Calamos Advisors’s Vertex Pharmaceuticals VRTX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$37.4M Sell
75,388
-2,498
-3% -$1.11M 0.12% 170
2026
Q1
$34.8M Buy
77,886
+33,917
+77% +$15.8M 0.12% 189
2025
Q4
$19.9M Sell
43,969
-1,784
-4% -$769K 0.07% 268
2025
Q3
$17.9M Hold
45,753
0.07% 297
2025
Q2
$20.4M Hold
45,753
0.08% 265
2025
Q1
$22.2M Buy
45,753
+509
+1% +$237K 0.1% 236
2024
Q4
$18.2M Hold
45,244
0.08% 275
2024
Q3
$21M Sell
45,244
-1,189
-3% -$571K 0.09% 262
2024
Q2
$21.8M Sell
46,433
-1,691
-4% -$734K 0.1% 238
2024
Q1
$20.1M Sell
48,124
-21,048
-30% -$8.9M 0.1% 248
2023
Q4
$28.1M Sell
69,172
-923
-1% -$341K 0.14% 196
2023
Q3
$24.4M Hold
70,095
0.13% 204
2023
Q2
$24.7M Sell
70,095
-11,477
-14% -$3.87M 0.12% 213
2023
Q1
$25.7M Sell
81,572
-10,185
-11% -$3.05M 0.13% 203
2022
Q4
$26.5M Sell
91,757
-16,171
-15% -$4.93M 0.12% 209
2022
Q3
$31.2M Buy
107,928
+37
+0% +$10.6K 0.14% 175
2022
Q2
$30.4M Buy
107,891
+2,904
+3% +$777K 0.13% 188
2022
Q1
$27.4M Buy
104,987
+13,837
+15% +$3.28M 0.1% 233
2021
Q4
$20M Sell
91,150
-19,807
-18% -$3.85M 0.07% 276
2021
Q3
$20.1M Sell
110,957
-17,046
-13% -$3.33M 0.09% 250
2021
Q2
$25.8M Sell
128,003
-71,266
-36% -$14.9M 0.12% 205
2021
Q1
$42.8M Buy
199,269
+57,190
+40% +$12.6M 0.23% 102
2020
Q4
$33.6M Sell
142,079
-4,076
-3% -$935K 0.19% 137
2020
Q3
$39.8M Sell
146,155
-25,789
-15% -$7.11M 0.26% 102
2020
Q2
$49.9M Buy
171,944
+57,288
+50% +$15.5M 0.35% 66
2020
Q1
$27.3M Buy
114,656
+72,931
+175% +$16.7M 0.21% 140
2019
Q4
$9.14M Sell
41,725
-727
-2% -$147K 0.05% 370
2019
Q3
$7.19M Buy
42,452
+3,681
+9% +$651K 0.04% 428
2019
Q2
$7.11M Buy
38,771
+1,928
+5% +$337K 0.04% 426
2019
Q1
$6.78M Buy
36,843
+408
+1% +$75.4K 0.04% 393
2018
Q4
$6.04M Buy
36,435
+5,455
+18% +$945K 0.04% 397
2018
Q3
$5.97M Sell
30,980
-3,148
-9% -$561K 0.03% 424
2018
Q2
$5.8M Buy
34,128
+4,028
+13% +$624K 0.04% 406
2018
Q1
$4.91M Buy
30,100
+1,418
+5% +$232K 0.03% 436
2017
Q4
$4.3M Sell
28,682
-547
-2% -$81K 0.02% 416
2017
Q3
$4.44M Buy
29,229
+1,022
+4% +$154K 0.03% 387
2017
Q2
$3.63M Buy
+28,207
New +$3.4M 0.03% 442
2014
Q1
Sell
-43,138
Closed -$3.21M 667
2013
Q4
$3.21M Buy
+43,138
New +$3M 0.02% 371

Other funds holding VRTX

Calamos Advisors's VRTX Position: Q2 2026 in Review

Calamos Advisors reduced its Vertex Pharmaceuticals (VRTX) stake by 3.2% in Q2 2026, selling an estimated $1.11M and leaving 75,388 shares worth $37.4M. The position accounts for 0.12% of the portfolio, ranked #170.

Calamos Advisors first reported a position in VRTX in Q4 2013 and has held it in 38 quarters since. The position peaked at $49.9M in Q2 2020. 1,014 funds tracked by Wall St. Rank hold VRTX as of Q2 2026.

  • Calamos Advisors held 75,388 shares of Vertex Pharmaceuticals worth $37.4M as of Q2 2026.
  • Calamos Advisors sold 2,498 Vertex Pharmaceuticals shares in Q2 2026, an estimated $1.11M.
  • Vertex Pharmaceuticals made up 0.12% of Calamos Advisors's portfolio in Q2 2026, its #170 holding.
  • Calamos Advisors first reported a position in Vertex Pharmaceuticals in Q4 2013 and has held it in 38 quarters since.
  • Calamos Advisors's Vertex Pharmaceuticals position peaked at $49.9M in Q2 2020.
  • 1,014 funds tracked by Wall St. Rank held Vertex Pharmaceuticals as of Q2 2026.

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