Impinj Inc. 13F holders
Of the 44 funds followed here, 9 reported a position in Impinj Inc. in a 13F for the quarter ended 30 June 2026. The largest: FMR LLC, 4.6 million shares worth $653.5 million, 0.0% of its reported book. Sold out: Alyeska.
| Fund | Shares | Value | Of its book | Change on the quarter | Status | Quarter ended | Filing |
|---|---|---|---|---|---|---|---|
| FMR LLC | 4,562,799 | $653.5 million | 0.0% | +282,246 | added | 30 June 2026 | 13F |
| Millennium Management | 834,376 | $119.5 million | 0.0% | +732,108 | added | 30 June 2026 | 13F |
| Geode Capital Management | 733,594 | $105.1 million | 0.0% | +51,626 | added | 30 June 2026 | 13F |
| Point72 Asset Management | 418,533 | $59.9 million | 0.1% | +116,102 | added | 30 June 2026 | 13F |
| Whale Rock Capital Management | 405,244 | $58.0 million | 0.5% | no change | held | 30 June 2026 | 13F |
| Citadel Advisors | 190,988 | $27.4 million | 0.0% | +47,757 | added | 30 June 2026 | 13F |
| Norges Bank | 186,182 | $26.7 million | 0.0% | held | 30 June 2026 | 13F | |
| Baillie Gifford | 155,965 | $22.3 million | 0.0% | -18,150 | trimmed | 30 June 2026 | 13F |
| Soros Fund Management | 2,129 | $304,937 | 0.0% | -1,752 | trimmed | 30 June 2026 | 13F |
| Alyeska | 0 | $0 | 0.0% | -734,787 | exited | 30 June 2026 | 13F |
Value is what the fund reported.
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Change is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.Schedule 13D and 13G filed on the name, last twelve months
| Filed | Schedule | Who | Holding | Of the class | Event date | Rule or purpose | Filing |
|---|---|---|---|---|---|---|---|
| 7 August 2026 | 13G | State Street Corporation and 1 other | 1.7 million | 5.6% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 14 May 2026 | 13G/A | Capital International Investors and 1 other | 1.4 million | 4.5% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 29 April 2026 | 13G | Vanguard Portfolio Management and 1 other | 2.2 million | 7.2% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 27 March 2026 | 13G/A | The Vanguard Group and 1 other | 0 | 0.0% | 13 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
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Amendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short.Fails to deliver
| Settlement date | Shares failed | Price | File |
|---|---|---|---|
| 9 September 2026 | 1,278 | $171.82 | SEC |
| 24 August 2026 | 3,087 | $165.54 | SEC |
| 10 August 2026 | 201 | $183.36 | SEC |
| 4 August 2026 | 276 | $161.44 | SEC |
| 3 August 2026 | 14,082 | $151.36 | SEC |
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period.
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Largest in the window: 14,082 on 3 August 2026. A fail is an operational fact about settlement, not a position.Source
Each fund's 13F-HR on EDGAR, linked per row; positions matched to PI by CUSIP from the SEC's own fails-to-deliver files; Schedule 13D and 13G from the company's own filing index, each read to confirm the company is the issuer named.
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