BLUEBIRD BIO INC

CUSIP: 09609G100 Class: Common Stock

MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000922127)

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

Q1 2018
Shares 41,870 Value ($000) $7,149 Avg Close — Range —
Q4 2017
Shares 41,956 Value ($000) $7,472 Avg Close — Range —
Q3 2017
Shares 9,200 Value ($000) $1,264 Avg Close — Range —
Q2 2015
Shares 8,846 Value ($000) $1,489 Avg Close — Range —
Q1 2015
Shares 8,846 Value ($000) $1,068 Avg Close — Range —