Insider sale

ON HOLDING AG

$25.39M

575K shares

What this filing means

MAURER MARC plans to sell 575K shares of ON HOLDING AG valued at approximately $25.39M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

MAURER MARC

Filed: 12/30/2025ACC: 0001958244-25-004576

InsiderMAURER MARCCIK 1859787

→

IssuerON HOLDING AGCIK 1858985

575K

Shares to sell

$25.39M

Approx. market value

150K

Acquired (3 months)

Planned

23 completed

Securities Acquired — Last 3 Months1

Sort

Acquired from Issuer in private transaction

12/21/2017

150K

Total acquired150K

Acquisition Date	Type	Amount Acquired	Gift
12/21/2017	Acquired from Issuer in private transaction NA	150K	—
Total		150K

Planned & Completed Dispositions24

Sort

Completed

—Completed

Units to sell

6.25K

Market value

$296.8K

12/29/2025

—Completed

Units to sell

6.25K

Market value

$296.8K

12/29/2025

—Completed

Units to sell

6.25K

Market value

$301.0K

12/22/2025

—Completed

Units to sell

6.25K

Market value

$301.0K

12/22/2025

—Completed

Units to sell

6.25K

Market value

$300.0K

12/15/2025

—Completed

Units to sell

6.25K

Market value

$300.0K

12/15/2025

—Completed

Units to sell

6.25K

Market value

$291.6K

12/8/2025

—Completed

Units to sell

6.25K

Market value

$291.6K

12/8/2025

—Completed

Units to sell

2.08K

Market value

$94.1K

12/2/2025

—Completed

Units to sell

9.16K

Market value

$415.1K

12/2/2025

—Completed

Units to sell

51.27K

Market value

$2.32M

12/1/2025

—Completed

Units to sell

6.25K

Market value

$279.0K

12/1/2025

—Completed

Units to sell

6.25K

Market value

$256.5K

11/24/2025

—Completed

Units to sell

100K

Market value

$4.11M

11/21/2025

—Completed

Units to sell

6.25K

Market value

$262.0K

11/17/2025

—Completed

Units to sell

150K

Market value

$6.40M

11/13/2025

—Completed

Units to sell

6.25K

Market value

$218.4K

11/10/2025

—Completed

Units to sell

6.25K

Market value

$227.0K

11/3/2025

—Completed

Units to sell

6.25K

Market value

$265.3K

10/27/2025

—Completed

Units to sell

6.25K

Market value

$262.0K

10/20/2025

—Completed

Units to sell

6.25K

Market value

$265.5K

10/13/2025

—Completed

Units to sell

6.25K

Market value

$264.9K

10/6/2025

—Completed

Units to sell

6.25K

Market value

$257.7K

10/1/2025

Planned — Approximate Date

NYSEPlanned

Units to sell

150K

Market value

$7.12M

12/30/2025

Total

Units

575K

Value

$25.39M

Date	Units to Sell	Approx. Market Value	Exchange	Status
Completed
12/29/2025	6.25K	$296.8K	—	Completed
12/29/2025	6.25K	$296.8K	—	Completed
12/22/2025	6.25K	$301.0K	—	Completed
12/22/2025	6.25K	$301.0K	—	Completed
12/15/2025	6.25K	$300.0K	—	Completed
12/15/2025	6.25K	$300.0K	—	Completed
12/8/2025	6.25K	$291.6K	—	Completed
12/8/2025	6.25K	$291.6K	—	Completed
12/2/2025	2.08K	$94.1K	—	Completed
12/2/2025	9.16K	$415.1K	—	Completed
12/1/2025	51.27K	$2.32M	—	Completed
12/1/2025	6.25K	$279.0K	—	Completed
11/24/2025	6.25K	$256.5K	—	Completed
11/21/2025	100K	$4.11M	—	Completed
11/17/2025	6.25K	$262.0K	—	Completed
11/13/2025	150K	$6.40M	—	Completed
11/10/2025	6.25K	$218.4K	—	Completed
11/3/2025	6.25K	$227.0K	—	Completed
10/27/2025	6.25K	$265.3K	—	Completed
10/20/2025	6.25K	$262.0K	—	Completed
10/13/2025	6.25K	$265.5K	—	Completed
10/6/2025	6.25K	$264.9K	—	Completed
10/1/2025	6.25K	$257.7K	—	Completed
Planned — Approximate Date
12/30/2025	150K	$7.12M	NYSE	Planned
Total	575K	$25.39M