IPG PHOTONICS CORP

Ticker: IPGP CUSIP: 44980X109 Class: Common Stock

AMICA MUTUAL INSURANCE CO's Holding History (CIK: 0000857508)

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

Q2 2021

Shares 14,490 Value ($000) $3,054 Avg Close $210.53 Range $182.15 - $241.43

Q1 2021

Shares 14,490 Value ($000) $3,057 Avg Close $227.23 Range $197.09 - $262.55

Q4 2020

Shares 15,330 Value ($000) $3,431 Avg Close $200.31 Range $167.88 - $227.09

Q3 2020

Shares 15,330 Value ($000) $2,606 Avg Close $165.04 Range $149.51 - $184.02

Q2 2020

Shares 15,330 Value ($000) $2,459 Avg Close $142.40 Range $100.92 - $170.03

Q1 2020

Shares 15,330 Value ($000) $1,691 Avg Close $130.79 Range $98.04 - $150.00

Q4 2019

Shares 15,330 Value ($000) $2,222 Avg Close $139.20 Range $122.74 - $153.51

Q3 2019

Shares 18,039 Value ($000) $2,446 Avg Close $132.40 Range $113.67 - $166.49

Q2 2019

Shares 5,182 Value ($000) $799 Avg Close $151.24 Range $124.85 - $182.17

Q1 2019

Shares 5,182 Value ($000) $787 Avg Close $141.54 Range $107.52 - $162.23

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2021	14,490	$3,054	$210.53	$182.15 - $241.43
Q1 2021	14,490	$3,057	$227.23	$197.09 - $262.55
Q4 2020	15,330	$3,431	$200.31	$167.88 - $227.09
Q3 2020	15,330	$2,606	$165.04	$149.51 - $184.02
Q2 2020	15,330	$2,459	$142.40	$100.92 - $170.03
Q1 2020	15,330	$1,691	$130.79	$98.04 - $150.00
Q4 2019	15,330	$2,222	$139.20	$122.74 - $153.51
Q3 2019	18,039	$2,446	$132.40	$113.67 - $166.49
Q2 2019	5,182	$799	$151.24	$124.85 - $182.17
Q1 2019	5,182	$787	$141.54	$107.52 - $162.23