Mar 2026 | |||
| Hidetoshi Yokoyama | Director | Mixed | 18 Mar 2026 | |||
| Tomoya Suzuki | Director and CTO, Director | Mixed | 18 Mar 2026 | |||
| Yukio Aida | Director and CFO, Director | Mixed | 18 Mar 2026 | |||
| Amit Thakur | Director and CEO, Director | Mixed | 18 Mar 2026 | |||
| Arisa Koga | Director and COO, Director | Mixed | 18 Mar 2026 |
Recent Insider Transactions by Companies or Individuals for Robot Consulting Co., Ltd.
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Hidetoshi Yokoyama | LAWR | Ordinary shares | 0 | 28,452,000 | 18 Mar 2026 | Direct |