PI
Impinj, Inc. · Technology · Semiconductors
Momentum inputs (comparable managers):
holder breadth -18.8% ·
share flow +7.0% ·
net new positions -20.0%
— formula
Concentrated accumulation — rising shares among fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 107 | +3 | 25.42M | $3.64B | +11 | −7 |
| Q1 2026 | 106 | -5 | 24.72M | $2.54B | +8 | −14 |
| Q4 2025 | 112 | +2 | 26.42M | $4.61B | +5 | −2 |
| Q3 2025 | 17 | -1 | 16.24M | $2.94B | +2 | −4 |
| Q2 2025 | 16 | 0 | 15.36M | $1.71B | +2 | −2 |
| Q1 2025 | 13 | -3 | 3.95M | $358.59M | +1 | −4 |
| Q4 2024 | 16 | +5 | 3.70M | $537.06M | +5 | — |
| Q3 2024 | 10 | 0 | 1.87M | $404.99M | +3 | −3 |
| Q2 2024 | 10 | — | 1.82M | $285.10M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | State Street Global Advisors ✦ (passive) | 1.20M | +2.6% | $108.72M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 2 | Capital World Investors ✦ | 754.35K | +38.1% | $68.42M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 3 | Point72 Asset Management ✦ | 678.22K | +220.9% | $61.51M | 0.2% | ▲ Add | 2 | SEC ↗ |
| 4 | Geode Capital Management ✦ (passive) | 554.40K | +1.4% | $50.30M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 5 | Geode Capital Management ✦ (passive) | 554.40K | +1.4% | $50.30M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 6 | Norges Bank ✦ (passive) | 267.44K | -3.1% | $24.26M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 7 | T. Rowe Price ✦ | 221.72K | +1.2% | $20.11M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 8 | T. Rowe Price ✦ | 221.72K | +1.2% | $20.11M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 9 | Duquesne Family Office ✦ | 108.47K | New | $9.84M | 0.3% | New | 1 | SEC ↗ |
| 10 | Renaissance Technologies ✦ | 66.90K | -70.2% | $6.07M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 11 | Two Sigma Investments ✦ | 48.91K | -65.3% | $4.44M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 12 | D. E. Shaw & Co. ✦ | 27.44K | +29.3% | $2.49M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 13 | D. E. Shaw & Co. ✦ | 27.44K | +29.3% | $2.49M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 14 | Citadel Advisors ✦ | 20.06K | -86.3% | $1.82M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 15 | Millennium Management ✦ | 4.45K | -93.7% | $403,887 | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 16 | AQR Capital Management ✦ | 2.39K | -85.9% | $216,410 | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 17 | AQR Capital Management ✦ | 2.39K | -85.9% | $216,410 | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 18 | AQR Capital Management ✦ | 2.39K | -85.9% | $216,410 | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 19 | AQR Capital Management ✦ | 2.39K | -85.9% | $216,410 | 0.0% | ▼ Trim | 4 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Duquesne Family Office | $9.84M | 0.3% |
Exited
| Arrowstreet Capital | $11.07M | was 0.0% |
| Wellington Management | $2.69M | was 0.0% |
| Marshall Wace | $1.68M | was 0.0% |
| Gotham Asset Management | $217,454 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 286 holders, 31.72M shares, $3.18B 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 · 1.43K sh · $264,365
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology