TDC insider transactions

Chief Revenue Officer Petley Richard J sold $602,952 worth of shares (17,227 units at $35.00) as part of a pre-agreed trading plan, decreasing direct ownership by 8% to 188,571 units (SEC Form 4)

Director Mcelhatton Todd sold $502,022 worth of shares (15,000 units at $33.47), decreasing direct ownership by 36% to 26,665 units (SEC Form 4)

Chief Product Officer Arora Sumeet covered exercise/tax liability with 35,680 shares and sold $495,000 worth of shares (15,000 units at $33.00) as part of a pre-agreed trading plan, decreasing direct ownership by 17% to 250,772 units (SEC Form 4)

Chief Financial Officer Ederer John covered exercise/tax liability with 13,355 shares, decreasing direct ownership by 3% to 368,426 units (SEC Form 4)

Director Gianoni Michael P was granted 8,790 shares, increasing direct ownership by 28% to 40,313 units (SEC Form 4)

Director Bacus Lisa R was granted 8,790 shares, increasing direct ownership by 12% to 83,894 units (SEC Form 4)

Director Nelson Kimberly K. was granted 8,790 shares, increasing direct ownership by 17% to 61,975 units (SEC Form 4)

Director Olsen Joanne Beth was granted 8,790 shares, increasing direct ownership by 15% to 69,001 units (SEC Form 4)

Director Fisher Melissa B was granted 8,790 shares, increasing direct ownership by 228% to 12,640 units (SEC Form 4)

Director Mcelhatton Todd was granted 8,790 shares, increasing direct ownership by 27% to 41,665 units (SEC Form 4)

Director Schwarz John was granted 8,790 shares, increasing direct ownership by 9% to 110,569 units (SEC Form 4)

Director Chou Timothy C K was granted 8,790 shares, increasing direct ownership by 24% to 44,867 units (SEC Form 4)

Chief Revenue Officer Petley Richard J covered exercise/tax liability with 1,829 shares, decreasing direct ownership by 0.88% to 205,798 units (SEC Form 4)

President and CEO Mcmillan Stephen sold $634,158 worth of shares (20,000 units at $31.71), decreasing direct ownership by 3% to 762,446 units (SEC Form 4)

Chief Product Officer Arora Sumeet sold $81,572 worth of shares (2,645 units at $30.84) as part of a pre-agreed trading plan, decreasing direct ownership by 0.87% to 301,452 units (SEC Form 4)

Chief Revenue Officer Petley Richard J sold $1,058,336 worth of shares (34,317 units at $30.84) as part of a pre-agreed trading plan, decreasing direct ownership by 14% to 207,627 units (SEC Form 4)

SEC Form 4 filed by Teradata Corporation

SEC Form 4 filed by Teradata Corporation

SEC Form 3 filed by Teradata Corporation

SEC Form 4 filed by Teradata Corporation

SEC Form 4 filed by Teradata Corporation

SEC Form 4 filed by Teradata Corporation

Chief Operating Officer Hutchinson Michael D covered exercise/tax liability with 3,727 shares and was granted 66,007 shares, increasing direct ownership by 39% to 220,004 units (SEC Form 4)

Chief Product Officer Arora Sumeet was granted 66,007 shares, increasing direct ownership by 28% to 304,097 units (SEC Form 4)

President and CEO Mcmillan Stephen covered exercise/tax liability with 40,319 shares, decreasing direct ownership by 6% to 602,781 units (SEC Form 4)

Chief Operating Officer Hutchinson Michael D covered exercise/tax liability with 15,208 shares, decreasing direct ownership by 9% to 157,724 units (SEC Form 4)

Chief Revenue Officer Petley Richard J covered exercise/tax liability with 13,309 shares, decreasing direct ownership by 7% to 170,867 units (SEC Form 4)

Chief Revenue Officer Petley Richard J covered exercise/tax liability with 2,899 shares, decreasing direct ownership by 2% to 184,176 units (SEC Form 4)

Chief Operating Officer Hutchinson Michael D covered exercise/tax liability with 5,052 shares, decreasing direct ownership by 3% to 172,932 units (SEC Form 4)

President and CEO Mcmillan Stephen covered exercise/tax liability with 20,090 shares, decreasing direct ownership by 3% to 643,100 units (SEC Form 4)

President and CEO Mcmillan Stephen sold $1,513,125 worth of shares (50,000 units at $30.26), decreasing direct ownership by 7% to 663,190 units (SEC Form 4)

Director Gianoni Michael P sold $749,125 worth of shares (25,000 units at $29.96), decreasing direct ownership by 44% to 31,523 units (SEC Form 4)

Large owner Lynrock Lake Lp sold $2,497,507 worth of shares (61,990 units at $40.29) (SEC Form 4)

Chief Revenue Officer Petley Richard J was granted 59,905 shares and covered exercise/tax liability with 16,645 shares, increasing direct ownership by 30% to 187,075 units (SEC Form 4)

President and CEO Mcmillan Stephen covered exercise/tax liability with 92,467 shares and was granted 246,532 shares, increasing direct ownership by 28% to 713,190 units (SEC Form 4)

Chief Product Officer Arora Sumeet covered exercise/tax liability with 6,831 shares and was granted 36,359 shares, increasing direct ownership by 14% to 238,090 units (SEC Form 4)

Chief Financial Officer Ederer John was granted 46,747 shares and covered exercise/tax liability with 6,418 shares, increasing direct ownership by 15% to 307,524 units (SEC Form 4)

Chief Administrative Officer Rogers Scot Frazier was granted 31,711 shares and covered exercise/tax liability with 4,813 shares, increasing direct ownership by 17% to 186,520 units (SEC Form 4)

Chief Operating Officer Hutchinson Michael D was granted 60,471 shares and covered exercise/tax liability with 19,511 shares, increasing direct ownership by 30% to 177,984 units (SEC Form 4)

Chief Product Officer Arora Sumeet covered exercise/tax liability with 8,333 shares, decreasing direct ownership by 4% to 208,562 units (SEC Form 4)

Chief Financial Officer Ederer John covered exercise/tax liability with 41,024 shares, decreasing direct ownership by 13% to 267,195 units (SEC Form 4)

New insider Lynrock Lake Lp claimed ownership of 9,416,666 shares (SEC Form 3)

Chief Administrative Officer Rogers Scot Frazier was granted 159,622 shares (SEC Form 4)

SEC Form 3 filed by new insider Rogers Scot Frazier

Director Chou Timothy C K sold $135,695 worth of shares (6,216 units at $21.83), decreasing direct ownership by 15% to 36,077 units (SEC Form 4)

Chief Financial Officer Ederer John was granted 308,219 shares (SEC Form 4)

Chief Product Officer Arora Sumeet was granted 216,895 shares (SEC Form 4)

SEC Form 3 filed by new insider Ederer John

Director Nelson Kimberly K. was granted 11,489 shares, increasing direct ownership by 28% to 53,185 units (SEC Form 4)

Director Gianoni Michael P was granted 11,489 shares, increasing direct ownership by 26% to 56,523 units (SEC Form 4)

Director Fishback Daniel R was granted 11,489 shares, increasing direct ownership by 21% to 67,522 units (SEC Form 4)

Director Mcelhatton Todd was granted 11,489 shares, increasing direct ownership by 54% to 32,875 units (SEC Form 4)

Director Bacus Lisa R was granted 11,489 shares, increasing direct ownership by 18% to 75,104 units (SEC Form 4)

Director Olsen Joanne Beth was granted 11,489 shares, increasing direct ownership by 24% to 60,211 units (SEC Form 4)

Director Chou Timothy C K was granted 11,489 shares, increasing direct ownership by 37% to 42,293 units (SEC Form 4)

Director Schwarz John was granted 11,489 shares, increasing direct ownership by 13% to 101,779 units (SEC Form 4)

Chief Revenue Officer Petley Richard J covered exercise/tax liability with 1,829 shares, decreasing direct ownership by 1% to 143,815 units (SEC Form 4)

SEC Form 3 filed by new insider Arora Sumeet

Chief Revenue Officer Petley Richard J covered exercise/tax liability with 5,322 shares, decreasing direct ownership by 4% to 145,644 units (SEC Form 4)

Interim Chief Financial Ofcr Smotherman Charles T was granted 86,281 shares, increasing direct ownership by 304% to 114,618 units (SEC Form 4)