Samuel Weatherford (BRCB) reports 539,732 shares (2.5%) via Pereboom Trusts

Rhea-AI Filing Summary

Black Rock Coffee Bar, Inc. filing amends a Schedule 13G to report that Samuel W. Weatherford holds 539,732 shares of Class A Common Stock, representing 2.5% of the class. The filing states these shares are held through the Pereboom Trusts, for which Mr. Weatherford is investment advisor and disclaims beneficial ownership except for his pecuniary interest. The percentage is based on 21,572,893 shares outstanding as of May 11, 2026. The filing shows Gordon Scharf with 0 shares.

Insights

Securities Filings Analyst

Schedule 13G/A reports an investment-advisor relationship and a 2.5% position.

The amendment identifies 539,732 shares of Class A Common Stock held by two trusts and attributes voting and dispositive power to Samuel W. Weatherford as investment advisor. It preserves the advisory disclosure and a disclaimer of beneficial ownership except for pecuniary interest.

Timing is explicit: the ownership percentage uses the outstanding share count as of May 11, 2026. Subsequent filings would show any change in position.

Key Figures

Shares reported held: 539,732 shares Percent of class: 2.5% Shares outstanding used: 21,572,893 shares +1 more

4 metrics

Shares reported held 539,732 shares Class A Common Stock held via Pereboom Trusts

Percent of class 2.5% Based on 21,572,893 shares outstanding as of May 11, 2026

Shares outstanding used 21,572,893 shares Outstanding as of May 11, 2026

Gordon Scharf holdings 0 shares Class A Common Stock reported on cover page

Key Terms

beneficial ownership, SCHEDULE 13G/A, sole dispositive power

3 terms

beneficial ownership regulatory

"Mr. Weatherford disclaims beneficial ownership of the shares held by the Pereboom Trusts"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

SCHEDULE 13G/A regulatory

"Item 1. (a) Name of issuer: Black Rock Coffee Bar, Inc."

A Schedule 13G/A is an amended public filing with the U.S. securities regulator that updates a previous Schedule 13G, disclosing when an individual or group holds a substantial (typically over 5%) stake in a company and is claiming a passive, non‑controlling intent. Investors monitor these updates because rising or falling holdings can signal changing confidence, potential future moves, or shifts in voting power — like watching a public ledger where large shareholders quietly adjust their positions.

sole dispositive power regulatory

"7 | Sole Dispositive Power 539,732.00"

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.

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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

Black Rock Coffee Bar, Inc.

(Name of Issuer)

Class A Common Stock

(Title of Class of Securities)

092244102

(CUSIP Number)

04/17/2026

(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): 092244102

1

Names of Reporting Persons

Samuel W. Weatherford

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

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 539,732.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 539,732.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

539,732.00

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)

2.5 %

12

Type of Reporting Person (See Instructions)

IN

Comment for Type of Reporting Person: Amount in rows 5 and 7 consists of (a) 234,366 shares of Class A Common Stock held by the Bryan D. Pereboom 2021 Trust and (b) 305,366 shares of Class A Common Stock held by the Nicole R. Pereboom 2021 Trust (together with the Bryan D. Pereboom 2021 Trust, the "Pereboom Trusts"). Mr. Weatherford serves as the investment advisor for the Pereboom Trusts. As investment advisor, Mr. Weatherford may be deemed to hold voting and investment power with respect to the shares held by the Pereboom Trusts. Mr. Weatherford disclaims beneficial ownership of the shares held by the Pereboom Trusts except to the extent of his pecuniary interest therein. Percentage in row 11 is based on 21,572,893 shares of Class A Common Stock outstanding as of May 11, 2026.

SCHEDULE 13G

CUSIP Number(s): 092244102

1

Names of Reporting Persons

Gordon Scharf

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

UNITED STATES

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 0.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

0.00

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)

0 %

12

Type of Reporting Person (See Instructions)

IN

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Black Rock Coffee Bar, Inc.
(b)	Address of issuer's principal executive offices: 9170 E. Bahia Drive, Suite 101, Scottsdale, AZ, 85260
Item 2.
(a)	Name of person filing: Samuel W. Weatherford and Gordon Scharf
(b)	Address or principal business office or, if none, residence: c/o Black Rock Coffee Bar, Inc. 9170 E. Bahia Drive, Suite 101, Scottsdale, AZ 85260
(c)	Citizenship: See Item 4 of each cover page.
(d)	Title of class of securities: Class A Common Stock
(e)	CUSIP No.: 092244102
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: See Item 9 of each cover page.
(b)	Percent of class: See Item 11 of each cover page.
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: See Item 5 of each cover page.
	(ii) Shared power to vote or to direct the vote: See Item 6 of each cover page.
	(iii) Sole power to dispose or to direct the disposition of: See Item 7 of each cover page.
	(iv) Shared power to dispose or to direct the disposition of: See Item 8 of each cover page.
Item 5.	Ownership of 5 Percent or Less of a Class.
	Ownership of 5 percent or less of a class
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
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 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.

Samuel W. Weatherford

Signature:	/s/ Samuel W. Weatherford
Name/Title:	Samuel W. Weatherford
Date:	05/19/2026

Gordon Scharf

Signature:	/s/ Gordon Scharf
Name/Title:	Gordon Scharf
Date:	05/19/2026

FAQ

What stake does Samuel W. Weatherford report in BRCB?

He reports 539,732 shares, equal to 2.5% of Class A Common Stock based on 21,572,893 shares outstanding as of May 11, 2026. The shares are held through two Pereboom Trusts where he is investment advisor.

Does Mr. Weatherford claim direct beneficial ownership of those shares?

The filing states he disclaims beneficial ownership of the shares held by the Pereboom Trusts except to the extent of any pecuniary interest. He reports voting and dispositive power as the trusts' investment advisor.

What holdings does Gordon Scharf report in BRCB?

The amendment shows 0 shares beneficially owned and 0.0% of the Class A Common Stock for Gordon Scharf, with no voting or dispositive power reported in the cover page entries.

What is the relevant outstanding share count used in the filing?

The percentage calculation uses 21,572,893 shares outstanding as of May 11, 2026, which the amendment cites as the basis for the 2.5% figure attributed to Mr. Weatherford.