DUCA MAURICE J sold 16.7% of their position (21.40K shares) of APPFOLIO INC on the open market

Open‑market sale worth $3.95M — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 21 sales

DUCA MAURICE J

Filed: 8/4/2026ACC: 0000938333-26-000008

InsiderDUCA MAURICE JCIK 938333

→

IssuerAPPFOLIO INCCIK 1433195

10% Owner

Since Dec 2019

-21.40K

Net shares

Net seller

$3.95M

Total sold

Open market trades

0B · 21S

Total transactions

21.40K disposed

Non-Derivative Transactions21

Class A Common Stock

Direct

S · Sale

−3.44K

Price / share

$180.25

Trade value

$619.16K

% of position

4.7%

7/31/2026

73.66K→70.23K

Class A Common Stock

Direct

S · Sale

−65.00

Price / share

$181.07

Trade value

$11.77K

% of position

0.1%

7/31/2026

70.23K→70.16K

Class A Common Stock

Indirect

S · Sale

−1.57K

Price / share

$180.25

Trade value

$282.99K

% of position

4.9%

7/31/2026

32.22K→30.65K

Class A Common Stock

Indirect

S · Sale

−30.00

Price / share

$181.07

Trade value

$5.43K

% of position

0.1%

7/31/2026

30.65K→30.62K

Class A Common Stock

Indirect

S · Sale

−5.50K

Price / share

$180.25

Trade value

$990.47K

% of position

4.7%

7/31/2026

117.93K→112.44K

Class A Common Stock

Indirect

S · Sale

−105.00

Price / share

$181.07

Trade value

$19.01K

% of position

0.1%

7/31/2026

112.44K→112.33K

Class A Common Stock

Direct

S · Sale

−327.00

Price / share

$184.39

Trade value

$60.30K

% of position

0.5%

8/3/2026

70.16K→69.83K

Class A Common Stock

Direct

S · Sale

−585.00

Price / share

$187.48

Trade value

$109.68K

% of position

0.8%

8/3/2026

69.83K→69.25K

Class A Common Stock

Direct

S · Sale

−402.00

Price / share

$188.48

Trade value

$75.77K

% of position

0.6%

8/3/2026

69.25K→68.85K

Class A Common Stock

Direct

S · Sale

−1.50K

Price / share

$189.81

Trade value

$284.15K

% of position

2.2%

8/3/2026

68.85K→67.35K

Class A Common Stock

Direct

S · Sale

−689.00

Price / share

$190.45

Trade value

$131.22K

% of position

1.0%

8/3/2026

67.35K→66.66K

Class A Common Stock

Indirect

S · Sale

−149.00

Price / share

$184.38

Trade value

$27.47K

% of position

0.5%

8/3/2026

30.62K→30.48K

Class A Common Stock

Indirect

S · Sale

−266.00

Price / share

$187.48

Trade value

$49.87K

% of position

0.9%

8/3/2026

30.48K→30.21K

Class A Common Stock

Indirect

S · Sale

−218.00

Price / share

$188.58

Trade value

$41.11K

% of position

0.7%

8/3/2026

30.21K→29.99K

Class A Common Stock

Indirect

S · Sale

−699.00

Price / share

$189.86

Trade value

$132.71K

% of position

2.3%

8/3/2026

29.99K→29.29K

Class A Common Stock

Indirect

S · Sale

−268.00

Price / share

$190.52

Trade value

$51.06K

% of position

0.9%

8/3/2026

29.29K→29.02K

Class A Common Stock

Indirect

S · Sale

−524.00

Price / share

$184.39

Trade value

$96.62K

% of position

0.5%

8/3/2026

112.33K→111.81K

Class A Common Stock

Indirect

S · Sale

−937.00

Price / share

$187.48

Trade value

$175.67K

% of position

0.8%

8/3/2026

111.81K→110.87K

Class A Common Stock

Indirect

S · Sale

−639.00

Price / share

$188.48

Trade value

$120.44K

% of position

0.6%

8/3/2026

110.87K→110.23K

Class A Common Stock

Indirect

S · Sale

−2.40K

Price / share

$189.80

Trade value

$455.14K

% of position

2.2%

8/3/2026

110.23K→107.83K

Class A Common Stock

Indirect

S · Sale

−1.10K

Price / share

$190.45

Trade value

$209.88K

% of position

1.0%

8/3/2026

107.83K→106.73K

Total

Net shares

−21.40K

Net value

-$3.95M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Class A Common Stock Direct	7/31/2026	S · Sale	−3.44K	$180.25	$619.16K	4.7%	73.66K	70.23K
Class A Common Stock Direct	7/31/2026	S · Sale	−65.00	$181.07	$11.77K	0.1%	70.23K	70.16K
Class A Common Stock Indirect	7/31/2026	S · Sale	−1.57K	$180.25	$282.99K	4.9%	32.22K	30.65K
Class A Common Stock Indirect	7/31/2026	S · Sale	−30.00	$181.07	$5.43K	0.1%	30.65K	30.62K
Class A Common Stock Indirect	7/31/2026	S · Sale	−5.50K	$180.25	$990.47K	4.7%	117.93K	112.44K
Class A Common Stock Indirect	7/31/2026	S · Sale	−105.00	$181.07	$19.01K	0.1%	112.44K	112.33K
Class A Common Stock Direct	8/3/2026	S · Sale	−327.00	$184.39	$60.30K	0.5%	70.16K	69.83K
Class A Common Stock Direct	8/3/2026	S · Sale	−585.00	$187.48	$109.68K	0.8%	69.83K	69.25K
Class A Common Stock Direct	8/3/2026	S · Sale	−402.00	$188.48	$75.77K	0.6%	69.25K	68.85K
Class A Common Stock Direct	8/3/2026	S · Sale	−1.50K	$189.81	$284.15K	2.2%	68.85K	67.35K
Class A Common Stock Direct	8/3/2026	S · Sale	−689.00	$190.45	$131.22K	1.0%	67.35K	66.66K
Class A Common Stock Indirect	8/3/2026	S · Sale	−149.00	$184.38	$27.47K	0.5%	30.62K	30.48K
Class A Common Stock Indirect	8/3/2026	S · Sale	−266.00	$187.48	$49.87K	0.9%	30.48K	30.21K
Class A Common Stock Indirect	8/3/2026	S · Sale	−218.00	$188.58	$41.11K	0.7%	30.21K	29.99K
Class A Common Stock Indirect	8/3/2026	S · Sale	−699.00	$189.86	$132.71K	2.3%	29.99K	29.29K
Class A Common Stock Indirect	8/3/2026	S · Sale	−268.00	$190.52	$51.06K	0.9%	29.29K	29.02K
Class A Common Stock Indirect	8/3/2026	S · Sale	−524.00	$184.39	$96.62K	0.5%	112.33K	111.81K
Class A Common Stock Indirect	8/3/2026	S · Sale	−937.00	$187.48	$175.67K	0.8%	111.81K	110.87K
Class A Common Stock Indirect	8/3/2026	S · Sale	−639.00	$188.48	$120.44K	0.6%	110.87K	110.23K
Class A Common Stock Indirect	8/3/2026	S · Sale	−2.40K	$189.80	$455.14K	2.2%	110.23K	107.83K
Class A Common Stock Indirect	8/3/2026	S · Sale	−1.10K	$190.45	$209.88K	1.0%	107.83K	106.73K
Total			−21.40K		-$3.95M

Derivative Transactions0

No derivative transactions reported

Non-Derivative Holdings (Post-Transaction)4

Class A Common Stock

Indirect

Shares owned9.80K

Class A Common Stock

Indirect

Shares owned26.67K

Class A Common Stock

Indirect

Shares owned7.02K

Class A Common Stock

Indirect

Shares owned142.86K

Total

186.35K indirect186.35K

Security Title	Shares Owned	Ownership Type
Class A Common Stock	9.80K	Indirect
Class A Common Stock	26.67K	Indirect
Class A Common Stock	7.02K	Indirect
Class A Common Stock	142.86K	Indirect
Total	186.35K	186.35K indirect

Derivative Holdings (Post-Transaction)0

No derivative holdings reported