Calamos Advisors’s Occidental Petroleum OXY Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$7.27M Sell
149,772
-2,784
-2% -$158K 0.02% 487
2026
Q1
$9.92M Hold
152,556
0.04% 403
2025
Q4
$6.27M Sell
152,556
-6,194
-4% -$258K 0.02% 493
2025
Q3
$7.5M Hold
158,750
0.03% 471
2025
Q2
$6.67M Hold
158,750
0.03% 508
2025
Q1
$7.84M Buy
158,750
+1,767
+1% +$86.3K 0.03% 441
2024
Q4
$7.76M Sell
156,983
-43
-0% -$2.17K 0.03% 450
2024
Q3
$8.09M Sell
157,026
-110,531
-41% -$6.31M 0.04% 457
2024
Q2
$16.9M Sell
267,557
-5,849
-2% -$375K 0.07% 278
2024
Q1
$17.8M Buy
273,406
+677
+0.2% +$40.4K 0.08% 273
2023
Q4
$16.3M Sell
272,729
-969
-0.4% -$59.1K 0.08% 296
2023
Q3
$17.8M Buy
273,698
+100,622
+58% +$6.33M 0.09% 268
2023
Q2
$10.2M Hold
173,076
0.05% 413
2023
Q1
$10.8M Sell
173,076
-21,637
-11% -$1.34M 0.05% 411
2022
Q4
$12.3M Sell
194,713
-34,428
-15% -$2.34M 0.06% 407
2022
Q3
$14.1M Hold
229,141
0.06% 349
2022
Q2
$13.5M Buy
229,141
+6,170
+3% +$379K 0.06% 387
2022
Q1
$12.7M Buy
222,971
+25,246
+13% +$1.12M 0.05% 446
2021
Q4
$5.73M Buy
197,725
+7,481
+4% +$235K 0.02% 653
2021
Q3
$5.63M Buy
190,244
+16,392
+9% +$438K 0.02% 575
2021
Q2
$5.44M Buy
173,852
+38,528
+28% +$1.03M 0.02% 540
2021
Q1
$3.6M Buy
135,324
+4,045
+3% +$101K 0.02% 611
2020
Q4
$2.27M Sell
131,279
-5,491
-4% -$75.3K 0.01% 625
2020
Q3
$1.37M Sell
136,770
-11,611
-8% -$164K 0.01% 623
2020
Q2
$2.71M Sell
148,381
-9,210
-6% -$145K 0.02% 549
2020
Q1
$1.82M Sell
157,591
-12,445
-7% -$409K 0.01% 553
2019
Q4
$7.01M Sell
170,036
-2,751
-2% -$110K 0.03% 443
2019
Q3
$7.68M Buy
172,787
+38,462
+29% +$1.82M 0.04% 412
2019
Q2
$6.75M Buy
134,325
+6,639
+5% +$374K 0.04% 439
2019
Q1
$8.45M Sell
127,686
-1,672
-1% -$110K 0.05% 353
2018
Q4
$7.94M Buy
129,358
+17,012
+15% +$1.2M 0.05% 337
2018
Q3
$9.23M Buy
112,346
+6,806
+6% +$550K 0.05% 335
2018
Q2
$8.83M Buy
105,540
+13,518
+15% +$1.08M 0.05% 337
2018
Q1
$5.98M Buy
92,022
+7,535
+9% +$527K 0.04% 397
2017
Q4
$6.22M Sell
84,487
-1,791
-2% -$122K 0.03% 360
2017
Q3
$5.54M Buy
86,278
+503
+0.6% +$30.6K 0.04% 350
2017
Q2
$5.13M Buy
85,775
+2,202
+3% +$135K 0.04% 375
2017
Q1
$5.29M Sell
83,573
-247,107
-75% -$16.4M 0.04% 360
2016
Q4
$23.6M Sell
330,680
-1,299
-0.4% -$92.3K 0.19% 160
2016
Q3
$24.2M Sell
331,979
-729
-0.2% -$54.6K 0.17% 180
2016
Q2
$25.1M Sell
332,708
-187,893
-36% -$14M 0.18% 176
2016
Q1
$35.6M Buy
520,601
+2,890
+0.6% +$194K 0.24% 139
2015
Q4
$34.9M Sell
517,711
-6,131
-1% -$441K 0.22% 141
2015
Q3
$34.6M Sell
523,842
-32,393
-6% -$2.26M 0.24% 136
2015
Q2
$43.2M Sell
556,235
-8,669
-2% -$677K 0.27% 116
2015
Q1
$41.2M Buy
564,904
+7,335
+1% +$567K 0.26% 119
2014
Q4
$44.9M Sell
557,569
-27,742
-5% -$2.3M 0.3% 99
2014
Q3
$53.9M Sell
585,311
-157
-0% -$15.1K 0.36% 77
2014
Q2
$57.6M Sell
585,468
-5,960
-1% -$560K 0.36% 79
2014
Q1
$54M Sell
591,428
-27,863
-4% -$2.49M 0.35% 84
2013
Q4
$56.4M Sell
619,291
-71,139
-10% -$6.5M 0.36% 72
2013
Q3
$61.9M Sell
690,430
-108,218
-14% -$9.3M 0.39% 66
2013
Q2
$68.3M Buy
+798,648
New +$67.5M 0.45% 61

Other funds holding OXY

Calamos Advisors's OXY Position: Q2 2026 in Review

Calamos Advisors reduced its Occidental Petroleum (OXY) stake by 1.8% in Q2 2026, selling an estimated $158K and leaving 149,772 shares worth $7.27M. The position accounts for 0.02% of the portfolio, ranked #487.

Calamos Advisors first reported a position in OXY in Q2 2013 and has held it in 53 quarters since. The position peaked at $68.3M in Q2 2013. 676 funds tracked by Wall St. Rank hold OXY as of Q2 2026.

  • Calamos Advisors held 149,772 shares of Occidental Petroleum worth $7.27M as of Q2 2026.
  • Calamos Advisors sold 2,784 Occidental Petroleum shares in Q2 2026, an estimated $158K.
  • Occidental Petroleum made up 0.02% of Calamos Advisors's portfolio in Q2 2026, its #487 holding.
  • Calamos Advisors first reported a position in Occidental Petroleum in Q2 2013 and has held it in 53 quarters since.
  • Calamos Advisors's Occidental Petroleum position peaked at $68.3M in Q2 2013.
  • 676 funds tracked by Wall St. Rank held Occidental Petroleum as of Q2 2026.

Based on Calamos Advisors's 13F filing for Q2 2026, filed 31 Jul 2026.