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Why The Mosaic Company (MOS) Stock Is Down Today

Investivoq PriceTracker

The Mosaic Company (MOS) is down 4.6% today. Here is some analysis on what might have caused this price movement. ([marketbeat.com](https://www.marketbeat.com/compare-stocks/fertilizer-stocks/?utm_source=openai))

Analysis: The sell-off appears tied to a mix of fertilizer-sector pressure and company-specific concerns rather than a fresh Mosaic press release. This could be because investors are reacting to a recent Wall Street downgrade, worries that additional low-cost potash supply could weigh on pricing, and Mosaic’s still-weak earnings backdrop after its second-quarter loss. ([trefis.com](https://www.trefis.com/data/companies/MOS?from=%5ESPX_movers_2026-09-04&mod=co_mid_mos&utm_source=openai))

Details:

  • Mosaic has not posted a new major corporate announcement in its recent investor-relations releases, suggesting the move was likely driven by external market factors instead of a same-day company update. ([investors.mosaicco.com](https://investors.mosaicco.com/press-releases/default.aspx?utm_source=openai))
  • A brokerage firm downgraded Mosaic in early October and lowered its price target, citing a slower phosphate recovery, prolonged idled assets, and limited free-cash-flow expectations. ([benzinga.com](https://www.benzinga.com/analyst-stock-ratings/analyst/68ee465e40fb2b00015391ef/andrew-d.-wong?utm_source=openai))
  • Market sentiment around potash producers has also been pressured by talk of a potential Belarus supply deal that could bring cheaper product into the market and hurt pricing power. ([trefis.com](https://www.trefis.com/data/companies/MOS?from=%5ESPX_movers_2026-09-04&mod=co_mid_mos&utm_source=openai))
  • Mosaic’s latest quarterly results already showed strain, including a net loss in the second quarter of 2026 and reduced phosphate production while management waits for better market conditions. ([investors.mosaicco.com](https://investors.mosaicco.com/financials/quarterly-results./?utm_source=openai))

    • Sources:

    Mosaic Investor Relations, SEC, Trefis, Benzinga, Investing.com

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

    $MOS Insider Trading Activity

    MOS Insider Trades

    $MOS insiders have traded $MOS stock on the open market 1 times in the past 6 months. Of those trades, 0 have been purchases and 1 have been sales.

    Here’s a breakdown of recent trading of $MOS stock by insiders over the last 6 months:

    • WALTER F. III PRECOURT (SVP - Chief Admin Officer) sold 23,000 shares for an estimated $508,760

    To track insider transactions, check out Investivoq's insider trading dashboard. You can access data on insider stock transactions through the Investivoq API insider transaction endpoint.

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    $MOS Hedge Fund Activity

    We have seen 358 institutional investors add shares of $MOS stock to their portfolio, and 332 decrease their positions in their most recent quarter.

    Here are some of the largest recent moves:

    • FMR LLC removed 15,879,277 shares (-54.6%) from their portfolio in Q2 2026, for an estimated $336,481,879
    • AQR CAPITAL MANAGEMENT LLC added 7,367,770 shares (+67.4%) to their portfolio in Q2 2026, for an estimated $156,123,046
    • MILLENNIUM MANAGEMENT LLC added 6,361,462 shares (+2767.2%) to their portfolio in Q2 2026, for an estimated $134,799,379
    • SIXTH STREET PARTNERS MANAGEMENT COMPANY, L.P. added 4,161,262 shares (+inf%) to their portfolio in Q2 2026, for an estimated $88,177,141
    • INVESCO LTD. added 3,667,101 shares (+32.6%) to their portfolio in Q2 2026, for an estimated $77,705,870
    • ARROWSTREET CAPITAL, LIMITED PARTNERSHIP removed 3,240,652 shares (-100.0%) from their portfolio in Q2 2026, for an estimated $68,669,415
    • DONALD SMITH & CO., INC. added 3,105,856 shares (+67.3%) to their portfolio in Q2 2026, for an estimated $65,813,088

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

    $MOS Price Targets

    Multiple analysts have issued price targets for $MOS recently. We have seen 11 analysts offer price targets for $MOS in the last 6 months, with a median target of $26.0.

    Here are some recent targets:

    • Nigel Dally from Morgan Stanley set a target price of $26.0 on 06/30/2026
    • Mazahir Mammadli from Rothschild & Co set a target price of $30.0 on 06/26/2026
    • Vitaly Kononov from Freedom Broker set a target price of $32.0 on 06/17/2026
    • Joel Jackson from BMO Capital set a target price of $31.0 on 05/21/2026
    • Benjamin Theurer from Barclays set a target price of $26.0 on 05/18/2026
    • Michael Sison from Wells Fargo set a target price of $22.0 on 05/14/2026
    • Andrew D. Wong from RBC Capital set a target price of $27.0 on 05/13/2026

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