Aditxt (NASDAQ: ADTX) holder HRT Financial buys 2,114,344 shares

Filing Impact

(Neutral)

Filing Sentiment

(Positive)

Form Type

Rhea-AI Filing Summary

Aditxt, Inc. reported an insider transaction by major shareholder HRT Financial LP. On June 15, 2026, HRT Financial LP executed an open-market purchase of 2,114,344 shares of Aditxt common stock at $0.014 per share. Following this transaction, HRT Financial LP directly holds 344,964 shares of Aditxt common stock according to the filing. This activity was disclosed on a Form 4 as a transaction by a ten percent owner.

Insider Trade Summary

Net Buyer: 2,114,344 shares ($29,601)

Net Buy 1 txn

Insider HRT FINANCIAL LP

Role null

Bought 2,114,344 shs ($30K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	2,114,344	$0.014	$30K

Holdings After Transaction: Common Stock — 344,964 shares (Direct, null)

Footnotes (1)

Key Figures

Shares purchased: 2,114,344 shares Purchase price: $0.014 per share Shares held after transaction: 344,964 shares +2 more

5 metrics

Shares purchased 2,114,344 shares Open-market purchase on June 15, 2026

Purchase price $0.014 per share Price paid for Aditxt common stock

Shares held after transaction 344,964 shares Direct holdings of HRT Financial LP after purchase

Net buy/sell shares 2,114,344 shares Net buy direction in transaction summary

Buy transactions count 1 transaction Number of buy entries in Form 4

Key Terms

ten percent owner, open-market purchase, Form 4, common stock

4 terms

ten percent owner financial

"reporting an open-market purchase of common stock as a ten percent owner"

open-market purchase financial

"HRT Financial LP executed an open-market purchase of 2,114,344 shares"

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 regulatory

"This activity was disclosed on a Form 4 as a transaction"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

common stock financial

"bought 2,114,344 shares of Aditxt common stock at $0.014 per share"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

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Form 4 Insider Transactions: What Each Field Means →

06/17/2026 - 04:23 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^*

HRT FINANCIAL LP

(Last)

(First)

(Middle)

3 WORLD TRADE CENTER, 175 GREENWICH STRE

76TH FLOOR

(Street)

NEW YORK

10007

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Aditxt, Inc. [ ADTX ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/08/2026

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)
Common Stock	06/15/2026		P		2,114,344	D	$0.014	344,964	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:

	Adam Nunes	06/17/2026
	** 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 transaction did HRT Financial LP report for Aditxt (ADTX)?

HRT Financial LP reported an open-market purchase of 2,114,344 Aditxt common shares. The transaction was executed at a price of $0.014 per share and disclosed on a Form 4 as activity by a ten percent owner of the company.

When did the Aditxt (ADTX) insider purchase by HRT Financial LP occur?

The insider purchase occurred on June 15, 2026. On that date, HRT Financial LP bought 2,114,344 shares of Aditxt common stock in an open-market transaction at $0.014 per share, as reported in the Form 4 filing.

How many Aditxt (ADTX) shares did HRT Financial LP buy and at what price?

HRT Financial LP bought 2,114,344 shares of Aditxt common stock at $0.014 per share. This open-market purchase was reported on a Form 4 insider filing and reflects activity by a ten percent owner of the company.

What are HRT Financial LP’s Aditxt (ADTX) holdings after the reported transaction?

After the reported transaction, HRT Financial LP directly holds 344,964 shares of Aditxt common stock. This post-transaction ownership figure is stated in the Form 4 filing and reflects the position immediately following the June 15, 2026 purchase.

What does the Form 4 filing reveal about HRT Financial LP’s role at Aditxt (ADTX)?

The Form 4 filing identifies HRT Financial LP as a ten percent owner of Aditxt. It does not list the firm as a director or officer, but shows it as a significant shareholder reporting an open-market purchase of common stock.