![Mark M. Spiegel, Mark Spiegel, International Research, International, Growth, Banking, Asian economies | San Francisco Fed Mark M. Spiegel, Mark Spiegel, International Research, International, Growth, Banking, Asian economies | San Francisco Fed](https://www.frbsf.org/economic-research/wp-content/uploads/sites/4/spiegel.png)
Mark M. Spiegel, Mark Spiegel, International Research, International, Growth, Banking, Asian economies | San Francisco Fed
![Mark Spiegel - Leiter Abteilung WEG- und Mietverwaltung (mit Handlungsvollmacht) - Gemeinnützige Baugesellschaft mbH Offenbach | XING Mark Spiegel - Leiter Abteilung WEG- und Mietverwaltung (mit Handlungsvollmacht) - Gemeinnützige Baugesellschaft mbH Offenbach | XING](https://profile-images.xing.com/images/5ab7d3a11522cb973444003cd32c160e-3/mark-spiegel.256x256.jpg)
Mark Spiegel - Leiter Abteilung WEG- und Mietverwaltung (mit Handlungsvollmacht) - Gemeinnützige Baugesellschaft mbH Offenbach | XING
![Mark Spiegel's presentation on Tesla (TSLA) at the Kase Learning conf on short selling, 5/3/18. - YouTube Mark Spiegel's presentation on Tesla (TSLA) at the Kase Learning conf on short selling, 5/3/18. - YouTube](https://i.ytimg.com/vi/fCMTxtUz-O8/maxresdefault.jpg)
Mark Spiegel's presentation on Tesla (TSLA) at the Kase Learning conf on short selling, 5/3/18. - YouTube
![Short seller Mark Spiegel lost 18% in 2018 when the market was down (he should have made money). His problem: he is a big short seller of Tesla and wrote that he Short seller Mark Spiegel lost 18% in 2018 when the market was down (he should have made money). His problem: he is a big short seller of Tesla and wrote that he](https://preview.redd.it/8tb27j2iq8921.jpg?auto=webp&s=6cb592055273625cd0c12d7f4b3e59e81a7a2da5)
Short seller Mark Spiegel lost 18% in 2018 when the market was down (he should have made money). His problem: he is a big short seller of Tesla and wrote that he
![Sean Mitchell on Twitter: "When vocal #Tesla critic and short Mark Spiegel thought all the good news was a fake news bot. No, Mark, they are true stories... https://t.co/7eOKerJjPo" / Twitter Sean Mitchell on Twitter: "When vocal #Tesla critic and short Mark Spiegel thought all the good news was a fake news bot. No, Mark, they are true stories... https://t.co/7eOKerJjPo" / Twitter](https://pbs.twimg.com/media/DoRAyRVVsAAwSKg.jpg:large)