PACKAGING CORP AMER

Ticker: PKG CUSIP: 695156109 Class: COM

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

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

Q1 2019

Shares 3,893 Value ($000) $387 Avg Close $76.99 Range $66.23 - $82.38

Q4 2018

Shares 4,058 Value ($000) $339 Avg Close $74.71 Range $63.01 - $88.72

Q3 2018

Shares 4,247 Value ($000) $466 Avg Close $89.95 Range $85.53 - $95.35

Q2 2018

Shares 4,247 Value ($000) $475 Avg Close $92.50 Range $85.42 - $98.67

Q1 2018

Shares 4,274 Value ($000) $482 Avg Close $95.04 Range $86.28 - $103.21

Q4 2017

Shares 6,047 Value ($000) $729 Avg Close $90.90 Range $84.94 - $95.54

Q3 2017

Shares 6,127 Value ($000) $703 Avg Close $87.21 Range $82.40 - $93.51

Q2 2017

Shares 6,127 Value ($000) $682 Avg Close $78.06 Range $69.46 - $88.40

Q1 2017

Shares 6,170 Value ($000) $565 Avg Close $70.61 Range $64.59 - $74.47

Q4 2016

Shares 6,266 Value ($000) $531 Avg Close $64.06 Range $59.55 - $67.47

Q3 2016

Shares 6,342 Value ($000) $515 Avg Close $57.96 Range $49.31 - $63.17

Q2 2016

Shares 7,161 Value ($000) $479 Avg Close $49.15 Range $43.90 - $53.57

Q1 2016

Shares 7,255 Value ($000) $438 Avg Close $39.93 Range $32.96 - $46.60

Q4 2015

Shares 7,279 Value ($000) $459 Avg Close $48.62 Range $43.88 - $51.62

Q3 2015

Shares 7,485 Value ($000) $450 Avg Close $48.88 Range $42.96 - $53.79

Q2 2015

Shares 5,786 Value ($000) $362 Avg Close $51.10 Range $45.67 - $57.26

Q1 2015

Shares 5,943 Value ($000) $465 Avg Close $57.22 Range $52.57 - $61.10

Q4 2014

Shares 5,943 Value ($000) $464 Avg Close $51.38 Range $40.86 - $57.69

Q3 2014

Shares 7,506 Value ($000) $479 Avg Close $47.89 Range $45.15 - $51.84

Q2 2014

Shares 9,043 Value ($000) $646 Avg Close $48.69 Range $46.01 - $51.49

Q1 2014

Shares 5,998 Value ($000) $422 Avg Close $48.15 Range $43.19 - $52.87

Q4 2013

Shares 7,636 Value ($000) $483 Avg Close $42.52 Range $38.94 - $45.04

Q3 2013

Shares 7,688 Value ($000) $439 Avg Close $37.66 Range $33.65 - $42.90

Q2 2013

Shares 6,838 Value ($000) $335 Avg Close $32.81 Range $29.18 - $34.98

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	3,893	$387	$76.99	$66.23 - $82.38
Q4 2018	4,058	$339	$74.71	$63.01 - $88.72
Q3 2018	4,247	$466	$89.95	$85.53 - $95.35
Q2 2018	4,247	$475	$92.50	$85.42 - $98.67
Q1 2018	4,274	$482	$95.04	$86.28 - $103.21
Q4 2017	6,047	$729	$90.90	$84.94 - $95.54
Q3 2017	6,127	$703	$87.21	$82.40 - $93.51
Q2 2017	6,127	$682	$78.06	$69.46 - $88.40
Q1 2017	6,170	$565	$70.61	$64.59 - $74.47
Q4 2016	6,266	$531	$64.06	$59.55 - $67.47
Q3 2016	6,342	$515	$57.96	$49.31 - $63.17
Q2 2016	7,161	$479	$49.15	$43.90 - $53.57
Q1 2016	7,255	$438	$39.93	$32.96 - $46.60
Q4 2015	7,279	$459	$48.62	$43.88 - $51.62
Q3 2015	7,485	$450	$48.88	$42.96 - $53.79
Q2 2015	5,786	$362	$51.10	$45.67 - $57.26
Q1 2015	5,943	$465	$57.22	$52.57 - $61.10
Q4 2014	5,943	$464	$51.38	$40.86 - $57.69
Q3 2014	7,506	$479	$47.89	$45.15 - $51.84
Q2 2014	9,043	$646	$48.69	$46.01 - $51.49
Q1 2014	5,998	$422	$48.15	$43.19 - $52.87
Q4 2013	7,636	$483	$42.52	$38.94 - $45.04
Q3 2013	7,688	$439	$37.66	$33.65 - $42.90
Q2 2013	6,838	$335	$32.81	$29.18 - $34.98