Don Rigler - 10 Aug 2026 Form 4 Insider Report for APPFOLIO INC (APPF)

Reporting relationship: Principal Accounting Officer
Issuer ticker: APPF
Reported as of: 10 Aug 2026
Net transaction value: -$29,380
SEC form: 4
Accepted by SEC: 12 Aug 2026, 17:48:12 UTC
Prior SEC filing: 15 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Heather Peterson, as Attorney-in-Fact for Don Rigler

Key filing fact

Don Rigler filed Form 4 for APPFOLIO INC (APPF) on 12 Aug 2026.

Key facts

This page summarizes Don Rigler's Form 4 filing for APPFOLIO INC (APPF).
3 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 12 Aug 2026, 17:48.

Change

Previous filing in this sequence was filed on 15 Jun 2026.
Current net transaction value: -$29,380.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002082975 Primary reporting owner

Rigler Don

Relationship: Principal Accounting Officer
Address: 70 CASTILIAN DRIVE, SANTA BARBARA
Signature: /s/ Heather Peterson, as Attorney-in-Fact for Don Rigler
Signature date: 12 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

APPF transaction

Class A Common Stock

Sale

Transaction value: $29,380
Shares: -150
Change %: -3.5%
Price: $195.87
Shares after: 4,132
Date: 10 Aug 2026
Ownership: Direct
Footnotes: F1

APPF transaction

Class A Common Stock

Tax liability

Transaction value
Shares: -45
Change %: -1.1%
Price: $199.54^*
Shares after: 4,087
Date: 10 Aug 2026
Ownership: Direct
Footnotes: F2

APPF transaction

Class A Common Stock

Tax liability

Transaction value
Shares: -62
Change %: -1.5%
Price: $199.54^*
Shares after: 4,025
Date: 10 Aug 2026
Ownership: Direct
Footnotes: F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 3 footnotes

Footnote F1

These shares were sold pursuant to a plan adopted by the Reporting Person on or around March 13, 2026.

Footnote F2

Consists of Class A Common Stock withheld by the Issuer to satisfy the minimum tax withholding obligations of the Reporting Person arising in connection with the vesting on August 10, 2026 of the time-based restricted stock units ("RSUs") previously granted to the Reporting Person on February 20, 2026 pursuant to the Issuer's 2025 Omnibus Plan.

Footnote F3

Consists of Class A Common Stock withheld by the Issuer to satisfy the minimum tax withholding obligations of the Reporting Person arising in connection with the vesting on August 10, 2026 of the RSUs previously granted to the Reporting Person on April 2, 2025 pursuant to the Issuer's 2025 Omnibus Plan.