OCCIDENTAL PETE CORP

Ticker: OXY CUSIP: 674599105 Class: COM

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

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

Q4 2025

Shares 152,556 Value ($000) $6,273 Avg Close $41.55 Range $38.80 - $47.71

Q3 2025

Shares 158,750 Value ($000) $7,501 Avg Close $44.74 Range $41.19 - $49.16

Q2 2025

Shares 158,750 Value ($000) $6,669 Avg Close $41.16 Range $34.20 - $48.54

Q1 2025

Shares 158,750 Value ($000) $7,836 Avg Close $47.84 Range $43.74 - $52.05

Q4 2024

Shares 156,983 Value ($000) $7,757 Avg Close $49.25 Range $44.20 - $55.02

Q3 2024

Shares 157,026 Value ($000) $8,093 Avg Close $55.40 Range $48.46 - $62.81

Q2 2024

Shares 267,557 Value ($000) $16,864 Avg Close $62.02 Range $57.01 - $68.79

Q1 2024

Shares 273,406 Value ($000) $17,769 Avg Close $57.57 Range $53.47 - $62.94

Q4 2023

Shares 272,729 Value ($000) $16,285 Avg Close $58.62 Range $53.07 - $64.26

Q3 2023

Shares 273,698 Value ($000) $17,758 Avg Close $60.27 Range $54.72 - $64.95

Q2 2023

Shares 173,076 Value ($000) $10,177 Avg Close $57.29 Range $53.50 - $63.43

Q1 2023

Shares 173,076 Value ($000) $10,805 Avg Close $59.16 Range $52.97 - $64.64

Q4 2022

Shares 194,713 Value ($000) $12,265 Avg Close $64.70 Range $57.67 - $72.27

Q3 2022

Shares 229,141 Value ($000) $14,081 Avg Close $60.69 Range $52.98 - $73.09

Q2 2022

Shares 229,141 Value ($000) $13,492 Avg Close $58.13 Range $48.74 - $70.03

Q1 2022

Shares 222,971 Value ($000) $12,651 Avg Close $41.76 Range $27.51 - $59.82

Q4 2021

Shares 197,725 Value ($000) $5,732 Avg Close $29.61 Range $24.58 - $33.72

Q3 2021

Shares 190,244 Value ($000) $5,627 Avg Close $25.18 Range $20.39 - $31.59

Q2 2021

Shares 173,852 Value ($000) $5,436 Avg Close $25.29 Range $21.11 - $31.13

Q1 2021

Shares 135,324 Value ($000) $3,602 Avg Close $23.58 Range $16.32 - $30.64

Q4 2020

Shares 131,279 Value ($000) $2,272 Avg Close $12.92 Range $8.02 - $20.40

Q3 2020

Shares 136,770 Value ($000) $1,369 Avg Close $13.27 Range $9.25 - $17.72

Q2 2020

Shares 148,381 Value ($000) $2,715 Avg Close $14.81 Range $9.52 - $23.04

Q1 2020

Shares 157,591 Value ($000) $1,825 Avg Close $30.07 Range $8.46 - $43.43

Q4 2019

Shares 170,036 Value ($000) $7,007 Avg Close $36.00 Range $33.57 - $40.62

Q3 2019

Shares 172,787 Value ($000) $7,684 Avg Close $41.72 Range $36.75 - $47.49

Q2 2019

Shares 134,325 Value ($000) $6,754 Avg Close $48.84 Range $40.64 - $59.52

Q1 2019

Shares 127,686 Value ($000) $8,453 Avg Close $56.47 Range $51.03 - $58.62

Q4 2018

Shares 129,358 Value ($000) $7,940 Avg Close $59.51 Range $48.56 - $70.39

Q3 2018

Shares 112,346 Value ($000) $9,231 Avg Close $67.74 Range $63.08 - $72.40

Q2 2018

Shares 105,540 Value ($000) $8,832 Avg Close $66.34 Range $52.57 - $72.65

Q1 2018

Shares 92,022 Value ($000) $5,978 Avg Close $57.44 Range $51.76 - $63.94

Q4 2017

Shares 84,487 Value ($000) $6,223 Avg Close $55.11 Range $51.40 - $60.64

Q3 2017

Shares 86,278 Value ($000) $5,540 Avg Close $48.86 Range $46.25 - $53.20

Q2 2017

Shares 85,775 Value ($000) $5,135 Avg Close $48.52 Range $45.18 - $51.92

Q1 2017

Shares 83,573 Value ($000) $5,295 Avg Close $52.10 Range $48.19 - $56.95

Q4 2016

Shares 330,680 Value ($000) $23,554 Avg Close $55.00 Range $49.70 - $58.37

Q3 2016

Shares 331,979 Value ($000) $24,208 Avg Close $57.39 Range $52.37 - $60.15

Q2 2016

Shares 332,708 Value ($000) $25,139 Avg Close $56.73 Range $50.68 - $59.88

Q1 2016

Shares 520,601 Value ($000) $35,625 Avg Close $50.37 Range $43.55 - $54.19

Q4 2015

Shares 516,831 Value ($000) $34,943 Avg Close $53.45 Range $48.27 - $57.23

Q3 2015

Shares 522,951 Value ($000) $34,593 Avg Close $51.32 Range $47.04 - $56.90

Q2 2015

Shares 555,289 Value ($000) $43,185 Avg Close $56.86 Range $53.16 - $59.48

Q1 2015

Shares 563,944 Value ($000) $41,168 Avg Close $55.77 Range $51.97 - $60.13

Q4 2014

Shares 556,621 Value ($000) $44,869 Avg Close $59.30 Range $51.93 - $66.35

Q3 2014

Shares 560,764 Value ($000) $53,917 Avg Close $68.03 Range $65.37 - $70.86

Q2 2014

Shares 560,914 Value ($000) $57,567 Avg Close $66.18 Range $62.80 - $71.64

Q1 2014

Shares 566,624 Value ($000) $53,994 Avg Close $62.47 Range $57.41 - $65.88

Q4 2013

Shares 593,319 Value ($000) $56,425 Avg Close $63.37 Range $60.24 - $65.99

Q3 2013

Shares 661,474 Value ($000) $61,874 Avg Close $59.24 Range $55.96 - $62.72

Q2 2013

Shares 765,154 Value ($000) $68,275 Avg Close $57.83 Range $50.99 - $62.55

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	152,556	$6,273	$41.55	$38.80 - $47.71
Q3 2025	158,750	$7,501	$44.74	$41.19 - $49.16
Q2 2025	158,750	$6,669	$41.16	$34.20 - $48.54
Q1 2025	158,750	$7,836	$47.84	$43.74 - $52.05
Q4 2024	156,983	$7,757	$49.25	$44.20 - $55.02
Q3 2024	157,026	$8,093	$55.40	$48.46 - $62.81
Q2 2024	267,557	$16,864	$62.02	$57.01 - $68.79
Q1 2024	273,406	$17,769	$57.57	$53.47 - $62.94
Q4 2023	272,729	$16,285	$58.62	$53.07 - $64.26
Q3 2023	273,698	$17,758	$60.27	$54.72 - $64.95
Q2 2023	173,076	$10,177	$57.29	$53.50 - $63.43
Q1 2023	173,076	$10,805	$59.16	$52.97 - $64.64
Q4 2022	194,713	$12,265	$64.70	$57.67 - $72.27
Q3 2022	229,141	$14,081	$60.69	$52.98 - $73.09
Q2 2022	229,141	$13,492	$58.13	$48.74 - $70.03
Q1 2022	222,971	$12,651	$41.76	$27.51 - $59.82
Q4 2021	197,725	$5,732	$29.61	$24.58 - $33.72
Q3 2021	190,244	$5,627	$25.18	$20.39 - $31.59
Q2 2021	173,852	$5,436	$25.29	$21.11 - $31.13
Q1 2021	135,324	$3,602	$23.58	$16.32 - $30.64
Q4 2020	131,279	$2,272	$12.92	$8.02 - $20.40
Q3 2020	136,770	$1,369	$13.27	$9.25 - $17.72
Q2 2020	148,381	$2,715	$14.81	$9.52 - $23.04
Q1 2020	157,591	$1,825	$30.07	$8.46 - $43.43
Q4 2019	170,036	$7,007	$36.00	$33.57 - $40.62
Q3 2019	172,787	$7,684	$41.72	$36.75 - $47.49
Q2 2019	134,325	$6,754	$48.84	$40.64 - $59.52
Q1 2019	127,686	$8,453	$56.47	$51.03 - $58.62
Q4 2018	129,358	$7,940	$59.51	$48.56 - $70.39
Q3 2018	112,346	$9,231	$67.74	$63.08 - $72.40
Q2 2018	105,540	$8,832	$66.34	$52.57 - $72.65
Q1 2018	92,022	$5,978	$57.44	$51.76 - $63.94
Q4 2017	84,487	$6,223	$55.11	$51.40 - $60.64
Q3 2017	86,278	$5,540	$48.86	$46.25 - $53.20
Q2 2017	85,775	$5,135	$48.52	$45.18 - $51.92
Q1 2017	83,573	$5,295	$52.10	$48.19 - $56.95
Q4 2016	330,680	$23,554	$55.00	$49.70 - $58.37
Q3 2016	331,979	$24,208	$57.39	$52.37 - $60.15
Q2 2016	332,708	$25,139	$56.73	$50.68 - $59.88
Q1 2016	520,601	$35,625	$50.37	$43.55 - $54.19
Q4 2015	516,831	$34,943	$53.45	$48.27 - $57.23
Q3 2015	522,951	$34,593	$51.32	$47.04 - $56.90
Q2 2015	555,289	$43,185	$56.86	$53.16 - $59.48
Q1 2015	563,944	$41,168	$55.77	$51.97 - $60.13
Q4 2014	556,621	$44,869	$59.30	$51.93 - $66.35
Q3 2014	560,764	$53,917	$68.03	$65.37 - $70.86
Q2 2014	560,914	$57,567	$66.18	$62.80 - $71.64
Q1 2014	566,624	$53,994	$62.47	$57.41 - $65.88
Q4 2013	593,319	$56,425	$63.37	$60.24 - $65.99
Q3 2013	661,474	$61,874	$59.24	$55.96 - $62.72
Q2 2013	765,154	$68,275	$57.83	$50.99 - $62.55