SANGAMO THERAPEUTICS INC

Ticker: SGMO CUSIP: 800677106 Class: COM

FRONTIER CAPITAL MANAGEMENT CO LLC's Holding History (CIK: 0000351173)

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

Q4 2020

Shares 178,136 Value ($000) $2,780 Avg Close $11.71 Range $9.05 - $19.43

Q3 2020

Shares 201,722 Value ($000) $1,906 Avg Close $10.82 Range $8.94 - $13.20

Q2 2020

Shares 218,874 Value ($000) $1,961 Avg Close $9.28 Range $6.04 - $12.00

Q1 2020

Shares 243,672 Value ($000) $1,552 Avg Close $7.42 Range $4.81 - $9.19

Q4 2019

Shares 248,959 Value ($000) $2,084 Avg Close $9.20 Range $7.70 - $12.33

Q3 2019

Shares 274,908 Value ($000) $2,488 Avg Close $11.22 Range $8.95 - $13.33

Q2 2019

Shares 294,448 Value ($000) $3,171 Avg Close $10.64 Range $8.69 - $13.91

Q1 2019

Shares 415,256 Value ($000) $3,962 Avg Close $10.21 Range $6.26 - $12.96

Q4 2018

Shares 443,386 Value ($000) $5,090 Avg Close $12.42 Range $9.00 - $17.19

Q3 2018

Shares 451,156 Value ($000) $7,647 Avg Close $15.20 Range $12.60 - $19.25

Q2 2018

Shares 467,381 Value ($000) $6,637 Avg Close $16.61 Range $13.00 - $20.55

Q1 2018

Shares 475,388 Value ($000) $9,032 Avg Close $21.38 Range $16.30 - $27.50

Q4 2017

Shares 477,726 Value ($000) $7,835 Avg Close $14.88 Range $11.30 - $18.40

Q3 2017

Shares 487,788 Value ($000) $7,317 Avg Close $11.05 Range $8.00 - $15.30

Q2 2017

Shares 495,028 Value ($000) $4,356 Avg Close $6.42 Range $4.05 - $9.65

Q1 2017

Shares 499,803 Value ($000) $2,599 Avg Close $4.01 Range $3.00 - $5.25

Q4 2016

Shares 509,132 Value ($000) $1,553 Avg Close $3.64 Range $2.65 - $4.87

Q3 2016

Shares 514,076 Value ($000) $2,380 Avg Close $5.09 Range $4.08 - $6.91

Q2 2016

Shares 513,930 Value ($000) $2,976 Avg Close $6.37 Range $5.06 - $7.60

Q1 2016

Shares 827,567 Value ($000) $5,007 Avg Close $6.00 Range $4.63 - $9.22

Q4 2015

Shares 829,651 Value ($000) $7,575 Avg Close $7.71 Range $5.30 - $9.91

Q3 2015

Shares 1,082,787 Value ($000) $6,107 Avg Close $8.25 Range $5.30 - $11.28

Q2 2015

Shares 1,901,604 Value ($000) $21,089 Avg Close $12.89 Range $10.33 - $16.10

Q1 2015

Shares 2,166,975 Value ($000) $33,978 Avg Close $15.47 Range $12.10 - $19.25

Q4 2014

Shares 1,861,558 Value ($000) $28,314 Avg Close $12.14 Range $9.39 - $16.93

Q3 2014

Shares 2,152,179 Value ($000) $23,211 Avg Close $13.06 Range $10.63 - $16.72

Q2 2014

Shares 2,222,395 Value ($000) $33,936 Avg Close $14.39 Range $11.47 - $18.36

Q1 2014

Shares 1,317,190 Value ($000) $23,815 Avg Close $19.28 Range $12.88 - $24.69

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	178,136	$2,780	$11.71	$9.05 - $19.43
Q3 2020	201,722	$1,906	$10.82	$8.94 - $13.20
Q2 2020	218,874	$1,961	$9.28	$6.04 - $12.00
Q1 2020	243,672	$1,552	$7.42	$4.81 - $9.19
Q4 2019	248,959	$2,084	$9.20	$7.70 - $12.33
Q3 2019	274,908	$2,488	$11.22	$8.95 - $13.33
Q2 2019	294,448	$3,171	$10.64	$8.69 - $13.91
Q1 2019	415,256	$3,962	$10.21	$6.26 - $12.96
Q4 2018	443,386	$5,090	$12.42	$9.00 - $17.19
Q3 2018	451,156	$7,647	$15.20	$12.60 - $19.25
Q2 2018	467,381	$6,637	$16.61	$13.00 - $20.55
Q1 2018	475,388	$9,032	$21.38	$16.30 - $27.50
Q4 2017	477,726	$7,835	$14.88	$11.30 - $18.40
Q3 2017	487,788	$7,317	$11.05	$8.00 - $15.30
Q2 2017	495,028	$4,356	$6.42	$4.05 - $9.65
Q1 2017	499,803	$2,599	$4.01	$3.00 - $5.25
Q4 2016	509,132	$1,553	$3.64	$2.65 - $4.87
Q3 2016	514,076	$2,380	$5.09	$4.08 - $6.91
Q2 2016	513,930	$2,976	$6.37	$5.06 - $7.60
Q1 2016	827,567	$5,007	$6.00	$4.63 - $9.22
Q4 2015	829,651	$7,575	$7.71	$5.30 - $9.91
Q3 2015	1,082,787	$6,107	$8.25	$5.30 - $11.28
Q2 2015	1,901,604	$21,089	$12.89	$10.33 - $16.10
Q1 2015	2,166,975	$33,978	$15.47	$12.10 - $19.25
Q4 2014	1,861,558	$28,314	$12.14	$9.39 - $16.93
Q3 2014	2,152,179	$23,211	$13.06	$10.63 - $16.72
Q2 2014	2,222,395	$33,936	$14.39	$11.47 - $18.36
Q1 2014	1,317,190	$23,815	$19.28	$12.88 - $24.69