Investor Heinemann Steven D.
13D/G Filings

This page shows a list of all the recent 13D/G filings made by Heinemann Steven D. . Schedule 13D is commonly referred to as a “beneficial ownership report.” The term "beneficial owner" is defined under SEC rules. It includes any person who directly or indirectly shares voting power or investment power (the power to sell the security).

When a person or group of persons acquires beneficial ownership of more than 5% of a voting class of a company’s equity securities, they are required to file a Schedule 13D within ten days after the purchase. Click the link icon to see the full transaction history.

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Date Form Target Prev
Shares		 Current
Shares		 Change
(Percent)		 Ownership
(Percent)		 Change
(Percent)
2025-02-07 13G/A NTIP / Network-1 Technologies, Inc. 1,941,696 1,737,893
2024-01-29 13G/A NTIP / Network-1 Technologies, Inc. 2,052,769 1,941,696
2023-02-14 13G/A NTIP / Network-1 Technologies, Inc. 1,961,201 2,052,769
2022-02-04 13G/A NTIP / Network-1 Technologies, Inc. 1,961,201
2021-02-03 13G/A NTIP / Network-1 Technologies, Inc. 2,827,815
2020-01-31 13G/A MICR / Micron Solutions, Inc. 162,810 190,543
2019-11-19 13G MICR / Micron Solutions, Inc. 162,810 162,810
2019-11-18 13G MICR / Micron Solutions, Inc. 162,810
2019-02-11 13G/A NTIP / Network-1 Technologies, Inc. 3,027,815 2,827,815
2018-06-27 13G/A NTIP / Network-1 Technologies, Inc. 3,450,878 3,027,815
2018-06-26 13G/A NTIP / Network-1 Technologies, Inc. 3,450,878 3,027,815
2017-02-13 13G/A NTIP / Network-1 Technologies, Inc. 3,450,878 3,450,878
2016-01-15 13G/A NTIP / Network-1 Technologies, Inc. 3,090,378 3,450,878
2015-06-19 13G/A NTIP / Network-1 Technologies, Inc. 3,090,378
2014-02-10 13G/A NTIP / Network-1 Technologies, Inc. 2,817,585