Spark Investment Management LLC - IMPINJ INC ownership

IMPINJ INC's ticker is PI and the CUSIP is 453204109. A total of 145 filers reported holding IMPINJ INC in Q3 2019. The put-call ratio across all filers is 1.84 and the average weighting 0.2%.

Quarter-by-quarter ownership
Spark Investment Management LLC ownership history of IMPINJ INC
ValueSharesWeighting
Q2 2019$755,000
-4.4%
26,400
-44.1%
0.05%
+40.5%
Q1 2019$790,000
-82.0%
47,200
-59.9%
0.04%
-89.6%
Q3 2016$4,400,000117,6000.36%
Other shareholders
IMPINJ INC shareholders Q3 2019
NameSharesValueWeighting ↓
Sylebra Capital Ltd 3,948,566$217,289,58711.55%
SYLEBRA CAPITAL LLC 3,948,566$217,289,58711.55%
Toronado Partners, LLC 355,825$19,581,05011.10%
Ararat Capital Management LP 287,740$15,834,3325.38%
AWM Investment Company, Inc. 365,428$20,109,5032.97%
Atika Capital Management LLC 363,000$19,975,8902.62%
Aquila Investment Management LLC 50,000$2,751,5002.54%
SORA INVESTORS LLC 165,000$9,079,9502.03%
Taylor Frigon Capital Management LLC 58,094$3,196,9131.78%
HARBER ASSET MANAGEMENT LLC 89,042$4,899,9811.37%
View complete list of IMPINJ INC shareholders