Scott Blumberg, the Chief Financial Officer of $CBLL, sold 33,512 shares of the company on 08-19-2026 for an estimated $838,805. We received data on the trade from a recent SEC filing. This was a sale of approximately 18.5% of their shares of this class of stock. Following this trade, they now own 148,121 shares of this class of $CBLL stock.
$CBLL Insider Trading Activity
$CBLL insiders have traded $CBLL stock on the open market 46 times in the past 6 months. Of those trades, 0 have been purchases and 46 have been sales.
Here’s a breakdown of recent trading of $CBLL stock by insiders over the last 6 months:
- XINGJUAN CHAO (President and CEO) has made 0 purchases and 19 sales selling 269,698 shares for an estimated $5,270,122.
- GP A, LLC TPG sold 202,368 shares for an estimated $4,071,704
- SCOTT BLUMBERG (Chief Financial Officer) has made 0 purchases and 3 sales selling 35,310 shares for an estimated $879,545.
- RAYMOND WOO (Chief Technology Officer) has made 0 purchases and 11 sales selling 35,999 shares for an estimated $685,350.
- JOSEPH MICHAEL TAYLOR has made 0 purchases and 2 sales selling 18,595 shares for an estimated $407,678.
- DAVID FOEHR (Senior VP, Finance and PAO) has made 0 purchases and 6 sales selling 7,759 shares for an estimated $142,004.
- WILLIAM W BURKE sold 2,207 shares for an estimated $43,786
- JOSEPH S. MANNI (Chief Revenue Officer) has made 0 purchases and 2 sales selling 2,146 shares for an estimated $40,002.
- REBECCA B ROBERTSON sold 827 shares for an estimated $14,720
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.
$CBLL Hedge Fund Activity
We have seen 74 institutional investors add shares of $CBLL stock to their portfolio, and 56 decrease their positions in their most recent quarter.
Here are some of the largest recent moves:
- FMR LLC added 840,962 shares (+17.3%) to their portfolio in Q2 2026, for an estimated $16,356,710
- JPMORGAN CHASE & CO added 345,152 shares (+inf%) to their portfolio in Q2 2026, for an estimated $6,713,206
- KCM CAPITAL INC removed 275,000 shares (-19.6%) from their portfolio in Q2 2026, for an estimated $5,348,750
- BANK OF NEW YORK MELLON CORP removed 264,279 shares (-22.8%) from their portfolio in Q2 2026, for an estimated $5,140,226
- TWO SIGMA INVESTMENTS, LP removed 216,165 shares (-66.3%) from their portfolio in Q2 2026, for an estimated $4,204,409
- YU FAN removed 207,050 shares (-37.7%) from their portfolio in Q2 2026, for an estimated $4,027,122
- TPG GP A, LLC removed 206,268 shares (-5.2%) from their portfolio in Q2 2026, for an estimated $4,011,912
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.
This article is not financial advice. See Quiver Quantitative's disclaimers for more information.
