ASTS - SEC Form 4 insider transactions

Director Wibergh Johan covered exercise/tax liability with 208 shares, decreasing direct ownership by 0.72% to 28,793 units (SEC Form 4)

Chief Technology Officer Yao Huiwen sold $3,854,800 worth of shares (40,000 units at $96.37) as part of a pre-agreed trading plan, decreasing direct ownership by 54% to 34,750 units (SEC Form 4)

Chief Executive Officer Avellan Abel Antonio covered exercise/tax liability with 32,754 shares, decreasing direct ownership by 0.04% to 78,542,209 units (SEC Form 4)

Chief Operating Officer Gupta Shanti B. covered exercise/tax liability with 21,275 shares, decreasing direct ownership by 5% to 412,747 units (SEC Form 4)

CFO and CLO Johnson Andrew Martin covered exercise/tax liability with 16,377 shares, decreasing direct ownership by 3% to 549,428 units (SEC Form 4)

Chief Accounting Officer Bernal Maya covered exercise/tax liability with 2,621 shares, decreasing direct ownership by 2% to 115,368 units (SEC Form 4)

President Wisniewski Scott covered exercise/tax liability with 16,377 shares, decreasing direct ownership by 2% to 729,596 units (SEC Form 4)

President Wisniewski Scott sold $3,280,483 worth of shares (25,904 units at $126.64), decreasing direct ownership by 3% to 745,973 units (SEC Form 4)

Chief Technology Officer Yao Huiwen was granted 30,000 shares, increasing direct ownership by 67% to 74,750 units (SEC Form 4)

CFO and CLO Johnson Andrew Martin sold $451,250 worth of shares (5,000 units at $90.25), decreasing direct ownership by 0.88% to 565,805 units (SEC Form 4)

Chief Operating Officer Gupta Shanti B. was granted 66,667 shares and covered exercise/tax liability with 11,350 shares, increasing direct ownership by 15% to 434,022 units (SEC Form 4)

Chief Technology Officer Yao Huiwen exercised 40,000 in-the-money shares at a strike of $0.06, increasing direct ownership by 842% to 44,750 units (SEC Form 4)

Director Torres Julio A. sold $1,145,100 worth of shares (15,000 units at $76.34), decreasing direct ownership by 26% to 43,239 units (SEC Form 4)

CFO and CLO Johnson Andrew Martin covered exercise/tax liability with 29,513 shares, decreasing direct ownership by 5% to 570,805 units (SEC Form 4)

SEC Form 4 filed by Mikitani Hiroshi

SEC Form 4 filed by Johnson Andrew Martin

SEC Form 4 filed by Wisniewski Scott

SEC Form 4 filed by Avellan Abel Antonio

SEC Form 4 filed by Gupta Shanti B.

SEC Form 4 filed by Avellan Abel Antonio

SEC Form 4 filed by Johnson Andrew Martin

SEC Form 4 filed by Wisniewski Scott

SEC Form 4 filed by Gupta Shanti B.

SEC Form 4 filed by Yao Huiwen

SEC Form 4 filed by Bernal Maya

SEC Form 4 filed by Wisniewski Scott

Chief Technology Officer Yao Huiwen exercised 40,000 in-the-money shares at a strike of $0.06, increasing direct ownership by 842% to 44,750 units (SEC Form 4)

Chief Accounting Officer Bernal Maya covered exercise/tax liability with 833 shares, decreasing direct ownership by 0.68% to 121,653 units (SEC Form 4)

Amendment: Chief Operating Officer Gupta Shanti B. covered exercise/tax liability with 25,575 shares, decreasing direct ownership by 7% to 348,232 units (SEC Form 4)

Chief Operating Officer Gupta Shanti B. sold $773,400 worth of shares (10,000 units at $77.34), decreasing direct ownership by 3% to 382,375 units (SEC Form 4)

Member of 10% owner group American Tower Corp /Ma/ sold $159,631,315 worth of shares (2,288,621 units at $69.75) (SEC Form 4)

Chief Accounting Officer Bernal Maya sold $442,560 worth of shares (6,000 units at $73.76), decreasing direct ownership by 5% to 122,486 units (SEC Form 4)

Chief Technology Officer Yao Huiwen sold $2,940,800 worth of shares (40,000 units at $73.52), decreasing direct ownership by 89% to 4,750 units (SEC Form 4)

President Wisniewski Scott was granted 125,000 shares, increasing direct ownership by 21% to 713,681 units (SEC Form 4)

Chief Operating Officer Gupta Shanti B. was granted 125,000 shares, increasing direct ownership by 47% to 392,375 units (SEC Form 4)

Chief Executive Officer Avellan Abel Antonio was granted 250,000 shares, increasing direct ownership by 0.32% to 78,413,078 units (SEC Form 4)

CFO and CLO Johnson Andrew Martin was granted 125,000 shares, increasing direct ownership by 32% to 512,485 units (SEC Form 4)

CFO and CLO Johnson Andrew Martin sold $560,010 worth of shares (10,000 units at $56.00), decreasing direct ownership by 3% to 387,485 units (SEC Form 4)

SEC Form 4 filed by Chief Executive Officer Avellan Abel Antonio

Chief Technology Officer Yao Huiwen exercised 40,000 in-the-money shares at a strike of $0.06, increasing direct ownership by 842% to 44,750 units (SEC Form 4)

Chief Accounting Officer Bernal Maya covered exercise/tax liability with 3,935 shares, decreasing direct ownership by 3% to 128,486 units (SEC Form 4)

President Wisniewski Scott covered exercise/tax liability with 28,529 shares, decreasing direct ownership by 5% to 588,681 units (SEC Form 4)

Chief Operating Officer Gupta Shanti B. covered exercise/tax liability with 25,537 shares, decreasing direct ownership by 9% to 267,375 units (SEC Form 4)

Chief Technology Officer Yao Huiwen sold $1,623,200 worth of shares (40,000 units at $40.58), decreasing direct ownership by 89% to 4,750 units (SEC Form 4)

Chief Technology Officer Yao Huiwen exercised 40,000 in-the-money shares at a strike of $0.06 and sold $768,640 worth of shares (16,000 units at $48.04), increasing direct ownership by 116% to 44,750 units (SEC Form 4)

CFO and CLO Johnson Andrew Martin sold $1,049,600 worth of shares (20,000 units at $52.48), decreasing direct ownership by 5% to 397,485 units (SEC Form 4)

Chief Operating Officer Gupta Shanti B. covered exercise/tax liability with 12,755 shares, decreasing direct ownership by 4% to 292,912 units (SEC Form 4)

President Wisniewski Scott covered exercise/tax liability with 22,135 shares and was granted 93,750 shares, increasing direct ownership by 13% to 617,210 units (SEC Form 4)

Chief Accounting Officer Bernal Maya covered exercise/tax liability with 2,496 shares, decreasing direct ownership by 2% to 132,421 units (SEC Form 4)

CFO and CLO Johnson Andrew Martin was granted 93,750 shares and covered exercise/tax liability with 22,135 shares, increasing direct ownership by 21% to 417,485 units (SEC Form 4)

Director Rubin Ronald L was granted 801 shares, increasing direct ownership by 1% to 71,239 units (SEC Form 4)

Director Sarnoff Richard was granted 801 shares, increasing direct ownership by 1% to 78,239 units (SEC Form 4)

Director Torres Julio A. was granted 801 shares, increasing direct ownership by 1% to 58,239 units (SEC Form 4)

Director Wibergh Johan was granted 801 shares, increasing direct ownership by 3% to 29,001 units (SEC Form 4)

Director Cisneros Adriana was granted 801 shares, increasing direct ownership by 0.10% to 783,327 units (SEC Form 4)

Amendment: Director Wibergh Johan was granted 4,810 shares, increasing direct ownership by 21% to 28,200 units (SEC Form 4)

Amendment: Director Torres Julio A. was granted 4,810 shares, increasing direct ownership by 9% to 57,438 units (SEC Form 4)

Amendment: Director Cisneros Adriana was granted 4,810 shares, increasing direct ownership by 0.62% to 782,526 units (SEC Form 4)

Amendment: Director Rubin Ronald L was granted 4,810 shares, increasing direct ownership by 7% to 70,438 units (SEC Form 4)

Amendment: Director Sarnoff Richard was granted 4,810 shares, increasing direct ownership by 7% to 77,438 units (SEC Form 4)