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The RSU Award will fully vest on February 28, 2023."}],"balance_after":863045,"source":{"system":"sec-edgar","filing":"0001213900-22-009904","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1252983/000121390022009904/ownership.xml","form_type":"4"}},{"id":2478677,"issuer":{"id":5333,"kind":"organization","name":"Hyliion Holdings Corp.","symbol":"HYLN"},"owners":[{"id":129876,"kind":"person","name":"OLKKOLA EDWARD E","position":1,"cik":"0001252983","reported_name":"OLKKOLA EDWARD E","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-12-09T16:01:13.000Z","date":"2021-12-08","kind":"purchase","acquired":true,"shares":6100,"price":6.5482,"value":39944.02,"ownership":{"direct":false,"nature":"By Spouse"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.54 to $6.56, inclusive. Full information regarding the number of shares sold at each separate price will be provided upon request by the SEC staff, the issuer, or any security holder of the issuer."}],"balance_after":172660,"source":{"system":"sec-edgar","filing":"0001213900-21-064403","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1252983/000121390021064403/ownership.xml","form_type":"4"}},{"id":2548384,"issuer":{"id":5333,"kind":"organization","name":"Hyliion Holdings Corp.","symbol":"HYLN"},"owners":[{"id":129876,"kind":"person","name":"OLKKOLA EDWARD E","position":1,"cik":"0001252983","reported_name":"OLKKOLA EDWARD E","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2021-10-05T19:00:18.000Z","date":"2021-09-24","kind":"exercise","acquired":false,"shares":100000,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The option was received in exchange for an option to purchase 750,000 shares of Hyliion Inc. 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These shares were sold in multiple transactions at prices ranging from $8.00 to $8.49, inclusive. Full information regarding the number of shares sold at each separate price will be provided upon request by the SEC staff, the issuer, or any security holder of the issuer."}],"balance_after":831610,"source":{"system":"sec-edgar","filing":"0001213900-21-051482","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1252983/000121390021051482/ownership.xml","form_type":"4"}},{"id":2548382,"issuer":{"id":5333,"kind":"organization","name":"Hyliion Holdings Corp.","symbol":"HYLN"},"owners":[{"id":129876,"kind":"person","name":"OLKKOLA EDWARD E","position":1,"cik":"0001252983","reported_name":"OLKKOLA EDWARD E","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-10-05T19:00:18.000Z","date":"2021-09-24","kind":"exercise","acquired":true,"shares":100000,"price":0.086,"value":8600.0,"ownership":{"direct":true},"balance_after":931610,"source":{"system":"sec-edgar","filing":"0001213900-21-051482","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1252983/000121390021051482/ownership.xml","form_type":"4"}},{"id":2614521,"issuer":{"id":5333,"kind":"organization","name":"Hyliion Holdings Corp.","symbol":"HYLN"},"owners":[{"id":129876,"kind":"person","name":"OLKKOLA EDWARD E","position":1,"cik":"0001252983","reported_name":"OLKKOLA EDWARD E","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-08-04T19:42:40.000Z","date":"2021-08-02","kind":"sale","acquired":false,"shares":100000,"price":9.7215,"value":972150.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.61 to $10.05, inclusive. Full information regarding the number of shares sold at each separate price will be provided upon request by the SEC staff, the issuer, or any security holder of the issuer."}],"balance_after":831610,"source":{"system":"sec-edgar","filing":"0001252983-21-000004","document":"wf-form4_162812054639466.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1252983/000125298321000004/wf-form4_162812054639466.xml","form_type":"4"}},{"id":2619815,"issuer":{"id":5333,"kind":"organization","name":"Hyliion Holdings Corp.","symbol":"HYLN"},"owners":[{"id":129876,"kind":"person","name":"OLKKOLA EDWARD E","position":1,"cik":"0001252983","reported_name":"OLKKOLA EDWARD E","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2021-08-02T20:02:18.000Z","date":"2021-07-29","kind":"exercise","acquired":false,"reported_value":100000,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The option was received in exchange for an option to purchase 750,000 shares of Hyliion Inc. 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These shares were sold in multiple transactions at prices ranging from $10.18 to $10.69, inclusive. Full information regarding the number of shares sold at each separate price will be provided upon request by the SEC staff, the issuer, or any security holder of the issuer."}],"balance_after":731610,"source":{"system":"sec-edgar","filing":"0001759631-21-000015","document":"wf-form4_162275680793736.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1252983/000175963121000015/wf-form4_162275680793736.xml","form_type":"4"}},{"id":2700542,"issuer":{"id":5333,"kind":"organization","name":"Hyliion Holdings Corp.","symbol":"HYLN"},"owners":[{"id":129876,"kind":"person","name":"OLKKOLA EDWARD E","position":1,"cik":"0001252983","reported_name":"OLKKOLA EDWARD E","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-05-21T14:57:41.000Z","date":"2021-05-19","kind":"sale","acquired":false,"shares":100000,"price":9.3478,"value":934780.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.95 to $9.64, inclusive. 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(\"Legacy Hyliion\") common stock pursuant to the Business Combination Agreement and Plan of Reorganization, dated as of June 18, 2020, by and among Tortoise Acquisition Corp. 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One-fourth (1/4) of the RSU Award will vest on March 26, 2022 and the remaining three-fourths (3/4) of the RSU Award will vest quarterly in equal amounts over a three-year period thereafter."}],"balance_after":831610,"source":{"system":"sec-edgar","filing":"0001213900-21-018809","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1252983/000121390021018809/ownership.xml","form_type":"4"}},{"id":3012794,"issuer":{"id":5333,"kind":"organization","name":"Hyliion Holdings Corp.","symbol":"HYLN"},"owners":[{"id":129876,"kind":"person","name":"OLKKOLA EDWARD E","position":1,"cik":"0001252983","reported_name":"OLKKOLA EDWARD E","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2020-10-05T17:19:42.000Z","date":"2020-10-01","kind":"grant","acquired":true,"shares":655741,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Received pursuant to the Business Combination Agreement and Plan of Reorganization, dated as of June 18, 2020, by and among Tortoise Acquisition Corp. (\"Tortoise\"), Hyliion Inc. (\"Legacy Hyliion\") and SHLL Merger Sub Inc., a wholly-owned subsidiary of Tortoise (\"Merger Sub\"), pursuant to which Merger Sub merged with and into Legacy Hyliion, with Legacy Hyliion surviving the merger as a wholly-owned subsidiary of Tortoise (which subsequently changed its name to \"Hyliion Holdings Corp.\", the \"Issuer\")."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Received pursuant to the Business Combination Agreement and Plan of Reorganization, dated as of June 18, 2020, by and among Tortoise Acquisition Corp. (\"Tortoise\"), Hyliion Inc. (\"Legacy Hyliion\") and SHLL Merger Sub Inc., a wholly-owned subsidiary of Tortoise (\"Merger Sub\"), pursuant to which Merger Sub merged with and into Legacy Hyliion, with Legacy Hyliion surviving the merger as a wholly-owned subsidiary of Tortoise (which subsequently changed its name to \"Hyliion Holdings Corp.\", the \"Issuer\")."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"Received in exchange for an option to purchase 450,000 shares of Legacy Hyliion common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Options vests as to 25% on January 15, 2019 and in equal quarterly installments thereafter over the following three years.  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(\"Tortoise\"), Hyliion Inc. (\"Legacy Hyliion\") and SHLL Merger Sub Inc., a wholly-owned subsidiary of Tortoise (\"Merger Sub\"), pursuant to which Merger Sub merged with and into Legacy Hyliion, with Legacy Hyliion surviving the merger as a wholly-owned subsidiary of Tortoise (which subsequently changed its name to \"Hyliion Holdings Corp.\", the \"Issuer\")."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Received pursuant to the Business Combination Agreement and Plan of Reorganization, dated as of June 18, 2020, by and among Tortoise Acquisition Corp. (\"Tortoise\"), Hyliion Inc. (\"Legacy Hyliion\") and SHLL Merger Sub Inc., a wholly-owned subsidiary of Tortoise (\"Merger Sub\"), pursuant to which Merger Sub merged with and into Legacy Hyliion, with Legacy Hyliion surviving the merger as a wholly-owned subsidiary of Tortoise (which subsequently changed its name to \"Hyliion Holdings Corp.\", the \"Issuer\")."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"Received in exchange for an option to purchase 750,000 shares of Legacy Hyliion common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Option vests in equal quarterly installments over 4 years from August 29, 2016.  Subject to acceleration."}],"balance_after":1092901,"derivative":{"exercise_price":0.086,"expiration_date":"2026-08-28","underlying":"Common Stock","underlying_shares":1092901},"source":{"system":"sec-edgar","filing":"0001209191-20-053751","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1252983/000120919120053751/doc4.xml","form_type":"4"}},{"id":3012792,"issuer":{"id":5333,"kind":"organization","name":"Hyliion Holdings Corp.","symbol":"HYLN"},"owners":[{"id":129876,"kind":"person","name":"OLKKOLA EDWARD E","position":1,"cik":"0001252983","reported_name":"OLKKOLA EDWARD E","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-10-05T17:19:42.000Z","date":"2020-10-01","kind":"grant","acquired":true,"shares":166560,"ownership":{"direct":false,"nature":"By Spouse"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Received pursuant to the Business Combination Agreement and Plan of Reorganization, dated as of June 18, 2020, by and among Tortoise Acquisition Corp. (\"Tortoise\"), Hyliion Inc. (\"Legacy Hyliion\") and SHLL Merger Sub Inc., a wholly-owned subsidiary of Tortoise (\"Merger Sub\"), pursuant to which Merger Sub merged with and into Legacy Hyliion, with Legacy Hyliion surviving the merger as a wholly-owned subsidiary of Tortoise (which subsequently changed its name to \"Hyliion Holdings Corp.\", the \"Issuer\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held directly by Reporting Person's spouse."}],"balance_after":166560,"source":{"system":"sec-edgar","filing":"0001209191-20-053751","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1252983/000120919120053751/doc4.xml","form_type":"4"}},{"id":3012791,"issuer":{"id":5333,"kind":"organization","name":"Hyliion Holdings Corp.","symbol":"HYLN"},"owners":[{"id":129876,"kind":"person","name":"OLKKOLA EDWARD E","position":1,"cik":"0001252983","reported_name":"OLKKOLA EDWARD E","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-10-05T17:19:42.000Z","date":"2020-10-01","kind":"grant","acquired":true,"shares":821610,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Received pursuant to the Business Combination Agreement and Plan of Reorganization, dated as of June 18, 2020, by and among Tortoise Acquisition Corp. (\"Tortoise\"), Hyliion Inc. (\"Legacy Hyliion\") and SHLL Merger Sub Inc., a wholly-owned subsidiary of Tortoise (\"Merger Sub\"), pursuant to which Merger Sub merged with and into Legacy Hyliion, with Legacy Hyliion surviving the merger as a wholly-owned subsidiary of Tortoise (which subsequently changed its name to \"Hyliion Holdings Corp.\", the \"Issuer\")."}],"balance_after":821610,"source":{"system":"sec-edgar","filing":"0001209191-20-053751","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1252983/000120919120053751/doc4.xml","form_type":"4"}}]}