iShares Bitcoin Premium ETF 17.2% stake reported

BlackRock Portfolio Management LLC filed Amendment No. 1 to a Schedule 13G reporting beneficial ownership of common stock of iShares Bitcoin Premium Income ETF (CUSIP 46439G108).

Rhea-AI Filing Summary

BlackRock Portfolio Management LLC filed Amendment No. 1 to a Schedule 13G reporting beneficial ownership of common stock of iShares Bitcoin Premium Income ETF (CUSIP 46439G108). As of 07/31/2026, it beneficially owned 200,000 shares, representing 17.2% of the class.

The reporting person had no voting power over these shares but held sole dispositive power over 200,000 shares, with no shared dispositive power. The interest of one underlying holder, BlackRock iShares Seed, in the ETF’s common stock is stated to exceed five percent of the total outstanding common stock.

Key Figures

Beneficial ownership: 200,000 shares Percent of class: 17.2% Sole voting power: 0 shares +4 more

7 metrics

Beneficial ownership 200,000 shares Common stock of iShares Bitcoin Premium Income ETF beneficially owned as of 07/31/2026

Percent of class 17.2% Percentage of outstanding common stock of iShares Bitcoin Premium Income ETF

Sole voting power 0 shares Shares for which BlackRock Portfolio Management LLC can vote

Shared voting power 0 shares Shares with shared power to vote or direct the vote

Sole dispositive power 200,000 shares Shares over which BlackRock Portfolio Management LLC has sole power to dispose

Shared dispositive power 0 shares Shares with shared dispositive power

Signing date 08/06/2026 Date the Schedule 13G/A was signed by the Managing Director

Key Terms

beneficially owned, Sole Dispositive Power, Schedule 13G, Investment Company Act of 1940, +1 more

5 terms

beneficially owned financial

"reflects the securities beneficially owned, or deemed to be beneficially owned, by certain business units"

Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.

Sole Dispositive Power financial

"Sole Dispositive Power 200,000.00 8 | Shared Dispositive Power 0.00"

Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.

Schedule 13G regulatory

"BlackRock Portfolio Management LLC filed Amendment No. 1 to a Schedule 13G reporting"

A Schedule 13G is a formal document that investors file with the government when they acquire a large ownership stake in a company, usually for investment purposes rather than control. It helps keep the public informed about who owns significant parts of a company's shares, which can influence how the company is managed and how investors make decisions. Filing this schedule is important for transparency and understanding the ownership landscape of publicly traded companies.

Investment Company Act of 1940 regulatory

"A listing of the shareholders of an investment company registered under the Investment Company Act of 1940"

A U.S. federal law that sets the rulebook for pooled investment vehicles such as mutual funds, exchange-traded funds and similar money managers, requiring them to register with regulators, disclose holdings and fees, limit conflicts of interest, and follow governance standards. It matters to investors because these protections and transparency rules act like a referee and scoreboard, helping people compare funds, trust that managers follow fair practices, and spot hidden costs or risks.

percent of class financial

"Percent of class: 17.2 % (c) | Number of shares as to which the person has"

Percent of class is the portion of a specific category of securities—such as a company’s common shares, preferred shares, or a bond series—that takes part in or approves a corporate action (vote, consent, tender, etc.). Investors watch this number because it reveals how much support or opposition exists within that particular shareholder group; like counting how many members of a club back a proposal, it can determine whether a plan passes or how influence is distributed.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What stake in iShares Bitcoin Premium Income ETF (BITA) does BlackRock Portfolio Management LLC report?

BlackRock Portfolio Management LLC reports beneficial ownership of 200,000 common shares of iShares Bitcoin Premium Income ETF, representing 17.2% of the outstanding class as of 07/31/2026. This position is reported on an amended Schedule 13G.

Does BlackRock Portfolio Management LLC have voting power over its BITA shares?

The report shows no voting power over the iShares Bitcoin Premium Income ETF shares, with 0 sole voting power and 0 shared voting power. However, it retains sole dispositive power over 200,000 shares and no shared dispositive power.

Who ultimately benefits from BlackRock’s BITA holdings in this Schedule 13G/A?

The document states that the interest of one person, BlackRock iShares Seed, in the common stock of iShares Bitcoin Premium Income ETF is more than five percent of the total outstanding common stock, indicating a significant underlying economic interest.

What type of securities in BITA are covered by this ownership report?

The ownership report covers Common Stock of iShares Bitcoin Premium Income ETF with CUSIP 46439G108. It specifies that 200,000 common shares are beneficially owned, representing 17.2% of the ETF’s outstanding common stock class.

Where is BlackRock Portfolio Management LLC, the BITA reporting holder, based?

BlackRock Portfolio Management LLC lists its principal business office at 50 Hudson Yards, New York, NY 10001. The issuer, iShares Bitcoin Premium Income ETF, has principal executive offices at 400 Howard Street, San Francisco, CA 94105.

When was the amended BITA ownership report by BlackRock Portfolio Management LLC signed?

The Schedule 13G/A was signed by Spencer Fleming, Managing Director, on 08/06/2026. The ownership information, including the 200,000 shares and 17.2% stake, is stated as of 07/31/2026.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 08/06/2026 - 01:31 PM Accepted by SEC EDGAR 08/06/2026 - 01:30 PM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

iShares Bitcoin Premium Income ETF

(Name of Issuer)

Common Stock

(Title of Class of Securities)

46439G108

(CUSIP Number)

07/31/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): 46439G108

1

Names of Reporting Persons

BlackRock Portfolio Management LLC

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 200,000.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

200,000.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

17.2 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

Item 1.
(a)	Name of issuer: iShares Bitcoin Premium Income ETF
(b)	Address of issuer's principal executive offices: 400 HOWARD STREET SAN FRANCISCO CA 94105
Item 2.
(a)	Name of person filing: BlackRock Portfolio Management LLC In accordance with SEC Release No. 34-39538 (January 12, 1998), this Schedule 13G reflects the securities beneficially owned, or deemed to be beneficially owned, by certain business units (collectively, the "Reporting Business Units") of BlackRock, Inc. and its subsidiaries and affiliates. It does not include securities, if any, beneficially owned by other business units whose beneficial ownership of securities are disaggregated from that of the Reporting Business Units in accordance with such release.
(b)	Address or principal business office or, if none, residence: BlackRock Portfolio Management LLC, 50 Hudson Yards New York, NY 10001
(c)	Citizenship: See Item 4 of Cover Page
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 46439G108
Item 4.	Ownership
(a)	Amount beneficially owned: 200000
(b)	Percent of class: 17.2 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 0
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 200000
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. The interest of 1 such person, BlackRock iShares Seed, in the common stock of iShares Bitcoin Premium Income ETF is more than five percent of the total outstanding common stock.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary. See Exhibit 99
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

BlackRock Portfolio Management LLC

Signature:	Spencer Fleming
Name/Title:	Managing Director
Date:	08/06/2026

Exhibit Information

Exhibit 24: Power of Attorney Exhibit 99: Item 7