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SPANGENBERG ERICH

Insider CIK 1331984 · MARA 10% owner · MDAI Director, 10% owner · SIMAU Chief Executive Officer, Director, 10% owner

Track record PRO

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Track record
See how this insider's past purchases performed 30 and 90 days later, and a conviction score on each buy.
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Trades across companies

TickerCodeTradeFiledSharesPriceValueOwned after
SIMAU SIM Acquisition Corp. I J Other deriv2025-10-302025-10-3160,000— $07,526,669SEC↗
MDAI Spectral AI, Inc. A Award2024-05-152024-05-176,000$1.74 $10.4K628,574SEC↗
MDAI Spectral AI, Inc. A Award2024-05-102024-05-1345,000$1.77 $79.7K622,574SEC↗
MARA Marathon Patent Group, Inc P Buy deriv2014-05-022014-05-05195,500— $0195,500SEC↗
MARA Marathon Patent Group, Inc P Buy deriv2014-05-022014-05-05195,500— $0195,500SEC↗
MARA Marathon Patent Group, Inc P Buy2013-10-172013-10-21150,000— $0150,000SEC↗
MARA Marathon Patent Group, Inc P Buy deriv2013-05-312013-06-07312,500— $0312,500SEC↗
MARA Marathon Patent Group, Inc P Buy2013-05-312013-06-07625,000$0.40 $250.0K625,000SEC↗