TESARO INC

CUSIP: 881569107 Class: COM

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

Note: Option positions (PUT/CALL) are excluded.

Q4 2018
Shares 55,386 Value ($000) $4,112 Avg Close — Range —
Q3 2018
Shares 172,780 Value ($000) $6,740 Avg Close — Range —
Q2 2018
Shares 23,280 Value ($000) $1,035 Avg Close — Range —
Q1 2018
Shares 357,177 Value ($000) $20,409 Avg Close — Range —
Q4 2017
Shares 513,542 Value ($000) $42,557 Avg Close — Range —
Q3 2017
Shares 439,252 Value ($000) $56,707 Avg Close — Range —
Q2 2017
Shares 351,521 Value ($000) $49,164 Avg Close — Range —
Q1 2017
Shares 373,679 Value ($000) $57,498 Avg Close — Range —
Q4 2016
Shares 435,255 Value ($000) $58,533 Avg Close — Range —
Q3 2016
Shares 745,918 Value ($000) $74,771 Avg Close — Range —
Q2 2016
Shares 768,610 Value ($000) $64,602 Avg Close — Range —
Q1 2016
Shares 875,973 Value ($000) $38,569 Avg Close — Range —
Q4 2015
Shares 949,246 Value ($000) $49,665 Avg Close — Range —
Q3 2015
Shares 1,034,809 Value ($000) $41,496 Avg Close — Range —
Q2 2015
Shares 993,317 Value ($000) $58,397 Avg Close — Range —
Q1 2015
Shares 1,110,951 Value ($000) $63,769 Avg Close — Range —
Q4 2014
Shares 1,346,499 Value ($000) $50,076 Avg Close — Range —
Q3 2014
Shares 1,438,486 Value ($000) $38,724 Avg Close — Range —
Q2 2014
Shares 1,377,670 Value ($000) $42,859 Avg Close — Range —
Q1 2014
Shares 1,277,305 Value ($000) $37,655 Avg Close — Range —
Q4 2013
Shares 438,111 Value ($000) $12,372 Avg Close — Range —
Q3 2013
Shares 500,172 Value ($000) $19,377 Avg Close — Range —
Q2 2013
Shares 510,128 Value ($000) $16,702 Avg Close — Range —