SLAB
Silicon Laboratories Inc. · Technology · Semiconductors
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2026
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 2 | 0 | 228.04K | $50.53M | n/a | n/a |
| Q2 2026 | 111 | -6 | 22.52M | $4.92B | +5 | −10 |
| Q1 2026 | 119 | +2 | 22.38M | $4.64B | +10 | −9 |
| Q4 2025 | 117 | -1 | 29.17M | $3.81B | +1 | −1 |
| Q3 2025 | 22 | +2 | 19.08M | $2.50B | +2 | −1 |
| Q2 2025 | 18 | +3 | 17.78M | $2.62B | +4 | −1 |
| Q1 2025 | 12 | 0 | 4.27M | $480.96M | +1 | −1 |
| Q4 2024 | 12 | -2 | 4.04M | $502.28M | n/a | −2 |
| Q3 2024 | 13 | +1 | 2.69M | $310.95M | +2 | −1 |
| Q2 2024 | 12 | n/a | 2.51M | $277.81M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Assenagon Asset Management S.A. | 223.97K | -50.0% | $49.63M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 2 | Wealth Enhancement Advisory… | 4.07K | +3.4% | $901,984 | 0.0% | ▲ Add | 4 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 374 holders, 29.95M shares, $6.06B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer · 6.58K sh · $1.44M
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology