ProPhase Labs
PRPH
PRPH was delisted on the 2nd of January, 2026.
35 hedge funds and large institutions have $8.56M invested in ProPhase Labs in 2023 Q3 according to their latest regulatory filings, with 5 funds opening new positions, 8 increasing their positions, 14 reducing their positions, and 15 closing their positions.
0.1% less ownership
Funds ownership: 1.27% → 1.16% (-0.1%)
22% less funds holding
Funds holding: 45 → 35 (-10)
43% less repeat investments, than reductions
Existing positions increased: 8 | Existing positions reduced: 14
46% less capital invested
Capital invested by funds: $15.8M → $8.56M (-$7.23M)
51% less call options, than puts
Call options by funds: $100K | Put options by funds: $203K
67% less first-time investments, than exits
New positions opened: 5 | Existing positions closed: 15
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
HighTower Advisors
Chicago,
Illinois
|
+$1.01M |
| 2 |
Goldman Sachs
New York
|
+$516K |
| 3 |
SW
SVB Wealth
Boston,
Massachusetts
|
+$279K |
| 4 |
KOC
Koss-Olinger Consulting
Gainesville,
Florida
|
+$99.1K |
| 5 |
CD
Chapin Davis
Baltimore,
Maryland
|
+$58.6K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AWE
Avidian Wealth Enterprises
Houston,
Texas
|
-$1.13M |
| 2 |
Ameriprise
Minneapolis,
Minnesota
|
-$673K |
| 3 |
GC
Globeflex Capital
San Diego,
California
|
-$408K |
| 4 |
First Trust Advisors
Wheaton,
Illinois
|
-$271K |
| 5 |
OSAM
O'Shaughnessy Asset Management
Stamford,
Connecticut
|
-$227K |
PRPH Hedge Fund Activity: Q3 2023 in Review
35 of the 6,310 institutional investors tracked by Wall St. Rank reported a position in ProPhase Labs (PRPH) for Q3 2023, worth a combined $8.56M — down 46% from $15.8M a quarter earlier.
Sellers outnumbered buyers: 15 funds closed out of PRPH and 5 opened new positions — a net loss of 10 holders — while 14 trimmed existing stakes and 8 added.
The largest buyer was HighTower Advisors, opening a new position worth an estimated $1.01M. The largest seller was Avidian Wealth Enterprises, exiting entirely with an estimated $1.13M sold.
- 35 institutional investors held ProPhase Labs (PRPH) as of Q3 2023, down from 45 in Q2 2023.
- Funds reported $8.56M of ProPhase Labs stock for Q3 2023, down 46% quarter-over-quarter.
- 5 funds opened new ProPhase Labs positions in Q3 2023 and 15 closed out, a net change of -10 holders.
- The largest ProPhase Labs buyer in Q3 2023 was HighTower Advisors, an estimated $1.01M added.
- The largest ProPhase Labs seller in Q3 2023 was Avidian Wealth Enterprises, an estimated $1.13M sold.
Based on aggregated 13F filings for Q3 2023.