// company-profile
Impinj Inc
PI// activity-summary
Recent insider activity is bullish. Over the last 30 days, 16 insiders purchased shares versus 10 sales. Buying was led by Gibson Daniel Patrick.
// 90-day insight
Over the last 90 days, Impinj Inc insiders bought $0 (16 transactions) and sold $50.3M (16 transactions).
- Most active insider: SYLEBRA CAPITAL LLC with 16 transactions totaling $50.3M.
- Largest single sale: $7.3M by SYLEBRA CAPITAL LLC on May 29, 2026.
Activity is mixed — buys and sales are roughly balanced.
Institutional Ownership
Top 13F-HR holders of Impinj Inc as of 2026-03-31
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 |
|---|---|---|---|---|---|---|
| Jun 15, 2026 | DIORIO CHRIS PH.D. | PI | Gift10b5 | 10,000 | $0.00 | $0K |
| Jun 9, 2026 | SYLEBRA CAPITAL LLC | PI | Sale | 19,105 | $127.36 | $2.43M |
| Jun 8, 2026 | SYLEBRA CAPITAL LLC | PI | Sale | 12,528 | $125.97 | $1.58M |
| Jun 8, 2026 | SYLEBRA CAPITAL LLC | PI | Sale | 33,000 | $130.07 | $4.29M |
| Jun 5, 2026 | SYLEBRA CAPITAL LLC | PI | Sale | 11,602 | $128.87 | $1.50M |
45 more transactions hidden
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