IMPINJ INC (PI) Stock
2 members of Congress disclosed 8 trades in PI since 2019: 6 purchases and 2 sales, most recently Marjorie Taylor Greene (purchase, May 14, 2025). 6 of the hedge funds AlphaScala tracks reported PI in 13F filings for the quarter ended Jun 30, 2026; the largest reported position is Millennium Management's at $119.51M. Company insiders reported 0 open-market buys and 4 sales on SEC Form 4 in the 90 days to Nov 2, 2026.
Which members of Congress traded IMPINJ INC (PI)?
Most recent: Marjorie Taylor Greene (purchase, May 14, 2025); records start Nov 19, 2019.
| Politician | Trade date | Type | Amount |
|---|---|---|---|
| Marjorie Taylor Greene R-GA · House | 2025-05-14 | purchase | $1k – $15k |
| Marjorie Taylor Greene R-GA · House | 2025-05-05 | purchase | $1k – $15k |
| Marjorie Taylor Greene R-GA · House | 2025-04-04 | purchase | $1k – $15k |
| Marjorie Taylor Greene R-GA · House | 2025-03-03 | purchase | $1k – $15k |
| Don Beyer D-VA · House | 2022-02-28 | sale | $15k – $50k |
| Don Beyer D-VA · House | 2021-10-04 | purchase | $1k – $15k |
| Don Beyer D-VA · House | 2020-07-27 | sale | $1k – $15k |
| Don Beyer D-VA · House | 2019-11-19 | purchase | $1k – $15k |
From STOCK Act periodic transaction reports. House filings as of Nov 1, 2026.
See all PI political trades →Which hedge funds own PI?
From 13F filings| Fund | Shares Held | Position Value | Change vs prior Q |
|---|---|---|---|
| Millennium Management Israel Englander | 834K | $119.51M | +716% |
| Point72 Steve Cohen | 408K | $58.49M | +41% |
| Whale Rock Capital Alex Sacerdote | 405K | $58.04M | n/a |
| Citadel Ken Griffin | 62K | $8.89M | +965% |
| D.E. Shaw David Shaw | 8K | $1.09M | +5% |
| Soros Fund Management George Soros (founder) | 2K | $304.9K | -45% |
13F holdings as of Jun 30, 2026
Explore all tracked funds →Are IMPINJ INC insiders buying or selling?
SEC Form 4 filings| Date | Insider | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| Oct 29, 26 | Rao Meera | Director | SELL | 1.7K | $349K |
| Sep 21, 26 | Baker Cary | CHIEF FINANCIAL OFFICER | SELL | 8.9K | $1.6M |
| Sep 15, 26 | Washington Miron | Director | SELL | 800 | $139K |
| Aug 10, 26 | Baker Cary | CHIEF FINANCIAL OFFICER | SELL | 1.4K | $264K |
SEC Form 4 filings as of Nov 2, 2026
See cluster-buy signals across all tickers →PI price chart
Powered by TradingViewWhat does IMPINJ INC do?
Impinj, Inc. is a technology company that provides RAIN RFID solutions for wirelessly connecting everyday items to the internet. The company's integrated platform comprises endpoint integrated circuits (miniature radios-on-a-chip), reader systems, gateways, and software applications that enable businesses to identify, locate, authenticate, and track physical items in real time. Impinj's solutions deliver item-level visibility, automation, and intelligence across enterprise operations. The company serves diverse industries including retail, supply chain and logistics, aviation, healthcare, automotive, banking, manufacturing, and food sectors through a broad partner ecosystem. Founded in 2000 and headquartered in Seattle, Washington, Impinj operates globally with business presence across the Americas, Europe, Asia Pacific, the Middle East, and Africa. The company's subsidiary Voyantic provides RAIN RFID measurement, testing, and encoding solutions that support development and production quality. Impinj's mission centers on expanding internet connectivity to physical objects, enabling businesses to gain operational efficiencies, reduce waste, and ensure proper asset management throughout item lifecycles.