Mosaic Falls as Downgrade and Profit Concerns Weigh on Shares

The Mosaic Company (MOS) is down 4.5% today. Here is some analysis on what might have caused this price movement.

Analysis: The most likely driver is a recent analyst downgrade paired with growing concern that third-quarter profit could miss expectations. Investors also appear to be reacting to Mosaic’s still-fragile operating backdrop after recent losses, phosphate production curtailments, and pressure in its Brazil business.

Details:

RBC Capital Markets downgraded Mosaic on October 5, 2026, to Sector Perform from Outperform and cut its price target, signaling a more cautious near-term view.

Recent analyst commentary pointed to rising costs from phosphate production cuts and lower potash output, which could leave third-quarter EBITDA below prior market expectations.

Mosaic’s second-quarter 2026 results showed a net loss of $273 million, with management citing reduced phosphate production, cost cuts, lower capital spending, and efforts to preserve financial flexibility.

The company has also disclosed that Mosaic Fertilizantes posted an operating loss in the latest quarter, suggesting that parts of the business remain under earnings pressure even as potash conditions stay steadier.

Sources:

Mosaic, SEC, Yahoo Finance

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 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 Quiver Quantitative's insider trading dashboard. You can access data on insider stock transactions through the Quiver Quantitative API insider transaction endpoint.

$MOS Hedge Fund Activity

We have seen 357 institutional investors add shares of $MOS stock to their portfolio, and 325 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 Quiver Quantitative's institutional holdings dashboard. You can access data on hedge funds moves and 13F filings through the Quiver Quantitative API 13F endpoint.

$MOS Congressional Stock Trading

Members of Congress have traded $MOS stock 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 members of Congress over the last 6 months:

REPRESENTATIVE GILBERT RAY CISNEROS, JR. sold up to $15,000 on 04/14.

To track congressional stock trading, check out Quiver Quantitative's congressional trading dashboard. You can access data on congressional stock trades through the Quiver Quantitative API Congress trades endpoint.

$MOS Price Targets

Multiple analysts have issued price targets for $MOS recently. We have seen 12 analysts offer price targets for $MOS in the last 6 months, with a median target of $26.5.

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 Quiver Quantitative's disclaimers for more information. Note that there may be inaccuracies due to mistakes in ticker-mapping, and other anomalies.