Calamos Advisors’s SLB Ltd SLB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$16.3M Sell
318,146
-177,868
-36% -$8.63M 0.06% 313
2025
Q4
$19M Sell
496,014
-269,220
-35% -$9.76M 0.07% 276
2025
Q3
$26.3M Buy
765,234
+438,188
+134% +$15.2M 0.1% 226
2025
Q2
$11.1M Hold
327,046
0.04% 383
2025
Q1
$13.7M Sell
327,046
-231,460
-41% -$9.48M 0.06% 332
2024
Q4
$21.4M Buy
558,506
+1,134
+0.2% +$47.6K 0.09% 245
2024
Q3
$23.4M Sell
557,372
-2,785
-0.5% -$124K 0.1% 233
2024
Q2
$26.4M Sell
560,157
-6,566
-1% -$317K 0.12% 205
2024
Q1
$31.1M Sell
566,723
-4,827
-0.8% -$243K 0.15% 181
2023
Q4
$29.7M Sell
571,550
-1,629
-0.3% -$88.5K 0.14% 188
2023
Q3
$33.4M Buy
573,179
+1,911
+0.3% +$111K 0.17% 161
2023
Q2
$28.1M Sell
571,268
-34,983
-6% -$1.67M 0.14% 190
2023
Q1
$29.8M Sell
606,251
-13,160
-2% -$699K 0.15% 175
2022
Q4
$33.1M Sell
619,411
-54,290
-8% -$2.7M 0.16% 170
2022
Q3
$24.2M Sell
673,701
-236,743
-26% -$8.58M 0.11% 218
2022
Q2
$32.6M Buy
910,444
+24,096
+3% +$1M 0.14% 171
2022
Q1
$36.6M Buy
886,348
+337,092
+61% +$13.2M 0.14% 179
2021
Q4
$16.4M Buy
549,256
+10,751
+2% +$339K 0.06% 324
2021
Q3
$16M Buy
538,505
+22,703
+4% +$650K 0.07% 293
2021
Q2
$16.5M Buy
515,802
+55,780
+12% +$1.71M 0.08% 285
2021
Q1
$12.5M Sell
460,022
-20,547
-4% -$541K 0.07% 292
2020
Q4
$10.5M Sell
480,569
-7,892
-2% -$149K 0.06% 324
2020
Q3
$7.6M Sell
488,461
-16,688
-3% -$310K 0.05% 368
2020
Q2
$9.29M Sell
505,149
-13,235
-3% -$232K 0.07% 311
2020
Q1
$6.99M Sell
518,384
-24,912
-5% -$721K 0.05% 336
2019
Q4
$21.8M Sell
543,296
-256,487
-32% -$9.16M 0.11% 223
2019
Q3
$27.3M Sell
799,783
-105,157
-12% -$3.84M 0.15% 194
2019
Q2
$36M Buy
904,940
+4,894
+0.5% +$197K 0.2% 149
2019
Q1
$39.2M Buy
900,046
+31,788
+4% +$1.37M 0.24% 124
2018
Q4
$31.3M Sell
868,258
-283,549
-25% -$14M 0.21% 140
2018
Q3
$70.2M Sell
1,151,807
-15,610
-1% -$1M 0.39% 53
2018
Q2
$78.3M Buy
1,167,417
+59,225
+5% +$4.07M 0.48% 38
2018
Q1
$71.8M Buy
1,108,192
+109,241
+11% +$7.63M 0.47% 41
2017
Q4
$67.3M Buy
998,951
+187,294
+23% +$12.1M 0.34% 46
2017
Q3
$56.6M Sell
811,657
-52,259
-6% -$3.46M 0.44% 53
2017
Q2
$56.9M Sell
863,916
-22,820
-3% -$1.64M 0.42% 56
2017
Q1
$69.3M Sell
886,736
-142,111
-14% -$11.6M 0.55% 40
2016
Q4
$86.4M Sell
1,028,847
-93,531
-8% -$7.67M 0.69% 28
2016
Q3
$88.3M Buy
1,122,378
+50,905
+5% +$4.04M 0.63% 29
2016
Q2
$84.7M Buy
1,071,473
+57,526
+6% +$4.41M 0.59% 34
2016
Q1
$74.8M Sell
1,013,947
-290,546
-22% -$20.4M 0.5% 49
2015
Q4
$91M Sell
1,304,493
-122,926
-9% -$9.2M 0.58% 36
2015
Q3
$98.4M Buy
1,427,419
+67,373
+5% +$5.33M 0.68% 29
2015
Q2
$117M Sell
1,360,046
-108,158
-7% -$9.76M 0.72% 24
2015
Q1
$123M Buy
1,468,204
+20,097
+1% +$1.67M 0.77% 22
2014
Q4
$124M Sell
1,448,107
-1,171,460
-45% -$108M 0.82% 21
2014
Q3
$266M Sell
2,619,567
-141,013
-5% -$15.4M 1.78% 3
2014
Q2
$326M Sell
2,760,580
-435,061
-14% -$44.8M 2.06% 3
2014
Q1
$312M Sell
3,195,641
-137,487
-4% -$12.4M 1.99% 4
2013
Q4
$300M Sell
3,333,128
-679,880
-17% -$61.4M 1.91% 4
2013
Q3
$355M Sell
4,013,008
-42,148
-1% -$3.46M 2.22% 2
2013
Q2
$291M Buy
+4,055,156
New +$300M 1.9% 6

Other funds holding SLB

Calamos Advisors's SLB Position: Q1 2026 in Review

Calamos Advisors reduced its SLB Ltd (SLB) stake by 36% in Q1 2026, selling an estimated $8.63M and leaving 318,146 shares worth $16.3M. The position accounts for 0.06% of the portfolio, ranked #313.

Calamos Advisors first reported a position in SLB in Q2 2013 and has held it in 52 quarters since. The position peaked at $355M in Q3 2013. 1,682 funds tracked by Wall St. Rank hold SLB as of Q1 2026.

  • Calamos Advisors held 318,146 shares of SLB Ltd worth $16.3M as of Q1 2026.
  • Calamos Advisors sold 177,868 SLB Ltd shares in Q1 2026, an estimated $8.63M.
  • SLB Ltd made up 0.06% of Calamos Advisors's portfolio in Q1 2026, its #313 holding.
  • Calamos Advisors first reported a position in SLB Ltd in Q2 2013 and has held it in 52 quarters since.
  • Calamos Advisors's SLB Ltd position peaked at $355M in Q3 2013.
  • 1,682 funds tracked by Wall St. Rank held SLB Ltd as of Q1 2026.

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