John Joseph Giamatteo Insider Trading Activity
John Joseph Giamatteo has been net-selling over the last 12 months with 0 purchases and 11 sales across 1 company.
BB is the most-traded position with 11 trades. The largest single transaction was a sale of BB for $1.4M on Jul 9, 2026.
Performance Scorecard
Forward stock performance after each transaction by John Joseph Giamatteo. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.
| PERIOD | AVG BUY RETURN | AVG SELL AVOIDED | SUCCESS RATE | TRADES |
|---|---|---|---|---|
| 30 days | — | +0.2% | 75% | 8 |
| 90 days | — | -26.2% | 75% | 8 |
| 120 days | — | -33.5% | 14% | 7 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersBB · BLACKBERRY Ltd
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | Δ OWNED | ROLE | FILING |
|---|---|---|---|---|---|---|---|---|
Jul 9, 2026 | BB | Sell | 4,800 | $11.27 | $54K | −0.6% | CEO | |
Jul 9, 2026 | BB | Sell | 27,012 | $10.92 | $295K | −3.6% | CEO | |
Jul 9, 2026 | BB | Sell | 120,200 | $11.45 | $1.4M | −14.9% | CEO | |
Jul 8, 2026 | BB | Sell | 125,000 | $11.00 | $1.4M | −13.3% | CEO | |
Apr 2, 2026 Filed 3d late | BB | Sell | 27,066 | $3.56 | $96K | −2.9% | CEO | |
Jan 6, 2026 | BB | Sell | 57,984 | $3.88 | $225K | −6.6% | CEO | |
Jan 6, 2026 | BB | Sell | 29,739 | $3.88 | $115K | −3.3% | CEO | |
Jan 2, 2026 | BB | Sell | 41,799 | $3.82 | $160K | −6.5% | CEO | |
Jan 2, 2026 | BB | Sell | 150,957 | $3.82 | $577K | −17.5% | CEO | |
Jan 2, 2026 | BB | Sell | 39,009 | $3.82 | $149K | −5.0% | CEO | |
Oct 2, 2025 | BB | Sell | 28,343 | $4.62 | $131K | −4.8% | CEO | |
Jul 2, 2025 | BB | Sell | 26,998 | $4.32 | $117K | −4.8% | CEO |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| BB | BLACKBERRY Ltd | 12 | $4.7M |
Other insiders at BLACKBERRY Ltd
3 other tracked filers at BB.