PLEXUS CORP

Ticker: PLXS CUSIP: 729132100 Class: EQTY

FIRST MANHATTAN CO. LLC.'s Holding History (CIK: 0000728083)

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

Q4 2025

Shares 9,974 Value ($000) $1,466 Avg Close $146.63 Range $132.03 - $166.91

Q3 2025

Shares 9,974 Value ($000) $1,443 Avg Close $135.09 Range $115.35 - $147.06

Q2 2025

Shares 9,974 Value ($000) $1,350 Avg Close $128.20 Range $103.43 - $137.90

Q1 2025

Shares 12,606 Value ($000) $1,615 Avg Close $140.56 Range $119.32 - $172.89

Q4 2024

Shares 13,706 Value ($000) $2,145 Avg Close $152.86 Range $132.51 - $170.07

Q3 2024

Shares 13,706 Value ($000) $1,874 Avg Close $121.36 Range $101.64 - $138.20

Q2 2024

Shares 14,823 Value ($000) $1,529 Avg Close $102.93 Range $92.72 - $114.27

Q1 2024

Shares 15,258 Value ($000) $1,447 Avg Close $96.27 Range $90.18 - $108.36

Q4 2023

Shares 15,816 Value ($000) $1,710 Avg Close $100.42 Range $87.21 - $114.06

Q3 2023

Shares 16,411 Value ($000) $1,526 Avg Close $96.88 Range $89.35 - $103.34

Q2 2023

Shares 16,700 Value ($000) $1,641 Avg Close $91.63 Range $83.84 - $98.94

Q1 2023

Shares 17,200 Value ($000) $1,678 Avg Close $100.27 Range $91.16 - $115.36

Q4 2022

Shares 17,900 Value ($000) $1,842 Avg Close $101.07 Range $86.18 - $112.20

Q3 2022

Shares 17,900 Value ($000) $1,567 Avg Close $89.19 Range $74.53 - $98.00

Q2 2022

Shares 17,900 Value ($000) $1,405 Avg Close $81.07 Range $75.17 - $87.86

Q1 2022

Shares 17,900 Value ($000) $1,464 Avg Close $83.25 Range $72.88 - $99.12

Q4 2021

Shares 18,000 Value ($000) $1,726 Avg Close $92.32 Range $83.50 - $98.00

Q3 2021

Shares 18,125 Value ($000) $1,620 Avg Close $88.94 Range $83.25 - $93.45

Q2 2021

Shares 18,125 Value ($000) $1,656 Avg Close $93.75 Range $86.75 - $101.17

Q1 2021

Shares 18,125 Value ($000) $1,664 Avg Close $84.80 Range $72.46 - $94.66

Q4 2020

Shares 18,625 Value ($000) $1,456 Avg Close $74.60 Range $64.35 - $81.84

Q3 2020

Shares 18,625 Value ($000) $1,315 Avg Close $73.33 Range $62.52 - $80.57

Q2 2020

Shares 18,625 Value ($000) $1,314 Avg Close $62.07 Range $49.15 - $71.41

Q1 2020

Shares 18,625 Value ($000) $1,016 Avg Close $67.47 Range $35.16 - $86.53

Q4 2019

Shares 18,625 Value ($000) $1,433 Avg Close $72.55 Range $59.49 - $79.64

Q3 2019

Shares 19,025 Value ($000) $1,189 Avg Close $59.30 Range $54.04 - $65.59

Q2 2019

Shares 19,825 Value ($000) $1,157 Avg Close $57.70 Range $49.35 - $66.98

Q1 2019

Shares 20,375 Value ($000) $1,241 Avg Close $57.74 Range $48.22 - $64.35

Q4 2018

Shares 20,375 Value ($000) $1,040 Avg Close $56.32 Range $47.63 - $62.37

Q3 2018

Shares 20,375 Value ($000) $1,192 Avg Close $61.18 Range $58.21 - $64.11

Q2 2018

Shares 20,375 Value ($000) $1,213 Avg Close $59.67 Range $53.21 - $63.75

Q1 2018

Shares 20,375 Value ($000) $1,216 Avg Close $61.39 Range $53.40 - $66.78

Q4 2017

Shares 20,725 Value ($000) $1,258 Avg Close $60.61 Range $55.95 - $64.12

Q3 2017

Shares 20,725 Value ($000) $1,162 Avg Close $52.63 Range $49.20 - $56.90

Q2 2017

Shares 21,025 Value ($000) $1,105 Avg Close $53.00 Range $49.06 - $58.52

Q1 2017

Shares 21,025 Value ($000) $1,215 Avg Close $55.75 Range $50.91 - $58.74

Q4 2016

Shares 21,200 Value ($000) $1,145 Avg Close $49.47 Range $44.35 - $54.99

Q3 2016

Shares 21,200 Value ($000) $991 Avg Close $45.83 Range $41.55 - $47.94

Q2 2016

Shares 21,200 Value ($000) $915 Avg Close $42.14 Range $37.73 - $45.45

Q1 2016

Shares 21,200 Value ($000) $837 Avg Close $35.43 Range $28.72 - $39.62

Q4 2015

Shares 22,500 Value ($000) $785 Avg Close $37.32 Range $32.23 - $41.62

Q3 2015

Shares 22,500 Value ($000) $868 Avg Close $38.37 Range $35.41 - $44.54

Q2 2015

Shares 22,900 Value ($000) $1,004 Avg Close $44.33 Range $40.17 - $46.44

Q1 2015

Shares 23,900 Value ($000) $974 Avg Close $40.06 Range $37.59 - $42.59

Q4 2014

Shares 24,900 Value ($000) $1,026 Avg Close $39.00 Range $34.07 - $43.19

Q3 2014

Shares 24,900 Value ($000) $919 Avg Close $40.50 Range $36.93 - $44.77

Q2 2014

Shares 24,900 Value ($000) $1,077 Avg Close $41.80 Range $38.84 - $45.53

Q1 2014

Shares 24,900 Value ($000) $997 Avg Close $40.84 Range $36.81 - $44.16

Q4 2013

Shares 29,600 Value ($000) $1,281 Avg Close $39.63 Range $36.25 - $43.43

Q3 2013

Shares 29,600 Value ($000) $1,099 Avg Close $34.02 Range $29.57 - $37.38

Q2 2013

Shares 29,600 Value ($000) $987 Avg Close $27.78 Range $23.71 - $30.67

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	9,974	$1,466	$146.63	$132.03 - $166.91
Q3 2025	9,974	$1,443	$135.09	$115.35 - $147.06
Q2 2025	9,974	$1,350	$128.20	$103.43 - $137.90
Q1 2025	12,606	$1,615	$140.56	$119.32 - $172.89
Q4 2024	13,706	$2,145	$152.86	$132.51 - $170.07
Q3 2024	13,706	$1,874	$121.36	$101.64 - $138.20
Q2 2024	14,823	$1,529	$102.93	$92.72 - $114.27
Q1 2024	15,258	$1,447	$96.27	$90.18 - $108.36
Q4 2023	15,816	$1,710	$100.42	$87.21 - $114.06
Q3 2023	16,411	$1,526	$96.88	$89.35 - $103.34
Q2 2023	16,700	$1,641	$91.63	$83.84 - $98.94
Q1 2023	17,200	$1,678	$100.27	$91.16 - $115.36
Q4 2022	17,900	$1,842	$101.07	$86.18 - $112.20
Q3 2022	17,900	$1,567	$89.19	$74.53 - $98.00
Q2 2022	17,900	$1,405	$81.07	$75.17 - $87.86
Q1 2022	17,900	$1,464	$83.25	$72.88 - $99.12
Q4 2021	18,000	$1,726	$92.32	$83.50 - $98.00
Q3 2021	18,125	$1,620	$88.94	$83.25 - $93.45
Q2 2021	18,125	$1,656	$93.75	$86.75 - $101.17
Q1 2021	18,125	$1,664	$84.80	$72.46 - $94.66
Q4 2020	18,625	$1,456	$74.60	$64.35 - $81.84
Q3 2020	18,625	$1,315	$73.33	$62.52 - $80.57
Q2 2020	18,625	$1,314	$62.07	$49.15 - $71.41
Q1 2020	18,625	$1,016	$67.47	$35.16 - $86.53
Q4 2019	18,625	$1,433	$72.55	$59.49 - $79.64
Q3 2019	19,025	$1,189	$59.30	$54.04 - $65.59
Q2 2019	19,825	$1,157	$57.70	$49.35 - $66.98
Q1 2019	20,375	$1,241	$57.74	$48.22 - $64.35
Q4 2018	20,375	$1,040	$56.32	$47.63 - $62.37
Q3 2018	20,375	$1,192	$61.18	$58.21 - $64.11
Q2 2018	20,375	$1,213	$59.67	$53.21 - $63.75
Q1 2018	20,375	$1,216	$61.39	$53.40 - $66.78
Q4 2017	20,725	$1,258	$60.61	$55.95 - $64.12
Q3 2017	20,725	$1,162	$52.63	$49.20 - $56.90
Q2 2017	21,025	$1,105	$53.00	$49.06 - $58.52
Q1 2017	21,025	$1,215	$55.75	$50.91 - $58.74
Q4 2016	21,200	$1,145	$49.47	$44.35 - $54.99
Q3 2016	21,200	$991	$45.83	$41.55 - $47.94
Q2 2016	21,200	$915	$42.14	$37.73 - $45.45
Q1 2016	21,200	$837	$35.43	$28.72 - $39.62
Q4 2015	22,500	$785	$37.32	$32.23 - $41.62
Q3 2015	22,500	$868	$38.37	$35.41 - $44.54
Q2 2015	22,900	$1,004	$44.33	$40.17 - $46.44
Q1 2015	23,900	$974	$40.06	$37.59 - $42.59
Q4 2014	24,900	$1,026	$39.00	$34.07 - $43.19
Q3 2014	24,900	$919	$40.50	$36.93 - $44.77
Q2 2014	24,900	$1,077	$41.80	$38.84 - $45.53
Q1 2014	24,900	$997	$40.84	$36.81 - $44.16
Q4 2013	29,600	$1,281	$39.63	$36.25 - $43.43
Q3 2013	29,600	$1,099	$34.02	$29.57 - $37.38
Q2 2013	29,600	$987	$27.78	$23.71 - $30.67