Amendment: SEC Form SC 13G/A filed by Blue Bird Corporation

11/8/24 10:34:33 AM ET

$BLBD

Construction/Ag Equipment/Trucks

Consumer Discretionary

Get the next $BLBD alert in real time by email

SC 13G/A 1 SEC13G_Filing.htm SEC SCHEDULE 13G

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

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No. 1 )^*

Blue Bird Corporation

(Name of Issuer)

Common Stock

(Title of Class of Securities)

095306106

(CUSIP Number)

September 30, 2024

(Date of Event Which Requires Filing of this Statement)

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

[X]	Rule 13d-1(b)
[ ]	Rule 13d-1(c)
[ ]	Rule 13d-1(d)

^* The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 (the "Act") or otherwise subject to the liabilities of that section of the Act, but shall be subject to all other provisions of the Act (however, see the Notes.)

CUSIP No.

095306106

1.	NAMES OF REPORTING PERSONS Wellington Management Group LLP
2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [ ]
3.	SEC USE ONLY
4.	CITIZENSHIP OR PLACE OF ORGANIZATION Massachusetts
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5. SOLE VOTING POWER	0
		6. SHARED VOTING POWER	971,316
		7. SOLE DISPOSITIVE POWER	0
		8. SHARED DISPOSITIVE POWER	1,174,874
9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,174,874
10.	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ]
11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 3.63%
12.	TYPE OF REPORTING PERSON HC

CUSIP No.

095306106

1.	NAMES OF REPORTING PERSONS Wellington Group Holdings LLP
2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (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
		6. SHARED VOTING POWER	971,316
		7. SOLE DISPOSITIVE POWER	0
		8. SHARED DISPOSITIVE POWER	1,174,874
9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,174,874
10.	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ]
11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 3.63%
12.	TYPE OF REPORTING PERSON HC

CUSIP No.

095306106

1.	NAMES OF REPORTING PERSONS Wellington Investment Advisors Holdings LLP
2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (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
		6. SHARED VOTING POWER	971,316
		7. SOLE DISPOSITIVE POWER	0
		8. SHARED DISPOSITIVE POWER	1,174,874
9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,174,874
10.	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ]
11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 3.63%
12.	TYPE OF REPORTING PERSON HC

Item 1.
	(a)	Name of Issuer Blue Bird Corporation
	(b)	Address of Issuer's Principal Executive Offices 3920 Arkwright Road 2nd Floor Macon, GA 31210
Item 2.
	(a)	Name of Person Filing Wellington Management Group LLP Wellington Group Holdings LLP Wellington Investment Advisors Holdings LLP
	(b)	Address of Principal Business Office or, if None, Residence c/o Wellington Management Company LLP 280 Congress Street Boston, MA 02210
	(c)	Citizenship Wellington Management Group LLP - Massachusetts Wellington Group Holdings LLP - Delaware Wellington Investment Advisors Holdings LLP - Delaware
	(d)	Title of Class of Securities Common Stock
	(e)	CUSIP Number 095306106
Item 3.	If This Statement is Filed Pursuant to Rule 13d-1(b), or 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 Rule 240.13d-1(b)(1)(ii)(E);
	(f)	[ ]	An employee benefit plan or endowment fund in accordance with Rule 240.13d-1(b)(1)(ii)(F);
	(g)	[X]	A parent holding company or control person in accordance with Rule 240.13d-1(b)(1)(ii)(G);
	(h)	[ ]	A savings association 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)	[ ]	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(J).
		If this statement is filed pursuant to Rule 13d-1(c), check this box [ ]
Item 4.	Ownership.
Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.
	(a)	Amount Beneficially Owned:
		See the responses to Item 9 on the attached cover pages.
	(b)	Percent of Class:
		See the responses to Item 11 on the attached cover pages.
	(c)	Number of shares as to which such person has:
		(i)	sole power to vote or to direct the vote	0
		(ii)	shared power to vote or to direct the vote	See the responses to Item 6 on the attached cover pages.
		(iii)	sole power to dispose or to direct the disposition of	0
		(iv)	shared power to dispose or to direct the disposition of	See the responses to Item 8 on the attached cover pages.
Item 5.	Ownership of Five Percent or Less of Class.
	If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following: [X]
Item 6.	Ownership of More than Five Percent on Behalf of Another Person.
	The securities as to which this Schedule is filed are owned of record by clients of one or more investment advisers identified in Item 7 directly or indirectly owned by Wellington Management Group LLP. Those clients have the right to receive, or the power to direct the receipt of, dividends from, or the proceeds from the sale of, such securities. No such client is known to have such right or power with respect to more than five percent of this class of securities, except as follows: Not Applicable.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company.
	Pursuant to the instructions in Item 7 of Schedule 13G, the following lists the identity and Item 3 classification of each relevant entity that beneficially owns shares of the security class being reported on this Schedule 13G.
	Wellington Group Holdings LLP – HC
	Wellington Investment Advisors LLP – HC
	Wellington Management Global Holdings, Ltd. - HC
	One or more of the following investment advisers (the “Wellington Investment Advisers”):
	Wellington Management Company LLP – IA
	Wellington Management Canada LLC – IA
	Wellington Management Singapore Pte Ltd – IA
	Wellington Management Hong Kong Ltd – IA
	Wellington Management International Ltd – IA
	Wellington Management Japan Pte Ltd – IA
	Wellington Management Australia Pty Ltd - IA
	The securities as to which this Schedule is filed by Wellington Management Group LLP, as parent holding company of certain holding companies and the Wellington Investment Advisers, are owned of record by clients of the Wellington Investment Advisers. Wellington Investment Advisors Holdings LLP controls directly, or indirectly through Wellington Management Global Holdings, Ltd., the Wellington Investment Advisers. Wellington Investment Advisors Holdings LLP is owned by Wellington Group Holdings LLP. Wellington Group Holdings LLP is owned by Wellington Management Group LLP.
Item 8.	Identification and Classification of Members of the Group. Not Applicable.
Item 9.	Notice of Dissolution of Group. Not Applicable.
Item 10.	Certification. 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.

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.

	By: Wellington Management Group LLP
	By: /s/ Taisia Lowe
	Name: Taisia Lowe
	Title: Regulatory Analyst
	Date: November 14,2024

	By: Wellington Group Holdings LLP
	By: /s/ Taisia Lowe
	Name: Taisia Lowe
	Title: Regulatory Analyst
	Date: November 14,2024

	By: Wellington Investment Advisors Holdings LLP
	By: /s/ Taisia Lowe
	Name: Taisia Lowe
	Title: Regulatory Analyst
	Date: November 14,2024

Get the next $BLBD alert in real time by email

Date

Price Target

Rating

Analyst

10/9/2024

$55.00

Buy

BTIG Research

10/3/2024

$48.00

Buy → Neutral

ROTH MKM

7/17/2024

$52.00 → $65.00

Buy

Needham

2/29/2024

$44.00

Buy

Needham

9/11/2023

$25.00

Overweight

Barclays

9/6/2023

Buy

R. F. Lafferty

8/18/2023

$26.50

Buy

BofA Securities

6/29/2022

$13.00

Buy

DA Davidson

Amendment: SEC Form SC 13G/A filed by Blue Bird Corporation

11/8/24 10:34:33 AM ET

$BLBD

Construction/Ag Equipment/Trucks

Consumer Discretionary

Get the next $BLBD alert in real time by email

SC 13G/A 1 SEC13G_Filing.htm SEC SCHEDULE 13G

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

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No. 1 )^*

Blue Bird Corporation

(Name of Issuer)

Common Stock

(Title of Class of Securities)

095306106

(CUSIP Number)

September 30, 2024

(Date of Event Which Requires Filing of this Statement)

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

[X]	Rule 13d-1(b)
[ ]	Rule 13d-1(c)
[ ]	Rule 13d-1(d)

CUSIP No.

095306106

1.	NAMES OF REPORTING PERSONS Wellington Management Group LLP
2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [ ]
3.	SEC USE ONLY
4.	CITIZENSHIP OR PLACE OF ORGANIZATION Massachusetts
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH		5. SOLE VOTING POWER	0
		6. SHARED VOTING POWER	971,316
		7. SOLE DISPOSITIVE POWER	0
		8. SHARED DISPOSITIVE POWER	1,174,874
9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,174,874
10.	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ]
11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 3.63%
12.	TYPE OF REPORTING PERSON HC

CUSIP No.

095306106

1.	NAMES OF REPORTING PERSONS Wellington Group Holdings LLP
2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (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
		6. SHARED VOTING POWER	971,316
		7. SOLE DISPOSITIVE POWER	0
		8. SHARED DISPOSITIVE POWER	1,174,874
9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,174,874
10.	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ]
11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 3.63%
12.	TYPE OF REPORTING PERSON HC

CUSIP No.

095306106

1.	NAMES OF REPORTING PERSONS Wellington Investment Advisors Holdings LLP
2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (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
		6. SHARED VOTING POWER	971,316
		7. SOLE DISPOSITIVE POWER	0
		8. SHARED DISPOSITIVE POWER	1,174,874
9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,174,874
10.	CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ]
11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 3.63%
12.	TYPE OF REPORTING PERSON HC

Item 1.
	(a)	Name of Issuer Blue Bird Corporation
	(b)	Address of Issuer's Principal Executive Offices 3920 Arkwright Road 2nd Floor Macon, GA 31210
Item 2.
	(a)	Name of Person Filing Wellington Management Group LLP Wellington Group Holdings LLP Wellington Investment Advisors Holdings LLP
	(b)	Address of Principal Business Office or, if None, Residence c/o Wellington Management Company LLP 280 Congress Street Boston, MA 02210
	(c)	Citizenship Wellington Management Group LLP - Massachusetts Wellington Group Holdings LLP - Delaware Wellington Investment Advisors Holdings LLP - Delaware
	(d)	Title of Class of Securities Common Stock
	(e)	CUSIP Number 095306106
Item 3.	If This Statement is Filed Pursuant to Rule 13d-1(b), or 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 Rule 240.13d-1(b)(1)(ii)(E);
	(f)	[ ]	An employee benefit plan or endowment fund in accordance with Rule 240.13d-1(b)(1)(ii)(F);
	(g)	[X]	A parent holding company or control person in accordance with Rule 240.13d-1(b)(1)(ii)(G);
	(h)	[ ]	A savings association 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)	[ ]	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(J).
		If this statement is filed pursuant to Rule 13d-1(c), check this box [ ]
Item 4.	Ownership.
Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.
	(a)	Amount Beneficially Owned:
		See the responses to Item 9 on the attached cover pages.
	(b)	Percent of Class:
		See the responses to Item 11 on the attached cover pages.
	(c)	Number of shares as to which such person has:
		(i)	sole power to vote or to direct the vote	0
		(ii)	shared power to vote or to direct the vote	See the responses to Item 6 on the attached cover pages.
		(iii)	sole power to dispose or to direct the disposition of	0
		(iv)	shared power to dispose or to direct the disposition of	See the responses to Item 8 on the attached cover pages.
Item 5.	Ownership of Five Percent or Less of Class.
	If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following: [X]
Item 6.	Ownership of More than Five Percent on Behalf of Another Person.
	The securities as to which this Schedule is filed are owned of record by clients of one or more investment advisers identified in Item 7 directly or indirectly owned by Wellington Management Group LLP. Those clients have the right to receive, or the power to direct the receipt of, dividends from, or the proceeds from the sale of, such securities. No such client is known to have such right or power with respect to more than five percent of this class of securities, except as follows: Not Applicable.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company.
	Pursuant to the instructions in Item 7 of Schedule 13G, the following lists the identity and Item 3 classification of each relevant entity that beneficially owns shares of the security class being reported on this Schedule 13G.
	Wellington Group Holdings LLP – HC
	Wellington Investment Advisors LLP – HC
	Wellington Management Global Holdings, Ltd. - HC
	One or more of the following investment advisers (the “Wellington Investment Advisers”):
	Wellington Management Company LLP – IA
	Wellington Management Canada LLC – IA
	Wellington Management Singapore Pte Ltd – IA
	Wellington Management Hong Kong Ltd – IA
	Wellington Management International Ltd – IA
	Wellington Management Japan Pte Ltd – IA
	Wellington Management Australia Pty Ltd - IA
	The securities as to which this Schedule is filed by Wellington Management Group LLP, as parent holding company of certain holding companies and the Wellington Investment Advisers, are owned of record by clients of the Wellington Investment Advisers. Wellington Investment Advisors Holdings LLP controls directly, or indirectly through Wellington Management Global Holdings, Ltd., the Wellington Investment Advisers. Wellington Investment Advisors Holdings LLP is owned by Wellington Group Holdings LLP. Wellington Group Holdings LLP is owned by Wellington Management Group LLP.
Item 8.	Identification and Classification of Members of the Group. Not Applicable.
Item 9.	Notice of Dissolution of Group. Not Applicable.
Item 10.	Certification. 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.

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.

	By: Wellington Management Group LLP
	By: /s/ Taisia Lowe
	Name: Taisia Lowe
	Title: Regulatory Analyst
	Date: November 14,2024

	By: Wellington Group Holdings LLP
	By: /s/ Taisia Lowe
	Name: Taisia Lowe
	Title: Regulatory Analyst
	Date: November 14,2024

	By: Wellington Investment Advisors Holdings LLP
	By: /s/ Taisia Lowe
	Name: Taisia Lowe
	Title: Regulatory Analyst
	Date: November 14,2024

Get the next $BLBD alert in real time by email

Date

Price Target

Rating

Analyst

10/9/2024

$55.00

Buy

BTIG Research

10/3/2024

$48.00

Buy → Neutral

ROTH MKM

7/17/2024

$52.00 → $65.00

Buy

Needham

2/29/2024

$44.00

Buy

Needham

9/11/2023

$25.00

Overweight

Barclays

9/6/2023

Buy

R. F. Lafferty

8/18/2023

$26.50

Buy

BofA Securities

6/29/2022

$13.00

Buy

DA Davidson

Amendment: SEC Form SC 13G/A filed by Blue Bird Corporation

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

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No. 1 )*

SIGNATURE

Crush Q3 2025 with the Best AI Superconnector

Recent Analyst Ratings for $BLBD

Amendment: SEC Form SC 13G/A filed by Blue Bird Corporation

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

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No. 1 )*

SIGNATURE

Crush Q3 2025 with the Best AI Superconnector

Recent Analyst Ratings for $BLBD

$BLBD SEC Filings

Amendment: SEC Form SCHEDULE 13G/A filed by Blue Bird Corporation

SEC Form 144 filed by Blue Bird Corporation

SEC Form 144 filed by Blue Bird Corporation

$BLBD Press Releases

Seymour Community School District Unveils First Propane School Buses

Blue Bird Delivers Electric School Bus Fleet to Little Rock School District in Arkansas

Blue Bird Reports Fiscal 2025 Third Quarter Results; Beats Third Quarter Guidance With Record Results; Raising 2025 Guidance and Long-Term Outlook; $100M Share Buy-back Announced

$BLBD Insider Trading

Director Horlock Phil exercised 42,258 shares at a strike of $16.99 and sold $2,437,019 worth of shares (42,258 units at $57.67) (SEC Form 4)

Director Horlock Phil exercised 15,848 shares at a strike of $16.99 and sold $888,439 worth of shares (15,848 units at $56.06) (SEC Form 4)

SVP General Counsel Scartz Ted exercised 8,877 shares at a strike of $12.35 and sold $490,188 worth of shares (8,877 units at $55.22) (SEC Form 4)

$BLBD Analyst Ratings

BTIG Research initiated coverage on Blue Bird with a new price target

Blue Bird downgraded by ROTH MKM with a new price target

Needham reiterated coverage on Blue Bird with a new price target

$BLBD Insider Purchases

Director Thau Daniel Mark bought $15,668 worth of shares (400 units at $39.17), increasing direct ownership by 8% to 5,699 units (SEC Form 4)

Director Thau Daniel Mark bought $17,425 worth of shares (500 units at $34.85), increasing direct ownership by 71% to 1,200 units (SEC Form 4)

Director Thau Daniel Mark bought $27,426 worth of shares (700 units at $39.18) (SEC Form 4)

$BLBD Large Ownership Changes

SEC Form SC 13G filed by Blue Bird Corporation