The article is so old that now you can go back to the article's date and see how the stock performed, and whether/how it mattered.
ZY went from5-18-21to 36 to 49 before collapsing to8. Where was the analyst since then as it drifted back to36 and then to 8?
Goldman isn't allowed to have any prop desks. They can cheat a little and make some directional bets thay are more shading than bets. But it's unclear to me how one would think they could cover up breaking the law to accumulate any meaningful position a small biotech firm?