$OPEN stock fell 13% this week, according to our price data from Polygon.
It has been the 40th most-searched ticker on Quiver Quantitative over the last week, out of 50 total tickers searched.
Here is what we see in our data on $OPEN (you can track the company live on Quiver's $OPEN stock page):
$OPEN Insider Trading Activity
$OPEN insiders have traded $OPEN stock on the open market 3 times in the past 6 months. Of those trades, 0 have been purchases and 3 have been sales.
Here’s a breakdown of recent trading of $OPEN stock by insiders over the last 6 months:
- CHRISTINA SCHWARTZ (Chief Financial Officer) has made 0 purchases and 2 sales selling 148,199 shares for an estimated $904,594.
- GIANG NGUYEN (Chief Operating Officer) sold 10,866 shares for an estimated $50,487
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.
$OPEN Hedge Fund Activity
We have seen 182 institutional investors add shares of $OPEN stock to their portfolio, and 220 decrease their positions in their most recent quarter.
Here are some of the largest recent moves:
- MORGAN STANLEY added 51,188,766 shares (+99.2%) to their portfolio in Q1 2026, for an estimated $239,563,424
- VANGUARD GROUP INC added 39,796,936 shares (+56.5%) to their portfolio in Q4 2025, for an estimated $232,016,136
- RENAISSANCE TECHNOLOGIES LLC removed 27,519,500 shares (-70.0%) from their portfolio in Q1 2026, for an estimated $128,791,259
- QUBE RESEARCH & TECHNOLOGIES LTD added 8,859,070 shares (+682.9%) to their portfolio in Q1 2026, for an estimated $41,460,447
- MILLENNIUM MANAGEMENT LLC added 5,977,711 shares (+123.0%) to their portfolio in Q1 2026, for an estimated $27,975,687
- ALLIANZ ASSET MANAGEMENT GMBH removed 5,946,930 shares (-100.0%) from their portfolio in Q4 2025, for an estimated $34,670,601
- LENNAR CORP /NEW/ removed 5,251,136 shares (-28.0%) from their portfolio in Q1 2026, for an estimated $24,575,316
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.
$OPEN Congressional Stock Trading
Members of Congress have traded $OPEN 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 $OPEN stock by members of Congress over the last 6 months:
- REPRESENTATIVE CLEO FIELDS sold up to $15,000 on 12/26.
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.
You can track data on $OPEN on Quiver Quantitative.
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.
