Welcome to our dedicated page for IMPINJ SEC filings (Ticker: PI), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Impinj, Inc. filings document the formal disclosures of a public RAIN RFID technology company, including operating results, preliminary financial information, non-GAAP reconciliations and risk-factor references tied to its endpoint IC and connectivity platform business.
Material-event reports cover quarterly results, capital-structure disclosures, material agreements and governance changes such as board composition. Proxy materials disclose director elections, executive compensation, equity awards, pay-versus-performance information and other stockholder voting matters relevant to the company’s corporate governance.
Impinj Inc. CEO and director Chris Diorio had 3,041 restricted stock units vest on September 23, 2026, and acquired 3,041 shares of common stock. He remitted 1,197 shares to Impinj to satisfy tax-withholding obligations, at a reported $177.20 per share. A separate holding entry lists 199,362 shares held indirectly by DFT L.L.C.
Impinj Inc. CFO Baker Cary reported that 479 RSUs from a March 23, 2023 grant and 596 RSUs from a March 23, 2024 grant vested on September 23, 2026; one-sixteenth of each grant vested. Cary acquired the corresponding common shares and remitted 424 shares to the issuer for tax withholding, reported at $177.20 per share. No Rule 10b5-1 plan is reported.
IMPINJ INC (PI) reported that its chief financial officer, Cary Baker, sold 8,892 shares of common stock on September 21, 2026 at a price of $185.00 per share in an open-market transaction. After this sale, he held 80,388 shares of the company’s common stock directly.
The sale was carried out pursuant to a Rule 10b5-1 trading plan that became effective on December 10, 2025, indicating it was pre-arranged under that plan rather than opportunistic.
IMPINJ INC (PI) director Miron Washington reported a sale of 800 shares of Common Stock on September 15, 2026 in an open market or private transaction at $173.26 per share. Following this transaction, he directly holds 4,354 shares of IMPINJ Common Stock. No Rule 10b5-1 trading plan is reported for this sale.
IMPINJ INC (PI) reported that Chief Executive Officer and director Chris Diorio made a bona fide gift of 10,000 shares of common stock on September 14, 2026. The gift was effected pursuant to a Rule 10b5-1 trading plan adopted on February 23, 2026. After this disposition, Diorio held 354,421 shares directly and an additional 199,362 shares indirectly through DFT L.L.C.
IMPINJ INC (PI) director Washington Miron filed a Rule 144 notice to sell up to 800 shares of common stock of Impinj through broker Charles Schwab & Co., Inc. The planned sale, listed for September 15, 2026 on Nasdaq, has an indicated aggregate market value of $138,608.
The 800 shares come from equity compensation in the form of restricted stock that lapsed on June 6, 2024 (229 shares) and June 5, 2025 (571 shares) from Impinj, Inc.
Impinj, Inc. (PI) announced privately negotiated exchanges of its 1.125% Convertible Senior Notes due 2027. The company agreed to exchange approximately $56.5 million in cash and about 188,451 shares of common stock, based on a reference share price, for $56.3 million in aggregate principal amount of the 2027 Notes. These cash and share amounts may adjust during a two-day measurement period ending September 14, 2026, depending on the trading price of the stock. Closings are expected on or about September 16, 2026, funded from cash on hand, and will leave approximately $1.0 million principal amount of the 2027 Notes outstanding. The transaction is structured as a private placement to qualified institutional buyers relying on the Section 4(a)(2) exemption and Rule 144A.
IMPINJ INC (PI) reported that its Chief Financial Officer, Cary Baker, had 1,739 Restricted Stock Units convert into an equal number of shares of common stock on August 20, 2026, as part of a prior RSU grant. In connection with this vesting, 685 shares of common stock were remitted to Impinj in an exempt disposition under Rule 16b-3(e) to satisfy tax withholding obligations at a price of $159.73 per share. Following the transaction, Baker held 5,219 RSUs representing additional contingent rights to receive Impinj common stock from the same grant, which originally totaled 6,958 RSUs.
IMPINJ INC (PI) reported that Chief Executive Officer and director Chris Diorio, Ph.D., had 3,753 Restricted Stock Units convert into the same number of shares of common stock on August 20, 2026. In connection with this vesting, 1,477 shares were remitted to Impinj to satisfy tax withholding obligations at a reference price of $159.73 per share, treated as an exempt disposition to the issuer under Rule 16b-3(e). Following the RSU conversion, Diorio held 11,262 RSUs directly, and separately reported 199,362 shares of common stock held indirectly through DFT L.L.C.
IMPINJ INC (PI) reported that Chief Executive Officer and director Chris Diorio, Ph.D., made a bona fide gift of 10,000 shares of common stock on August 17, 2026. The disposition was effected under a Rule 10b5-1 trading plan adopted on February 23, 2026. After the gift, Diorio held 362,145 shares directly and 199,362 shares indirectly through DFT L.L.C.