Nephros
NEPH
18 hedge funds and large institutions have $8.02M invested in Nephros in 2025 Q1 according to their latest regulatory filings, with 1 funds opening new positions, 5 increasing their positions, 5 reducing their positions, and 1 closing their positions.
16% more capital invested
Capital invested by funds: $6.91M → $8.02M (+$1.12M)
0% more funds holding
Funds holding: 18 → 18 (0)
0% more first-time investments, than exits
New positions opened: 1 | Existing positions closed: 1
0% more repeat investments, than reductions
Existing positions increased: 5 | Existing positions reduced: 5
0.7% less ownership
Funds ownership: 44.7% → 44.01% (-0.7%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Geode Capital Management
Boston,
Massachusetts
|
+$8.53K |
| 2 |
TCM
Topline Capital Management
Santa Monica,
California
|
+$3.45K |
| 3 |
Vanguard Group
Malvern,
Pennsylvania
|
+$3.39K |
| 4 |
TRCT
Tower Research Capital (TRC)
New York
|
+$312 |
| 5 |
Jones Financial Companies
Des Peres,
Missouri
|
+$49 |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
UBS Group
Zurich,
Switzerland
|
-$59.1K |
| 2 |
BA
Bard Associates
Chicago,
Illinois
|
-$18.9K |
| 3 |
EP
Elkhorn Partners
Omaha,
Nebraska
|
-$3.93K |
| 4 |
Citadel Advisors
Miami,
Florida
|
-$3.55K |
| 5 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$289 |
NEPH Hedge Fund Activity: Q1 2025 in Review
18 of the 7,464 institutional investors tracked by Wall St. Rank reported a position in Nephros (NEPH) for Q1 2025, worth a combined $8.02M — up 16% from $6.91M a quarter earlier.
Fund positioning in NEPH was balanced in Q1 2025: 1 fund opened new positions, 1 closed out, 5 added to existing stakes and 5 trimmed.
The largest buyer was Geode Capital Management, adding an estimated $8.53K. The largest seller was UBS Group, exiting entirely with an estimated $59.1K sold.
- 18 institutional investors held Nephros (NEPH) as of Q1 2025, unchanged from Q4 2024.
- Funds reported $8.02M of Nephros stock for Q1 2025, up 16% quarter-over-quarter.
- 1 fund opened new Nephros positions in Q1 2025 and 1 closed out, a net change of 0 holders.
- The largest Nephros buyer in Q1 2025 was Geode Capital Management, an estimated $8.53K added.
- The largest Nephros seller in Q1 2025 was UBS Group, an estimated $59.1K sold.
Based on aggregated 13F filings for Q1 2025.