SUMMIT MATLS INC

CUSIP: 86614U100 Class: Common Stock

LOOMIS SAYLES & CO L P's Holding History (CIK: 0000312348)

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

Q2 2017
Shares 400,452 Value ($000) $11,561 Avg Close — Range —
Q1 2017
Shares 403,815 Value ($000) $9,978 Avg Close — Range —
Q4 2016
Shares 411,114 Value ($000) $9,780 Avg Close — Range —
Q3 2016
Shares 407,897 Value ($000) $7,566 Avg Close — Range —
Q2 2016
Shares 419,419 Value ($000) $8,581 Avg Close — Range —
Q1 2016
Shares 419,770 Value ($000) $8,165 Avg Close — Range —
Q4 2015
Shares 587,756 Value ($000) $11,779 Avg Close — Range —
Q3 2015
Shares 373,607 Value ($000) $7,013 Avg Close — Range —
Q2 2015
Shares 278,855 Value ($000) $7,111 Avg Close — Range —
Q1 2015
Shares 279,639 Value ($000) $6,194 Avg Close — Range —