SEC ownership of AMC Robotics Corp

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001937891.

Comparable stake leader

(sean) da Shengwei

Disclosed value leader

(sean) da Shengwei

Comparable rows

20/22

Latest evidence

31 Mar 2026

Top shareholders Insider holders Latest transactions

Public ticker: AMCI 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: (sean) da Shengwei
Ranking: Comparable ownership first, then disclosed value
Comparable ownership rows: 20 of 22
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder: (sean) da Shengwei
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: 0001937891
Issuer location: New York, NY

Ownership snapshot

Top shareholders of AMC Robotics Corp (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

(sean) da Shengwei

Disclosed value leader

(sean) da Shengwei

Comparable rows

20/22

Latest evidence

31 Mar 2026

3/4/5 13D/G 13F Lead comparable stake: 77% 2 rows are not safely comparable across share classes. 13D/G row: (sean) da Shengwei Showing 1-8 of 22 holder rows.

Quick read

(sean) da Shengwei leads the comparable SEC ownership view at 77%.

20 of 22 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 (sean) da Shengwei's linked filing trail.

Comparable ownership Top 5

(sean) da Shengwei 77%

BERKLEY W R CORP 6.1%

WOLVERINE ASSET MANAGEMENT LLC 4.9%

COWEN AND COMPANY, LLC 2.5%

Karpus Management, Inc. 1.8%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-8 of 22 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
(sean) da Shengwei	3/4/5 13D/G CEO, Director, 10%+ Owner · Da Shengwei (Sean) 3/4/5 13D/G	77% from 13D/G	$245,892,000 34,590,000 shares mixed-class rows	—	09 Dec 2025
BERKLEY W R CORP	13D/G W. R. Berkley Corporation 13D/G	6.1%	$2,727,033 233,745 shares	$0	30 Jun 2025
WOLVERINE ASSET MANAGEMENT LLC	13D/G 13D/G	4.9%	$2,142,906 189,470 shares	-$119,094	30 Jun 2025
COWEN AND COMPANY, LLC	13D/G 13D/G	2.5%	$113,100 10,000 shares	$0	31 Dec 2024
Karpus Management, Inc.	13D/G 13D/G	1.8%	$887,302 70,050 shares	-$2,579,890	31 Oct 2025
Harraden Circle Investments, LLC	3/4/5 13D/G 13F 10%+ Owner · Company 3/4/5 13D/G 13F	0.62% from 13D/G	$5,169,314 329,825 shares	-$3,084,663	05 Dec 2025
METEORA CAPITAL, LLC	13D/G 13D/G	0%	$785 67 shares	-$3,450,976	30 Jun 2025
Vontobel Holding Ltd.	13F Company 13F	0.54%	$665,205 121,944 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: -$3,084,663.

Buys

Insiders: 0

Sells

$3,084,663

Insiders: 1

Net

-$3,084,663

Shares: -220,175

Window

Last 12 months

4 rolling buckets

Buy value Sell value

Shares: 0 Shares: 220,175

Window (months)	Sell shares	Buy value	Sell value	Net value
0-3	0	$0	$0	$0
3-6	0	$0	$0	$0
6-9	220,175	$0	$3,084,663	-$3,084,663
9-12	0	$0	$0	$0

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-11 of 11 reporting-owner rows connected to AMC Robotics Corp. Open a relationship link for the CIK-to-CIK filing trail.

Rows

Largest Forms 3/4/5 holder

(sean) da Shengwei

Net 12M change

-$3,084,663

Latest report

09 Dec 2025

Name	Relationship	Holdings Value	Past Year Net Change	Change %	Valuation	Report Date
(sean) da Shengwei	CEO, Director, 10%+ Owner	$245,892,000			Mixed	09 Dec 2025
Harraden Circle Investments, LLC	10%+ Owner	$5,169,314	-$3,084,663	-37%	Filing P/S	05 Dec 2025
AlphaVest Holding LP	10%+ Owner				Mixed	19 Dec 2022
Li (helen) Wei	Director				Mixed	19 Dec 2022
David Yan	Chief Executive officer, Director				Mixed	19 Dec 2022
Jiangang Luo	Director				Mixed	25 Nov 2024
Shu Wang	Director				Mixed	19 Dec 2022
Min Ma	VP, Finance				Mixed	09 Dec 2025
Hongfei Zhang	Director				Mixed	09 Dec 2025
Steve Jing	Chief Financial Officer, Director				Mixed	19 Dec 2022
Pengfei Zheng	Director, 10%+ Owner				Mixed	19 Dec 2022

Recent insider transactions for AMC Robotics Corp

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
(sean) da Shengwei	ATMV	Common Stock	Award	6.56%			1,050,000	17,050,000	09 Dec 2025	By Kami Vision Incorporated
(sean) da Shengwei	ATMV	Common Stock	Award				16,000,000	16,000,000	09 Dec 2025	By trust
(sean) da Shengwei	ATMV	Warrant	Award				1,540,000	1,540,000	09 Dec 2025	By Kami Vision Incorporated
Harraden Circle Investments, LLC	ATMV	Ordinary Shares	Sale	-28.8%	$1,908,880	$14.28	-133,722	329,825	09 Dec 2025	See Remarks
Harraden Circle Investments, LLC	ATMV	Ordinary Shares	Sale	-15%	$1,136,149	$13.86	-82,002	463,547	08 Dec 2025	See Remarks
Harraden Circle Investments, LLC	ATMV	Ordinary Shares	Sale	-0.81%	$39,634	$8.90	-4,451	545,549	05 Dec 2025	See Remarks

^* marks a reported price that did not pass the local price check.

SEC ownership of AMC Robotics Corp

Top shareholders of AMC Robotics Corp (13F + 13D/G + 3/4/5)

(sean) da Shengwei leads the comparable SEC ownership view at 77%.

Insider trading overview

Insider holders from Forms 3/4/5

Continue from AMC Robotics Corp ownership

Recent insider transactions for AMC Robotics Corp