price
PI
NASDAQ · PI
Impinj, Inc.
Technology · Communication Equipment
$174.39
Up+$3.44 (+1.97%)
Updated Sep 17, 2026, 1:29 AM
SID Score
6.2/10
Composite research score
Smart Money
58/100
Neutral
- Market cap
- 4.4B
- P/E ratio
- -361.09
- Dividend yield
- 0.00%
- 52-week range
- $87.36 – $185.00
- Volume
- 354.66K
- Avg. volume
- 560.1K
Price performance
PI price history
1M range · 19 trading sessions · Daily adjusted prices
PI closed at $174.39 after 19 trading sessions, up 5.70% for the selected period.
- Last close
- $174.39
- Period change
- +5.70%
- Period low
- $159.25
- Period high
- $176.82
Daily close
View OHLC price history
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Sep 15, 2026 | $173.26 | $176.12 | $170.36 | $174.39 | 354.66K |
| Sep 14, 2026 | $170.86 | $182.9375 | $170.00 | $173.09 | 477.93K |
| Sep 11, 2026 | $174.51 | $182.82 | $174.51 | $176.82 | 461.68K |
| Sep 10, 2026 | $161.17 | $175.00 | $161.17 | $171.79 | 278.44K |
| Sep 9, 2026 | $168.02 | $174.17 | $161.64 | $164.70 | 390.28K |
| Sep 8, 2026 | $172.95 | $176.25 | $171.48 | $171.82 | 537.83K |
| Sep 4, 2026 | $176.35 | $177.52 | $169.05 | $172.57 | 294.09K |
| Sep 3, 2026 | $175.33 | $175.97 | $170.77 | $175.11 | 393.14K |
| Sep 2, 2026 | $168.58 | $178.45 | $168.58 | $175.05 | 380.16K |
| Sep 1, 2026 | $170.21 | $171.98 | $164.6201 | $168.19 | 308.72K |
| Aug 31, 2026 | $172.00 | $175.64 | $167.82 | $174.32 | 331.65K |
| Aug 28, 2026 | $167.81 | $179.55 | $166.51 | $170.06 | 355.73K |
| Aug 27, 2026 | $161.37 | $168.25 | $160.65 | $168.07 | 330.87K |
| Aug 26, 2026 | $166.47 | $170.00 | $156.96 | $159.25 | 285.7K |
| Aug 25, 2026 | $161.85 | $167.47 | $159.28 | $166.22 | 397.99K |
| Aug 24, 2026 | $164.11 | $164.11 | $157.03 | $161.01 | 233.16K |
| Aug 21, 2026 | $164.19 | $166.49 | $158.785 | $165.54 | 406.5K |
| Aug 20, 2026 | $162.76 | $164.12 | $158.815 | $159.73 | 213.85K |
| Aug 19, 2026 | $170.70 | $170.70 | $163.68 | $164.98 | 427.76K |
Latest PI news
The latest Smart Investors Daily articles mentioning PI.
Stock researchMarket Activity · Institutional Ownership
Loading stock research…