DIMENSION THERAPEUTICS INC

CUSIP: 25433V105 Class: COM

BAKER BROS. ADVISORS LP's Holding History (CIK: 0001263508)

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

Q3 2017
Shares 1,251,881 Value ($000) $7,511 Avg Close — Range —
Q2 2017
Shares 1,251,881 Value ($000) $1,815 Avg Close — Range —
Q1 2017
Shares 1,251,881 Value ($000) $2,191 Avg Close — Range —
Q4 2016
Shares 1,251,881 Value ($000) $5,446 Avg Close — Range —
Q3 2016
Shares 1,251,881 Value ($000) $10,003 Avg Close — Range —
Q2 2016
Shares 1,251,881 Value ($000) $7,511 Avg Close — Range —
Q1 2016
Shares 1,251,881 Value ($000) $9,802 Avg Close — Range —
Q4 2015
Shares 1,234,481 Value ($000) $13,925 Avg Close — Range —