Calamos Advisors
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Calamos Advisors’s Halliburton HAL Stock Holding History

Calamos Advisors’s Portfolio HAL Stock Details HAL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$10.5M Buy
269,500
+242,800
+909% +$8.4M 0.04% 394
2025
Q4 		$755K Buy
+26,700
New +$705K ﹤0.01% 721
2019
Q3 		– Sell
-356,623
Closed -$8.11M – 768
2019
Q2 		$8.11M Buy
356,623
+17,762
+5% +$461K 0.05% 388
2019
Q1 		$9.93M Sell
338,861
-42,986
-11% -$1.3M 0.06% 306
2018
Q4 		$10.1M Sell
381,847
-60,034
-14% -$2.03M 0.07% 297
2018
Q3 		$17.9M Sell
441,881
-1,092,139
-71% -$45.2M 0.1% 235
2018
Q2 		$69.1M Buy
1,534,020
+264,318
+21% +$13.2M 0.42% 48
2018
Q1 		$59.6M Buy
1,269,702
+534,650
+73% +$26.4M 0.39% 61
2017
Q4 		$35.9M Sell
735,052
-2,932
-0.4% -$129K 0.18% 115
2017
Q3 		$34M Sell
737,984
-79,890
-10% -$3.35M 0.26% 117
2017
Q2 		$34.9M Sell
817,874
-10,089
-1% -$463K 0.26% 109
2017
Q1 		$40.7M Sell
827,963
-21,816
-3% -$1.17M 0.32% 89
2016
Q4 		$46M Buy
849,779
+466,053
+121% +$23.2M 0.37% 71
2016
Q3 		$17.2M Buy
383,726
+276,921
+259% +$12.1M 0.12% 208
2016
Q2 		$4.84M Buy
106,805
+37
+0% +$1.52K 0.03% 347
2016
Q1 		$3.81M Buy
106,768
+6,080
+6% +$198K 0.03% 370
2015
Q4 		$3.43M Buy
100,688
+1,750
+2% +$66K 0.02% 389
2015
Q3 		$3.5M Buy
98,938
+7,632
+8% +$300K 0.02% 391
2015
Q2 		$3.93M Sell
91,306
-5,151
-5% -$237K 0.02% 396
2015
Q1 		$4.23M Buy
96,457
+57
+0.1% +$2.38K 0.03% 394
2014
Q4 		$3.79M Sell
96,400
-29,500
-23% -$1.44M 0.03% 391
2014
Q3 		$8.12M Hold
125,900
– – 0.05% 282
2014
Q2 		$8.94M Buy
125,900
+36,900
+41% +$2.37M 0.06% 266
2014
Q1 		$5.24M Hold
89,000
– – 0.03% 312
2013
Q4 		$4.52M Hold
89,000
– – 0.03% 331
2013
Q3 		$4.29M Hold
89,000
– – 0.03% 316
2013
Q2 		$3.71M Buy
+89,000
New +$3.72M 0.02% 321

Other funds holding HAL

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Calamos Advisors's HAL Position: Q1 2026 in Review

Calamos Advisors increased its Halliburton (HAL) stake by 909% in Q1 2026, buying an estimated $8.4M and bringing the position to 269,500 shares worth $10.5M. The position accounts for 0.04% of the portfolio, ranked #394.

Calamos Advisors first reported a position in HAL in Q2 2013 and has held it in 27 quarters since. The position peaked at $69.1M in Q2 2018. 1,188 funds tracked by Wall St. Rank hold HAL as of Q1 2026.

  • Calamos Advisors held 269,500 shares of Halliburton worth $10.5M as of Q1 2026.
  • Calamos Advisors bought 242,800 Halliburton shares in Q1 2026, an estimated $8.4M.
  • Halliburton made up 0.04% of Calamos Advisors's portfolio in Q1 2026, its #394 holding.
  • Calamos Advisors first reported a position in Halliburton in Q2 2013 and has held it in 27 quarters since.
  • Calamos Advisors's Halliburton position peaked at $69.1M in Q2 2018.
  • 1,188 funds tracked by Wall St. Rank held Halliburton as of Q1 2026.

Based on Calamos Advisors's 13F filing for Q1 2026, filed 4 May 2026.