{"transactions":[{"id":1696645,"issuer":{"id":8624,"kind":"organization","name":"Zoomcar Holdings, Inc."},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock, par value $0.0001","published_at":"2024-01-03T01:13:08.000Z","date":"2023-12-28","kind":"grant","planned":false,"acquired":true,"shares":1666666,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F7","text":"In connection with the Business Combination, ASBT was party to a subscription agreement (the \"Closing Subscription Agreement\"), pursuant to which ASBT agreed to purchase 1,666,666 newly issued shares of Common Stock from the issuer for aggregate proceeds of $5 million."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Mr. Ananda is chairman of the board of directors of LVN Enterprises, Inc., the trustee of ASBT, and may be deemed to hold beneficial ownership of the shares of Common Stock held directly by ASBT."}],"balance_after":7008172,"source":{"system":"sec-edgar","filing":"0001213900-24-000382","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1854275/000121390024000382/ownership.xml","form_type":"4"}},{"id":1696644,"issuer":{"id":8624,"kind":"organization","name":"Zoomcar Holdings, Inc."},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock, par value $0.0001","published_at":"2024-01-03T01:13:08.000Z","date":"2023-12-28","kind":"grant","planned":false,"acquired":true,"shares":1071506,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F6","text":"In connection with the Business Combination, ASBT was party to a subscription agreement (the \"Signing Subscription Agreement\"), pursuant to which ASBT agreed to purchase 1,000,000 newly issued shares of Common Stock at a purchase price of $10.00 per share, contingent upon Closing. Furthermore, simultaneously with the signing of the Merger Agreement, ASBT invested an aggregate of $10 million in Zoomcar, in exchange for a convertible promissory note issued by Zoomcar to ASBT (the \"ASBT Zoomcar Note\"). On December 28, 2023, at the Closing, Zoomcar's repayment obligations under the ASBT Zoomcar Note was offset against ASBT's payment obligations under the Signing Subscription Agreement and ASBT received 1,071,506 newly issued shares of Common Stock in accordance with the terms of the Signing Subscription Agreement."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Mr. Ananda is chairman of the board of directors of LVN Enterprises, Inc., the trustee of ASBT, and may be deemed to hold beneficial ownership of the shares of Common Stock held directly by ASBT."}],"balance_after":5341506,"source":{"system":"sec-edgar","filing":"0001213900-24-000382","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1854275/000121390024000382/ownership.xml","form_type":"4"}},{"id":1696643,"issuer":{"id":8624,"kind":"organization","name":"Zoomcar Holdings, Inc."},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock, par value $0.0001","published_at":"2024-01-03T01:13:08.000Z","date":"2023-12-28","kind":"other","planned":false,"acquired":true,"shares":4270000,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The Distribution resulted in the issuance of 4,270,000 shares of Common Stock to Ananda Small Business Trust (\"ASBT\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Mr. Ananda is chairman of the board of directors of LVN Enterprises, Inc., the trustee of ASBT, and may be deemed to hold beneficial ownership of the shares of Common Stock held directly by ASBT."}],"balance_after":4270000,"source":{"system":"sec-edgar","filing":"0001213900-24-000382","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1854275/000121390024000382/ownership.xml","form_type":"4"}},{"id":1696642,"issuer":{"id":8624,"kind":"organization","name":"Zoomcar Holdings, Inc."},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock, par value $0.0001","published_at":"2024-01-03T01:13:08.000Z","date":"2023-12-28","kind":"other","planned":false,"acquired":false,"shares":9010000,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents (i) 8,050,000 Class B ordinary shares of the issuer that were acquired by Innovative International Sponsor I LLC (the \"Sponsor\"), for which Mr. Ananda is the managing member, pursuant to a subscription agreement by and between the Sponsor and the issuer prior to the issuer's initial public offering and (ii) 960,000 Class A ordinary shares of the issuer purchased by the Sponsor in a private placement that closed simultaneously with the issuer's initial public offering. On December 28, 2023, the issuer consummated its initial business combination (the \"Business Combination\") with Zoomcar, Inc (\"Zoomcar\"). In connection with the closing of the Business Combination (the \"Closing\"), each then-outstanding ordinary share of the issuer was cancelled and converted into one share of common stock of the issuer, par value $0.0001 per share (\"Common Stock\")."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"On December 28, 2023, the Sponsor effected a distribution to its members (the \"Distribution\"), so that the Sponsor directly owns no shares of Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Mr. Ananda is managing member of the Sponsor and may be deemed to hold beneficial ownership of the shares of Common Stock held directly by the Sponsor."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001213900-24-000382","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1854275/000121390024000382/ownership.xml","form_type":"4"}},{"id":2530858,"issuer":{"id":8624,"kind":"organization","name":"Zoomcar Holdings, Inc."},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CEO"}}],"security":"Class A Ordinary Shares","published_at":"2021-11-01T17:10:42.000Z","date":"2021-10-29","kind":"purchase","acquired":true,"shares":960000,"price":10,"value":9600000.0,"ownership":{"direct":false,"nature":"See footnote 2"},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents 960,000 Class A ordinary shares of the registrant purchased by Innovative International Sponsor I LLC (the \"Sponsor\") in a private placement that closed simultaneously with the registrant's initial public offering for an aggregate purchase price of $9,600,000."},{"field":"shares","element":"transactionShares","label":"F1","text":"Represents 960,000 Class A ordinary shares of the registrant purchased by Innovative International Sponsor I LLC (the \"Sponsor\") in a private placement that closed simultaneously with the registrant's initial public offering for an aggregate purchase price of $9,600,000."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents 960,000 Class A ordinary shares of the registrant purchased by Innovative International Sponsor I LLC (the \"Sponsor\") in a private placement that closed simultaneously with the registrant's initial public offering for an aggregate purchase price of $9,600,000."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Represents 960,000 Class A ordinary shares of the registrant purchased by Innovative International Sponsor I LLC (the \"Sponsor\") in a private placement that closed simultaneously with the registrant's initial public offering for an aggregate purchase price of $9,600,000."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"As managing member of the Sponsor, the reporting person may be deemed to share beneficial ownership of the ordinary shares held directly by the Sponsor, and disclaims any beneficial ownership of the reported shares other than to the extent of any pecuniary interest he may have therein, directly or indirectly."}],"balance_after":960000,"source":{"system":"sec-edgar","filing":"0001104659-21-132230","document":"tm2131516d2_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1854275/000110465921132230/tm2131516d2_4.xml","form_type":"4"}},{"id":2546621,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock option (right to buy)","published_at":"2021-10-07T14:08:16.000Z","date":"2021-10-05","kind":"disposition_to_issuer","acquired":false,"shares":5000,"price":138.44,"value":692200.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The securities were disposed of in connection with the acquisition of the Issuer by an affiliate of Thoma Bravo LP (the \"Merger\")."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"This option, which had previously fully vested, was canceled in the Merger in exchange for a cash payment of $692,200, representing the difference between the exercise price of the options and the market value of the underlying Stamps.com common stock at the effective time of the Merger ($330 per share)."}],"balance_after":0,"derivative":{"exercise_price":191.56,"exercise_date":"2021-06-09","expiration_date":"2031-06-09","underlying":"Common Stock","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001082923-21-000159","document":"wf-form4_163363008237876.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292321000159/wf-form4_163363008237876.xml","form_type":"4"}},{"id":2546620,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock option (right to buy)","published_at":"2021-10-07T14:08:16.000Z","date":"2021-10-05","kind":"disposition_to_issuer","acquired":false,"shares":5000,"price":146.1,"value":730500.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The securities were disposed of in connection with the acquisition of the Issuer by an affiliate of Thoma Bravo LP (the \"Merger\")."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"This option, which had previously fully vested, was canceled in the Merger in exchange for a cash payment of $730,500, representing the difference between the exercise price of the options and the market value of the underlying Stamps.com common stock at the effective time of the Merger ($330 per share)."}],"balance_after":0,"derivative":{"exercise_price":183.9,"exercise_date":"2020-06-10","expiration_date":"2030-06-10","underlying":"Common Stock","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001082923-21-000159","document":"wf-form4_163363008237876.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292321000159/wf-form4_163363008237876.xml","form_type":"4"}},{"id":2546619,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock option (right to buy)","published_at":"2021-10-07T14:08:16.000Z","date":"2021-10-05","kind":"disposition_to_issuer","acquired":false,"shares":5000,"price":291.3,"value":1456500.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The securities were disposed of in connection with the acquisition of the Issuer by an affiliate of Thoma Bravo LP (the \"Merger\")."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"This option, which had previously fully vested, was canceled in the Merger in exchange for a cash payment of $1,456,500, representing the difference between the exercise price of the options and the market value of the underlying Stamps.com common stock at the effective time of the Merger ($330 per share)."}],"balance_after":0,"derivative":{"exercise_price":38.7,"exercise_date":"2019-06-12","expiration_date":"2029-06-12","underlying":"Common 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connection with the acquisition of the Issuer by an affiliate of Thoma Bravo LP (the \"Merger\")."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"This option, which had previously fully vested, was canceled in the Merger in exchange for a cash payment of $315,250, representing the difference between the exercise price of the options and the market value of the underlying Stamps.com common stock at the effective time of the Merger ($330 per share)."}],"balance_after":0,"derivative":{"exercise_price":266.95,"exercise_date":"2018-06-11","expiration_date":"2028-06-11","underlying":"Common Stock","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001082923-21-000159","document":"wf-form4_163363008237876.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292321000159/wf-form4_163363008237876.xml","form_type":"4"}},{"id":2546617,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock option (right to buy)","published_at":"2021-10-07T14:08:16.000Z","date":"2021-10-05","kind":"disposition_to_issuer","acquired":false,"shares":5000,"price":184.85,"value":924250.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The securities were disposed of in connection with the acquisition of the Issuer by an affiliate of Thoma Bravo LP (the \"Merger\")."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"This option, which had previously fully vested, was canceled in the Merger in exchange for a cash payment of $924,250, representing the difference between the exercise price of the options and the market value of the underlying Stamps.com common stock at the effective time of the Merger ($330 per share)."}],"balance_after":0,"derivative":{"exercise_price":145.15,"exercise_date":"2017-06-14","expiration_date":"2027-06-14","underlying":"Common Stock","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001082923-21-000159","document":"wf-form4_163363008237876.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292321000159/wf-form4_163363008237876.xml","form_type":"4"}},{"id":2546616,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock option (right to buy)","published_at":"2021-10-07T14:08:16.000Z","date":"2021-10-05","kind":"disposition_to_issuer","acquired":false,"shares":5000,"price":239.32,"value":1196600.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The securities were disposed of in connection with the acquisition of the Issuer by an affiliate of Thoma Bravo LP (the \"Merger\")."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"This option, which had previously fully vested, was canceled in the Merger in exchange for a cash payment of $1,196,600, representing the difference between the exercise price of the options and the market value of the underlying Stamps.com common stock at the effective time of the Merger ($330 per share)."}],"balance_after":0,"derivative":{"exercise_price":90.68,"exercise_date":"2016-06-13","expiration_date":"2026-06-13","underlying":"Common Stock","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001082923-21-000159","document":"wf-form4_163363008237876.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292321000159/wf-form4_163363008237876.xml","form_type":"4"}},{"id":2546615,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-10-07T14:08:16.000Z","date":"2021-10-05","kind":"disposition_to_issuer","acquired":false,"shares":637524,"price":330,"value":210382920.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The securities were disposed of in connection with the acquisition of the Issuer by an affiliate of Thoma Bravo LP (the \"Merger\")."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Immediately prior to the October 5, 2021 transactions, included: 548 shares held by Mr. Ananda; 454,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 10,000 shares held by the Ananda Charitable Remainder Trust; 26,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 shares held beneficially for Mr. Ananda's children."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001082923-21-000159","document":"wf-form4_163363008237876.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292321000159/wf-form4_163363008237876.xml","form_type":"4"}},{"id":2552802,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-10-04T16:49:46.000Z","date":"2021-09-30","kind":"gift","acquired":true,"shares":10000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares were transferred in a transaction exempt from Section 16(b) under Rule 16b-5, as a bona fide gift. The Reporting Person is voluntarily reporting this transaction on Form 4 before the applicable Form 5 deadline."},{"field":"acquired","element":"transactionAcquiredDisposedCode","label":"F2","text":"The transaction consists of a gift of 10,000 shares from Mohan and Rajee Ananda Joint Revocable Trust to the Ananda Charitable Remainder Trust. Accordingly, there is no net change in the number of shares beneficially owned by the reporting person."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"Immediately following the September 30, 2021 transactions, includes: 548 shares held by Mr. Ananda; 454,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 10,000 shares held by the Ananda Charitable Remainder Trust; 26,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 are held beneficially for Mr. Ananda's children."}],"balance_after":637524,"source":{"system":"sec-edgar","filing":"0001082923-21-000144","document":"wf-form4_163338057002721.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292321000144/wf-form4_163338057002721.xml","form_type":"4"}},{"id":2552801,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-10-04T16:49:46.000Z","date":"2021-09-30","kind":"gift","acquired":false,"shares":10000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The shares were transferred in a transaction exempt from Section 16(b) under Rule 16b-5, as a bona fide gift. The Reporting Person is voluntarily reporting this transaction on Form 4 before the applicable Form 5 deadline."},{"field":"acquired","element":"transactionAcquiredDisposedCode","label":"F2","text":"The transaction consists of a gift of 10,000 shares from Mohan and Rajee Ananda Joint Revocable Trust to the Ananda Charitable Remainder Trust. Accordingly, there is no net change in the number of shares beneficially owned by the reporting person."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"Immediately following the September 30, 2021 transactions, includes: 548 shares held by Mr. Ananda; 454,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 10,000 shares held by the Ananda Charitable Remainder Trust; 26,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 are held beneficially for Mr. Ananda's children."}],"balance_after":637524,"source":{"system":"sec-edgar","filing":"0001082923-21-000144","document":"wf-form4_163338057002721.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292321000144/wf-form4_163338057002721.xml","form_type":"4"}},{"id":2672551,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option","published_at":"2021-06-11T17:30:36.000Z","date":"2021-06-09","kind":"grant","acquired":true,"shares":5000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"No purchase price was paid for these options.  These options were granted to the reporting person pursuant to the Issuer's non-employee director automatic option grant program."}],"balance_after":30000,"derivative":{"exercise_price":191.56,"exercise_date":"2021-06-09","expiration_date":"2031-06-09","underlying":"Common","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001082923-21-000073","document":"wf-form4_162344702106141.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292321000073/wf-form4_162344702106141.xml","form_type":"4"}},{"id":3112227,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option","published_at":"2020-06-12T16:33:32.000Z","date":"2020-06-10","kind":"grant","acquired":true,"shares":5000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"No purchase price was paid for these options.  These options were granted to the reporting person pursuant to the Issuer's non-employee director automatic option grant program."}],"balance_after":25000,"derivative":{"exercise_price":183.9,"exercise_date":"2020-06-10","expiration_date":"2030-06-10","underlying":"Common","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001082923-20-000063","document":"wf-form4_159199399531904.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292320000063/wf-form4_159199399531904.xml","form_type":"4"}},{"id":3141288,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-05-20T16:52:36.000Z","date":"2020-05-18","kind":"sale","acquired":false,"shares":1000,"price":197.6676,"value":197667.6,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This sales price reflects a weighted average of multiple prices ranging from $197.54 to $197.75. Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Immediately following the May 18, 2020 transaction, includes: 548 shares held by Mr. Ananda; 464,500 shares held by Mr.Ananda in the Ananda Small Business Trust; 26,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 shares held beneficially for Mr.Ananda's children."}],"balance_after":637524,"source":{"system":"sec-edgar","filing":"0001082923-20-000047","document":"wf-form4_159000793786985.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292320000047/wf-form4_159000793786985.xml","form_type":"4"}},{"id":3361624,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-11-22T17:45:43.000Z","date":"2019-11-20","kind":"sale","acquired":false,"shares":1000,"price":86.4367,"value":86436.7,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This sales price reflects a weighted average of multiple prices ranging from $86.37 to $86.5350. Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Immediately following the November 20, 2019 transaction, includes: 548 shares held by Mr. Ananda; 464,500 shares held by Mr.Ananda in the Ananda Small Business Trust; 27,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 shares held beneficially for Mr.Ananda's children"}],"balance_after":638524,"source":{"system":"sec-edgar","filing":"0001082923-19-000104","document":"wf-form4_157446272752598.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292319000104/wf-form4_157446272752598.xml","form_type":"4"}},{"id":3430360,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-08-23T19:28:32.000Z","date":"2017-08-14","kind":"sale","acquired":false,"shares":138,"price":213.4928,"value":29462.0064,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F10","text":"This sale price reflects a weighted average of multiple prices ranging from $213.30 to $213.50.  Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F7","text":"Following the August 14, 2017 transactions, includes: 20,548 shares held by Mr. Ananda; 474,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 20,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 are held beneficially for Mr. Ananda's children."}],"balance_after":661524,"source":{"system":"sec-edgar","filing":"0001082923-19-000092","document":"wf-form4a_156660289500332.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292319000092/wf-form4a_156660289500332.xml","form_type":"4/A","original_submission_date":"2017-08-15"}},{"id":3430359,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-08-23T19:28:32.000Z","date":"2017-08-14","kind":"sale","acquired":false,"shares":1275,"price":212.6714,"value":271156.035,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F9","text":"This sale price reflects a weighted average of multiple prices ranging from $212.30 to $213.25.  Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F7","text":"Following the August 14, 2017 transactions, includes: 20,548 shares held by Mr. Ananda; 474,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 20,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 are held beneficially for Mr. Ananda's children."}],"balance_after":661662,"source":{"system":"sec-edgar","filing":"0001082923-19-000092","document":"wf-form4a_156660289500332.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292319000092/wf-form4a_156660289500332.xml","form_type":"4/A","original_submission_date":"2017-08-15"}},{"id":3430358,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-08-23T19:28:32.000Z","date":"2017-08-14","kind":"sale","acquired":false,"shares":4639,"price":211.7088,"value":982117.1232,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F8","text":"This sale price reflects a weighted average of multiple prices ranging from $211.35 to $212.25.  Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F7","text":"Following the August 14, 2017 transactions, includes: 20,548 shares held by Mr. Ananda; 474,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 20,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 are held beneficially for Mr. Ananda's children."}],"balance_after":662937,"source":{"system":"sec-edgar","filing":"0001082923-19-000092","document":"wf-form4a_156660289500332.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292319000092/wf-form4a_156660289500332.xml","form_type":"4/A","original_submission_date":"2017-08-15"}},{"id":3430357,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-08-23T19:28:32.000Z","date":"2017-08-14","kind":"sale","acquired":false,"shares":3948,"price":211.1034,"value":833436.2232,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F6","text":"This sale price reflects a weighted average of multiple prices ranging from $210.35 to $211.30.  Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F7","text":"Following the August 14, 2017 transactions, includes: 20,548 shares held by Mr. Ananda; 474,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 20,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 are held beneficially for Mr. Ananda's children."}],"balance_after":667576,"source":{"system":"sec-edgar","filing":"0001082923-19-000092","document":"wf-form4a_156660289500332.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292319000092/wf-form4a_156660289500332.xml","form_type":"4/A","original_submission_date":"2017-08-15"}},{"id":3430356,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-08-23T19:28:32.000Z","date":"2017-08-11","kind":"sale","acquired":false,"shares":1875,"price":210.45,"value":394593.75,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F5","text":"This sale price reflects a weighted average of multiple prices ranging from $210.15 to $210.55.  Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Following the August 11, 2017 transactions, includes: 20,548 shares held by Mr. Ananda; 484,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 20,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 are held beneficially for Mr. Ananda's children."}],"balance_after":671524,"source":{"system":"sec-edgar","filing":"0001082923-19-000092","document":"wf-form4a_156660289500332.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292319000092/wf-form4a_156660289500332.xml","form_type":"4/A","original_submission_date":"2017-08-15"}},{"id":3430355,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-08-23T19:28:32.000Z","date":"2017-08-11","kind":"sale","acquired":false,"shares":2694,"price":209.4694,"value":564310.5636,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"This sale price reflects a weighted average of multiple prices ranging from $209.10 to $210.00.  Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Following the August 11, 2017 transactions, includes: 20,548 shares held by Mr. Ananda; 484,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 20,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 are held beneficially for Mr. Ananda's children."}],"balance_after":673399,"source":{"system":"sec-edgar","filing":"0001082923-19-000092","document":"wf-form4a_156660289500332.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292319000092/wf-form4a_156660289500332.xml","form_type":"4/A","original_submission_date":"2017-08-15"}},{"id":3430354,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-08-23T19:28:32.000Z","date":"2017-08-11","kind":"sale","acquired":false,"shares":6073,"price":208.2036,"value":1264420.4628,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This sale price reflects a weighted average of multiple prices ranging from $208.00 to $208.95.  Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Following the August 11, 2017 transactions, includes: 20,548 shares held by Mr. Ananda; 484,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 20,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 are held beneficially for Mr. Ananda's children."}],"balance_after":676093,"source":{"system":"sec-edgar","filing":"0001082923-19-000092","document":"wf-form4a_156660289500332.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292319000092/wf-form4a_156660289500332.xml","form_type":"4/A","original_submission_date":"2017-08-15"}},{"id":3430353,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-08-23T19:28:32.000Z","date":"2017-08-11","kind":"sale","acquired":false,"shares":19358,"price":207.2965,"value":4012845.647,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This sale price reflects a weighted average of multiple prices ranging from $207.00 to $207.85.  Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Following the August 11, 2017 transactions, includes: 20,548 shares held by Mr. Ananda; 484,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 20,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 are held beneficially for Mr. Ananda's children."}],"balance_after":682166,"source":{"system":"sec-edgar","filing":"0001082923-19-000092","document":"wf-form4a_156660289500332.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292319000092/wf-form4a_156660289500332.xml","form_type":"4/A","original_submission_date":"2017-08-15"}},{"id":3490170,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option","published_at":"2019-06-14T17:18:45.000Z","date":"2019-06-12","kind":"grant","acquired":true,"shares":5000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"No purchase price was paid for these options.  These options were granted to the reporting person pursuant to the Issuer's non-employee director automatic option grant program."}],"balance_after":20000,"derivative":{"exercise_price":38.7,"exercise_date":"2019-06-12","expiration_date":"2029-06-12","underlying":"Common Stock","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001082923-19-000079","document":"wf-form4_156054711065225.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292319000079/wf-form4_156054711065225.xml","form_type":"4"}},{"id":3602729,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-03-11T16:11:57.000Z","date":"2019-03-06","kind":"sale","acquired":false,"shares":1000,"price":93.3223,"value":93322.3,"ownership":{"direct":true},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"Immediately following the March 6, 2019 transaction, includes: 548 shares held by Mr. Ananda; 464,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 28,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 shares held beneficially for Mr. Ananda's children."}],"balance_after":639524,"source":{"system":"sec-edgar","filing":"0001082923-19-000028","document":"wf-form4_155233509619969.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292319000028/wf-form4_155233509619969.xml","form_type":"4"}},{"id":3895803,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Common Stock)","published_at":"2018-06-13T18:24:12.000Z","date":"2018-06-11","kind":"grant","acquired":true,"shares":5000,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":15000,"derivative":{"exercise_price":266.95,"exercise_date":"2018-06-11","expiration_date":"2028-06-11","underlying":"Common","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001082923-18-000074","document":"wf-form4_152892863674929.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292318000074/wf-form4_152892863674929.xml","form_type":"4"}},{"id":3895802,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-06-13T18:24:12.000Z","date":"2018-06-12","kind":"sale","acquired":false,"shares":20000,"price":270.0003,"value":5400006.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This Sale was executed pursuant to a prearranged trading plan compliant with Rule 10b5-1."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This sales price reflects a weighted average of multiple prices ranging from $270.00 to $270.05. Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"Immediately following the June 11, 2018 transaction, includes: 548 shares held by Mr. Ananda; 464,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 29,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 shares held beneficially for Mr. Ananda's children."}],"balance_after":640524,"source":{"system":"sec-edgar","filing":"0001082923-18-000074","document":"wf-form4_152892863674929.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292318000074/wf-form4_152892863674929.xml","form_type":"4"}},{"id":3967141,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-04-09T19:40:34.000Z","date":"2018-02-26","kind":"sale","acquired":false,"shares":1000,"price":203.1833,"value":203183.3,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This sales price reflects a weighted average of multiple prices ranging from $203.15 to $203.275. Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Following the February 26, 2018 transaction, includes: 548 shares held by Mr. Ananda; 484,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 29,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 shares held beneficially for Mr. Ananda's children."}],"balance_after":660524,"source":{"system":"sec-edgar","filing":"0001082923-18-000027","document":"wf-form4a_152331722091101.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000108292318000027/wf-form4a_152331722091101.xml","form_type":"4/A","original_submission_date":"2018-02-28"}},{"id":4028213,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-02-28T18:33:46.000Z","date":"2018-02-26","kind":"sale","acquired":false,"shares":1000,"price":203.1833,"value":203183.3,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This sale price reflects a weighted average of multiple prices ranging from $203.15 to $203.275.  Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Following the February 26, 2018 transaction, includes: 548 shares held by Mr. Ananda; 484,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 29,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 shares held beneficially for Mr. Ananda's children."}],"balance_after":659524,"source":{"system":"sec-edgar","filing":"0001209191-18-014669","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000120919118014669/doc4.xml","form_type":"4"}},{"id":4146461,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-12-01T16:12:56.000Z","date":"2017-11-29","kind":"gift","acquired":true,"shares":10000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"timeliness","element":"transactionTimeliness","label":"F1","text":"The shares were transferred in a transaction exempt from Section 16(b) under Rule 16b-5, as a bona fide gift.  The Reporting Person is voluntarily reporting this transaction on Form 4 before the applicable Form 5 deadline."},{"field":"acquired","element":"transactionAcquiredDisposedCode","label":"F2","text":"The transaction consists of a gift of 10,000 shares from Mohan Ananda to the Ananda Foundation. Accordingly, there is no net change in the number of shares beneficially owned by the reporting person."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The transaction consists of a gift of 10,000 shares from Mohan Ananda to the Ananda Foundation. Accordingly, there is no net change in the number of shares beneficially owned by the reporting person."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"Immediately following the November 29, 2017 transaction, includes: 548 shares held by Mr. Ananda; 484,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 30,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 shares held beneficially for Mr. Ananda's children."}],"balance_after":661524,"source":{"system":"sec-edgar","filing":"0001209191-17-063191","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000120919117063191/doc4.xml","form_type":"4"}},{"id":4146460,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-12-01T16:12:56.000Z","date":"2017-11-29","kind":"gift","acquired":false,"shares":10000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"timeliness","element":"transactionTimeliness","label":"F1","text":"The shares were transferred in a transaction exempt from Section 16(b) under Rule 16b-5, as a bona fide gift.  The Reporting Person is voluntarily reporting this transaction on Form 4 before the applicable Form 5 deadline."},{"field":"acquired","element":"transactionAcquiredDisposedCode","label":"F2","text":"The transaction consists of a gift of 10,000 shares from Mohan Ananda to the Ananda Foundation. Accordingly, there is no net change in the number of shares beneficially owned by the reporting person."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The transaction consists of a gift of 10,000 shares from Mohan Ananda to the Ananda Foundation. Accordingly, there is no net change in the number of shares beneficially owned by the reporting person."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"Immediately following the November 29, 2017 transaction, includes: 548 shares held by Mr. Ananda; 484,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 30,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 shares held beneficially for Mr. Ananda's children."}],"balance_after":661524,"source":{"system":"sec-edgar","filing":"0001209191-17-063191","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000120919117063191/doc4.xml","form_type":"4"}},{"id":4234275,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-08-15T18:22:36.000Z","date":"2017-08-14","kind":"sale","acquired":false,"shares":138,"price":213.4928,"value":29462.0064,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was executed pursuant to a prearranged trading plan compliant with Rule 10b5-1."},{"field":"price","element":"transactionPricePerShare","label":"F11","text":"This sale price reflects a weighted average of multiple prices ranging from $213.30 to $213.50.  Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F8","text":"Following the August 14, 2017 transactions, includes: 20,548 shares held by Mr. Ananda; 474,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 20,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 are held beneficially for Mr. Ananda's children."}],"balance_after":661524,"source":{"system":"sec-edgar","filing":"0001209191-17-049063","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000120919117049063/doc4.xml","form_type":"4"}},{"id":4234274,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-08-15T18:22:36.000Z","date":"2017-08-14","kind":"sale","acquired":false,"shares":1275,"price":212.6714,"value":271156.035,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was executed pursuant to a prearranged trading plan compliant with Rule 10b5-1."},{"field":"price","element":"transactionPricePerShare","label":"F10","text":"This sale price reflects a weighted average of multiple prices ranging from $212.30 to $213.25.  Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F8","text":"Following the August 14, 2017 transactions, includes: 20,548 shares held by Mr. Ananda; 474,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 20,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 are held beneficially for Mr. Ananda's children."}],"balance_after":661662,"source":{"system":"sec-edgar","filing":"0001209191-17-049063","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000120919117049063/doc4.xml","form_type":"4"}},{"id":4234273,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-08-15T18:22:36.000Z","date":"2017-08-14","kind":"sale","acquired":false,"shares":4639,"price":211.7088,"value":982117.1232,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was executed pursuant to a prearranged trading plan compliant with Rule 10b5-1."},{"field":"price","element":"transactionPricePerShare","label":"F9","text":"This sale price reflects a weighted average of multiple prices ranging from $211.35 to $212.25.  Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F8","text":"Following the August 14, 2017 transactions, includes: 20,548 shares held by Mr. Ananda; 474,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 20,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 are held beneficially for Mr. Ananda's children."}],"balance_after":662937,"source":{"system":"sec-edgar","filing":"0001209191-17-049063","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000120919117049063/doc4.xml","form_type":"4"}},{"id":4234272,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-08-15T18:22:36.000Z","date":"2017-08-14","kind":"sale","acquired":false,"shares":3948,"price":211.1034,"value":833436.2232,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was executed pursuant to a prearranged trading plan compliant with Rule 10b5-1."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"This sale price reflects a weighted average of multiple prices ranging from $210.35 to $211.30.  Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F8","text":"Following the August 14, 2017 transactions, includes: 20,548 shares held by Mr. Ananda; 474,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 20,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 are held beneficially for Mr. Ananda's children."}],"balance_after":667576,"source":{"system":"sec-edgar","filing":"0001209191-17-049063","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000120919117049063/doc4.xml","form_type":"4"}},{"id":4234271,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-08-15T18:22:36.000Z","date":"2017-08-11","kind":"sale","acquired":false,"shares":1875,"price":210.45,"value":394593.75,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was executed pursuant to a prearranged trading plan compliant with Rule 10b5-1."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"This sale price reflects a weighted average of multiple prices ranging from $210.15 to $210.55.  Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"Following the August 11, 2017 transactions, includes: 20,548 shares held by Mr. Ananda; 484,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 20,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 are held beneficially for Mr. Ananda's children."}],"balance_after":671524,"source":{"system":"sec-edgar","filing":"0001209191-17-049063","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000120919117049063/doc4.xml","form_type":"4"}},{"id":4234270,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-08-15T18:22:36.000Z","date":"2017-08-11","kind":"sale","acquired":false,"shares":2694,"price":209.4694,"value":564310.5636,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was executed pursuant to a prearranged trading plan compliant with Rule 10b5-1."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"This sale price reflects a weighted average of multiple prices ranging from $209.10 to $210.00.  Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"Following the August 11, 2017 transactions, includes: 20,548 shares held by Mr. Ananda; 484,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 20,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 are held beneficially for Mr. Ananda's children."}],"balance_after":673399,"source":{"system":"sec-edgar","filing":"0001209191-17-049063","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000120919117049063/doc4.xml","form_type":"4"}},{"id":4234269,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-08-15T18:22:36.000Z","date":"2017-08-11","kind":"sale","acquired":false,"shares":6073,"price":208.2036,"value":1264420.4628,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was executed pursuant to a prearranged trading plan compliant with Rule 10b5-1."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"This sale price reflects a weighted average of multiple prices ranging from $208.00 to $208.95.  Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"Following the August 11, 2017 transactions, includes: 20,548 shares held by Mr. Ananda; 484,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 20,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 are held beneficially for Mr. Ananda's children."}],"balance_after":676093,"source":{"system":"sec-edgar","filing":"0001209191-17-049063","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000120919117049063/doc4.xml","form_type":"4"}},{"id":4234268,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM INC","symbol":"STMP"},"owners":[{"id":95669,"kind":"person","name":"ANANDA MOHAN P","position":1,"cik":"0001254777","reported_name":"ANANDA MOHAN P","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-08-15T18:22:36.000Z","date":"2017-08-11","kind":"sale","acquired":false,"shares":19358,"price":207.2965,"value":4012845.647,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was executed pursuant to a prearranged trading plan compliant with Rule 10b5-1."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This sale price reflects a weighted average of multiple prices ranging from $207.00 to $207.85.  Full information regarding the number of shares sold at each price will be provided to the Securities and Exchange Commission staff, the issuer or any security holder, upon request."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"Following the August 11, 2017 transactions, includes: 20,548 shares held by Mr. Ananda; 484,500 shares held by Mr. Ananda in the Ananda Small Business Trust; 20,000 shares held by the Ananda Foundation; 144,077 shares held in trust for the benefit of Mr. Ananda's family; and 2,399 are held beneficially for Mr. Ananda's children."}],"balance_after":682166,"source":{"system":"sec-edgar","filing":"0001209191-17-049063","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1082923/000120919117049063/doc4.xml","form_type":"4"}},{"id":4279495,"issuer":{"id":134792,"kind":"organization","name":"STAMPS.COM 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