Later, in a Twitter chat, Musk said Gates' Tesla short bet may have ballooned, and the latter would need about $1.5 billion to $2 billion to cover the short position.

Source: https://www.benzinga.com/news/23/02/30719444/bill-gates-takes-a-dig-at-elon-musk-says-dont-go-to-mars-spend-money-on-this-instead

On the other hand there is still a substantial short position which could help the sp to climb.

Source: https://seekingalpha.com/article/4618283-medical-properties-trust-stock-decent-high-risk-high-reward-play?source=feed_all_articles

The 2.51% short position in IWM through Puts was established as the underlying traded at prices between ~$174 and ~$198.

Source: https://seekingalpha.com/article/4652992-tracking-george-soros-13f-portfolio-q3-2023-update?source=feed_all_articles

They cut their net short position to 691,853 contracts from 753,301 in the week to June 13, bringing the two-week reduction to nearly 160,000 contracts, the biggest move in over a year.

Source: https://www.marketscreener.com/quote/currency/AUSTRALIAN-DOLLAR-US-DO-2373531/news/Funds-bet-on-even-deeper-US-yield-curve-inversion-McGeever-44138076/?utm_medium=RSS&utm_content=20230618

We also continue holding a sizable, short position in long-dated US Treasurys until our momentum indicators suggest otherwise.

Source: https://seekingalpha.com/article/4568874-vailshire-partners-hedge-fund-client-memo-q1-2023?source=feed_all_articles