UNION PAC CORP

Ticker: UNP CUSIP: 907818108 Class: Common Stock

Calamos Advisors LLC's Holding History (CIK: 0001316507)

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

Q4 2025

Shares 275,352 Value ($000) $63,694 Avg Close $227.32 Range $214.28 - $241.52

Q3 2025

Shares 283,927 Value ($000) $67,112 Avg Close $223.15 Range $209.61 - $237.85

Q2 2025

Shares 185,155 Value ($000) $42,600 Avg Close $218.47 Range $200.99 - $234.23

Q1 2025

Shares 177,355 Value ($000) $41,898 Avg Close $235.58 Range $217.31 - $250.85

Q4 2024

Shares 181,736 Value ($000) $41,443 Avg Close $230.22 Range $216.69 - $244.44

Q3 2024

Shares 340,923 Value ($000) $84,031 Avg Close $234.64 Range $213.12 - $250.61

Q2 2024

Shares 240,608 Value ($000) $54,440 Avg Close $225.50 Range $211.11 - $239.06

Q1 2024

Shares 238,351 Value ($000) $58,618 Avg Close $235.59 Range $224.05 - $247.16

Q4 2023

Shares 275,216 Value ($000) $67,599 Avg Close $209.24 Range $189.41 - $236.01

Q3 2023

Shares 264,280 Value ($000) $53,815 Avg Close $206.15 Range $189.41 - $227.18

Q2 2023

Shares 240,517 Value ($000) $49,215 Avg Close $187.00 Range $178.63 - $195.46

Q1 2023

Shares 269,514 Value ($000) $54,242 Avg Close $189.39 Range $172.36 - $202.21

Q4 2022

Shares 319,658 Value ($000) $66,192 Avg Close $190.19 Range $170.17 - $205.38

Q3 2022

Shares 340,886 Value ($000) $66,411 Avg Close $204.23 Range $180.38 - $223.25

Q2 2022

Shares 409,482 Value ($000) $87,334 Avg Close $208.79 Range $188.11 - $251.31

Q1 2022

Shares 378,067 Value ($000) $103,292 Avg Close $230.57 Range $215.79 - $255.44

Q4 2021

Shares 362,418 Value ($000) $91,304 Avg Close $214.98 Range $178.93 - $230.85

Q3 2021

Shares 445,798 Value ($000) $87,381 Avg Close $195.24 Range $177.47 - $206.45

Q2 2021

Shares 429,606 Value ($000) $94,483 Avg Close $200.38 Range $193.61 - $207.73

Q1 2021

Shares 364,734 Value ($000) $80,391 Avg Close $188.09 Range $172.69 - $201.16

Q4 2020

Shares 299,770 Value ($000) $62,418 Avg Close $178.06 Range $152.62 - $187.90

Q3 2020

Shares 307,482 Value ($000) $60,534 Avg Close $164.87 Range $145.81 - $183.13

Q2 2020

Shares 249,096 Value ($000) $42,115 Avg Close $141.44 Range $116.67 - $166.32

Q1 2020

Shares 345,175 Value ($000) $48,683 Avg Close $144.98 Range $92.53 - $165.42

Q4 2019

Shares 384,572 Value ($000) $69,527 Avg Close $149.35 Range $129.80 - $158.96

Q3 2019

Shares 284,598 Value ($000) $46,099 Avg Close $145.81 Range $135.51 - $156.22

Q2 2019

Shares 271,616 Value ($000) $45,933 Avg Close $147.77 Range $141.48 - $154.96

Q1 2019

Shares 302,790 Value ($000) $50,626 Avg Close $138.09 Range $113.18 - $147.67

Q4 2018

Shares 612,941 Value ($000) $84,727 Avg Close $126.42 Range $109.68 - $140.54

Q3 2018

Shares 644,910 Value ($000) $105,011 Avg Close $127.79 Range $115.79 - $141.09

Q2 2018

Shares 701,042 Value ($000) $99,324 Avg Close $117.74 Range $106.53 - $125.68

Q1 2018

Shares 410,265 Value ($000) $55,152 Avg Close $113.06 Range $101.65 - $119.96

Q4 2017

Shares 386,715 Value ($000) $51,858 Avg Close $100.79 Range $90.65 - $114.32

Q3 2017

Shares 408,817 Value ($000) $47,411 Avg Close $89.12 Range $83.79 - $97.51

Q2 2017

Shares 407,534 Value ($000) $44,385 Avg Close $90.11 Range $85.85 - $94.94

Q1 2017

Shares 406,450 Value ($000) $43,051 Avg Close $87.64 Range $82.97 - $91.31

Q4 2016

Shares 442,284 Value ($000) $45,856 Avg Close $80.32 Range $70.95 - $87.41

Q3 2016

Shares 444,919 Value ($000) $43,393 Avg Close $75.95 Range $69.69 - $79.87

Q2 2016

Shares 486,127 Value ($000) $42,415 Avg Close $68.24 Range $62.21 - $73.04

Q1 2016

Shares 486,179 Value ($000) $38,676 Avg Close $61.97 Range $53.60 - $68.66

Q4 2015

Shares 480,449 Value ($000) $37,571 Avg Close $68.29 Range $59.78 - $78.05

Q3 2015

Shares 480,733 Value ($000) $42,502 Avg Close $72.17 Range $62.57 - $78.67

Q2 2015

Shares 480,897 Value ($000) $45,863 Avg Close $81.98 Range $74.88 - $88.24

Q1 2015

Shares 579,712 Value ($000) $62,789 Avg Close $91.85 Range $83.77 - $97.28

Q4 2014

Shares 594,298 Value ($000) $70,799 Avg Close $89.46 Range $74.83 - $96.18

Q3 2014

Shares 1,066,197 Value ($000) $115,597 Avg Close $80.32 Range $74.93 - $85.79

Q2 2014

Shares 1,096,351 Value ($000) $109,361 Avg Close $74.77 Range $69.66 - $79.38

Q1 2014

Shares 712,526 Value ($000) $133,713 Avg Close $68.27 Range $63.27 - $73.42

Q4 2013

Shares 714,334 Value ($000) $120,008 Avg Close $60.55 Range $56.95 - $64.52

Q3 2013

Shares 557,728 Value ($000) $86,637 Avg Close $60.12 Range $58.03 - $62.72

Q2 2013

Shares 496,418 Value ($000) $76,587 Avg Close $57.06 Range $51.32 - $60.86

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	275,352	$63,694	$227.32	$214.28 - $241.52
Q3 2025	283,927	$67,112	$223.15	$209.61 - $237.85
Q2 2025	185,155	$42,600	$218.47	$200.99 - $234.23
Q1 2025	177,355	$41,898	$235.58	$217.31 - $250.85
Q4 2024	181,736	$41,443	$230.22	$216.69 - $244.44
Q3 2024	340,923	$84,031	$234.64	$213.12 - $250.61
Q2 2024	240,608	$54,440	$225.50	$211.11 - $239.06
Q1 2024	238,351	$58,618	$235.59	$224.05 - $247.16
Q4 2023	275,216	$67,599	$209.24	$189.41 - $236.01
Q3 2023	264,280	$53,815	$206.15	$189.41 - $227.18
Q2 2023	240,517	$49,215	$187.00	$178.63 - $195.46
Q1 2023	269,514	$54,242	$189.39	$172.36 - $202.21
Q4 2022	319,658	$66,192	$190.19	$170.17 - $205.38
Q3 2022	340,886	$66,411	$204.23	$180.38 - $223.25
Q2 2022	409,482	$87,334	$208.79	$188.11 - $251.31
Q1 2022	378,067	$103,292	$230.57	$215.79 - $255.44
Q4 2021	362,418	$91,304	$214.98	$178.93 - $230.85
Q3 2021	445,798	$87,381	$195.24	$177.47 - $206.45
Q2 2021	429,606	$94,483	$200.38	$193.61 - $207.73
Q1 2021	364,734	$80,391	$188.09	$172.69 - $201.16
Q4 2020	299,770	$62,418	$178.06	$152.62 - $187.90
Q3 2020	307,482	$60,534	$164.87	$145.81 - $183.13
Q2 2020	249,096	$42,115	$141.44	$116.67 - $166.32
Q1 2020	345,175	$48,683	$144.98	$92.53 - $165.42
Q4 2019	384,572	$69,527	$149.35	$129.80 - $158.96
Q3 2019	284,598	$46,099	$145.81	$135.51 - $156.22
Q2 2019	271,616	$45,933	$147.77	$141.48 - $154.96
Q1 2019	302,790	$50,626	$138.09	$113.18 - $147.67
Q4 2018	612,941	$84,727	$126.42	$109.68 - $140.54
Q3 2018	644,910	$105,011	$127.79	$115.79 - $141.09
Q2 2018	701,042	$99,324	$117.74	$106.53 - $125.68
Q1 2018	410,265	$55,152	$113.06	$101.65 - $119.96
Q4 2017	386,715	$51,858	$100.79	$90.65 - $114.32
Q3 2017	408,817	$47,411	$89.12	$83.79 - $97.51
Q2 2017	407,534	$44,385	$90.11	$85.85 - $94.94
Q1 2017	406,450	$43,051	$87.64	$82.97 - $91.31
Q4 2016	442,284	$45,856	$80.32	$70.95 - $87.41
Q3 2016	444,919	$43,393	$75.95	$69.69 - $79.87
Q2 2016	486,127	$42,415	$68.24	$62.21 - $73.04
Q1 2016	486,179	$38,676	$61.97	$53.60 - $68.66
Q4 2015	480,449	$37,571	$68.29	$59.78 - $78.05
Q3 2015	480,733	$42,502	$72.17	$62.57 - $78.67
Q2 2015	480,897	$45,863	$81.98	$74.88 - $88.24
Q1 2015	579,712	$62,789	$91.85	$83.77 - $97.28
Q4 2014	594,298	$70,799	$89.46	$74.83 - $96.18
Q3 2014	1,066,197	$115,597	$80.32	$74.93 - $85.79
Q2 2014	1,096,351	$109,361	$74.77	$69.66 - $79.38
Q1 2014	712,526	$133,713	$68.27	$63.27 - $73.42
Q4 2013	714,334	$120,008	$60.55	$56.95 - $64.52
Q3 2013	557,728	$86,637	$60.12	$58.03 - $62.72
Q2 2013	496,418	$76,587	$57.06	$51.32 - $60.86