While there doesn't appear to have been any major business news behind Palantir's valuation contraction today, the broader market saw moderate selling pressures that seem to have impacted the stock. The stock is now down 10% over the last week of trading and 16% from its all-time high.

Other short-sellers have joined the fray in recent weeks. At the end of July, Palantir had a short interest of 54.7 million shares, representing around 2% of all its public stock. Short interest in the firm has increased around 2% since the prior month, according to data from MarketBeat.

Palantir Technologies Inc (NASDAQ: PLTR) has pulled back rather significantly in recent weeks as investors bailed on high-flying artificial intelligence (AI) stocks due to valuation concerns. Despite the retreat,