PTC THERAPEUTICS INC

Ticker: PTCT CUSIP: 69366J200 Class: Common Stock

WESTFIELD CAPITAL MANAGEMENT CO LP's Holding History (CIK: 0001177719)

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

Q1 2025
Shares 5,076 Value ($000) $259 Avg Close $49.90 Range $41.66 - $58.38
Q4 2015
Shares 1,872,220 Value ($000) $60,660 Avg Close $29.43 Range $22.67 - $35.76
Q3 2015
Shares 1,251,141 Value ($000) $33,405 Avg Close $42.77 Range $24.63 - $62.15
Q2 2015
Shares 2,466,760 Value ($000) $118,725 Avg Close $58.34 Range $46.17 - $78.72
Q1 2015
Shares 2,344,341 Value ($000) $142,653 Avg Close $61.01 Range $46.91 - $77.87
Q4 2014
Shares 731,310 Value ($000) $37,860 Avg Close $44.02 Range $33.02 - $57.50
Q3 2014
Shares 720,980 Value ($000) $31,730 Avg Close $31.28 Range $22.70 - $47.20
Q2 2014
Shares 729,250 Value ($000) $19,063 Avg Close $21.40 Range $14.51 - $28.75
Q1 2014
Shares 491,140 Value ($000) $12,838 Avg Close $26.87 Range $16.21 - $34.65