// company-profile
Silicon Laboratories Inc.
SLABExchangeNasdaqSectorSemiconductors & Related DevicesInc.DEFilings94Insiders14
// api This Silicon Laboratories Inc. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
// activity-summary
No insider transactions in the last 30 days.
// 90-day insight
Over the last 90 days, Silicon Laboratories Inc. insiders bought $19K (10 transactions) and sold $7.2M (6 transactions).
- Most active insider: Johnson Robert Matthew with 2 transactions totaling $4.0M.
- Largest single sale: $2.2M by Johnson Robert Matthew on May 15, 2026.
Activity skews bullish — buys outpace sales.
Institutional Ownership
Top 13F-HR holders of Silicon Laboratories Inc. as of 2026-03-31
Total reported AUM
$5.60B
QoQ change
+54.2%
Reporting period
2026-03-31
#1
BlackRock, Inc.
CIK 2012383
$535.3M
2.6M shares
#2
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$306.7M
1.5M shares
#3
STATE STREET CORP
CIK 93751
$305.4M
1.5M shares
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| May 18, 2026 | Johnson Robert Matthew | SLAB | Sale | 8,024 | $216.83 | $1.74M |
| May 15, 2026 | Butler Dean Warren | SLAB | Tax Withholding | 6,291 | $216.59 | $1.36M |
| May 15, 2026 | Tolany Brandon | SLAB | Tax Withholding | 4,160 | $216.59 | $901K |
| May 15, 2026 | MAULDIN MARK D | SLAB | Tax Withholding | 858 | $216.59 | $186K |
| May 15, 2026 | Johnson Robert Matthew | SLAB | Tax Withholding | 10,363 | $216.59 | $2.24M |
45 more transactions hidden
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