Blackbaud investor holds 6.62% stake

Vanguard Portfolio Management reported beneficial ownership of 3,040,952 shares of Blackbaud Inc Common Stock, equal to 6.62% of the class.

Rhea-AI Filing Summary

Vanguard Portfolio Management reported beneficial ownership of 3,040,952 shares of Blackbaud Inc Common Stock, equal to 6.62% of the class. The filing shows Vanguard Portfolio Management LLC (and specified affiliates) has sole dispositive power over 3,040,952 shares and sole voting power for 29,249 shares. The filing is signed by Ashley Grim on 04/29/2026.

Insights

Institutional Ownership Analyst

Large passive position reported: Vanguard unit holds 6.62% of Blackbaud.

The filing records 3,040,952 shares and a 6.62% stake, showing dispositive authority by Vanguard Portfolio Management LLC and named affiliates over those shares. The report is a Schedule 13G disclosure consistent with passive/investment-manager ownership.

Ownership concentration at this level is a commonly reported institutional holding; subsequent activity will appear in updated Schedule 13 filings if Vanguard changes its passive status or trading activity. Timing and cash‑flow treatment are not detailed in the excerpt.

Key Figures

Beneficially owned: 3,040,952 shares Percent of class: 6.62% Sole voting power: 29,249 shares +2 more

5 metrics

Beneficially owned 3,040,952 shares Amount beneficially owned reported in Schedule 13G

Percent of class 6.62% Percent of Blackbaud common stock class reported

Sole voting power 29,249 shares Shares with sole power to vote as reported

Sole dispositive power 3,040,952 shares Shares with sole power to dispose reported

Signature date 04/29/2026 Date the filing was signed by Ashley Grim

Key Terms

Schedule 13G, beneficially owned, sole dispositive power, sole voting power

4 terms

Schedule 13G regulatory

"Vanguard Portfolio Management reported beneficial ownership of 3,040,952 shares"

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.

beneficially owned financial

"Amount beneficially owned: 3040952"

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 regulatory

"Sole power to dispose or to direct the disposition of: 3040952"

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.

sole voting power regulatory

"Sole power to vote or to direct the vote: 29249"

Sole voting power is the exclusive right to cast votes attached to a shareholder’s stock without needing approval from anyone else. Like holding the only remote control for a TV, it lets that holder decide corporate matters such as board members, mergers, and policy changes, making it important to investors because it concentrates control and can strongly influence a company’s strategy and the value of its shares.

FAQ

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

What stake does Vanguard Portfolio Management report in BLKB?

Vanguard Portfolio Management reports beneficial ownership of 3,040,952 shares of Blackbaud (BLKB), representing 6.62% of the class. The filing attributes sole dispositive power over these shares to Vanguard Portfolio Management LLC and named affiliates.

Who holds voting and dispositive power for the reported BLKB shares?

The filing shows sole voting power for 29,249 shares and sole dispositive power for 3,040,952 shares, assigned to Vanguard Portfolio Management LLC and specified affiliates in the Schedule 13G disclosure.

What form was filed to report Vanguard's ownership in Blackbaud?

Vanguard filed a Schedule 13G reporting passive beneficial ownership of Blackbaud common stock. Schedule 13G is used by institutional investors to disclose holdings when ownership is passive rather than active or for control purposes.

When was the Schedule 13G signed for the BLKB filing?

The Schedule 13G for Blackbaud was signed by Ashley Grim, Head of Global Fund Administration, on 04/29/2026. That signature date appears on the filing and certifies the reported ownership figures.

Does the filing identify other persons with more than 5% interest in BLKB?

The filing states that no other single person known to Vanguard has a right to dividends or proceeds exceeding 5% of the class. It lists managed accounts and funds under Vanguard Portfolio Management as the reported holders.

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

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Accepted by SEC EDGAR 04/29/2026 - 12:21 PM EDT Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Blackbaud Inc

(Name of Issuer)

Common Stock

(Title of Class of Securities)

09227Q100

(CUSIP Number)

03/31/2026

(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): 09227Q100

1

Names of Reporting Persons

Vanguard Portfolio Management

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

PENNSYLVANIA

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 29,249.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 3,040,952.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

3,040,952.00

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)

6.62 %

12

Type of Reporting Person (See Instructions)

IA

Comment for Type of Reporting Person: 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 Vanguard Portfolio Management LLC and the following affiliates of Vanguard Portfolio Management LLC or business divisions of such affiliates: Vanguard Fiduciary Trust Company and Vanguard Global Advisers, LLC. This Schedule 13G includes securities held by Vanguard funds, or sleeves thereof, over which Vanguard Portfolio Management LLC exercises dispositive power, in addition to securities held by clients over which the affiliates or business divisions of such affiliates indicated above exercise dispositive and/or voting power. This Schedule 13G does not include securities, if any, beneficially owned by other subsidiaries or affiliates of Vanguard Portfolio Management LLC, or business divisions of such subsidiaries whose ownership of securities is disaggregated from that of the reporting business unit in accordance with such release.

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Blackbaud Inc
(b)	Address of issuer's principal executive offices: 65 Fairchild Street, Daniel Island, SC, 29492
Item 2.
(a)	Name of person filing: Vanguard Portfolio Management
(b)	Address or principal business office or, if none, residence: 100 Vanguard Blvd,, Malvern, PA, 19355
(c)	Citizenship: PA
(d)	Title of class of securities: Common Stock
(e)	CUSIP Number(s): 09227Q100
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: 3040952
(b)	Percent of class: 6.62 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 29249
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 3040952
	(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. Vanguard Portfolio Management, including investment companies registered under the Investment Company Act of 1940 and other managed accounts, have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the securities reported herein.No one other person's interest in the securities reported herein is more than 5%.
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 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.

Vanguard Portfolio Management

Signature:	Ashley Grim
Name/Title:	Head of Global Fund Administration
Date:	04/29/2026