person · Reporting owner

Tassin Sidney L

Disclosed activity across 3 companies

Tapewire entity: 135912
SEC CIK: 0001589459

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Reported relationships

Latest disclosed role at each company.

No relationships currently tracked through insider filings.

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

No balances currently tracked through insider filings.

Past disclosures · reporting ended (3)

No longer tracked through insider filings. These historical balances do not imply present ownership or a zero position.

Arc Logistics Partners LP

Report date December 21, 2017 · Filed December 26, 2017

Section 16 reporting ended · disclosed 2017-12-26. Current position is not established by this disclosure.

Security / award	Ownership account	Disclosed shares / units	Disclosure context
Common units representing limited partner interestsSEC Table I · non-derivative	Direct	0	Reported balance After 2017-12-21 transaction · row 1 1 source row Row 1 · 2017-12-21 · Disposition to issuer · Disposed 40,000 · Balance 0 F1: Pursuant to the Purchase Agreement and Plan of Merger dated as of August 29, 2017, by and among Zenith Energy U.S., L.P., Zenith Energy U.S. GP, LLC, Zenith Energy U.S. Logistics Holdings, LLC, Zenith Energy U.S. Logistics, LLC, Arc Logistics Partners LP, Arc Logistic GP LLC, Lightfoot Capital Partners, LP and Lightfoot Capital Partners GP LLC, all of the common units and phantom units (each representing a contingent right to receive one common unit upon settlement) held by the Reporting Person were cancelled and converted into the right to receive an amount in cash equal to $16.50 per unit, subject to any required withholding taxes.

Filing footnotes · ownership attribution and instrument terms

F1: Pursuant to the Purchase Agreement and Plan of Merger dated as of August 29, 2017, by and among Zenith Energy U.S., L.P., Zenith Energy U.S. GP, LLC, Zenith Energy U.S. Logistics Holdings, LLC, Zenith Energy U.S. Logistics, LLC, Arc Logistics Partners LP, Arc Logistic GP LLC, Lightfoot Capital Partners, LP and Lightfoot Capital Partners GP LLC, all of the common units and phantom units (each representing a contingent right to receive one common unit upon settlement) held by the Reporting Person were cancelled and converted into the right to receive an amount in cash equal to $16.50 per unit, subject to any required withholding taxes.

Hyliion Holdings Corp.

Report date October 01, 2020 · Filed October 05, 2020

Section 16 reporting ended · disclosed 2020-10-05. Current position is not established by this disclosure.

Security / award	Ownership account	Disclosed shares / units	Disclosure context
Common StockSEC Table I · non-derivative	Direct	40,000	Reported balance After 2020-10-01 transaction · row 1 1 source row Row 1 · 2020-10-01 · Conversion · Acquired 40,000 · Balance 40,000 F1: In connection with the closing of the business combination between Tortoise Acquisition Corp. ("TortoiseCorp"), SHLL Merger Sub Inc. and Hyliion Inc. on October 1, 2020, the Reporting Person's shares of Class B Common Stock automatically converted into shares of TortoiseCorp's Class A Common Stock on a one-for-one basis. Upon consummation of the business combination, TortoiseCorp changed its name to "Hyliion Holdings Corp." and all outstanding shares of Class A Common Stock were automatically reclassified, redesignated and changed into one share of Hyliion Holdings Corp. Common Stock.
Class B Common StockSEC Table II · derivative / convertible security	Direct	0	Reported balance After 2020-10-01 transaction · row 2 Instrument identity requires review; Table II rows are not merged. 1 source row Row 2 · 2020-10-01 · Conversion · Disposed 40,000 · Balance 0 F1: In connection with the closing of the business combination between Tortoise Acquisition Corp. ("TortoiseCorp"), SHLL Merger Sub Inc. and Hyliion Inc. on October 1, 2020, the Reporting Person's shares of Class B Common Stock automatically converted into shares of TortoiseCorp's Class A Common Stock on a one-for-one basis. Upon consummation of the business combination, TortoiseCorp changed its name to "Hyliion Holdings Corp." and all outstanding shares of Class A Common Stock were automatically reclassified, redesignated and changed into one share of Hyliion Holdings Corp. Common Stock. F2: The shares of Class B Common Stock are automatically convertible into shares of Class A Common Stock at the time of TortoiseCorp's initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date.

Filing footnotes · ownership attribution and instrument terms

F1: In connection with the closing of the business combination between Tortoise Acquisition Corp. ("TortoiseCorp"), SHLL Merger Sub Inc. and Hyliion Inc. on October 1, 2020, the Reporting Person's shares of Class B Common Stock automatically converted into shares of TortoiseCorp's Class A Common Stock on a one-for-one basis. Upon consummation of the business combination, TortoiseCorp changed its name to "Hyliion Holdings Corp." and all outstanding shares of Class A Common Stock were automatically reclassified, redesignated and changed into one share of Hyliion Holdings Corp. Common Stock.

F2: The shares of Class B Common Stock are automatically convertible into shares of Class A Common Stock at the time of TortoiseCorp's initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date.

Volta Inc.

Report date August 26, 2021 · Filed August 30, 2021

Section 16 reporting ended · disclosed 2021-08-30. Current position is not established by this disclosure.

Security / award	Ownership account	Disclosed shares / units	Disclosure context
Class A Common StockSEC Table I · non-derivative	Direct	35,000	Reported balance After 2021-08-26 transaction · row 1 1 source row Row 1 · 2021-08-26 · Conversion · Acquired 35,000 · Balance 35,000 F1: The Class B Ordinary Shares are automatically convertible into shares of Class A Common Stock at the time of Tortoise Acquisition Corp. II's ("TortoiseCorp II") initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date. In connection with the domestication of TortoiseCorp II and the closing of the business combination among TortoiseCorp II, SNPR Merger Sub I, Inc., SNPR Merger Sub II, LLC and Volta Industries, Inc. on August 26, 2021, the Reporting Person's Class B Ordinary Shares automatically converted into shares of TortoiseCorp II's Class A Common Stock on a one-for-one basis. Upon consummation of the business combination, TortoiseCorp II changed its name to "Volta Inc."
Class B Ordinary SharesSEC Table II · derivative / convertible security	Direct	0	Reported balance After 2021-08-26 transaction · row 2 Instrument identity requires review; Table II rows are not merged. 1 source row Row 2 · 2021-08-26 · Conversion · Disposed 35,000 · Balance 0 F1: The Class B Ordinary Shares are automatically convertible into shares of Class A Common Stock at the time of Tortoise Acquisition Corp. II's ("TortoiseCorp II") initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date. In connection with the domestication of TortoiseCorp II and the closing of the business combination among TortoiseCorp II, SNPR Merger Sub I, Inc., SNPR Merger Sub II, LLC and Volta Industries, Inc. on August 26, 2021, the Reporting Person's Class B Ordinary Shares automatically converted into shares of TortoiseCorp II's Class A Common Stock on a one-for-one basis. Upon consummation of the business combination, TortoiseCorp II changed its name to "Volta Inc."

Filing footnotes · ownership attribution and instrument terms

F1: The Class B Ordinary Shares are automatically convertible into shares of Class A Common Stock at the time of Tortoise Acquisition Corp. II's ("TortoiseCorp II") initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date. In connection with the domestication of TortoiseCorp II and the closing of the business combination among TortoiseCorp II, SNPR Merger Sub I, Inc., SNPR Merger Sub II, LLC and Volta Industries, Inc. on August 26, 2021, the Reporting Person's Class B Ordinary Shares automatically converted into shares of TortoiseCorp II's Class A Common Stock on a one-for-one basis. Upon consummation of the business combination, TortoiseCorp II changed its name to "Volta Inc."

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction date	Company	Activity / security	Shares / units	Reported price	Reported value	Details
August 26, 2021 Filed Aug 30, 2021 18:33 UTC	Volta Inc. VLTA · Entity 114899	ConversionClass B Ordinary Shares · Derivative	35,000	Not disclosed	Not disclosed	Disclosure SEC source: 0001213900-21-045692 · ownership.xml · derivative · entry 2 Tassin Sidney L · CIK 0001589459 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 0 Underlying: Class A Common Stock · 35,000 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · derivative.exercise_price: The Class B Ordinary Shares are automatically convertible into shares of Class A Common Stock at the time of Tortoise Acquisition Corp. II's ("TortoiseCorp II") initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date. In connection with the domestication of TortoiseCorp II and the closing of the business combination among TortoiseCorp II, SNPR Merger Sub I, Inc., SNPR Merger Sub II, LLC and Volta Industries, Inc. on August 26, 2021, the Reporting Person's Class B Ordinary Shares automatically converted into shares of TortoiseCorp II's Class A Common Stock on a one-for-one basis. Upon consummation of the business combination, TortoiseCorp II changed its name to "Volta Inc." F1 · price: The Class B Ordinary Shares are automatically convertible into shares of Class A Common Stock at the time of Tortoise Acquisition Corp. II's ("TortoiseCorp II") initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date. In connection with the domestication of TortoiseCorp II and the closing of the business combination among TortoiseCorp II, SNPR Merger Sub I, Inc., SNPR Merger Sub II, LLC and Volta Industries, Inc. on August 26, 2021, the Reporting Person's Class B Ordinary Shares automatically converted into shares of TortoiseCorp II's Class A Common Stock on a one-for-one basis. Upon consummation of the business combination, TortoiseCorp II changed its name to "Volta Inc." F1 · derivative.exercise_date: The Class B Ordinary Shares are automatically convertible into shares of Class A Common Stock at the time of Tortoise Acquisition Corp. II's ("TortoiseCorp II") initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date. In connection with the domestication of TortoiseCorp II and the closing of the business combination among TortoiseCorp II, SNPR Merger Sub I, Inc., SNPR Merger Sub II, LLC and Volta Industries, Inc. on August 26, 2021, the Reporting Person's Class B Ordinary Shares automatically converted into shares of TortoiseCorp II's Class A Common Stock on a one-for-one basis. Upon consummation of the business combination, TortoiseCorp II changed its name to "Volta Inc." F1 · derivative.expiration_date: The Class B Ordinary Shares are automatically convertible into shares of Class A Common Stock at the time of Tortoise Acquisition Corp. II's ("TortoiseCorp II") initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date. In connection with the domestication of TortoiseCorp II and the closing of the business combination among TortoiseCorp II, SNPR Merger Sub I, Inc., SNPR Merger Sub II, LLC and Volta Industries, Inc. on August 26, 2021, the Reporting Person's Class B Ordinary Shares automatically converted into shares of TortoiseCorp II's Class A Common Stock on a one-for-one basis. Upon consummation of the business combination, TortoiseCorp II changed its name to "Volta Inc." Read SEC document
August 26, 2021 Filed Aug 30, 2021 18:33 UTC	Volta Inc. VLTA · Entity 114899	ConversionClass A Common Stock	35,000	Not disclosed	Not disclosed	Disclosure SEC source: 0001213900-21-045692 · ownership.xml · nonDerivative · entry 1 Tassin Sidney L · CIK 0001589459 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 35,000 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · price: The Class B Ordinary Shares are automatically convertible into shares of Class A Common Stock at the time of Tortoise Acquisition Corp. II's ("TortoiseCorp II") initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date. In connection with the domestication of TortoiseCorp II and the closing of the business combination among TortoiseCorp II, SNPR Merger Sub I, Inc., SNPR Merger Sub II, LLC and Volta Industries, Inc. on August 26, 2021, the Reporting Person's Class B Ordinary Shares automatically converted into shares of TortoiseCorp II's Class A Common Stock on a one-for-one basis. Upon consummation of the business combination, TortoiseCorp II changed its name to "Volta Inc." Read SEC document
October 01, 2020 Filed Oct 5, 2020 18:07 UTC	Hyliion Holdings Corp. HYLN · Entity 5333	ConversionClass B Common Stock · Derivative	40,000	Not disclosed	Not disclosed	Disclosure SEC source: 0001213900-20-030173 · ownership.xml · derivative · entry 2 Tassin Sidney L · CIK 0001589459 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 0 Underlying: Class A Common Stock · 40,000 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · derivative.exercise_price: In connection with the closing of the business combination between Tortoise Acquisition Corp. ("TortoiseCorp"), SHLL Merger Sub Inc. and Hyliion Inc. on October 1, 2020, the Reporting Person's shares of Class B Common Stock automatically converted into shares of TortoiseCorp's Class A Common Stock on a one-for-one basis. Upon consummation of the business combination, TortoiseCorp changed its name to "Hyliion Holdings Corp." and all outstanding shares of Class A Common Stock were automatically reclassified, redesignated and changed into one share of Hyliion Holdings Corp. Common Stock. F1 · price: In connection with the closing of the business combination between Tortoise Acquisition Corp. ("TortoiseCorp"), SHLL Merger Sub Inc. and Hyliion Inc. on October 1, 2020, the Reporting Person's shares of Class B Common Stock automatically converted into shares of TortoiseCorp's Class A Common Stock on a one-for-one basis. Upon consummation of the business combination, TortoiseCorp changed its name to "Hyliion Holdings Corp." and all outstanding shares of Class A Common Stock were automatically reclassified, redesignated and changed into one share of Hyliion Holdings Corp. Common Stock. F2 · derivative.exercise_date: The shares of Class B Common Stock are automatically convertible into shares of Class A Common Stock at the time of TortoiseCorp's initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date. F2 · derivative.expiration_date: The shares of Class B Common Stock are automatically convertible into shares of Class A Common Stock at the time of TortoiseCorp's initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date. Read SEC document
October 01, 2020 Filed Oct 5, 2020 18:07 UTC	Hyliion Holdings Corp. HYLN · Entity 5333	ConversionCommon Stock	40,000	Not disclosed	Not disclosed	Disclosure SEC source: 0001213900-20-030173 · ownership.xml · nonDerivative · entry 1 Tassin Sidney L · CIK 0001589459 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 40,000 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · price: In connection with the closing of the business combination between Tortoise Acquisition Corp. ("TortoiseCorp"), SHLL Merger Sub Inc. and Hyliion Inc. on October 1, 2020, the Reporting Person's shares of Class B Common Stock automatically converted into shares of TortoiseCorp's Class A Common Stock on a one-for-one basis. Upon consummation of the business combination, TortoiseCorp changed its name to "Hyliion Holdings Corp." and all outstanding shares of Class A Common Stock were automatically reclassified, redesignated and changed into one share of Hyliion Holdings Corp. Common Stock. Read SEC document
September 10, 2020 Filed Sep 14, 2020 16:23 UTC	Volta Inc. SNPR · Entity 114899	OtherClass B Ordinary Shares · Derivative	35,000	$0.00	$0.00	Disclosure SEC source: 0001213900-20-026457 · ownership.xml · derivative · entry 1 Tassin Sidney L · CIK 0001589459 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 35,000 Underlying: Class A Ordinary Shares · 35,000 shares Expires not disclosed F1 · derivative.exercise_price: The Class B Ordinary Shares are automatically convertible into the Issuer's Class A Ordinary Shares at the time of the Issuer's initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date. The Class B Ordinary Shares are subject to forfeiture under certain circumstances relating to Mr. Tassin's service on the Issuer's Board of Directors. F2 · kind: In connection with the Issuer's initial public offering and Mr. Tassin's appointment to the Issuer's Board of Directors, Tortoise Sponsor II LLC transferred 35,000 Class B Ordinary Shares to Mr. Tassin. F1 · derivative.exercise_date: The Class B Ordinary Shares are automatically convertible into the Issuer's Class A Ordinary Shares at the time of the Issuer's initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date. The Class B Ordinary Shares are subject to forfeiture under certain circumstances relating to Mr. Tassin's service on the Issuer's Board of Directors. F1 · derivative.expiration_date: The Class B Ordinary Shares are automatically convertible into the Issuer's Class A Ordinary Shares at the time of the Issuer's initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date. The Class B Ordinary Shares are subject to forfeiture under certain circumstances relating to Mr. Tassin's service on the Issuer's Board of Directors. Read SEC document
March 04, 2019 Filed Mar 6, 2019 17:15 UTC	Hyliion Holdings Corp. SHLL · Entity 5333	OtherClass B Common Stock · Derivative	40,000	$0.00	$0.00	Disclosure SEC source: 0001213900-19-003687 · ownership.xml · derivative · entry 1 Tassin Sidney L · CIK 0001589459 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 40,000 Underlying: Class A Common Stock · 40,000 shares Expires not disclosed F1 · derivative.exercise_price: The shares of Class B Common Stock are automatically convertible into shares of the Issuer's Class A Common Stock at the time of the Issuer's initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date. The Shares of Class B Common Stock are subject to forfeiture under certain circumstances relating to Mr. Tassin's service on the Issuer's Board of Directors. F2 · kind: In connection with the closing of the Issuer's initial public offering and Mr. Tassin's appointment to the Issuer's Board of Directors, Tortoise Sponsor LLC transferred 40,000 shares of Class B Common Stock to Mr. Tassin. F1 · derivative.exercise_date: The shares of Class B Common Stock are automatically convertible into shares of the Issuer's Class A Common Stock at the time of the Issuer's initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date. The Shares of Class B Common Stock are subject to forfeiture under certain circumstances relating to Mr. Tassin's service on the Issuer's Board of Directors. F1 · derivative.expiration_date: The shares of Class B Common Stock are automatically convertible into shares of the Issuer's Class A Common Stock at the time of the Issuer's initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and have no expiration date. The Shares of Class B Common Stock are subject to forfeiture under certain circumstances relating to Mr. Tassin's service on the Issuer's Board of Directors. Read SEC document
December 21, 2017 Filed Dec 26, 2017 20:51 UTC	Arc Logistics Partners LP ARCX · Entity 170891	Disposition to issuerCommon units representing limited partner interests	40,000	Not disclosed	Not disclosed	Disclosure SEC source: 0000899243-17-029583 · doc4.xml · nonDerivative · entry 1 Tassin Sidney L · CIK 0001589459 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 0 F1 · price: Pursuant to the Purchase Agreement and Plan of Merger dated as of August 29, 2017, by and among Zenith Energy U.S., L.P., Zenith Energy U.S. GP, LLC, Zenith Energy U.S. Logistics Holdings, LLC, Zenith Energy U.S. Logistics, LLC, Arc Logistics Partners LP, Arc Logistic GP LLC, Lightfoot Capital Partners, LP and Lightfoot Capital Partners GP LLC, all of the common units and phantom units (each representing a contingent right to receive one common unit upon settlement) held by the Reporting Person were cancelled and converted into the right to receive an amount in cash equal to $16.50 per unit, subject to any required withholding taxes. Read SEC document
March 08, 2017 Filed Mar 10, 2017 20:44 UTC	Arc Logistics Partners LP ARCX · Entity 170891	GrantCommon units representing limited partner interests	20,000	$0.00	$0.00	Disclosure SEC source: 0000899243-17-007239 · doc4.xml · nonDerivative · entry 1 Tassin Sidney L · CIK 0001589459 · Director 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 40,000 F1 · kind: Represents an award of phantom units granted under the Arc Logistics Amended and Restated Long Term Incentive Plan. Each phantom unit represents a contingent right to receive one common unit upon settlement. The award is subject to a risk of forfeiture until July 18, 2017 and the economic benefits associated with the award do not begin to accrue until such date (e.g., eligibility to vest and eligibility to receive distribution equivalent rights). Unless earlier forfeited, the phantom units will vest in three equal annual installments on July 18, 2018, July 18, 2019 and July 18, 2020. Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.