Innospec
IOSP
260 hedge funds and large institutions have $1.86B invested in Innospec in 2025 Q4 according to their latest regulatory filings, with 30 funds opening new positions, 104 increasing their positions, 92 reducing their positions, and 30 closing their positions.
13% more repeat investments, than reductions
Existing positions increased: 104 | Existing positions reduced: 92
1.58% more ownership
Funds ownership: 96.49% → 98.07% (+1.6%)
1% more capital invested
Capital invested by funds: $1.85B → $1.86B (+$11.4M)
0% more first-time investments, than exits
New positions opened: 30 | Existing positions closed: 30
2% less funds holding
Funds holding: 266 → 260 (-6)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
WSL
Western Standard LLC
Los Angeles,
California
|
+$18.2M |
| 2 |
Goldman Sachs
New York
|
+$15.3M |
| 3 |
MVP
Medina Value Partners
Los Angeles,
California
|
+$10.8M |
| 4 |
Victory Capital Management
San Antonio,
Texas
|
+$8.62M |
| 5 |
GJL
Gendell Jeffrey L
|
+$8.34M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
First Trust Advisors
Wheaton,
Illinois
|
-$47.4M |
| 2 |
RA
Royce & Associates
New York
|
-$14.1M |
| 3 |
Janus Henderson Group
London,
|
-$8.1M |
| 4 |
Bank of New York Mellon
New York
|
-$5.84M |
| 5 |
Bank of America
Charlotte,
North Carolina
|
-$4M |
IOSP Hedge Fund Activity: Q4 2025 in Review
260 of the 8,267 institutional investors tracked by Wall St. Rank reported a position in Innospec (IOSP) for Q4 2025, worth a combined $1.86B — up 0.61% from $1.85B a quarter earlier.
Fund positioning in IOSP was balanced in Q4 2025: 30 funds opened new positions, 30 closed out, 104 added to existing stakes and 92 trimmed.
The largest buyer was Western Standard LLC, adding an estimated $18.2M. The largest seller was First Trust Advisors, cutting an estimated $47.4M.
- 260 institutional investors held Innospec (IOSP) as of Q4 2025, down from 266 in Q3 2025.
- Funds reported $1.86B of Innospec stock for Q4 2025, up 0.61% quarter-over-quarter.
- 30 funds opened new Innospec positions in Q4 2025 and 30 closed out, a net change of 0 holders.
- The largest Innospec buyer in Q4 2025 was Western Standard LLC, an estimated $18.2M added.
- The largest Innospec seller in Q4 2025 was First Trust Advisors, an estimated $47.4M sold.
Based on aggregated 13F filings for Q4 2025.