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These shares were sold in multiple trasactions at prices ranging from $37.17 to $37.88, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."}],"balance_after":16338,"source":{"system":"sec-edgar","filing":"0001246360-17-002688","document":"form.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000124636017002688/form.xml","form_type":"4"}},{"id":4216332,"issuer":{"id":3883,"kind":"organization","name":"IMPINJ INC","symbol":"PI"},"owners":[{"id":169159,"kind":"person","name":"FEIN EVAN","position":1,"cik":"0001679785","reported_name":"FEIN EVAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"COMMON STOCK","published_at":"2017-09-07T00:14:11.000Z","date":"2017-09-01","kind":"exercise","acquired":true,"shares":5500,"price":1.2,"value":6600.0,"ownership":{"direct":true},"balance_after":20800,"source":{"system":"sec-edgar","filing":"0001246360-17-002688","document":"form.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000124636017002688/form.xml","form_type":"4"}},{"id":4216331,"issuer":{"id":3883,"kind":"organization","name":"IMPINJ INC","symbol":"PI"},"owners":[{"id":169159,"kind":"person","name":"FEIN EVAN","position":1,"cik":"0001679785","reported_name":"FEIN EVAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"COMMON STOCK","published_at":"2017-09-07T00:14:11.000Z","date":"2017-09-01","kind":"exercise","acquired":true,"shares":3500,"price":0.6,"value":2100.0,"ownership":{"direct":true},"balance_after":15300,"source":{"system":"sec-edgar","filing":"0001246360-17-002688","document":"form.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000124636017002688/form.xml","form_type":"4"}},{"id":4234161,"issuer":{"id":3883,"kind":"organization","name":"IMPINJ INC","symbol":"PI"},"owners":[{"id":169159,"kind":"person","name":"FEIN EVAN","position":1,"cik":"0001679785","reported_name":"FEIN EVAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Stock Option (Right to Buy)","published_at":"2017-08-15T20:47:54.000Z","date":"2017-08-11","kind":"grant","acquired":true,"shares":35000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"One-fourth of the shares subject to the option shall vest on July 3, 2018, and 1/48th of the shares subject to the option shall vest each month thereafter."}],"balance_after":35000,"derivative":{"exercise_price":33.77,"expiration_date":"2027-08-10","underlying":"Common Stock","underlying_shares":35000},"source":{"system":"sec-edgar","filing":"0001209191-17-048994","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000120919117048994/doc4.xml","form_type":"4"}},{"id":4277729,"issuer":{"id":3883,"kind":"organization","name":"IMPINJ INC","symbol":"PI"},"owners":[{"id":169159,"kind":"person","name":"FEIN EVAN","position":1,"cik":"0001679785","reported_name":"FEIN EVAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"COMMON STOCK","published_at":"2017-06-19T20:35:11.000Z","date":"2017-06-16","kind":"sale","acquired":false,"shares":655,"price":55.7853,"value":36539.3715,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported by Mr. Fein were effected pursuant to a Rule 10b5-1 trading plan adopted on December 14, 2016."},{"field":"shares","element":"transactionShares","label":"F7","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $55.71 to $55.88, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."}],"balance_after":11800,"source":{"system":"sec-edgar","filing":"0001246360-17-002214","document":"form.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000124636017002214/form.xml","form_type":"4"}},{"id":4277728,"issuer":{"id":3883,"kind":"organization","name":"IMPINJ INC","symbol":"PI"},"owners":[{"id":169159,"kind":"person","name":"FEIN EVAN","position":1,"cik":"0001679785","reported_name":"FEIN EVAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"COMMON STOCK","published_at":"2017-06-19T20:35:11.000Z","date":"2017-06-16","kind":"sale","acquired":false,"shares":2000,"price":54.9335,"value":109867.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported by Mr. Fein were effected pursuant to a Rule 10b5-1 trading plan adopted on December 14, 2016."},{"field":"shares","element":"transactionShares","label":"F6","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $54.60 to $55.55, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."}],"balance_after":12455,"source":{"system":"sec-edgar","filing":"0001246360-17-002214","document":"form.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000124636017002214/form.xml","form_type":"4"}},{"id":4277727,"issuer":{"id":3883,"kind":"organization","name":"IMPINJ INC","symbol":"PI"},"owners":[{"id":169159,"kind":"person","name":"FEIN EVAN","position":1,"cik":"0001679785","reported_name":"FEIN EVAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"COMMON STOCK","published_at":"2017-06-19T20:35:11.000Z","date":"2017-06-16","kind":"sale","acquired":false,"shares":900,"price":53.8367,"value":48453.03,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported by Mr. Fein were effected pursuant to a Rule 10b5-1 trading plan adopted on December 14, 2016."},{"field":"shares","element":"transactionShares","label":"F5","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $53.49 to $54.45, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."}],"balance_after":14455,"source":{"system":"sec-edgar","filing":"0001246360-17-002214","document":"form.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000124636017002214/form.xml","form_type":"4"}},{"id":4277726,"issuer":{"id":3883,"kind":"organization","name":"IMPINJ INC","symbol":"PI"},"owners":[{"id":169159,"kind":"person","name":"FEIN EVAN","position":1,"cik":"0001679785","reported_name":"FEIN EVAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"COMMON STOCK","published_at":"2017-06-19T20:35:11.000Z","date":"2017-06-16","kind":"sale","acquired":false,"shares":4245,"price":52.9199,"value":224644.9755,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported by Mr. Fein were effected pursuant to a Rule 10b5-1 trading plan adopted on December 14, 2016."},{"field":"shares","element":"transactionShares","label":"F4","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $52.48 to $53.45, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."}],"balance_after":15355,"source":{"system":"sec-edgar","filing":"0001246360-17-002214","document":"form.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000124636017002214/form.xml","form_type":"4"}},{"id":4277725,"issuer":{"id":3883,"kind":"organization","name":"IMPINJ INC","symbol":"PI"},"owners":[{"id":169159,"kind":"person","name":"FEIN EVAN","position":1,"cik":"0001679785","reported_name":"FEIN EVAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"COMMON STOCK","published_at":"2017-06-19T20:35:11.000Z","date":"2017-06-16","kind":"sale","acquired":false,"shares":1500,"price":51.4627,"value":77194.05,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported by Mr. Fein were effected pursuant to a Rule 10b5-1 trading plan adopted on December 14, 2016."},{"field":"shares","element":"transactionShares","label":"F3","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $51.08 to $52.05, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."}],"balance_after":19600,"source":{"system":"sec-edgar","filing":"0001246360-17-002214","document":"form.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000124636017002214/form.xml","form_type":"4"}},{"id":4277724,"issuer":{"id":3883,"kind":"organization","name":"IMPINJ INC","symbol":"PI"},"owners":[{"id":169159,"kind":"person","name":"FEIN EVAN","position":1,"cik":"0001679785","reported_name":"FEIN EVAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"COMMON STOCK","published_at":"2017-06-19T20:35:11.000Z","date":"2017-06-16","kind":"sale","acquired":false,"shares":700,"price":50.2543,"value":35178.01,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported by Mr. Fein were effected pursuant to a Rule 10b5-1 trading plan adopted on December 14, 2016."},{"field":"shares","element":"transactionShares","label":"F2","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $50.00 to $50.89, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."}],"balance_after":21100,"source":{"system":"sec-edgar","filing":"0001246360-17-002214","document":"form.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000124636017002214/form.xml","form_type":"4"}},{"id":4281159,"issuer":{"id":3883,"kind":"organization","name":"IMPINJ INC","symbol":"PI"},"owners":[{"id":169159,"kind":"person","name":"FEIN EVAN","position":1,"cik":"0001679785","reported_name":"FEIN EVAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"STOCK OPTION (RTB)","published_at":"2017-06-15T21:56:11.000Z","date":"2017-06-13","kind":"exercise","acquired":false,"shares":11800,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":21533,"derivative":{"exercise_price":1.2,"exercise_date":"2013-10-31","expiration_date":"2022-10-29","underlying":"COMMON STOCK","underlying_shares":11800},"source":{"system":"sec-edgar","filing":"0001246360-17-002202","document":"form.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000124636017002202/form.xml","form_type":"4"}},{"id":4281158,"issuer":{"id":3883,"kind":"organization","name":"IMPINJ INC","symbol":"PI"},"owners":[{"id":169159,"kind":"person","name":"FEIN EVAN","position":1,"cik":"0001679785","reported_name":"FEIN EVAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"COMMON STOCK","published_at":"2017-06-15T21:56:11.000Z","date":"2017-06-13","kind":"exercise","acquired":true,"shares":11800,"price":1.2,"value":14160.0,"ownership":{"direct":true},"balance_after":21800,"source":{"system":"sec-edgar","filing":"0001246360-17-002202","document":"form.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000124636017002202/form.xml","form_type":"4"}},{"id":4296168,"issuer":{"id":3883,"kind":"organization","name":"IMPINJ INC","symbol":"PI"},"owners":[{"id":169159,"kind":"person","name":"FEIN EVAN","position":1,"cik":"0001679785","reported_name":"FEIN EVAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"STOCK OPTION (RTB)","published_at":"2017-06-02T20:21:11.000Z","date":"2017-06-01","kind":"exercise","acquired":false,"shares":9000,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":3500,"derivative":{"exercise_price":0.6,"exercise_date":"2010-10-22","expiration_date":"2019-10-21","underlying":"COMMON STOCK","underlying_shares":9000},"source":{"system":"sec-edgar","filing":"0001246360-17-002079","document":"form.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000124636017002079/form.xml","form_type":"4"}},{"id":4296167,"issuer":{"id":3883,"kind":"organization","name":"IMPINJ INC","symbol":"PI"},"owners":[{"id":169159,"kind":"person","name":"FEIN EVAN","position":1,"cik":"0001679785","reported_name":"FEIN EVAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"COMMON STOCK","published_at":"2017-06-02T20:21:11.000Z","date":"2017-06-01","kind":"sale","acquired":false,"shares":9000,"price":43.6842,"value":393157.8,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported by Mr. Fein were effected pursuant to a Rule 10b5-1 trading plan adopted on December 14, 2016."},{"field":"shares","element":"transactionShares","label":"F2","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $43.31 to $43.84, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."}],"balance_after":10000,"source":{"system":"sec-edgar","filing":"0001246360-17-002079","document":"form.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000124636017002079/form.xml","form_type":"4"}},{"id":4296166,"issuer":{"id":3883,"kind":"organization","name":"IMPINJ INC","symbol":"PI"},"owners":[{"id":169159,"kind":"person","name":"FEIN EVAN","position":1,"cik":"0001679785","reported_name":"FEIN EVAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"COMMON STOCK","published_at":"2017-06-02T20:21:11.000Z","date":"2017-06-01","kind":"exercise","acquired":true,"shares":9000,"price":0.6,"value":5400.0,"ownership":{"direct":true},"balance_after":19000,"source":{"system":"sec-edgar","filing":"0001246360-17-002079","document":"form.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000124636017002079/form.xml","form_type":"4"}},{"id":4330352,"issuer":{"id":3883,"kind":"organization","name":"IMPINJ INC","symbol":"PI"},"owners":[{"id":169159,"kind":"person","name":"FEIN EVAN","position":1,"cik":"0001679785","reported_name":"FEIN EVAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"COMMON STOCK","published_at":"2017-05-08T22:21:11.000Z","date":"2017-05-05","kind":"sale","acquired":false,"shares":300,"price":43.26,"value":12978.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported by Mr. Fein were effected pursuant to a Rule 10b5-1 trading plan adopted on December 14, 2016."},{"field":"shares","element":"transactionShares","label":"F5","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $43.08 to $43.62, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."}],"balance_after":10000,"source":{"system":"sec-edgar","filing":"0001246360-17-001777","document":"form.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000124636017001777/form.xml","form_type":"4"}},{"id":4330351,"issuer":{"id":3883,"kind":"organization","name":"IMPINJ INC","symbol":"PI"},"owners":[{"id":169159,"kind":"person","name":"FEIN EVAN","position":1,"cik":"0001679785","reported_name":"FEIN EVAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"COMMON STOCK","published_at":"2017-05-08T22:21:11.000Z","date":"2017-05-05","kind":"sale","acquired":false,"shares":2800,"price":42.5279,"value":119078.12,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported by Mr. Fein were effected pursuant to a Rule 10b5-1 trading plan adopted on December 14, 2016."},{"field":"shares","element":"transactionShares","label":"F4","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $42.09 to $42.96, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."}],"balance_after":10300,"source":{"system":"sec-edgar","filing":"0001246360-17-001777","document":"form.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000124636017001777/form.xml","form_type":"4"}},{"id":4330350,"issuer":{"id":3883,"kind":"organization","name":"IMPINJ INC","symbol":"PI"},"owners":[{"id":169159,"kind":"person","name":"FEIN EVAN","position":1,"cik":"0001679785","reported_name":"FEIN EVAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"COMMON STOCK","published_at":"2017-05-08T22:21:11.000Z","date":"2017-05-05","kind":"sale","acquired":false,"shares":5107,"price":41.3072,"value":210955.8704,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported by Mr. Fein were effected pursuant to a Rule 10b5-1 trading plan adopted on December 14, 2016."},{"field":"shares","element":"transactionShares","label":"F3","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $41.00 to $41.95, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."}],"balance_after":13100,"source":{"system":"sec-edgar","filing":"0001246360-17-001777","document":"form.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000124636017001777/form.xml","form_type":"4"}},{"id":4330349,"issuer":{"id":3883,"kind":"organization","name":"IMPINJ INC","symbol":"PI"},"owners":[{"id":169159,"kind":"person","name":"FEIN EVAN","position":1,"cik":"0001679785","reported_name":"FEIN EVAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"COMMON STOCK","published_at":"2017-05-08T22:21:11.000Z","date":"2017-05-05","kind":"sale","acquired":false,"shares":2000,"price":40.4705,"value":80941.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported by Mr. Fein were effected pursuant to a Rule 10b5-1 trading plan adopted on December 14, 2016."},{"field":"shares","element":"transactionShares","label":"F2","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $40.00 to $40.95, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."}],"balance_after":18207,"source":{"system":"sec-edgar","filing":"0001246360-17-001777","document":"form.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000124636017001777/form.xml","form_type":"4"}},{"id":4405110,"issuer":{"id":3883,"kind":"organization","name":"IMPINJ INC","symbol":"PI"},"owners":[{"id":169159,"kind":"person","name":"FEIN EVAN","position":1,"cik":"0001679785","reported_name":"FEIN EVAN","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"COMMON STOCK","published_at":"2017-03-03T22:56:11.000Z","date":"2017-03-01","kind":"sale","acquired":false,"shares":13124,"price":28.8333,"value":378408.2292,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported by Mr. Fein were effected pursuant to a Rule 10b5-1 trading plan adopted on December 14, 2016."},{"field":"shares","element":"transactionShares","label":"F2","text":"The \"Amount\" and \"Price\" reported in this Column 4 reflect the aggregate number and weighted-average price, respectively, of shares sold. These shares were sold in multiple transactions at prices ranging from $28.52 to $29.22, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth herein."}],"balance_after":20207,"source":{"system":"sec-edgar","filing":"0001246360-17-001191","document":"form.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1114995/000124636017001191/form.xml","form_type":"4"}}]}