How is the Arxis (ARXS) IPO related to these insider share movements?

Both transactions are connected to Arxis’s initial public offering. The restricted stock award replaced subsidiary equity as part of a reorganization, and the 12,500-share purchase occurred through a directed share program conducted in connection with the IPO.

Arxis (ARXS) officer awarded 1.09M shares and buys more

Filing Impact

(Moderate)

Filing Sentiment

(Positive)

Form Type

Rhea-AI Filing Summary

Arxis, Inc. officer Ross Bradley Sealfon reported two transactions in Class A Common Stock. On April 16, 2026, he received 1,090,307 shares through a restricted stock award replacing equivalent equity interests in a subsidiary as part of the company’s initial public offering reorganization; 775,067 shares remain subject to time-vesting conditions.

On April 17, 2026, he made an open-market purchase of 12,500 shares at $28.00 per share through the IPO’s directed share program, bringing his direct holdings to 1,102,807 shares of Class A Common Stock.

Insider Trade Summary

Net Buyer: 12,500 shares ($350,000)

Net Buy 2 txns

Insider Sealfon Ross Bradley

Role See Remarks

Bought 12,500 shs ($350K)

Type	Security	Shares	Price	Value
Purchase	Class A Common Stock	12,500	$28.00	$350K
Grant/Award	Class A Common Stock	1,090,307	$0.00	--

Holdings After Transaction: Class A Common Stock — 1,102,807 shares (Direct, null)

Footnotes (1)

Represents shares of Class A Common Stock subject to an award of restricted stock, of which 775,067 shares remain subject to time-vesting conditions. The award was issued in replacement of equity interests in a subsidiary of the Issuer with equivalent value as a result of the reorganization of the Issuer effected in connection with the Issuer's initial public offering. Represents shares of Class A Common Stock purchased by the Reporting Person through the directed share program conducted in connection with the Issuer's initial public offering.

Key Figures

Restricted stock award: 1,090,307 shares Time-vesting portion: 775,067 shares Open-market purchase: 12,500 shares +3 more

6 metrics

Restricted stock award 1,090,307 shares Class A Common Stock granted on April 16, 2026

Time-vesting portion 775,067 shares Part of restricted stock award remains subject to time-vesting conditions

Open-market purchase 12,500 shares Class A Common Stock purchased on April 17, 2026

Purchase price $28.00 per share Price paid for 12,500 purchased shares

Holdings after transactions 1,102,807 shares Total direct Class A holdings following April 17, 2026 purchase

Net buy shares 12,500 shares Net buy direction across reported transactions

Key Terms

restricted stock, time-vesting conditions, reorganization, initial public offering, +2 more

6 terms

restricted stock financial

"Represents shares of Class A Common Stock subject to an award of restricted stock"

Shares granted to an individual that carry limits on transfer or sale until certain conditions are met, such as staying with the company for a set time or hitting performance targets. Think of them as a locked gift that gradually opens; for investors they matter because they affect how many shares may enter the market later, signal management incentives and potential dilution, and reveal confidence in future company performance.

time-vesting conditions financial

"775,067 shares remain subject to time-vesting conditions"

reorganization financial

"as a result of the reorganization of the Issuer effected in connection"

initial public offering financial

"reorganization of the Issuer effected in connection with the Issuer's initial public offering"

An initial public offering (IPO) is when a private company first sells its shares to the public and becomes a stock-listed company. It matters because it allows the company to raise money from a wide range of investors, helping it grow, while giving early shareholders a way to sell some of their ownership.

open-market purchase financial

"transaction_action: open-market purchase"

An open-market purchase is when an investor or a company buys shares on a public stock exchange at the going market price, rather than through a private deal. It matters to investors because these purchases change how many shares are available, can push the stock price up or signal confidence from large buyers, and often affect per-share metrics like earnings—think of it like someone buying lots of apples off a grocery shelf, reducing supply and potentially raising the price.

Form 4 Insider Transactions: What Each Field Means →

04/20/2026 - 09:08 PM

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Sealfon Ross Bradley

(Last)

(First)

(Middle)

1332 BLUE HILLS AVENUE

(Street)

BLOOMFIELD

CONNECTICUT

06002

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Arxis, Inc. [ ARXS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	See Remarks

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/16/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Class A Common Stock	04/16/2026		A		1,090,307⁽¹⁾	A	⁽¹⁾	1,090,307	D
Class A Common Stock	04/17/2026		P		12,500⁽²⁾	A	$28	1,102,807	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Represents shares of Class A Common Stock subject to an award of restricted stock, of which 775,067 shares remain subject to time-vesting conditions. The award was issued in replacement of equity interests in a subsidiary of the Issuer with equivalent value as a result of the reorganization of the Issuer effected in connection with the Issuer's initial public offering.

2. Represents shares of Class A Common Stock purchased by the Reporting Person through the directed share program conducted in connection with the Issuer's initial public offering.

Remarks:

President Mechanical Components

	/s/ Jennifer Allen, attorney-in-fact for Ross Sealfon	04/20/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transactions did Arxis (ARXS) report for Ross Bradley Sealfon?

Arxis reported that officer Ross Bradley Sealfon received a large restricted stock award and also bought additional shares. He was granted 1,090,307 Class A shares and separately purchased 12,500 shares at $28.00 each, all held as direct ownership.

How many Arxis (ARXS) shares did the officer acquire through the stock award?

He received 1,090,307 shares of Class A Common Stock via a restricted stock award. This award replaced equity interests in a subsidiary with equivalent value after Arxis reorganized in connection with its initial public offering.

What are the vesting terms of the Arxis (ARXS) restricted stock award?

Out of the 1,090,307 restricted shares granted, 775,067 remain subject to time-vesting conditions. This means those shares will only fully belong to him over time, according to the award’s vesting schedule described in the grant.

How many Arxis (ARXS) shares did the officer buy in the open market and at what price?

He purchased 12,500 shares of Arxis Class A Common Stock at $28.00 per share. The purchase was made through the directed share program associated with the company’s initial public offering, reflecting an open-market transaction.

What is Ross Bradley Sealfon’s total direct holding in Arxis (ARXS) after these transactions?

Following the restricted stock award and the open-market purchase, his direct holdings total 1,102,807 shares of Arxis Class A Common Stock. This figure reflects all reported non-derivative shares he owns directly after the Form 4 transactions.