Holder evidence
50
SEC ownership of RICHTECH ROBOTICS INC.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001963685.
Lead holder
BlackRock, Inc.
13D/G signal
BlackRock, Inc.
Latest evidence
31 Mar 2026
- CIK
- 0001963685
- Symbol
- RR on Nasdaq
- Location
- Las Vegas, NV
- SEC evidence mix
- 13D/G, 13F, and 3/4/5
- Lead holder
- BlackRock, Inc.
- Latest large-stake holder
- BlackRock, Inc.
- Latest evidence date
- 31 Mar 2026
Issuer identity
Ownership snapshot
Ownership snapshot
Top shareholders of RICHTECH ROBOTICS INC. (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.
Lead holder
BlackRock, Inc.
13D/G signal
BlackRock, Inc.
Evidence rows
50
Latest as of
31 Mar 2026
13D/G
13F
3/4/5
Lead comparable stake: 7.1%
13D/G row: BlackRock, Inc.
Showing 1-8 of 50 holder rows.
Rank 1 holder
BlackRock, Inc.
13D/G
13F
- Ownership
- 7.1%
- Position
- $36.32M
Rank 2 holder
Zhenqiang Huang
3/4/5
- Ownership
- 5.1%
- Position
- $37.23M
Rank 3 holder
Phil Zheng
3/4/5
- Ownership
- 0.87%
- Position
- $6.33M
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13D/G
13F
Company
|
7.1%
|
$36,315,719
11,243,953 shares
|
+$19,086,187 | 31 Dec 2025 |
| Zhenqiang Huang |
3/4/5
Chief Financial Officer, Director, 10%+ Owner
|
5.1%
|
$37,234,080
8,112,000 shares
|
— | 04 Dec 2025 |
| Phil Zheng |
3/4/5
Chief Operating Officer
|
0.87%
|
$6,325,020
1,378,000 shares
|
-$1,049,811 | 04 Dec 2025 |
| Stephen Markscheid |
3/4/5
Director
|
0.04%
|
$206,707
64,000 shares
|
— | 08 Jul 2024 |
| John Shigley |
3/4/5
Director
|
0.04%
|
$206,694
64,000 shares
|
— | 08 Jul 2024 |
| Saul Factor |
3/4/5
Director
|
0.04%
|
$206,694
64,000 shares
|
— | 08 Jul 2024 |
| DAVIDSON KEMPNER CAPITAL MANAGEMENT LP |
13F
Company
|
5.4%
|
$17,765,000
8,500,000 shares
|
— | 31 Mar 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13F
Company
|
4.5%
|
$14,744,363
7,054,719 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
Net insider flow leans to selling over the last 12 months. Net value: -$1,258,911.
Buys
$0
Insiders: 0
Sells
$1,258,911
Insiders: 2
Net
-$1,258,911
Shares: -367,287
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 367,287
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 72,500 | $0 | $209,100 | -$209,100 |
| 6-9 | 0 | 100,000 | $0 | $511,000 | -$511,000 |
| 9-12 | 0 | 194,787 | $0 | $538,811 | -$538,811 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-8 of 8 reporting-owner rows connected to RICHTECH ROBOTICS INC.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
8
Lead holder
Zhenwu Huang
Net 12M change
-$1,258,911
Latest report
19 Feb 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Zhenwu Huang | Chief Executive Officer, Director | $140,123,520 | Mixed | 04 Dec 2025 | ||
| Zhenqiang Huang | Chief Financial Officer, Director, 10%+ Owner | $37,234,080 | Mixed | 04 Dec 2025 | ||
| Phil Zheng | Chief Operating Officer | $6,325,020 | -$1,049,811 | -14% | Mixed | 04 Dec 2025 |
| King Bliss Ltd | 10%+ Owner | $596,440 | Filing P/S | 08 Aug 2024 | ||
| Stephen Markscheid | Director | $206,707 | Mixed | 08 Jul 2024 | ||
| Saul Factor | Director | $206,694 | Mixed | 08 Jul 2024 | ||
| John Shigley | Director | $206,694 | Mixed | 08 Jul 2024 | ||
| Matthew G. Casella | Former officer | $0 | -$209,100 | -100% | Mixed | 19 Feb 2026 |
Recent insider transactions for RICHTECH ROBOTICS INC.
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Reported value | Reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Matthew G. Casella | RR | Common Shares Class B | Sale | -100% | $33,500 | $2.68 | -12,500 | 0 | 19 Feb 2026 | Direct |
| Matthew G. Casella | RR | Common Stock B Shares | Sale | -100% | $55,800 | $2.79 | -20,000 | 0 | 17 Feb 2026 | Direct |
| Matthew G. Casella | RR | Common Stock B Shares | Sale | -66.7% | $119,800 | $3.00 | -40,000 | 20,000 | 13 Feb 2026 | Direct |
| Matthew G. Casella | RR | Class B Common Stock | Award | 60,000 | 60,000 | 04 Dec 2025 | Direct | |||
| Zhenwu Huang | RR | Class B Common Stock | Tax liability | -0.59% | -180,000 | 30,528,000 | 04 Dec 2025 | Direct | ||
| Zhenwu Huang | RR | Class B Common Stock | Award | 1.32% | 400,000 | 30,708,000 | 04 Dec 2025 | Direct | ||
| Zhenqiang Huang | RR | Class B Common Stock | Tax liability | -2.17% | -180,000 | 8,112,000 | 04 Dec 2025 | Direct | ||
| Zhenqiang Huang | RR | Class B Common Stock | Award | 5.07% | 400,000 | 8,292,000 | 04 Dec 2025 | Direct | ||
| Phil Zheng | RR | Class B Common Stock | Tax liability | -13.9% | -222,000 | 1,378,000 | 04 Dec 2025 | Direct | ||
| Phil Zheng | RR | Class B Common Stock | Award | 60% | 600,000 | 1,600,000 | 04 Dec 2025 | Direct | ||
| Stephen Markscheid | RR | Class B Common Stock | Award | 60% | 24,000 | 64,000 | 29 Oct 2025 | Direct | ||
| John Shigley | RR | Class B Common Stock | Award | 60% | 24,000 | 64,000 | 29 Oct 2025 | Direct | ||
| Saul Factor | RR | Class B Common Stock | Award | 60% | 24,000 | 64,000 | 29 Oct 2025 | Direct | ||
| Zhenwu Huang | RR | Class A Common Stock | Other | 0 | 30,308,000 | 01 Oct 2025 | Direct | |||
| Phil Zheng | RR | Class B Common Stock | Other | 0 | 1,000,000 | 01 Oct 2025 | Direct | |||
| Phil Zheng | RR | Class B Common Stock | Sale | -9.09% | $511,000 | $5.11 | -100,000 | 1,000,000 | 22 Sep 2025 | Direct |
| Phil Zheng | RR | Class B Common Stock | Sale | -8.33% | $301,000 | $3.01 | -100,000 | 1,100,000 | 26 Aug 2025 | Direct |
| Phil Zheng | RR | Class B Common Stock | Sale | -4.37% | $138,611 | $2.53 | -54,787 | 1,200,000 | 05 Jun 2025 | Direct |
| Phil Zheng | RR | Class B Common Stock | Sale | -3.09% | $99,200 | $2.48 | -40,000 | 1,254,787 | 03 Jun 2025 | Direct |
* indicates a reported price that failed the local validity check.