Appian Corporation - IR site | Investor Relations

SCHEDULE 13G

CUSIP No.

Names of Reporting Persons

Lead Edge Capital Management, LLC

Check the appropriate box if a member of a Group (see instructions)

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 2,878,544.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 2,878,544.00

Aggregate Amount Beneficially Owned by Each Reporting Person

2,878,544.00

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in row (9)

6.8 %

Type of Reporting Person (See Instructions)

IA, OO

Comment for Type of Reporting Person: Please see note in Item 4(a)

SCHEDULE 13G

CUSIP No.

Names of Reporting Persons

Mitchell Green

Check the appropriate box if a member of a Group (see instructions)

(a)

(b)

Sec Use Only

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 2,878,544.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 2,878,544.00

Aggregate Amount Beneficially Owned by Each Reporting Person

2,878,544.00

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in row (9)

6.8 %

Type of Reporting Person (See Instructions)

HC, IN

Comment for Type of Reporting Person: Please see note in Item 4(a)

SCHEDULE 13G

CUSIP No.

Names of Reporting Persons

Brian Neider

Check the appropriate box if a member of a Group (see instructions)

(a)

(b)

Sec Use Only

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 2,878,544.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 2,878,544.00

Aggregate Amount Beneficially Owned by Each Reporting Person

2,878,544.00

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in row (9)

6.8 %

Type of Reporting Person (See Instructions)

HC, IN

Comment for Type of Reporting Person: Please see note in Item 4(a)

SCHEDULE 13G

CUSIP No.

Names of Reporting Persons

Nimay Mehta

Check the appropriate box if a member of a Group (see instructions)

(a)

(b)

Sec Use Only

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 2,878,544.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 2,878,544.00

Aggregate Amount Beneficially Owned by Each Reporting Person

2,878,544.00

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

Checkbox not checked

Percent of class represented by amount in row (9)

6.8 %

Type of Reporting Person (See Instructions)

HC, IN

Comment for Type of Reporting Person: Please see note in Item 4(a)

SCHEDULE 13G

Item 1.

(a)

Name of issuer:

Appian Corporation

(b)

Address of issuer's principal executive offices:

7950 Jones Branch Drive McClean, Virginia 22102

Item 2.

(a)

Name of person filing:

Lead Edge Capital Management, LLC* Mitchell Green* Brian Neider* Nimay Mehta*

(b)

Address or principal business office or, if none, residence:

96 Spring Street, Floors 5 & 6 New York, New York 10012

(c)

Citizenship:

Lead Edge Capital Management, LLC - Delaware Mitchell Green - United States Brian Neider - United States Nimay Mehta - United States

(d)

Title of class of securities:

Class A Common Stock, par value $0.0001

(e)

CUSIP No.:

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:

Lead Edge Capital Management, LLC: 2,878,544* Mitchell Green: 2,878,544* Brian Neider: 2,878,544* Nimay Mehta: 2,878,544* *The Common Stock (the "Shares") of Appian Corporation (the "Issuer") reported herein represents Shares that are held by private investment funds (the "Lead Edge Entities") for which Lead Edge Capital Management, LLC serves as the investment manager (the "Investment Manager"). Mitchell Green, Brian Neider, and Nimay Mehta serve as the managing members of the Investment Manager (the "Managing Members", and collectively with the Lead Edge Entities and the Investment Manager, the "Reporting Persons.") By virtue of these relationships, the Reporting Persons may be deemed to have shared voting and dispositive power with respect to the Shares owned directly by the Lead Edge Entities. The percent of class reported herein is based upon statements in the Issuer's Form 10-Q filed on May 7, 2026 that there were 42,324,735 Shares outstanding as of May 4, 2026. This Schedule 13G shall not be deemed an admission that the Reporting Persons are beneficial owners of the Shares for purposes of Section 13 of the Securities Exchange Act of 1934, as amended, or for any other purpose. Each of the Reporting Persons disclaims beneficial ownership of the Shares reported herein except to the extent of the Reporting Person's pecuniary interest, if any, therein.

(b)

Percent of class:

Lead Edge Capital Management, LLC - 6.8%* Mitchell Green - 6.8%* Brian Neider - 6.8%* Nimay Mehta - 6.8%* %

(c)

Number of shares as to which the person has:

(i) Sole power to vote or to direct the vote:

Lead Edge Capital Management, LLC - 0 Mitchell Green - 0 Brian Neider - 0 Nimay Mehta - 0

(ii) Shared power to vote or to direct the vote:

Lead Edge Capital Management, LLC - 2,878,544* Mitchell Green - 2,878,544* Brian Neider - 2,878,544* Nimay Mehta - 2,878,544*

(iii) Sole power to dispose or to direct the disposition of:

Lead Edge Capital Management, LLC - 0 Mitchell Green - 0 Brian Neider - 0 Nimay Mehta - 0

(iv) Shared power to dispose or to direct the disposition of:

Lead Edge Capital Management, LLC - 2,878,544* Mitchell Green - 2,878,544* Brian Neider - 2,878,544* Nimay Mehta - 2,878,544*

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.

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.

Lead Edge Capital Management, LLC

Signature:	/s/ Mitchell Green
Name/Title:	Mitchell Green, Managing Member
Date:	06/30/2026

Mitchell Green

Signature:	/s/ Mitchell Green
Name/Title:	Mitchell Green, Individually
Date:	06/30/2026

Brian Neider

Signature:	/s/ Brian Neider
Name/Title:	Brian Neider, Managing Member
Date:	06/30/2026

Nimay Mehta

Signature:	/s/ Nimay Mehta
Name/Title:	Nimay Mehta, Managing Member
Date:	06/30/2026

The undersigned hereby consent and agree to the joint filing of Schedule 13G under the Securities Exchange Act of 1934, as amended, with respect to the Shares of Appian Corporation together with any or all amendments thereto, when and if required. The parties hereto further consent and agree to file this Joint Filing Statement pursuant to Rule13d-1(k)(1)(iii) as an exhibit to Schedule 13G, thereby incorporating the same into such Schedule 13G.

This Joint Filing Statement may be terminated by any of the undersigned upon written notice or such lesser period of notice as the undersigned may mutually agree.

	Lead Edge Capital Management, LLC

	By:	/s/ Mitchell Green
		Mitchell Green, Managing Member

	Mitchell Green

	By:	/s/ Mitchell Green
		Mitchell Green, Individually

	Brian Neider

	By:	/s/ Brian Neider
		Brian Neider, Managing Member

	Nimay Mehta

	By:	/s/ Nimay Mehta
		Nimay Mehta, Managing Member