Insider Trading
Current insider transactions (SEC Form 4) — buys and sells by officers, directors, and major shareholders.
| Ticker | Insider | Title | Date | Transaction | Price ($) | Shares | Value ($) | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|
| SION | Ra Capital Management, L.p. | Director | 09/17/2026 | Verkauf | 7.46 | 33,800 | 252,148 | Form 4 |
| SION | Ra Capital Management, L.p. | Director | 09/17/2026 | Verkauf | 6.32 | 3,415,011 | 21,582,870 | Form 4 |
| SI | Ball Robert Joseph | CEO & Executive Chairman | 09/14/2026 | Verkauf | 18.45 | 10,175 | 187,706 | Form 4 |
| SITM | Pangrazio Vincent P | See Remarks | 09/11/2026 | Verkauf | 625.00 | 3,000 | 1,875,000 | Form 4 |
| SITM | Vashist Rajesh | Chief Executive Officer | 09/09/2026 | Verkauf | 603.47 | 12,000 | 7,241,640 | Form 4 |
| SIBN | Dunn Jeffrey W | Director | 09/01/2026 | Verkauf | 18.91 | 1,367 | 25,847 | Form 4 |
| SIBN | Dunn Jeffrey W | Director | 09/01/2026 | Verkauf | 18.91 | 18,633 | 352,313 | Form 4 |
| SI | Gilde Healthcare Holding B.V. | 10% Owner | 08/26/2026 | Verkauf | 22.60 | 1,196 | 27,030 | Form 4 |
| SILC | Orbach Yeshayhu | Director | 08/24/2026 | Verkauf | 45.00 | 2,969 | 133,605 | Form 4 |
| SIBN | Maheshwari Anshul | Chief Op & Financial Officer | 08/24/2026 | Verkauf | 20.11 | 11,636 | 233,971 | Form 4 |
| SIBN | Francis Laura | Chief Executive Officer | 08/24/2026 | Verkauf | 20.12 | 25,972 | 522,596 | Form 4 |
| SI | Gilde Healthcare Holding B.V. | 10% Owner | 08/24/2026 | Verkauf | 22.62 | 681 | 15,404 | Form 4 |
| SI | Gilde Healthcare Holding B.V. | 10% Owner | 08/21/2026 | Verkauf | 22.61 | 20,516 | 463,867 | Form 4 |
| SIBN | Maheshwari Anshul | Chief Op & Financial Officer | 08/21/2026 | Verkauf | 20.02 | 11,228 | 224,785 | Form 4 |
| SIBN | Francis Laura | Chief Executive Officer | 08/21/2026 | Verkauf | 20.02 | 3,923 | 78,538 | Form 4 |
| SI | Gilde Healthcare Holding B.V. | 10% Owner | 08/20/2026 | Verkauf | 22.60 | 3,900 | 88,140 | Form 4 |
| SIBN | Francis Laura | Chief Executive Officer | 08/20/2026 | Verkauf | 19.46 | 51,884 | 1,009,663 | Form 4 |
| SIBN | Maheshwari Anshul | Chief Op & Financial Officer | 08/19/2026 | Verkauf | 19.55 | 5,747 | 112,354 | Form 4 |
| SI | Ahearn Matthew Fraser | Chief Operating Officer | 08/18/2026 | Verkauf | 21.38 | 1,600 | 34,211 | Form 4 |
| SI | Ahearn Matthew Fraser | Chief Operating Officer | 08/18/2026 | Verkauf | 20.94 | 12,586 | 263,493 | Form 4 |
| SITM | Frank Edward H. | Director | 08/17/2026 | Verkauf | 745.00 | 1,000 | 745,000 | Form 4 |
| SITM | Kreindl Torsten | Director | 08/17/2026 | Verkauf | 750.12 | 345 | 258,791 | Form 4 |
| SILC | Eizenman Avinoam | Director | 08/17/2026 | Verkauf | 50.50 | 20,000 | 1,010,000 | Form 4 |
| SIBN | Maheshwari Anshul | Chief Financial Officer | 08/17/2026 | Verkauf | 18.62 | 2,189 | 40,764 | Form 4 |
| SIBN | Maheshwari Anshul | Chief Financial Officer | 08/17/2026 | Verkauf | 18.68 | 2,476 | 46,251 | Form 4 |
| SIBN | Pisetsky Michael A. | SVP, Ops & Adm/Chief Legal Ofr | 08/17/2026 | Verkauf | 18.65 | 1,871 | 34,898 | Form 4 |
| SIBN | Pisetsky Michael A. | SVP, Ops & Adm/Chief Legal Ofr | 08/17/2026 | Verkauf | 18.62 | 1,854 | 34,513 | Form 4 |
| SIBN | Francis Laura | Chief Executive Officer | 08/17/2026 | Verkauf | 18.63 | 1,973 | 36,755 | Form 4 |
| SIBN | Francis Laura | Chief Executive Officer | 08/17/2026 | Verkauf | 18.68 | 2,236 | 41,772 | Form 4 |
| SIBN | Francis Laura | Chief Executive Officer | 08/17/2026 | Verkauf | 18.66 | 3,203 | 59,778 | Form 4 |
| SIBN | Francis Laura | Chief Executive Officer | 08/17/2026 | Verkauf | 18.66 | 3,652 | 68,144 | Form 4 |
| SIBN | Francis Laura | Chief Executive Officer | 08/17/2026 | Verkauf | 18.66 | 3,892 | 72,616 | Form 4 |
| SI | Ahearn Matthew Fraser | Chief Operating Officer | 08/17/2026 | Verkauf | 20.10 | 8,314 | 167,101 | Form 4 |
| SITM | Kreindl Torsten | Director | 08/14/2026 | Verkauf | 700.00 | 350 | 245,000 | Form 4 |
| SILC | Eizenman Liron | President and CEO | 08/12/2026 | Verkauf | 48.53 | 18,072 | 877,034 | Form 4 |
| SITM | Schuelke Katherine | Director | 08/11/2026 | Verkauf | 698.05 | 500 | 349,025 | Form 4 |
| SITM | Bonnot Lionel | See Remarks | 08/10/2026 | Verkauf | 725.00 | 1,500 | 1,087,500 | Form 4 |
| SITM | Kreindl Torsten | Director | 08/07/2026 | Verkauf | 715.00 | 700 | 500,500 | Form 4 |
| SITM | Kreindl Torsten | Director | 08/07/2026 | Verkauf | 735.00 | 350 | 257,250 | Form 4 |
| SIRI | Procope Jonelle | Director | 08/06/2026 | Verkauf | 29.97 | 16,672 | 499,702 | Form 4 |
| SI | Gilde Healthcare Holding B.V. | 10% Owner | 08/06/2026 | Verkauf | 22.60 | 2,095 | 47,347 | Form 4 |
| SI | Gilde Healthcare Holding B.V. | 10% Owner | 08/05/2026 | Verkauf | 22.64 | 7,338 | 166,132 | Form 4 |
| SI | Gilde Healthcare Holding B.V. | 10% Owner | 08/04/2026 | Verkauf | 22.77 | 99,812 | 2,272,719 | Form 4 |
| SIBN | Dunn Jeffrey W | Director | 08/03/2026 | Verkauf | 18.46 | 20,000 | 369,214 | Form 4 |
| SI | Gilde Healthcare Holding B.V. | 10% Owner | 08/03/2026 | Verkauf | 22.71 | 10,751 | 244,155 | Form 4 |
| SI | Gilde Healthcare Holding B.V. | 10% Owner | 07/31/2026 | Verkauf | 22.73 | 20,034 | 455,373 | Form 4 |
| SI | Gilde Healthcare Holding B.V. | 10% Owner | 07/30/2026 | Verkauf | 23.36 | 28,245 | 659,803 | Form 4 |
| SIGI | Lanza Michael H | EVP and General Counsel | 07/28/2026 | Verkauf | 94.04 | 17,100 | 1,608,156 | Form 4 |
| SION | Thompson Peter A. | Director | 07/07/2026 | Verkauf | 44.86 | 85,918 | 3,854,281 | Form 4 |
| SION | Orbimed Advisors Llc | Director | 07/07/2026 | Verkauf | 44.86 | 85,918 | 3,854,281 | Form 4 |
| SION | Orbimed Advisors Llc | Director | 04/18/2026 | Verkauf | 44.52 | 2,948 | 131,245 | Form 4 |
| SION | Peter A Thompson | Director | 04/18/2026 | Verkauf | 44.52 | 2,948 | 131,245 | Form 4 |
| SITM | Piyush B Sevalia | Insider | 04/17/2026 | Verkauf | 484.05 | 2,419 | 1,170,917 | Form 4 |
| SION | Orbimed Advisors Llc | Director | 04/17/2026 | Verkauf | 44.68 | 52,397 | 2,341,098 | Form 4 |
| SION | Peter A Thompson | Director | 04/17/2026 | Verkauf | 44.68 | 52,397 | 2,341,098 | Form 4 |
A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).