Liftoff Mobile (LFTO): Blackstone entities report 49.5% beneficial ownership stake

Rhea-AI Filing Summary

Liftoff Mobile, Inc. has a Schedule 13G reporting that investment entities affiliated with Blackstone, including BCP Redbird Aggregator L.P. and related holding companies, may be deemed to beneficially own 83,831,109 shares of Liftoff Mobile common stock as of June 30, 2026. These shares of common stock, par value $0.0001 per share, represent 49.5% of the company’s outstanding common stock. The ownership percentage is calculated based on 169,330,527 shares outstanding as of June 4, 2026, after Liftoff Mobile’s initial public offering, including the full exercise of the underwriters’ over-allotment option. The common stock is held directly by BCP Redbird Aggregator L.P., with a chain of Delaware entities and Blackstone Inc. above it, and the group states that each entity may be deemed to beneficially own these shares while expressly disclaiming beneficial ownership beyond securities directly held.

Key Figures

Shares beneficially owned: 83,831,109 shares Ownership percentage: 49.5 % Shares outstanding: 169,330,527 shares +4 more

7 metrics

Shares beneficially owned 83,831,109 shares Common stock of Liftoff Mobile that Reporting Persons may be deemed to beneficially own as of June 30, 2026

Ownership percentage 49.5 % Percentage of Liftoff Mobile common stock beneficially owned by the Reporting Persons

Shares outstanding 169,330,527 shares Liftoff Mobile common stock outstanding as of June 4, 2026, after IPO and full over-allotment exercise

Par value per share $0.0001 per share Par value of Liftoff Mobile common stock reported in the filing

CUSIP 53229X101 CUSIP number for Liftoff Mobile common stock covered by this Schedule 13G

Date of beneficial ownership reference June 30, 2026 Date as of which the Reporting Persons may be deemed to beneficially own 83,831,109 shares

IPO reference date June 4, 2026 Date of share count used from the issuer’s prospectus filed under Rule 424(b)(4)

Key Terms

beneficially own, Schedule 13G, dispositive power, over-allotment option, +1 more

5 terms

beneficially own regulatory

"may be deemed to beneficially own an aggregate of 83,831,109 shares of common stock"

Beneficially own means having the economic rights and risks of a security—such as the right to receive dividends, sell the shares, or profit from price changes—whether or not your name appears on the official share register. Think of it like renting a car: you use it and reap the benefits even if the title lists someone else. Investors care because beneficial ownership determines who truly controls value, must be disclosed under securities rules, and can signal potential influence or trading activity that affects a stock’s price.

Schedule 13G regulatory

"neither the filing of this nor any of its contents shall be deemed"

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.

dispositive power regulatory

"Sole Dispositive Power 83,831,109.00 8 | Shared Dispositive Power 0.00"

Dispositive power is the authority to decide the final outcome of an asset, legal claim, contract, or corporate action — in effect the power to dispose of or resolve something. For investors it matters because whoever holds that authority can determine who gets paid, who controls an asset or vote, and how risks and returns are allocated; think of it like holding the key that lets you lock in the winner or loser in a deal.

over-allotment option financial

"including the exercise in full of the underwriters' over-allotment option as announced"

An over-allotment option is a special agreement that allows underwriters to sell more shares than initially planned if demand is high. Think of it like a retailer offering extra units of a popular product to meet additional customer interest. This option helps ensure the full sale is completed and can also give investors extra shares if they want more.

Series II preferred stock financial

"The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group"

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

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Available on EDGAR 08/07/2026 - 04:31 PM Accepted by SEC EDGAR 08/07/2026 - 04:30 PM Learn about SEC filing dates

FAQ

How many Liftoff Mobile (LFTO) shares do the Blackstone-affiliated Reporting Persons beneficially own?

The Reporting Persons may be deemed to beneficially own 83,831,109 shares of Liftoff Mobile common stock. This stake is held directly by BCP Redbird Aggregator L.P. and indirectly through a chain of affiliated Blackstone entities.

What percentage of Liftoff Mobile (LFTO) is owned by the Reporting Persons in this Schedule 13G?

The Reporting Persons report beneficial ownership of 49.5% of Liftoff Mobile’s common stock. This percentage is based on 169,330,527 shares outstanding as of June 4, 2026, after the company’s initial public offering and full over-allotment exercise.

On what share count is the 49.5% ownership of Liftoff Mobile (LFTO) based?

The 49.5% ownership is calculated using 169,330,527 shares of Liftoff Mobile common stock outstanding as of June 4, 2026, as stated in the company’s prospectus filed under Rule 424(b)(4) following its initial public offering.

Which Blackstone-related entity directly holds the Liftoff Mobile (LFTO) shares reported on this Schedule 13G?

The common stock of Liftoff Mobile is held directly by BCP Redbird Aggregator L.P.. Other Blackstone-affiliated entities are positioned above it in the ownership chain and may be deemed to beneficially own the same shares.

Does Stephen A. Schwarzman appear as a Reporting Person in the Liftoff Mobile (LFTO) Schedule 13G?

Yes. Stephen A. Schwarzman is listed as a Reporting Person. The filing notes that entities he controls may be deemed to beneficially own the shares, while expressly disclaiming beneficial ownership except for securities directly held.

What is the CUSIP and par value of Liftoff Mobile (LFTO) common stock in this Schedule 13G?

Liftoff Mobile’s common stock has a par value of $0.0001 per share and is identified by CUSIP 53229X101. These details define the security class covered by the Schedule 13G filing.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Liftoff Mobile, Inc.

(Name of Issuer)

Common Stock, par value $0.0001 per share

(Title of Class of Securities)

53229X101

(CUSIP Number)

06/30/2026

(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): 53229X101

1

Names of Reporting Persons

BCP Redbird Aggregator L.P.

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 83,831,109.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 83,831,109.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

83,831,109.00

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)

49.5 %

12

Type of Reporting Person (See Instructions)

PN

SCHEDULE 13G

CUSIP Number(s): 53229X101

1

Names of Reporting Persons

BCP VII Holdings Manager L.L.C.

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 83,831,109.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 83,831,109.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

83,831,109.00

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)

49.5 %

12

Type of Reporting Person (See Instructions)

OO

SCHEDULE 13G

CUSIP Number(s): 53229X101

1

Names of Reporting Persons

Blackstone Management Associates VII L.L.C.

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 83,831,109.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 83,831,109.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

83,831,109.00

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)

49.5 %

12

Type of Reporting Person (See Instructions)

OO

SCHEDULE 13G

CUSIP Number(s): 53229X101

1

Names of Reporting Persons

BMA VII L.L.C.

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 83,831,109.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 83,831,109.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

83,831,109.00

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)

49.5 %

12

Type of Reporting Person (See Instructions)

OO

SCHEDULE 13G

CUSIP Number(s): 53229X101

1

Names of Reporting Persons

Blackstone Holdings III L.P.

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 83,831,109.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 83,831,109.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

83,831,109.00

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)

49.5 %

12

Type of Reporting Person (See Instructions)

PN

SCHEDULE 13G

CUSIP Number(s): 53229X101

1

Names of Reporting Persons

Blackstone Holdings III GP L.P.

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 83,831,109.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 83,831,109.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

83,831,109.00

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)

49.5 %

12

Type of Reporting Person (See Instructions)

PN

SCHEDULE 13G

CUSIP Number(s): 53229X101

1

Names of Reporting Persons

Blackstone Holdings III GP Management L.L.C.

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 83,831,109.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 83,831,109.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

83,831,109.00

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)

49.5 %

12

Type of Reporting Person (See Instructions)

OO

SCHEDULE 13G

CUSIP Number(s): 53229X101

1

Names of Reporting Persons

Blackstone Inc.

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 83,831,109.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 83,831,109.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

83,831,109.00

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)

49.5 %

12

Type of Reporting Person (See Instructions)

CO

SCHEDULE 13G

CUSIP Number(s): 53229X101

1

Names of Reporting Persons

Blackstone Group Management L.L.C.

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 83,831,109.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 83,831,109.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

83,831,109.00

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)

49.5 %

12

Type of Reporting Person (See Instructions)

OO

SCHEDULE 13G

CUSIP Number(s): 53229X101

1

Names of Reporting Persons

Stephen A. Schwarzman

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 83,831,109.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 83,831,109.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

83,831,109.00

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)

49.5 %

12

Type of Reporting Person (See Instructions)

IN

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Liftoff Mobile, Inc.
(b)	Address of issuer's principal executive offices: 900 Middlefield Road, Redwood City, California 94063
Item 2.
(a)	Name of person filing: Each of the following is hereinafter individually referred to as a "Reporting Person" and collectively as the "Reporting Persons." This statement is filed on behalf of: (i) BCP Redbird Aggregator L.P. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (ii) BCP VII Holdings Manager L.L.C. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (iii) Blackstone Management Associates VII L.L.C. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (iv) BMA VII L.L.C. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (v) Blackstone Holdings III L.P. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (vi) Blackstone Holdings III GP L.P. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (vii) Blackstone Holdings III GP Management L.L.C. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (viii) Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (ix) Blackstone Group Management L.L.C. c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: State of Delaware (x) Stephen A. Schwarzman c/o Blackstone Inc. 345 Park Avenue New York, NY 10154 Citizenship: United States
(b)	Address or principal business office or, if none, residence: See Item 2(a).
(c)	Citizenship: See Item 2(a).
(d)	Title of class of securities: Common Stock, par value $0.0001 per share
(e)	CUSIP Number(s): 53229X101
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: The information required by Items 4(a)-(c) with respect to each Reporting Person is set forth in Rows 5-11 of the applicable cover pages hereto, and is incorporated herein by reference. As of June 30, 2026, the Reporting Persons may be deemed to beneficially own an aggregate of 83,831,109 shares of common stock, par value $0.0001 per share (the "Common Stock") of Liftoff Mobile, Inc. (the "Issuer"). The Common Stock is held directly by BCP Redbird Aggregator L.P. BCP VII Holdings Manager L.L.C. is the general partner of BCP Redbird Aggregator L.P. Blackstone Management Associates VII L.L.C. is the sole member of BCP VII Holdings Manager L.L.C. BMA VII L.L.C. is the sole member of Blackstone Management Associates VII L.L.C. Blackstone Holdings III L.P. is the managing member of BMA VII L.L.C. Blackstone Holdings III GP L.P. is the general partner of Blackstone Holdings III L.P. Blackstone Holdings III GP Management L.L.C. is the general partner of Blackstone Holdings III GP L.P. Blackstone Inc. is the sole member of Blackstone Holdings III GP Management L.L.C. The sole holder of the Series II preferred stock of Blackstone Inc. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by its senior managing directors and controlled by its founder, Stephen A. Schwarzman. Information with respect to each Reporting Person is given solely by such Reporting Person, and no Reporting Person assumes responsibility for the accuracy or completeness of the information furnished by another Reporting Person. Each such Reporting Person may be deemed to beneficially own the Common Stock beneficially owned directly by BCP Redbird Aggregator L.P. or indirectly controlled by it, but neither the filing of this Schedule 13G nor any of its contents shall be deemed to constitute an admission that any Reporting Person (except to the extent it directly holds Issuer securities reported herein) is the beneficial owner of the Common Stock referred to herein for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended (the "Act"), or for any other purpose and each of the Reporting Persons expressly disclaims beneficial ownership of such shares of Common Stock. The filing of this statement should not be construed to be an admission that any member of the Reporting Persons are members of a "group" for the purposes of Sections 13(d) and 13(g) of the Act.
(b)	Percent of class: Each of the Reporting Persons may be deemed to be the beneficial owner of the percentage of shares of Common Stock listed on such Reporting Person's cover page. Calculations of the percentage of shares of Common Stock beneficially owned are based on 169,330,527 shares of Common Stock outstanding as of June 4, 2026, as set forth in the Issuer's prospectus filed pursuant to Rule 424(b)(4), filed with the Securities and Exchange Commission on June 4, 2026, after giving effect to the initial public offering (including the exercise in full of the underwriters' over-allotment option as announced by the Issuer on June 5, 2026).
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: See the information set forth in Row 5 on each cover page.
	(ii) Shared power to vote or to direct the vote: See the information set forth in Row 6 on each cover page.
	(iii) Sole power to dispose or to direct the disposition of: See the information set forth in Row 7 on each cover page.
	(iv) Shared power to dispose or to direct the disposition of: See the information set forth in Row 8 on each cover page.
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.
	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:
	Not Applicable

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.

BCP Redbird Aggregator L.P.

Signature:	/s/ Robert Brooks
Name/Title:	Robert Brooks, Authorized Signatory, See Exhibit 99.1
Date:	08/07/2026

BCP VII Holdings Manager L.L.C.

Signature:	/s/ Robert Brooks
Name/Title:	Robert Brooks, Authorized Signatory, See Exhibit 99.1
Date:	08/07/2026

Blackstone Management Associates VII L.L.C.

Signature:	/s/ Robert Brooks
Name/Title:	Robert Brooks, Authorized Signatory, See Exhibit 99.1
Date:	08/07/2026

BMA VII L.L.C.

Signature:	/s/ Robert Brooks
Name/Title:	Robert Brooks, Authorized Signatory, See Exhibit 99.1
Date:	08/07/2026

Blackstone Holdings III L.P.

Signature:	/s/ Victoria Portnoy
Name/Title:	Victoria Portnoy, Managing Director - Assistant Secretary, See Exhibit 99.1
Date:	08/07/2026

Blackstone Holdings III GP L.P.

Signature:	/s/ Victoria Portnoy
Name/Title:	Victoria Portnoy, Managing Director - Assistant Secretary, See Exhibit 99.1
Date:	08/07/2026

Blackstone Holdings III GP Management L.L.C.

Signature:	/s/ Victoria Portnoy
Name/Title:	Victoria Portnoy, Managing Director - Assistant Secretary, See Exhibit 99.1
Date:	08/07/2026

Blackstone Inc.

Signature:	/s/ Victoria Portnoy
Name/Title:	Victoria Portnoy, Managing Director - Assistant Secretary, See Exhibit 99.1
Date:	08/07/2026

Blackstone Group Management L.L.C.

Signature:	/s/ Victoria Portnoy
Name/Title:	Victoria Portnoy, Managing Director - Assistant Secretary, See Exhibit 99.1
Date:	08/07/2026

Stephen A. Schwarzman

Signature:	/s/ Stephen A. Schwarzman
Name/Title:	Stephen A. Schwarzman, See Exhibit 99.1
Date:	08/07/2026

Exhibit Information

Exhibit 99.1 Signature Blocks. Exhibit 99.2 Joint Filing Agreement, by and among the Reporting Persons, dated as of August 7, 2026.