Transaction · 0001677721-26-000012

DIORIO CHRIS PH.D.

DIORIO CHRIS PH.D., CEO, reported a transaction classified as gift at IMPINJ INC involving 10000.000000 shares for an estimated $0.00. Reported holdings after the transaction were 362145.000000 shares. The stored filing text includes a detected 10b5-1 reference.

giftSEC transaction code GCEO
PIIMPINJ INC
Filing timeAug 18
Trade dateAug 17, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$168.07
Pre-filing
1mo ago -17.7%1w ago +4.9%1d ago +2.7%
Returns since
7d -3.9%30d +0.1%90d +0.1%180d +0.1%1y +0.1%

PI price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
PI since 2026-08-18Filed 17 days ago · 30 days of pre-filing context shaded
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
gift
Code G
Identifier
0001677721-26-000012
Common Stock
Transaction date
Aug 17, 2026
Filed Aug 18, 2026, 08:51 PM · 1d delay
Shares
10.0k sh
$0 per share
Estimated value
$0
Computed from shares × price
Holdings after
362k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Direct Ownership 10b5-1 Detected
-16score
Filing-only score

-16

Compact filing score computed from stored Form 4 facts. Version v1.

Mixed or weak signal

This filing has a negative filing-only score. It may be less informative as an insider-activity signal and needs extra context.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

CHIEF EXECUTIVE OFFICER

Officer YesDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    The disposition of shares reported by Dr. Diorio was effected pursuant to a Rule 10b5-1 trading plan adopted on February 23, 2026.

Original filing · 0001677721-26-000012
Related transactions

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Same reporting owner
Recent company activity

0 recent txs

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