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.