🕵️ Silicon Laboratories Inc. ($SLAB)
SEC insider & ownership activity, last 12 months · CIK 1038074 · every row links its SEC filing
Over the last 12 months insiders sold $4.2M with no open-market buying against it. Johnson Robert Matthew sold $1.7M in discretionary trades (May). No red-flag 8-Ks in the window.
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Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 4 sellers, $4.2M (5 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Johnson Robert Matthew | 0 | – | 1 | $1.7M | May 18, 2026 |
| Robert J. Conrad | 0 | – | 1 | $1.4M | Aug 14, 2026 |
| Tolany Brandon | 0 | – | 2 | $872K | Dec 5, 2025 |
| Richardson Nina | 0 | – | 1 | $202K | Jan 13, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| BlackRock, Inc. | 12.5% | 13G | Apr 28, 2025 | filing ↗ | |
| Vanguard Portfolio Management | 6.6% | 13G | Apr 29, 2026 | filing ↗ | |
| Vanguard Capital Management | 5.2% | 13G | Apr 30, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Robert J. Conrad | $1.4M | Aug 14, 2026 | filing ↗ |
| Johnson Robert Matthew | $1.7M | May 18, 2026 | filing ↗ |
| Richardson Nina | $202K | Jan 13, 2026 | filing ↗ |
| Tolany Brandon | $276K | Dec 5, 2025 | filing ↗ |
| Tolany Brandon | $595K | Dec 4, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | Aug 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 11, 2026 | filing ↗ |
| Other events (8.01) | May 22, 2026 | filing ↗ |
| Earnings (2.02) | May 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 5, 2026 | filing ↗ |
| Shareholder vote (5.07) | Apr 30, 2026 | filing ↗ |
| Shareholder vote (5.07) | Apr 23, 2026 | filing ↗ |
| Material agreement (1.01) | Feb 4, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 4, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 4, 2026 | filing ↗ |
| Earnings (2.02) | Feb 4, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 4, 2026 | filing ↗ |
| Earnings (2.02) | Nov 4, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 4, 2025 | filing ↗ |