JG
John Joseph Giamatteo (CEO & President, Secure Comm.) filed 7 Form 4 reports in the trailing twelve months (0 purchases, 7 sales), most often in BlackBerry Limited (BB). The largest single filing was $3.0M of BB (272,212 sh across 3 lots, as filed), executed Jul 8. Data as of Nov 8 2026.
Add to watchlistReturn, ttmiAverage return per filing, trailing twelve months
–
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
–
returns measure stock purchases only
Filings, ttm
7
0 buys · 7 sells
Median delay
–
measured on stock purchases
Volume, ttmiDollar value disclosed in the trailing twelve months
$7.4M
shares × price, as filed
Last traded
Oct 22
Filed Oct 22
Median ADV $259.5M across their filed names
Open performance→Volume by month
Buys $0
Sells $8.5M
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Technology
7 filings
Sector per market data · by filing · past 12 months
Most traded names
BB
BlackBerry Limited
BB · 0 buys · 12 sells
12 filings
Recent filings
BBSALE
BlackBerry Limited
View filing →
$2.3M250,000 sh across 2 lots
Exec Oct 21
Filed Oct 22 · 4:46 PM ET BBSALE BlackBerry Limited View filing → $226K
27,004 sh × $8.36
Exec Oct 9
Filed Oct 13 · 4:15 PM ET BBSALE BlackBerry Limited View filing → $269K
29,272 sh × $9.20
Exec Oct 2
Filed Oct 5 · 4:56 PM ET BBSALE BlackBerry Limited View filing → $3.0M
272,212 sh across 3 lots
Exec Jul 8
Filed Jul 10 · 4:32 PM ET BBSALE BlackBerry Limited View filing → $317K
28,272 sh × $11.22
Exec Jul 2
Filed Jul 6 · 4:48 PM ET BBSALE BlackBerry Limited View filing → $340K
87,723 sh across 2 lots
Exec Jan 6
Filed Jan 8 · 5:30 PM ET BBSALE BlackBerry Limited View filing → $885K
231,765 sh across 3 lots
Exec Jan 2
Filed Jan 6 · 5:30 PM ET BBSALE BlackBerry Limited View filing → $131K
28,343 sh × $4.62
Exec Oct 2 2025
Filed Oct 6 2025 · 5:30 PM ET More filings →