GTT

SEC Form 4: Ortega Ernest covered exercise/tax liability with 1,880 shares, decreasing direct ownership by 0.76% to 245,285 units

SEC Form 4: Macneil Don covered exercise/tax liability with 1,404 shares, decreasing direct ownership by 2% to 66,575 units

SEC Form 4: Ortega Ernest covered exercise/tax liability with 93 shares, decreasing direct ownership by 0.04% to 247,165 units

SEC Form 4: Ortega Ernest covered exercise/tax liability with 563 shares, decreasing direct ownership by 0.23% to 247,258 units

SEC Form 4: Granato Donna Marie covered exercise/tax liability with 980 shares, decreasing direct ownership by 2% to 44,119 units

SEC Form 3 filed by new insider Mulieri Timothy M

SEC Form 4: Ortega Ernest covered exercise/tax liability with 282 shares, decreasing direct ownership by 0.11% to 247,821 units

SEC Form SC 13D/A filed by GTT Communications, Inc. (Amendment)

SEC Form 4 filed by Spruce House Partnership Llc

SEC Form 4: Ortega Ernest covered exercise/tax liability with 2,818 shares, decreasing direct ownership by 1% to 248,103 units

SEC Form EFFECT filed by GTT Communications, Inc.

SEC Form SC 13D/A filed by GTT Communications, Inc. (Amendment)

SEC Form 15-12G/A filed by GTT Communications, Inc. (Amendment)

SEC Form S-8 POS filed by GTT Communications, Inc.

SEC Form S-8 POS filed by GTT Communications, Inc.

SEC Form S-8 POS filed by GTT Communications, Inc.

SEC Form POS AM filed by GTT Communications, Inc.

SEC Form 15-12G filed by GTT Communications, Inc.

SEC Form S-8 POS filed by GTT Communications, Inc.

SEC Form S-8 POS filed by GTT Communications, Inc.

GTT Communications, Inc. filed SEC Form 8-K: Material Modification to Rights of Security Holders, Other Events, Financial Statements and Exhibits

GTT Communications, Inc. filed SEC Form 8-K: Bankruptcy or Receivership, Events That Accelerate or Increase a Direct Financial Obligation, Leadership Update, Regulation FD Disclosure, Financial Statements and Exhibits

SEC Form 4: Ortega Ernest covered exercise/tax liability with 564 shares, decreasing direct ownership by 0.22% to 250,921 units

SEC Form 4: Macneil Don covered exercise/tax liability with 1,404 shares, decreasing direct ownership by 2% to 67,979 units

SEC Form 4: Ortega Ernest covered exercise/tax liability with 94 shares, decreasing direct ownership by 0.04% to 251,485 units