Why Alphabet (GOOGM) Stock Is Down Today

Alphabet (GOOGM) is down 8.5% today. Here is some analysis on what might have caused this price movement. ([google.com](https://www.google.com/finance/beta/quote/GOOGM%3ANASDAQ?utm_source=openai))

Analysis: The most likely driver is spillover from Alphabet’s October 28, 2026 third-quarter report, which disappointed investors on revenue and earnings and triggered a sharp selloff in Alphabet’s common shares on October 29, 2026. Because GOOGM is a mandatory convertible preferred security tied to Alphabet’s equity, it can trade lower when sentiment around the underlying business weakens, and the move may have been amplified by the security’s newer and less-established trading profile. ([apnews.com](https://apnews.com/article/1acf6aff00d4dc084c5243d613307388?utm_source=openai))

Details:

GOOGM is not Alphabet’s regular common stock; it is a depositary share representing a 1/20th interest in a 6.25% Series A mandatory convertible preferred share. ([sec.gov](https://www.sec.gov/Archives/edgar/data/1652044/000119312526342390/R1.htm?utm_source=openai))

Alphabet’s third-quarter 2026 results were released on October 28, 2026, and the market reaction on October 29 was negative after the company came in below expectations on revenue and profit. ([publicnow.com](https://www.publicnow.com/view/ED018F4AAE12FB3B1BD1E9649EA9BF381E69B00F?utm_source=openai))

The preferred shares ultimately convert into Alphabet common stock based on a preset conversion formula, so weakness in the common shares can pressure GOOGM as investors reprice that future value. ([sec.gov](https://www.sec.gov/Archives/edgar/data/1652044/000165204426000071/goog-20260630.htm?utm_source=openai))

This could also be because GOOGM is a relatively new listed security, which can make daily moves look larger when trading interest is uneven. ([sec.gov](https://www.sec.gov/Archives/edgar/data/1652044/000119312526259830/R1.htm?utm_source=openai))

Sources:

SEC, AP News, Google Finance

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

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$GOOGM Hedge Fund Activity

We have seen 134 institutional investors add shares of $GOOGM stock to their portfolio, and 3 decrease their positions in their most recent quarter.

Here are some of the largest recent moves:

CAPITAL WORLD INVESTORS added 36,995,220 shares (+inf%) to their portfolio in Q2 2026, for an estimated $1,882,686,745
CAPITAL INTERNATIONAL INVESTORS added 19,970,908 shares (+inf%) to their portfolio in Q2 2026, for an estimated $1,016,319,508
CAPITAL RESEARCH GLOBAL INVESTORS added 18,330,677 shares (+inf%) to their portfolio in Q2 2026, for an estimated $932,848,152
VOYA INVESTMENT MANAGEMENT LLC added 14,968,500 shares (+inf%) to their portfolio in Q2 2026, for an estimated $761,746,965
D. E. SHAW & CO., INC. added 9,855,000 shares (+inf%) to their portfolio in Q2 2026, for an estimated $501,520,950
FRANKLIN RESOURCES INC added 8,078,440 shares (+inf%) to their portfolio in Q2 2026, for an estimated $411,111,811
JANE STREET GROUP, LLC added 4,883,383 shares (+inf%) to their portfolio in Q2 2026, for an estimated $248,515,360

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.

$GOOGM Congressional Stock Trading

Members of Congress have traded $GOOGM stock 1 times in the past 6 months. Of those trades, 1 have been purchases and 0 have been sales.

Here’s a breakdown of recent trading of $GOOGM stock by members of Congress over the last 6 months:

REPRESENTATIVE JOSH GOTTHEIMER purchased up to $15,000 on 07/24.

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.

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.