MINERALS TECHNOLOGIES INC

Ticker: MTX CUSIP: 603158106 Class: Common Stock

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

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

Q4 2018

Shares 86,296 Value ($000) $4,430 Avg Close $54.02 Range $45.58 - $66.26

Q3 2018

Shares 179,563 Value ($000) $12,138 Avg Close $68.30 Range $62.79 - $78.11

Q2 2018

Shares 187,220 Value ($000) $14,107 Avg Close $69.69 Range $62.26 - $74.25

Q1 2018

Shares 187,932 Value ($000) $12,582 Avg Close $69.21 Range $63.19 - $74.48

Q4 2017

Shares 196,215 Value ($000) $13,509 Avg Close $68.59 Range $64.01 - $71.97

Q3 2017

Shares 196,446 Value ($000) $13,879 Avg Close $66.03 Range $60.34 - $73.31

Q2 2017

Shares 212,045 Value ($000) $15,522 Avg Close $71.89 Range $67.72 - $77.55

Q1 2017

Shares 213,892 Value ($000) $16,384 Avg Close $74.61 Range $68.88 - $80.72

Q4 2016

Shares 217,880 Value ($000) $16,831 Avg Close $71.34 Range $63.07 - $80.10

Q3 2016

Shares 218,787 Value ($000) $15,466 Avg Close $64.21 Range $53.29 - $69.79

Q2 2016

Shares 255,516 Value ($000) $14,513 Avg Close $55.75 Range $49.31 - $59.65

Q1 2016

Shares 255,749 Value ($000) $14,539 Avg Close $44.81 Range $34.44 - $55.27

Q4 2015

Shares 252,768 Value ($000) $11,592 Avg Close $53.82 Range $43.09 - $60.63

Q3 2015

Shares 257,558 Value ($000) $12,404 Avg Close $55.32 Range $44.66 - $66.23

Q2 2015

Shares 249,558 Value ($000) $17,002 Avg Close $66.48 Range $62.78 - $71.08

Q1 2015

Shares 250,215 Value ($000) $18,291 Avg Close $64.85 Range $55.99 - $71.65

Q4 2014

Shares 253,240 Value ($000) $17,588 Avg Close $66.50 Range $54.66 - $74.50

Q3 2014

Shares 257,794 Value ($000) $15,908 Avg Close $59.56 Range $53.83 - $64.32

Q2 2014

Shares 258,853 Value ($000) $16,976 Avg Close $59.63 Range $56.50 - $63.93

Q1 2014

Shares 264,125 Value ($000) $17,052 Avg Close $53.91 Range $46.24 - $61.72

Q4 2013

Shares 122,390 Value ($000) $7,352 Avg Close $53.79 Range $46.69 - $57.91

Q3 2013

Shares 205,400 Value ($000) $10,141 Avg Close $43.84 Range $39.27 - $47.16

Q2 2013

Shares 206,268 Value ($000) $8,527 Avg Close $39.30 Range $36.34 - $41.48

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	86,296	$4,430	$54.02	$45.58 - $66.26
Q3 2018	179,563	$12,138	$68.30	$62.79 - $78.11
Q2 2018	187,220	$14,107	$69.69	$62.26 - $74.25
Q1 2018	187,932	$12,582	$69.21	$63.19 - $74.48
Q4 2017	196,215	$13,509	$68.59	$64.01 - $71.97
Q3 2017	196,446	$13,879	$66.03	$60.34 - $73.31
Q2 2017	212,045	$15,522	$71.89	$67.72 - $77.55
Q1 2017	213,892	$16,384	$74.61	$68.88 - $80.72
Q4 2016	217,880	$16,831	$71.34	$63.07 - $80.10
Q3 2016	218,787	$15,466	$64.21	$53.29 - $69.79
Q2 2016	255,516	$14,513	$55.75	$49.31 - $59.65
Q1 2016	255,749	$14,539	$44.81	$34.44 - $55.27
Q4 2015	252,768	$11,592	$53.82	$43.09 - $60.63
Q3 2015	257,558	$12,404	$55.32	$44.66 - $66.23
Q2 2015	249,558	$17,002	$66.48	$62.78 - $71.08
Q1 2015	250,215	$18,291	$64.85	$55.99 - $71.65
Q4 2014	253,240	$17,588	$66.50	$54.66 - $74.50
Q3 2014	257,794	$15,908	$59.56	$53.83 - $64.32
Q2 2014	258,853	$16,976	$59.63	$56.50 - $63.93
Q1 2014	264,125	$17,052	$53.91	$46.24 - $61.72
Q4 2013	122,390	$7,352	$53.79	$46.69 - $57.91
Q3 2013	205,400	$10,141	$43.84	$39.27 - $47.16
Q2 2013	206,268	$8,527	$39.30	$36.34 - $41.48