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 |
|---|---|---|---|---|---|---|---|---|
| SI | Ball Robert Joseph | CEO & Executive Chairman | 09/14/2026 | Verkauf | 18.45 | 10,175 | 187,706 | Form 4 |
| SI | Ball Robert Joseph | CEO & Executive Chairman | 09/14/2026 | Optionsausübung | 2.10 | 89,233 | 187,282 | 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 | Schenkung | — | 0 | — | Form 4 |
| SITM | Vashist Rajesh | Chief Executive Officer | 09/09/2026 | Verkauf | 603.47 | 12,000 | 7,241,640 | Form 4 |
| SIRI | Hartenstein Eddy W | Director | 09/09/2026 | Schenkung | — | 8,193 | — | Form 4 |
| SIEB | Gebbia John J | CEO | 09/02/2026 | Schenkung | — | 10,000 | — | Form 4 |
| SIEB | Gebbia Gloria E | Director | 09/02/2026 | Schenkung | — | 10,000 | — | 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 |
| SIBN | Dunn Jeffrey W | Director | 09/01/2026 | Optionsausübung | 4.68 | 1,367 | 6,398 | Form 4 |
| SIBN | Dunn Jeffrey W | Director | 09/01/2026 | Optionsausübung | 4.68 | 18,633 | 87,202 | Form 4 |
| SIG | Cygielman Jamie | See Remarks | 08/31/2026 | Zuteilung | — | 6,436 | — | Form 4 |
| SITM | Vashist Rajesh | Chief Executive Officer | 08/31/2026 | Schenkung | — | 650 | — | Form 4 |
| SITM | Vashist Rajesh | Chief Executive Officer | 08/31/2026 | Schenkung | — | 1,300 | — | Form 4 |
| SIG | Yoakum Julie | See Remarks | 08/31/2026 | Steuer-Abgabe | 82.36 | 2,646 | 217,925 | Form 4 |
| SITE | Black Doug | CEO | 08/26/2026 | Kauf | 96.13 | 5,000 | 480,650 | Form 4 |
| SIRI | Zaslav David | Director | 08/26/2026 | Zuteilung | — | 60 | — | Form 4 |
| SIRI | Witz Jennifer C | CEO | 08/26/2026 | Zuteilung | — | 1,419 | — | Form 4 |
| SIRI | Sud Anjali | Director | 08/26/2026 | Zuteilung | — | 60 | — | Form 4 |
| SIRI | Stephenson Dave | Director | 08/26/2026 | Zuteilung | — | 60 | — | Form 4 |
| SIRI | Salen Kristina | Director | 08/26/2026 | Zuteilung | — | 60 | — | Form 4 |
| SIRI | Rapino Michael | Director | 08/26/2026 | Zuteilung | — | 60 | — | Form 4 |
| SIRI | Procope Jonelle | Director | 08/26/2026 | Zuteilung | — | 60 | — | Form 4 |
| SIRI | Mothner Eve | EVP, Chief Legal Officer & Sec | 08/26/2026 | Zuteilung | — | 1,528 | — | Form 4 |
| SIRI | Malone Evan Daniel | Director | 08/26/2026 | Zuteilung | — | 60 | — | Form 4 |
| SIRI | Maffei Gregory B | Director | 08/26/2026 | Zuteilung | — | 60 | — | Form 4 |
| SIRI | Hartenstein Eddy W | Director | 08/26/2026 | Zuteilung | — | 60 | — | Form 4 |
| SIRI | Greenstein Scott Andrew | Pres. & Chief Content Officer | 08/26/2026 | Zuteilung | — | 177 | — | Form 4 |
| SIRI | Coughlin Zachary | EVP and CFO | 08/26/2026 | Zuteilung | — | 2,621 | — | Form 4 |
| SIEB | Gebbia John J | CEO | 08/26/2026 | Schenkung | — | 22,500 | — | Form 4 |
| SIEB | Gebbia Gloria E | Director | 08/26/2026 | Schenkung | — | 22,500 | — | 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 |
| SIG | Tilzer Brian A | Director | 08/21/2026 | Zuteilung | — | 9 | — | Form 4 |
| SIG | Cochran Sandra B | Director | 08/21/2026 | Zuteilung | — | 9 | — | Form 4 |
| SIG | Gennette Jeffrey | Director | 08/21/2026 | Zuteilung | — | 10 | — | Form 4 |
| SIG | Hicks Zackery A | Director | 08/21/2026 | Zuteilung | — | 9 | — | Form 4 |
| SIG | Mccollam Sharon | Director | 08/21/2026 | Zuteilung | — | 9 | — | Form 4 |
| SIG | Graf R. Mark | Director | 08/21/2026 | Zuteilung | — | 9 | — | Form 4 |
| SIG | McCluskey Helen | Director | 08/21/2026 | Zuteilung | — | 16 | — | Form 4 |
| SIG | Wilson Donta L | Director | 08/21/2026 | Zuteilung | — | 9 | — | Form 4 |
| SIG | Ulasewicz Eugenia | Director | 08/21/2026 | Zuteilung | — | 9 | — | Form 4 |
| SIG | Ciccolini Vincent | Chief Accounting Officer | 08/21/2026 | Zuteilung | — | 21 | — | Form 4 |
| SIG | Sagi Raghunandan R | See Remarks | 08/21/2026 | Zuteilung | — | 47 | — | Form 4 |
| SIG | Cho Karen Leslie | Chief People Officer | 08/21/2026 | Zuteilung | — | 31 | — | Form 4 |
| SIG | Hilson Joan M | * See Remarks | 08/21/2026 | Zuteilung | — | 318 | — | Form 4 |
| SIG | Yoakum Julie | See Remarks | 08/21/2026 | Zuteilung | — | 52 | — | Form 4 |
| SIG | Cividino Claudia | See Remarks | 08/21/2026 | Zuteilung | — | 35 | — | Form 4 |
| SIG | Ptak Stash | * See Remarks | 08/21/2026 | Zuteilung | — | 25 | — | Form 4 |
| SIG | Symancyk James Kevin | Chief Executive Officer | 08/21/2026 | Zuteilung | — | 384 | — | 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 |
| SITM | Ahamad Samsheer | See Remarks | 08/20/2026 | Steuer-Abgabe | 598.81 | 1,484 | 888,634 | Form 4 |
| SITM | Howe Elizabeth A. | EVP, Chief Financial Officer | 08/20/2026 | Steuer-Abgabe | 598.81 | 2,740 | 1,640,739 | Form 4 |
| SITM | Assaderaghi Fariborz | See Remarks | 08/20/2026 | Steuer-Abgabe | 598.81 | 9,701 | 5,809,056 | Form 4 |
A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).