What does CUSIP 453204109 represent in this 13F holders report?

CUSIP 453204109 is the security identifier for PI - IMPINJ INC - Common Stock used to aggregate holder disclosures.

How many institutions held PI - IMPINJ INC - Common Stock in Q2 2018?

95 institutional investors reported PI - IMPINJ INC - Common Stock for Q2 2018. Use the holders table for investor-level position and value details.

IMPINJ INC - Common Stock (PI)

CUSIP: 453204109

Q2 2018 13F Holders as of 30 Jun 2018

Type / Class: Equity / Common Stock
Shares outstanding: 30,273,804
Total 13F shares: 15,037,970
Share change: +5,131
Total reported value: $332,476,104
Put/Call ratio: 374%
Price per share: $22.11
Number of holders: 95
Value change: +$3,804,759
Number of buys: 37
Number of sells: 58

Quarterly Holders Quick Answers

What is CUSIP 453204109?
CUSIP 453204109 identifies PI - IMPINJ INC - Common Stock in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q3 2018
Previous quarter: Q1 2018

Recent filing periods for CUSIP 453204109:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of PI - IMPINJ INC - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
Sylebra Capital Ltd	13F	Company	14%	4,231,582	$55,095,000	—	31 Mar 2018	13F
Ice Pond Lane Advisers, LLC	13F	Company	6.4%	1,941,153	$25,274,000	—	31 Mar 2018	13F
BlackRock Finance, Inc.	13F	Company	3.8%	1,148,080	$14,948,000	—	31 Mar 2018	13F
GILDER GAGNON HOWE & CO LLC	13F	Company	3.2%	959,462	$12,492,000	—	31 Mar 2018	13F
VANGUARD GROUP INC	13F	Company	2.7%	812,265	$10,576,000	—	31 Mar 2018	13F
AWM Investment Company, Inc.	13F	Company	1.7%	525,225	$6,838,000	—	31 Mar 2018	13F
Neuberger Berman Group LLC	13F	Company	1.6%	476,779	$6,207,000	—	31 Mar 2018	13F
GMT CAPITAL CORP	13F	Company	1.4%	418,200	$5,445,000	—	31 Mar 2018	13F
Chevy Chase Trust Holdings, LLC	13F	Company	1.3%	398,192	$5,184,000	—	31 Mar 2018	13F
STATE STREET CORP	13F	Company	1.1%	345,039	$4,491,000	—	31 Mar 2018	13F
UBS Group AG	13F	Company	0.79%	237,949	$3,098,000	—	31 Mar 2018	13F
MIZUHO SECURITIES USA LLC	13F	Company	0.78%	236,800	$3,083,000	—	31 Mar 2018	13F
FRED ALGER MANAGEMENT, LLC	13F	Company	0.76%	229,883	$2,993,000	—	31 Mar 2018	13F
NORTHERN TRUST CORP	13F	Company	0.72%	216,893	$2,824,000	—	31 Mar 2018	13F
MORGAN STANLEY	13F	Company	0.69%	207,422	$2,701,000	—	31 Mar 2018	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.62%	187,434	$2,440,000	—	31 Mar 2018	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.54%	163,390	$2,127,000	—	31 Mar 2018	13F
Taylor Frigon Capital Management LLC	13F	Company	0.51%	154,759	$2,015,000	—	31 Mar 2018	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.43%	131,431	$1,711,000	—	31 Mar 2018	13F
Bank of New York Mellon Corp	13F	Company	0.36%	109,912	$1,431,000	—	31 Mar 2018	13F
BARCLAYS PLC	13F	Company	0.36%	109,332	$1,424,000	—	31 Mar 2018	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.3%	91,651	$1,194,000	—	31 Mar 2018	13F
SCOUT INVESTMENTS, INC.	13F	Company	0.3%	89,800	$1,169,000	—	31 Mar 2018	13F
CARILLON TOWER ADVISERS, INC.	13F	Company	0.28%	85,325	$1,110,000	—	31 Mar 2018	13F
CREDIT SUISSE AG/	13F	Company	0.27%	80,481	$1,048,000	—	31 Mar 2018	13F
Black Creek Investment Management Inc.	13F	Company	0.26%	80,000	$1,042,000	—	31 Mar 2018	13F
Clarius Group, LLC	13F	Company	0.18%	55,111	$718,000	—	31 Mar 2018	13F
Baird Financial Group, Inc.	13F	Company	0.18%	53,225	$693,000	—	31 Mar 2018	13F
Concourse Capital Management, LLC	13F	Company	0.17%	51,678	$673,000	—	31 Mar 2018	13F
HAP Trading, LLC	13F	Company	0.17%	51,261	$667,000	—	31 Mar 2018	13F
Senvest Management, LLC	13F	Company	0.17%	50,205	$654,000	—	31 Mar 2018	13F
Kerrisdale Advisers, LLC	13F	Company	0.17%	50,000	$651,000	—	31 Mar 2018	13F
WELLS FARGO & COMPANY/MN	13F	Company	0.15%	45,798	$596,000	—	31 Mar 2018	13F
DEUTSCHE BANK AG\	13F	Company	0.14%	43,586	$566,000	—	31 Mar 2018	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.14%	43,244	$563,000	—	31 Mar 2018	13F
GROUP ONE TRADING LLC	13F	Company	0.13%	40,155	$523,000	—	31 Mar 2018	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.12%	37,477	$488,000	—	31 Mar 2018	13F
Engineers Gate Manager LP	13F	Company	0.12%	35,895	$467,000	—	31 Mar 2018	13F
A.R.T. Advisors, LLC	13F	Company	0.12%	35,705	$464,000	—	31 Mar 2018	13F
FIRST TRUST ADVISORS LP	13F	Company	0.11%	33,019	$430,000	—	31 Mar 2018	13F
TEACHERS ADVISORS, LLC	13F	Company	0.11%	32,920	$429,000	—	31 Mar 2018	13F
IRONWOOD INVESTMENT MANAGEMENT LLC	13F	Company	0.11%	32,345	$421,000	—	31 Mar 2018	13F
WEXFORD CAPITAL LP	13F	Company	0.11%	32,000	$417,000	—	31 Mar 2018	13F
Trellus Management Company, LLC	13F	Company	0.1%	29,900	$389,000	—	31 Mar 2018	13F
Granite Investment Partners, LLC	13F	Company	0.1%	29,849	$389,000	—	31 Mar 2018	13F
Squarepoint Ops LLC	13F	Company	0.1%	29,158	$380,000	—	31 Mar 2018	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	0.09%	28,525	$371,000	—	31 Mar 2018	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.09%	28,151	$367,000	—	31 Mar 2018	13F
NJ State Employees Deferred Compensation Plan	13F	Company	0.09%	28,000	$365,000	—	31 Mar 2018	13F
Swiss National Bank	13F	Company	0.09%	27,400	$357,000	—	31 Mar 2018	13F

Institutional Holders of IMPINJ INC - Common Stock (PI) as of Q2 2018

As of 30 Jun 2018, IMPINJ INC - Common Stock (PI) was held by 95 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 15,037,970 shares. The largest 10 holders included Sylebra HK Co Ltd, Ice Pond Lane Advisers, LLC, BlackRock Inc., GILDER GAGNON HOWE & CO LLC, VANGUARD GROUP INC, GMT CAPITAL CORP, AWM Investment Company, Inc., Neuberger Berman Group LLC, Chevy Chase Trust Holdings, Inc., and STATE STREET CORP. This page lists 95 institutional shareholders reporting positions in this security for the Q2 2018 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q2 2018 vs Q1 2018 Across Filers

Q1 2018 holders

105

Q2 2018 holders

Holder diff

-10

Investor	Q1 2018 Shares	Q2 2018 Shares	Share Diff	Share Chg %	Q1 2018 Value $	Q2 2018 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.