KNOWLES CORP

Ticker: KN CUSIP: 49926D109 Class: EQTY

ESSEX INVESTMENT MANAGEMENT CO LLC's Holding History (CIK: 0000201772)

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

Q1 2021

Shares 86,602 Value ($000) $1,812 Avg Close $20.35 Range $17.89 - $21.88

Q4 2020

Shares 97,963 Value ($000) $1,805 Avg Close $16.72 Range $14.03 - $18.61

Q4 2019

Shares 58,905 Value ($000) $1,246 Avg Close $21.48 Range $19.46 - $22.79

Q3 2019

Shares 58,905 Value ($000) $1,198 Avg Close $19.61 Range $17.04 - $21.42

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2021	86,602	$1,812	$20.35	$17.89 - $21.88
Q4 2020	97,963	$1,805	$16.72	$14.03 - $18.61
Q4 2019	58,905	$1,246	$21.48	$19.46 - $22.79
Q3 2019	58,905	$1,198	$19.61	$17.04 - $21.42