BlackRock’s ProPhase Labs PRPH Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
Sell
-126
Closed -$56 5776
2025
Q4
$56 Sell
126
-2,677
-96% -$7.53K ﹤0.01% 5487
2025
Q3
$12.8K Hold
2,803
﹤0.01% 5196
2025
Q2
$11K Sell
2,803
-4,083
-59% -$13.7K ﹤0.01% 5215
2025
Q1
$27.8K Sell
6,886
-78
-1% -$358 ﹤0.01% 5033
2024
Q4
$52.7K Buy
6,964
+26
+0.4% +$365 ﹤0.01% 4937
2024
Q3
$168K Buy
6,938
+508
+8% +$14.3K ﹤0.01% 4565
2024
Q2
$269K Buy
6,430
+694
+12% +$36.4K ﹤0.01% 4486
2024
Q1
$371K Sell
5,736
-339
-6% -$17.2K ﹤0.01% 4456
2023
Q4
$275K Buy
6,075
+156
+3% +$7.11K ﹤0.01% 4563
2023
Q3
$259K Sell
5,919
-2,638
-31% -$154K ﹤0.01% 4611
2023
Q2
$621K Sell
8,557
-2,172
-20% -$177K ﹤0.01% 4431
2023
Q1
$818K Sell
10,729
-2,523
-19% -$203K ﹤0.01% 4391
2022
Q4
$1.28M Buy
13,252
+38
+0.3% +$4.11K ﹤0.01% 4329
2022
Q3
$1.49M Buy
13,214
+9,858
+294% +$1.15M ﹤0.01% 4322
2022
Q2
$425K Buy
3,356
+774
+30% +$68K ﹤0.01% 4821
2022
Q1
$180K Sell
2,582
-89
-3% -$6.19K ﹤0.01% 5128
2021
Q4
$191K Sell
2,671
-207
-7% -$12.9K ﹤0.01% 5113
2021
Q3
$150K Buy
2,878
+365
+15% +$21.7K ﹤0.01% 5045
2021
Q2
$156K Buy
2,513
+2,424
+2,724% +$136K ﹤0.01% 4950
2021
Q1
$7K Hold
89
﹤0.01% 5109
2020
Q4
$8K Buy
89
+77
+642% +$6.45K ﹤0.01% 4876
2020
Q3
$0 Hold
12
﹤0.01% 5139
2020
Q2
$0 Sell
12
-2,128
-99% -$35.3K ﹤0.01% 5105
2020
Q1
$41K Hold
2,140
﹤0.01% 4512
2019
Q4
$42K Hold
2,140
﹤0.01% 4558
2019
Q3
$42K Sell
2,140
-62
-3% -$1.23K ﹤0.01% 4557
2019
Q2
$47K Buy
2,202
+30
+1% +$883 ﹤0.01% 4584
2019
Q1
$66K Hold
2,172
﹤0.01% 4442
2018
Q4
$68K Hold
2,172
﹤0.01% 4424
2018
Q3
$65K Hold
2,172
﹤0.01% 4515
2018
Q2
$70K Buy
2,172
+1,466
+208% +$48.5K ﹤0.01% 4517
2018
Q1
$21K Buy
706
+473
+203% +$12K ﹤0.01% 4563
2017
Q4
$5K Buy
233
+162
+228% +$3.54K ﹤0.01% 4726
2017
Q3
$2K Sell
71
-4,724
-99% -$102K ﹤0.01% 4852
2017
Q2
$100K Buy
4,795
+4,199
+705% +$84.3K ﹤0.01% 4401
2017
Q1
$14K Buy
+596
New +$12.1K ﹤0.01% 4670

Other funds holding PRPH

BlackRock's PRPH Position: Q1 2026 in Review

BlackRock sold out of ProPhase Labs (PRPH) in Q1 2026, closing a stake of 126 shares — an estimated $56 sold.

BlackRock first reported a position in PRPH in Q1 2017 and held it in 36 quarters. The position peaked at $1.49M in Q3 2022. 2 funds tracked by Wall St. Rank hold PRPH as of Q1 2026.

  • BlackRock reported no remaining ProPhase Labs position as of Q1 2026 after selling out during the quarter.
  • BlackRock sold 126 ProPhase Labs shares in Q1 2026, an estimated $56.
  • BlackRock first reported a position in ProPhase Labs in Q1 2017 and held it in 36 quarters.
  • BlackRock's ProPhase Labs position peaked at $1.49M in Q3 2022.
  • 2 funds tracked by Wall St. Rank held ProPhase Labs as of Q1 2026.

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