On Holding AG (ONON) Ownership & Trading Activity
Institutional holders, insider transactions, and congressional trades for ONON. 13F holdings as of 2026-06-30.
In 13F filings for the quarter ended June 30, 2026, 481 institutions reported holding ONON, with 208.8 million shares worth $7.4 billion in aggregate.
Top Institutional Holders
| Institution | Shares | Value | Change |
|---|---|---|---|
| Morgan Stanley | 20,447,122 | $724M | DECREASED |
| Bamco Inc | 16,929,770 | $600M | INCREASED |
| FMR | 16,039,135 | $568M | DECREASED |
| Lone Pine Capital | 13,280,030 | $470M | NEW |
| Platinum Paramount Investment Ltd | 11,312,048 | $401M | UNCHANGED |
Recent Insider Trades
| Insider | Type | Shares | Value | Date |
|---|---|---|---|---|
| Dennis M Durkin (Director) | TAX-W | 723 | $22K | 2026-09-24 |
| Laura Miele (Director) | TAX-W | 609 | $18K | 2026-09-24 |
| Helena Helmersson (Director) | TAX-W | 633 | $19K | 2026-09-24 |
| Helena Helmersson (Director) | AWARD | 2,433 | 2026-09-21 | |
| Alexandre Perez (Director) | AWARD | 2,892 | 2026-09-21 |
Full institutional holdings, insider history, and congressional trades for On Holding AG on SentiSense.