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Nov 4, 2024 11:19AM Form SC 13G/A ASPEN AEROGELS INC Filed by: VANGUARD GROUP INC
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Feb 14, 2023 05:19PM
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Jul 8, 2022 04:11PM Form SC 13G ASPEN AEROGELS INC Filed by: Encompass Capital Advisors LLC
Feb 22, 2022 04:06PM
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Jan 28, 2022 02:35PM
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Feb 2, 2021 03:18PM Form SC 13G ASPEN AEROGELS INC Filed by: BlackRock Inc.
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Dec 4, 2019 03:25PM
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Feb 14, 2019 10:24AM Form SC 13G/A ASPEN AEROGELS INC Filed by: ARIEL INVESTMENTS, LLC
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Feb 13, 2018 09:27AM
Feb 14, 2017 12:33PM
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Feb 9, 2017 09:54AM Form SC 13G/A ASPEN AEROGELS INC Filed by: WELLINGTON MANAGEMENT GROUP LLP
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