Barclays Discloses 1,257,646 TVAIU Units; Sole Voting/Dispositive Power

Rhea-AI Filing Summary

Barclays PLC reported beneficial ownership of 1,257,646 units of Thayer Ventures Acquisition (class: UNIT, CUSIP: G87890128), representing 6.13% of the unit class. The filing shows Barclays has sole voting and sole dispositive power over those units and classifies the reporting person as HC. The schedule identifies Barclays Bank PLC as the relevant subsidiary and includes a certification that the securities are held in the ordinary course of business and not for the purpose of changing or influencing control of the issuer.

This disclosure is a passive, reportable ownership position exceeding the 5% threshold; it documents who holds the units, the extent of voting and disposition rights, and that the holder states no intent to affect corporate control.

Positive

• Material disclosure: Barclays PLC beneficially owns 1,257,646 units, representing 6.13% of the class, exceeding the 5% reporting threshold.
• Sole authority documented: The filing reports sole voting and sole dispositive power over all reported units, clarifying control over votes and disposition for the recorded position.
• Holding characterized as passive: Item 10 certification states the securities are held in the ordinary course of business and not to change or influence control of the issuer.

Negative

• None.

Insights

Financial Analyst

TL;DR: Barclays PLC holds a passive, reportable 6.13% stake with sole voting and dispositive power over 1,257,646 TVAIU units.

The Schedule 13G filed by Barclays PLC discloses a >5% beneficial position in Thayer Ventures Acquisition units, which requires public reporting and transparency. The filing records sole voting and sole dispositive power for the full 1,257,646 units, indicating Barclays can vote and dispose of those units unilaterally. The statement in Item 10 certifies the position is held in the ordinary course of business and not to influence control, consistent with a passive investor filing under applicable rules. For investors, the key metrics are the unit count and 6.13% ownership—material for disclosure but presented as non-control.

Corporate Governance Expert

TL;DR: The filing documents a material passive stake and confirms no intent to change issuer control; voting and dispositive authority are held solely.

The report identifies Barclays PLC (organized in the United Kingdom) as the reporting person and classifies the reporting type as HC. It names Barclays Bank PLC as the subsidiary associated with the acquisition. The combination of >5% ownership and a formal certification that holdings are ordinary-course passive holdings is procedurally significant: it satisfies statutory disclosure obligations while explicitly disclaiming an intent to influence corporate control. The filing provides clear, verifiable ownership and authority figures but contains no additional governance actions or agreements.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

THAYER VENTURES ACQUISITION

(Name of Issuer)

UNIT

(Title of Class of Securities)

G87890128

(CUSIP Number)

06/30/2025

(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)

SCHEDULE 13G

CUSIP No. G87890128

1

Names of Reporting Persons

Barclays PLC

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 KINGDOM

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 1,257,646.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 1,257,646.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,257,646.00

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)

6.13 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

Item 1.
(a)	Name of issuer: THAYER VENTURES ACQUISITION
(b)	Address of issuer's principal executive offices: 25852 McBean Parkway Suite 508, CA, 91355
Item 2.
(a)	Name of person filing: Barclays PLC
(b)	Address or principal business office or, if none, residence: 1 Churchill Place, London - E14 5HP
(c)	Citizenship: X0
(d)	Title of class of securities: UNIT
(e)	CUSIP No.: G87890128
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: 1257646
(b)	Percent of class: 6.13 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 1257646
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 1257646
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	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.
	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. Barclays Bank PLC
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.

Barclays PLC

Signature:	Ramya Rao
Name/Title:	Director
Date:	08/12/2025

FAQ

Who filed the Schedule 13G for TVAIU?

The filing was made by Barclays PLC, organized in the United Kingdom, with principal business office at 1 Churchill Place, London.

How many TVAIU units does Barclays PLC beneficially own?

1,257,646 units, which the filing reports as 6.13% of the unit class.

What voting and dispositive powers does Barclays report for TVAIU?

Barclays reports sole voting power of 1,257,646 units and sole dispositive power of 1,257,646 units; shared powers are reported as 0.

Is Barclays acquiring the units to influence control of Thayer Ventures Acquisition (TVAIU)?

The filing includes a certification in Item 10 stating the securities are held in the ordinary course of business and were not acquired to change or influence control of the issuer.

Which subsidiary is identified in the filing related to the acquisition?

The filing identifies Barclays Bank PLC as the subsidiary associated with the acquisition of the reported securities.