Insider activity on CBLL over the last 12 months.
Price & insider trades
Where insiders bought and sold against CBLL's price — tap a bubble for the P&L since.
Graded signals
AI-scored insider events on CBLL — tap any signal for the full read.
BEARISHCBLL CEO Chao sells $776K, continuing a 6-month insider selling trend10d ago
President & CEO Chao Xingjuan sold $776K worth of CBLL shares at $19.90, reducing their direct stake by 4.6% amid a price 8.1% below the 90-day high. This sale fits a consistent pattern of CEO disposals, with 16 prior sells and no buys on record, against a backdrop of strong analyst consensus.
Where it could go — Our 5-6 conviction officer sells historically beat SPY 52% of the time at 30d; watch $17.07 as the bear break.
BEARISH30d +5.2% vs SPYCBLL Director Taylor sells $101K, second sale amid recent insider selling trend34d ago
Director Joseph Taylor sold $101K in CBLL shares at $18.41, reducing his directly held stake by 8.2% from a level 16.2% above the 90-day low. This follows his prior $83K sale and a series of recent bearish insider signals, contrasting with a STRONG BUY analyst consensus.
Where it could go — Analyst mean target not provided; bear case if stock breaks the recent low of $15.84.
BEARISH30d +5.9% vs SPYCBLL President & CEO Chao sells $715K; 25K shares newly exercised39d ago
Xingjuan Chao, President and CEO, sold 39,000 shares at ~$18.33 ($715K); 25,000 shares came from a same-day option exercise at $4.70. The remaining 14,000 shares came from existing holdings, leaving 816,317 directly held shares.
Where it could go — Moderate stake reduction alongside an option exercise: the 14,000-share trim from existing holdings represents a measured partial reduction of her position.
BEARISH30d -4.6% vs SPYCBLL CEO sells $109K, second sale this month amid strong buy consensus53d ago
CEO Chao Xingjuan sold $109K worth of shares, trimming her stake by 0.7% at a price 16.9% below the 90-day high. This follow-on sale, with no other insider buyers, contrasts with the analyst consensus of 13 buys and 1 hold.
Where it could go — Analyst mean target not provided; bear case if stock breaks the 90-day low of $15.84.
BEARISH30d -12.8% vs SPYChao Xingjuan Sells $282K of CBLL Ahead of Earnings70d ago
Chao Xingjuan, CEO and President, executed a Form 4 Code S transaction, selling 14,000 shares at $20.12 for $282K, reducing her stake by 1.6% to 836,347 shares. This is her first recorded insider transaction, with no prior Code-P or Code-S filings, indicating a notable departure from inaction. The sale occurred six days before earnings, at a price 8.3% below the 90-day high, and contrasts with a STRONG BUY analyst consensus.
Where it could go — In the absence of historical precedent for CBLL insider sales, the bear case hinges on the stock breaking below the $16.84 90d low; if thesis holds, mean analyst target implies upside from $20.12, but near-term pressure is possible given timing.
BEARISH30d -12.8% vs SPYChao Xingjuan Sells $282K of CBLL Ahead of Earnings70d ago
Chao Xingjuan, CEO and President, executed a Form 4 Code S transaction, selling 14,000 shares at $20.12 for $282K, reducing her stake by 1.6% to 836,347 shares. This is her first recorded insider transaction, with no prior Code-P or Code-S filings, indicating a notable departure from inaction. The sale occurred six days before earnings, at a price 8.3% below the 90-day high, and contrasts with a STRONG BUY analyst consensus.
Where it could go — In the absence of historical precedent for CBLL insider sales, the bear case hinges on the stock breaking below the $16.84 90d low; if thesis holds, mean analyst target implies upside from $20.12, but near-term pressure is possible given timing.
Recent insider trades
The open-market buys and sells filed on CBLL.