Unusual Options Activity
ONON Unusual Options Activity - On AG
- Last active day
- September 15, 2026
- Active days (30d)
- 20
- Biggest recent print
- Put $27.5000 · $2.3M
AI summary
On September 14, 2026, On Holding AG Class A Ordinary Shares (ONON) experienced notable options activity with a total of six prints. The call premium amounted to approximately $1.94 million, while the put premium was around $2.32 million, indicating a heavier emphasis on put activity for the day. Among the top prints, the ONON Call with a strike of $29.00, expiring on September 25, 2026, had a premium of $1.47 million and a volume-to-open interest (Vol/OI) ratio of 83.9, suggesting significant activity relative to existing open positions. Another noteworthy call was for the $32.50 strike expiring on November 20, 2026, with a premium of $229,890 and a Vol/OI ratio of 17.1. In the put options, the $27.50 strike expiring on January 15, 2027, had a premium of $2.29 million and a Vol/OI ratio of 2.3, indicating substantial interest. Overall, the activity reflects a diverse range of strike prices and expiration dates, with a notable focus on puts relative to calls.
AI-generated summary
Prints on September 15, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| ONON | Put | $27.5000 | 01/15/27 (123d) | 2.3× | $2.3M | 48% | |
| ONON | Put | $27.0000 | 09/18/26 (4d) | 1.7× | $35K | 45% |
History
- 2026-09-152 prints$0K calls$2.3M puts
- 2026-09-146 prints$1.9M calls$2.3M puts
- 2026-09-1112 prints$2.0M calls$7.3M puts
- 2026-09-109 prints$38K calls$8.3M puts
- 2026-09-094 prints$38K calls$1.3M puts
- 2026-09-083 prints$0K calls$5.2M puts
- 2026-09-044 prints$0K calls$7.2M puts
- 2026-09-036 prints$3.5M calls$14.4M puts
- 2026-09-023 prints$3.5M calls$6.5M puts
- 2026-09-013 prints$0K calls$604K puts
- 2026-08-312 prints$0K calls$428K puts
- 2026-08-284 prints$565K calls$4.7M puts
- 2026-08-274 prints$565K calls$4.7M puts
- 2026-08-252 prints$135K calls$29K puts
- 2026-08-243 prints$135K calls$62K puts
- 2026-08-215 prints$0K calls$2.5M puts
- 2026-08-204 prints$0K calls$2.5M puts
- 2026-08-192 prints$0K calls$1.3M puts
- 2026-08-184 prints$128K calls$1.3M puts
- 2026-08-173 prints$199K calls$39K puts
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