DANIEL BRADBURY, a director at $CSTL, sold 1,425 shares of the company on 02-05-2025 for an estimated $40,146. We received data on the trade from a recent SEC filing. This was a sale of approximately 100.0% of their shares of this class of stock. Following this trade, they now own 0 shares of this class of $CSTL stock.
$CSTL Insider Trading Activity
$CSTL insiders have traded $CSTL stock on the open market 221 times in the past 6 months. Of those trades, 0 have been purchases and 221 have been sales.
Here’s a breakdown of recent trading of $CSTL stock by insiders over the last 6 months:
- DEREK J MAETZOLD (Pres. & Chief Exec. Officer) has made 0 purchases and 178 sales selling 91,047 shares for an estimated $2,730,218.
- DANIEL BRADBURY has made 0 purchases and 36 sales selling 55,085 shares for an estimated $1,637,825.
- TOBIN W JUVENAL (Chief Commercial Officer) has made 0 purchases and 3 sales selling 8,837 shares for an estimated $301,317.
- FRANK STOKES (Chief Financial Officer) has made 0 purchases and 2 sales selling 6,923 shares for an estimated $207,217.
- KRISTEN M OELSCHLAGER (Chief Operating Officer) has made 0 purchases and 2 sales selling 5,832 shares for an estimated $170,330.
To track insider transactions, check out Quiver Quantitative's insider trading dashboard.
$CSTL Hedge Fund Activity
We have seen 104 institutional investors add shares of $CSTL stock to their portfolio, and 73 decrease their positions in their most recent quarter.
Here are some of the largest recent moves:
- DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) removed 857,666 shares (-98.1%) from their portfolio in Q3 2024, for an estimated $24,460,634
- GRANAHAN INVESTMENT MANAGEMENT, LLC removed 633,721 shares (-59.8%) from their portfolio in Q3 2024, for an estimated $18,073,722
- WASATCH ADVISORS LP removed 501,844 shares (-21.6%) from their portfolio in Q3 2024, for an estimated $14,312,590
- POINT72 ASSET MANAGEMENT, L.P. added 445,415 shares (+828.3%) to their portfolio in Q3 2024, for an estimated $12,703,235
- NUVEEN ASSET MANAGEMENT, LLC added 256,082 shares (+89.4%) to their portfolio in Q3 2024, for an estimated $7,303,458
- ALLIANZ ASSET MANAGEMENT GMBH added 251,821 shares (+356.9%) to their portfolio in Q4 2024, for an estimated $6,711,029
- DEUTSCHE BANK AG\ removed 249,339 shares (-80.6%) from their portfolio in Q3 2024, for an estimated $7,111,148
To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard.
This article is not financial advice. See Quiver Quantitative's disclaimers for more information.
