Mariner’s Blackstone BX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$53M Sell
461,328
-4,845
-1% -$630K 0.06% 249
2025
Q4
$71.9M Buy
466,173
+9,369
+2% +$1.42M 0.09% 198
2025
Q3
$78M Buy
456,804
+55,405
+14% +$9.49M 0.1% 166
2025
Q2
$60M Sell
401,399
-19,221
-5% -$2.64M 0.09% 201
2025
Q1
$58.8M Buy
420,620
+26,272
+7% +$4.26M 0.1% 184
2024
Q4
$68M Buy
394,348
+17,877
+5% +$3.11M 0.11% 155
2024
Q3
$57.7M Buy
376,471
+3,510
+0.9% +$487K 0.1% 187
2024
Q2
$46.2M Buy
372,961
+75,538
+25% +$9.3M 0.09% 205
2024
Q1
$39.1M Buy
297,423
+5,142
+2% +$642K 0.08% 220
2023
Q4
$38.3M Buy
292,281
+25,017
+9% +$2.71M 0.09% 205
2023
Q3
$28.6M Sell
267,264
-3,913
-1% -$407K 0.08% 232
2023
Q2
$25.2M Buy
271,177
+1,881
+0.7% +$162K 0.07% 245
2023
Q1
$23.6M Buy
269,296
+3,830
+1% +$338K 0.07% 258
2022
Q4
$19.7M Buy
265,466
+26,339
+11% +$2.27M 0.06% 277
2022
Q3
$20M Buy
239,127
+9,317
+4% +$902K 0.08% 229
2022
Q2
$21M Buy
229,810
+27,472
+14% +$2.97M 0.09% 225
2022
Q1
$25.7M Buy
202,338
+30,320
+18% +$3.7M 0.1% 211
2021
Q4
$22.3M Buy
172,018
+93,515
+119% +$12.5M 0.09% 205
2021
Q3
$9.13M Buy
78,503
+10,649
+16% +$1.24M 0.05% 283
2021
Q2
$6.59M Buy
67,854
+1,478
+2% +$131K 0.04% 289
2021
Q1
$4.95M Buy
66,376
+205
+0.3% +$14.2K 0.03% 313
2020
Q4
$4.29M Buy
66,171
+9,328
+16% +$543K 0.03% 305
2020
Q3
$2.97M Buy
56,843
+2,732
+5% +$146K 0.03% 323
2020
Q2
$3.07M Buy
54,111
+708
+1% +$37.3K 0.03% 325
2020
Q1
$2.44M Sell
53,403
-2,474
-4% -$137K 0.03% 335
2019
Q4
$3.13M Sell
55,877
-1,062
-2% -$55.1K 0.03% 321
2019
Q3
$2.78M Sell
56,939
-2,603
-4% -$127K 0.03% 317
2019
Q2
$2.65M Buy
59,542
+14,957
+34% +$597K 0.03% 347
2019
Q1
$1.56M Buy
44,585
+4,799
+12% +$160K 0.02% 416
2018
Q4
$1.19M Buy
39,786
+306
+0.8% +$10.1K 0.02% 402
2018
Q3
$1.5M Buy
39,480
+3,538
+10% +$128K 0.04% 332
2018
Q2
$1.16M Buy
35,942
+5,876
+20% +$187K 0.03% 373
2018
Q1
$961K Buy
30,066
+5,689
+23% +$194K 0.03% 318
2017
Q4
$781K Buy
+24,377
New +$794K 0.03% 323
2016
Q4
Sell
-13,872
Closed -$355K 589
2016
Q3
$355K Buy
+13,872
New +$366K 0.02% 433
2016
Q2
Sell
-7,210
Closed -$202K 550
2016
Q1
$202K Buy
7,210
+200
+3% +$5.28K 0.01% 475
2015
Q4
$205K Buy
+7,010
New +$223K 0.01% 417

Other funds holding BX

Mariner's BX Position: Q1 2026 in Review

Mariner reduced its Blackstone (BX) stake by 1% in Q1 2026, selling an estimated $630K and leaving 461,328 shares worth $53M. The position accounts for 0.06% of the portfolio, ranked #249.

Mariner first reported a position in BX in Q4 2015 and has held it in 37 quarters since. The position peaked at $78M in Q3 2025. 2,125 funds tracked by Wall St. Rank hold BX as of Q1 2026.

  • Mariner held 461,328 shares of Blackstone worth $53M as of Q1 2026.
  • Mariner sold 4,845 Blackstone shares in Q1 2026, an estimated $630K.
  • Blackstone made up 0.06% of Mariner's portfolio in Q1 2026, its #249 holding.
  • Mariner first reported a position in Blackstone in Q4 2015 and has held it in 37 quarters since.
  • Mariner's Blackstone position peaked at $78M in Q3 2025.
  • 2,125 funds tracked by Wall St. Rank held Blackstone as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.