Why NIO (NIO) Stock Is Down Today

NIO Inc. (NIO) is down 5.7% today. Here is some analysis on what might have caused this price movement.

Analysis: The sell-off appears to be driven mainly by weakness across Chinese EV names after a major peer posted disappointing forward guidance, which likely raised fresh concerns about demand and pricing pressure in the sector. NIO also seems to be facing added caution ahead of its September 1, 2026 second-quarter earnings report, while recent institutional ownership filings have pointed to some notable stake reductions.

Details:

NIO announced on August 20 that it will release unaudited second-quarter 2026 results before the U.S. market opens on September 1, which can make traders more defensive when expectations are uncertain.

NIO delivered 35,934 vehicles in July 2026, up 71.0% year over year, but that monthly figure was below its June pace of 40,597, leaving investors focused on whether momentum and margins held up through the quarter.

A large Chinese EV peer dropped sharply today after weak near-term guidance, and NIO traded lower in sympathy as investors reassessed growth and profitability assumptions for the group.

Recent SEC-backed portfolio disclosures also showed some large institutions trimming NIO exposure during the second quarter, which may still be acting as an overhang on sentiment.

Sources:

NIO Inc., SEC, Yahoo Finance, Trading Economics

Disclaimer: This price movement analysis was generated with the help of AI. Please double-check the information provided for mistakes.

$NIO Hedge Fund Activity

We have seen 163 institutional investors add shares of $NIO stock to their portfolio, and 240 decrease their positions in their most recent quarter.

Here are some of the largest recent moves:

D. E. SHAW & CO., INC. removed 29,967,475 shares (-62.2%) from their portfolio in Q2 2026, for an estimated $151,635,423
MORGAN STANLEY added 12,690,265 shares (+86.2%) to their portfolio in Q2 2026, for an estimated $64,212,740
VOLORIDGE INVESTMENT MANAGEMENT, LLC removed 7,154,567 shares (-53.0%) from their portfolio in Q1 2026, for an estimated $43,142,039
UBS GROUP AG added 6,924,086 shares (+56.1%) to their portfolio in Q2 2026, for an estimated $35,035,875
SUSQUEHANNA INTERNATIONAL GROUP, LLP added 6,044,533 shares (+268.9%) to their portfolio in Q2 2026, for an estimated $30,585,336
MILLENNIUM MANAGEMENT LLC added 5,646,740 shares (+495.7%) to their portfolio in Q2 2026, for an estimated $28,572,504
BANK OF AMERICA CORP /DE/ added 4,770,004 shares (+33.5%) to their portfolio in Q2 2026, for an estimated $24,136,220

To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard. You can access data on hedge funds moves and 13F filings through the Quiver Quantitative API 13F endpoint.

This article is not financial advice. See Quiver Quantitative's disclaimers for more information. Note that there may be inaccuracies due to mistakes in ticker-mapping, and other anomalies.