PI

IMPINJ INC

Company with tickers: PI

CIK
1114995
CUSIP
453204109
Shares Outstanding
30,231,686

Short Interest History

Settlement Date Current Position Previous Position Change Days to Cover
2026-03-13 3,000,911 2,978,592 +22,319 3.59
2026-02-27 2,978,592 2,750,803 +227,789 5.88
2026-02-13 2,750,803 2,543,075 +207,728 2.34
2026-01-30 2,543,075 2,624,140 -81,065 3.95
2026-01-15 2,624,140 2,643,182 -19,042 3.69
2025-12-31 2,643,182 2,827,539 -184,357 4.63
2025-12-15 2,827,539 2,976,184 -148,645 4.30
2025-11-28 2,976,184 2,574,699 +401,485 5.90
2025-11-14 2,574,699 2,564,318 +10,381 4.91
2025-10-31 2,564,318 3,121,424 -557,106 4.03
2025-10-15 3,121,424 3,125,945 -4,521 6.89
2025-09-30 3,125,945 3,294,310 -168,365 6.34
2025-09-15 3,294,310 3,862,973 -568,663 4.47
2025-08-29 3,862,973 3,825,140 +37,833 9.78
2025-08-15 3,825,140 3,483,738 +341,402 7.45
2025-07-31 3,483,738 2,846,354 +637,384 5.11
2025-07-15 2,846,354 2,916,689 -70,335 7.31
2025-06-30 2,916,689 3,480,931 -564,242 7.23
2025-06-13 3,480,931 3,662,460 -181,529 8.10
2025-05-30 3,662,460 3,633,211 +29,249 9.05
2025-05-15 3,633,211 3,216,078 +417,133 5.53
2025-04-30 3,216,078 3,251,185 -35,107 3.21
2025-04-15 3,251,185 3,627,769 -376,584 3.27
2025-03-31 3,627,769 3,597,445 +30,324 8.23