HELIX ENERGY SOLUTIONS GRP I

Ticker: HLX CUSIP: 42330P107 Class: Common Stock

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q4 2019
Shares 1,162,938 Value ($000) $11,199 Avg Close $8.65 Range $7.42 - $10.00
Q3 2019
Shares 1,641,062 Value ($000) $13,227 Avg Close $8.07 Range $6.78 - $9.85
Q2 2019
Shares 1,445,743 Value ($000) $12,477 Avg Close $7.78 Range $6.75 - $8.80
Q4 2017
Shares 1,275,811 Value ($000) $9,620 Avg Close $7.07 Range $6.20 - $8.09
Q3 2017
Shares 1,283,640 Value ($000) $9,486 Avg Close $6.33 Range $5.07 - $7.78
Q2 2017
Shares 1,286,000 Value ($000) $7,253 Avg Close $6.05 Range $4.82 - $8.11
Q1 2017
Shares 1,269,813 Value ($000) $9,866 Avg Close $8.04 Range $6.87 - $9.82
Q4 2016
Shares 1,268,355 Value ($000) $11,187 Avg Close $9.65 Range $8.05 - $11.87
Q3 2016
Shares 1,275,455 Value ($000) $10,369 Avg Close $7.57 Range $6.48 - $8.69
Q2 2016
Shares 1,300,207 Value ($000) $8,789 Avg Close $7.24 Range $4.87 - $9.07
Q1 2016
Shares 1,327,348 Value ($000) $7,433 Avg Close $4.22 Range $2.60 - $6.09
Q4 2015
Shares 1,343,068 Value ($000) $7,065 Avg Close $5.80 Range $4.51 - $7.75
Q3 2015
Shares 1,125,926 Value ($000) $5,393 Avg Close $7.97 Range $4.57 - $13.00