WEAVER NATHAN D. (VP, Human Resources) sold 44.9% of their position (9.56K shares) of FULLER H B CO on the open market

Open‑market sale worth $593.3K — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale

WEAVER NATHAN D.

Filed: 8/12/2026ACC: 0001225208-26-007076

InsiderWEAVER NATHAN D.CIK 1807831

→

IssuerFULLER H B COCIK 39368

Officer· VP, Human Resources

Since Mar 2020

-9.56K

Net shares

Net seller

$593.3K

Total sold

Open market trades

0B · 1S

Total transactions

9.56K acquired · 19.12K disposed

Non-Derivative Transactions3

Common Stock

Direct

M · Option Exercise

+4.98K

Price / share

$50.10

Trade value

$249.30K

% of position

42.4%

8/11/2026

11.74K→16.71K

Common Stock

Direct

M · Option Exercise

+4.58K

Price / share

$53.57

Trade value

$245.62K

% of position

27.4%

8/11/2026

16.71K→21.30K

Common Stock

Direct

S · Sale

−9.56K

Price / share

$62.06

Trade value

$593.33K

% of position

44.9%

8/11/2026

21.30K→11.74K

Total

Net shares

+0.00

Net value

-$98.42K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	8/11/2026	M · Option Exercise	+4.98K	$50.10	$249.30K	42.4%	11.74K	16.71K
Common Stock Direct	8/11/2026	M · Option Exercise	+4.58K	$53.57	$245.62K	27.4%	16.71K	21.30K
Common Stock Direct	8/11/2026	S · Sale	−9.56K	$62.06	$593.33K	44.9%	21.30K	11.74K
Total			+0.00		-$98.42K

Derivative Transactions2

Employee Stock Option (Right-to-Buy)

Direct

M · Option Exercise

Converts to

Common Stock

4.58K shares

−4.58K

Strike price

53.5700

Held after

0.00

Exercisable

—

8/11/2026

Employee Stock Option (Right-to-Buy)

Direct

M · Option Exercise

Converts to

Common Stock

4.98K shares

−4.98K

Strike price

50.1000

Held after

0.00

Exercisable

—

8/11/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Employee Stock Option (Right-to-Buy) Direct	Common Stock4.58K shares	8/11/2026	M · Option Exercise	−4.58K	53.5700	—	0.00
Employee Stock Option (Right-to-Buy) Direct	Common Stock4.98K shares	8/11/2026	M · Option Exercise	−4.98K	50.1000	—	0.00

Non-Derivative Holdings (Post-Transaction)0

No non-derivative holdings reported

Derivative Holdings (Post-Transaction)13

Employee Stock Option (Right-to-Buy)

Direct

Underlying security

Common Stock

Underlying shares

14.84K

Shares owned

14.84K

Exercise price

64.2800

Expiration

—

Exercise window

—

Employee Stock Option (Right-to-Buy)

Direct

Underlying security

Common Stock

Underlying shares

5.36K

Shares owned

5.36K

Exercise price

48.3500

Expiration

—

Exercise window

—

Employee Stock Option (Right-to-Buy)

Direct

Underlying security

Common Stock

Underlying shares

9.63K

Shares owned

9.63K

Exercise price

68.1700

Expiration

—

Exercise window

—

Employee Stock Option (Right-to-Buy)

Direct

Underlying security

Common Stock

Underlying shares

11.99K

Shares owned

11.99K

Exercise price

51.8900

Expiration

—

Exercise window

—

Restricted Stock Units

Direct

Underlying security

Common Stock

Underlying shares

1.78K

Shares owned

1.78K

Exercise price

0.0000

Expiration

—

Exercise window

—

Phantom Units

Direct

Underlying security

Common Stock

Underlying shares

5.94K

Shares owned

5.94K

Exercise price

0.0000

Expiration

—

Exercise window

—

Employee Stock Option (Right-to-Buy)

Direct

Underlying security

Common Stock

Underlying shares

23.19K

Shares owned

23.19K

Exercise price

59.8100

Expiration

—

Exercise window

—

Employee Stock Option (Right-to-Buy)

Direct

Underlying security

Common Stock

Underlying shares

6.12K

Shares owned

6.12K

Exercise price

45.0500

Expiration

—

Exercise window

—

Employee Stock Option (Right-to-Buy)

Direct

Underlying security

Common Stock

Underlying shares

9.73K

Shares owned

9.73K

Exercise price

26.6600

Expiration

—

Exercise window

—

Restricted Stock Units

Direct

Underlying security

Common Stock

Underlying shares

578.71

Shares owned

578.71

Exercise price

0.0000

Expiration

—

Exercise window

—

Restricted Stock Units

Direct

Underlying security

Common Stock

Underlying shares

3.45K

Shares owned

3.45K

Exercise price

0.0000

Expiration

—

Exercise window

—

Employee Stock Option (Right-to-Buy)

Direct

Underlying security

Common Stock

Underlying shares

9.81K

Shares owned

9.81K

Exercise price

77.7200

Expiration

—

Exercise window

—

Employee Stock Option (Right-to-Buy)

Direct

Underlying security

Common Stock

Underlying shares

8.25K

Shares owned

8.25K

Exercise price

72.9400

Expiration

—

Exercise window

—

Total

Underlying

110.67K

Owned

110.67K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Employee Stock Option (Right-to-Buy) Direct	Common Stock	64.2800	—	—	14.84K	14.84K
Employee Stock Option (Right-to-Buy) Direct	Common Stock	48.3500	—	—	5.36K	5.36K
Employee Stock Option (Right-to-Buy) Direct	Common Stock	68.1700	—	—	9.63K	9.63K
Employee Stock Option (Right-to-Buy) Direct	Common Stock	51.8900	—	—	11.99K	11.99K
Restricted Stock Units Direct	Common Stock	0.0000	—	—	1.78K	1.78K
Phantom Units Direct	Common Stock	0.0000	—	—	5.94K	5.94K
Employee Stock Option (Right-to-Buy) Direct	Common Stock	59.8100	—	—	23.19K	23.19K
Employee Stock Option (Right-to-Buy) Direct	Common Stock	45.0500	—	—	6.12K	6.12K
Employee Stock Option (Right-to-Buy) Direct	Common Stock	26.6600	—	—	9.73K	9.73K
Restricted Stock Units Direct	Common Stock	0.0000	—	—	578.71	578.71
Restricted Stock Units Direct	Common Stock	0.0000	—	—	3.45K	3.45K
Employee Stock Option (Right-to-Buy) Direct	Common Stock	77.7200	—	—	9.81K	9.81K
Employee Stock Option (Right-to-Buy) Direct	Common Stock	72.9400	—	—	8.25K	8.25K
Total					110.67K	110.67K