On Holding AG - Class A ordinary shares, par value CHF 0.10 per share (ONON)

CUSIP: H5919C104

Q2 2026 13F Holders as of 30 Jun 2026

Holder snapshot 7 signals
Share change
+3,697,903
Put/Call ratio
94%
SEC-reported price per share
$35.42
Number of holders
491
Value change
+$150,830,329
Number of buys
241
Open additional details 1 more signal available
Number of sells
261
Security identity Names, identifiers, and filing context for this profile. 1 source field
Shares outstanding
299,293,239

Security key

H5919C104

Report period

Q2 2026

Institutions

491

Top holders

10

Ownership snapshot

Top reported holders of ONON - On Holding AG - Class A ordinary shares, par value CHF 0.10 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
David Michael Allemann
Disclosed value leader
David Michael Allemann
Comparable rows
15/15
Latest evidence
30 Jun 2026
13D/G 3/4/5 13F Lead comparable stake: 13% 13D/G row: David Michael Allemann Showing 1-6 of 15 holder rows.

Quick read

David Michael Allemann leads the comparable SEC ownership view at 13%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens David Michael Allemann's linked filing trail.
Comparable ownership Top 5
David Michael Allemann 13%
Carlos Alberto Sicupira 6.6%
MORGAN STANLEY 6.5%
BAMCO INC /NY/ 5.6%
FMR LLC 5.4%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
David Michael Allemann
13D/G 3/4/5
David Allemann · Executive Officer & Co-CEO, Director
13%
$1,664,757,075
43,195,565 shares
-$82,252,685 30 Jun 2026
Carlos Alberto Sicupira
13D/G
Sicupira Carlos Alberto
6.6%
$893,123,714
19,833,971 shares
$0 30 Sep 2024
MORGAN STANLEY
13D/G 13F
Company
6.5%
$905,813,989
19,166,610 shares
$0 31 Dec 2025
BAMCO INC /NY/
13D/G 13F
Baron Capital Group, Inc. · Company
5.6%
$651,714,021
16,910,068 shares
$0 30 Jun 2026
FMR LLC
13F 13D/G
Company
5.4%
from 13D/G
$819,182,447
24,079,437 shares
31 Mar 2026
ALLIANCEBERNSTEIN L.P.
13D/G 13F
Company
3.3%
$413,187,055
9,756,483 shares
-$302,802,034 30 Sep 2025
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q2 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
491
Shares
209,633,441
Rows available
491
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q2 2026 vs Q1 2026 Across Filers

Q1 2026 holders
494
Q2 2026 holders
491
Holder diff
-3
Investor Q1 2026 Shares Q2 2026 Shares Share Diff Share Chg % Q1 2026 value Q2 2026 value Value change Value Chg %
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