IMPINJ INC - COMMON STOCK (PI)

CUSIP: 453204109

Q3 2019 13F Holders as of 30 Sep 2019

Holder snapshot 7 signals
Share change
+1,663,675
Put/Call ratio
147%
SEC-reported price per share
$30.83
Number of holders
142
Value change
+$52,116,886
Number of buys
71
Open additional details 1 more signal available
Number of sells
63
Security identity Names, identifiers, and filing context for this profile. 1 source field
Shares outstanding
30,367,589

Security key

453204109

Report period

Q3 2019

Institutions

142

Top holders

10

Ownership snapshot

Top reported holders of PI - IMPINJ INC - COMMON STOCK (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
Sylebra Capital Ltd
Disclosed value leader
Sylebra Capital Ltd
Comparable rows
15/15
Latest evidence
30 Jun 2019
13F Lead comparable stake: 14% Showing 1-6 of 15 holder rows.

Quick read

Sylebra Capital Ltd leads the comparable SEC ownership view at 14%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Sylebra Capital Ltd's linked filing trail.
Comparable ownership Top 5
Sylebra Capital Ltd 14%
BlackRock Finance, Inc. 3.5%
D. E. Shaw & Co., Inc. 2.6%
Toronado Partners, LLC 2.5%
Chevy Chase Trust Holdings, LLC 2.2%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
Sylebra Capital Ltd
13F
Company
13F
14%
$121,108,000
4,231,582 shares
30 Jun 2019
BlackRock Finance, Inc.
13F
Company
13F
3.5%
$30,510,000
1,066,039 shares
30 Jun 2019
D. E. Shaw & Co., Inc.
13F
Company
13F
2.6%
$22,791,000
796,316 shares
30 Jun 2019
Toronado Partners, LLC
13F
Company
13F
2.5%
$21,531,000
752,312 shares
30 Jun 2019
Chevy Chase Trust Holdings, LLC
13F
Company
13F
2.2%
$19,491,000
681,018 shares
30 Jun 2019
GMT CAPITAL CORP
13F
Company
13F
2%
$17,501,000
611,500 shares
30 Jun 2019
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q3 2019

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
142
Shares
17,084,419
Rows available
142
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q3 2019 vs Q2 2019 Across Filers

Q2 2019 holders
127
Q3 2019 holders
142
Holder diff
15
Investor Q2 2019 Shares Q3 2019 Shares Share Diff Share Chg % Q2 2019 value Q3 2019 value Value change Value Chg %
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