PTC THERAPEUTICS INC

CUSIP: 69366JAB7 Class: CONV

GAM Holding AG's Holding History (CIK: 0001438848)

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

Q3 2018
Shares 1,000,000 Value ($000) $1,154 Avg Close — Range —
Q2 2018
Shares 1,000,000 Value ($000) $990 Avg Close — Range —
Q1 2018
Shares 1,000,000 Value ($000) $934 Avg Close — Range —
Q4 2017
Shares 1,000,000 Value ($000) $774 Avg Close — Range —
Q3 2017
Shares 1,000,000 Value ($000) $803 Avg Close — Range —