TETRA TECH INC NEW

Ticker: TTEK CUSIP: 88162G103 Class: EQTY

Municipal Employees' Retirement System of Michigan's Holding History (CIK: 0001588873)

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

Q1 2020

Shares 10,240 Value ($000) $723 Avg Close $17.03 Range $12.72 - $19.87

Q4 2019

Shares 10,140 Value ($000) $874 Avg Close $17.32 Range $16.24 - $18.07

Q3 2019

Shares 10,030 Value ($000) $870 Avg Close $16.34 Range $14.60 - $17.46

Q2 2019

Shares 16,520 Value ($000) $1,298 Avg Close $13.48 Range $11.77 - $15.78

Q1 2019

Shares 16,230 Value ($000) $967 Avg Close $11.21 Range $9.70 - $12.25

Q4 2018

Shares 16,000 Value ($000) $828 Avg Close $12.40 Range $9.76 - $14.51

Q2 2018

Shares 20,910 Value ($000) $1,223 Avg Close $10.68 Range $9.26 - $11.77

Q1 2018

Shares 28,820 Value ($000) $1,411 Avg Close $9.88 Range $8.93 - $10.68

Q4 2017

Shares 27,960 Value ($000) $1,346 Avg Close $9.70 Range $9.21 - $10.18

Q3 2017

Shares 29,410 Value ($000) $1,369 Avg Close $8.79 Range $7.99 - $9.67

Q2 2017

Shares 21,490 Value ($000) $983 Avg Close $8.91 Range $7.98 - $9.55

Q1 2017

Shares 19,160 Value ($000) $783 Avg Close $8.29 Range $7.77 - $8.97

Q4 2016

Shares 19,160 Value ($000) $827 Avg Close $8.08 Range $6.96 - $8.86

Q3 2016

Shares 18,310 Value ($000) $649 Avg Close $6.78 Range $6.02 - $7.25

Q2 2016

Shares 18,120 Value ($000) $558 Avg Close $5.98 Range $5.60 - $6.35

Q1 2016

Shares 17,920 Value ($000) $535 Avg Close $5.32 Range $4.57 - $6.01

Q4 2015

Shares 12,180 Value ($000) $317 Avg Close $5.34 Range $4.76 - $5.64

Q3 2015

Shares 11,730 Value ($000) $285 Avg Close $5.12 Range $4.82 - $5.50

Q2 2015

Shares 11,760 Value ($000) $302 Avg Close $5.12 Range $4.77 - $5.50

Q1 2015

Shares 11,800 Value ($000) $283 Avg Close $4.94 Range $4.60 - $5.40

Q4 2014

Shares 16,600 Value ($000) $443 Avg Close $5.23 Range $4.74 - $5.57

Q3 2014

Shares 16,600 Value ($000) $415 Avg Close $5.21 Range $4.59 - $5.65

Q2 2014

Shares 16,000 Value ($000) $440 Avg Close $5.47 Range $5.05 - $6.00

Q1 2014

Shares 15,600 Value ($000) $462 Avg Close $5.82 Range $5.47 - $6.18

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	10,240	$723	$17.03	$12.72 - $19.87
Q4 2019	10,140	$874	$17.32	$16.24 - $18.07
Q3 2019	10,030	$870	$16.34	$14.60 - $17.46
Q2 2019	16,520	$1,298	$13.48	$11.77 - $15.78
Q1 2019	16,230	$967	$11.21	$9.70 - $12.25
Q4 2018	16,000	$828	$12.40	$9.76 - $14.51
Q2 2018	20,910	$1,223	$10.68	$9.26 - $11.77
Q1 2018	28,820	$1,411	$9.88	$8.93 - $10.68
Q4 2017	27,960	$1,346	$9.70	$9.21 - $10.18
Q3 2017	29,410	$1,369	$8.79	$7.99 - $9.67
Q2 2017	21,490	$983	$8.91	$7.98 - $9.55
Q1 2017	19,160	$783	$8.29	$7.77 - $8.97
Q4 2016	19,160	$827	$8.08	$6.96 - $8.86
Q3 2016	18,310	$649	$6.78	$6.02 - $7.25
Q2 2016	18,120	$558	$5.98	$5.60 - $6.35
Q1 2016	17,920	$535	$5.32	$4.57 - $6.01
Q4 2015	12,180	$317	$5.34	$4.76 - $5.64
Q3 2015	11,730	$285	$5.12	$4.82 - $5.50
Q2 2015	11,760	$302	$5.12	$4.77 - $5.50
Q1 2015	11,800	$283	$4.94	$4.60 - $5.40
Q4 2014	16,600	$443	$5.23	$4.74 - $5.57
Q3 2014	16,600	$415	$5.21	$4.59 - $5.65
Q2 2014	16,000	$440	$5.47	$5.05 - $6.00
Q1 2014	15,600	$462	$5.82	$5.47 - $6.18