Insteel Industries
IIIN
187 hedge funds and large institutions have $503M invested in Insteel Industries in 2025 Q4 according to their latest regulatory filings, with 26 funds opening new positions, 71 increasing their positions, 69 reducing their positions, and 32 closing their positions.
3% more repeat investments, than reductions
Existing positions increased: 71 | Existing positions reduced: 69
0.24% more ownership
Funds ownership: 81.52% → 81.76% (+0.24%)
5% less funds holding
Funds holding: 196 → 187 (-9)
17% less capital invested
Capital invested by funds: $607M → $503M (-$104M)
19% less first-time investments, than exits
New positions opened: 26 | Existing positions closed: 32
49% less call options, than puts
Call options by funds: $402K | Put options by funds: $795K
100% less funds holding in top 10
Funds holding in top 10: 1 → 0 (-1)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
+$5.2M |
| 2 |
Invesco
Atlanta,
Georgia
|
+$4.05M |
| 3 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
+$3.34M |
| 4 |
Two Sigma Investments
New York
|
+$1.9M |
| 5 |
Citadel Advisors
Miami,
Florida
|
+$1.66M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
OAM
Oberweis Asset Management
Lisle,
Illinois
|
-$5.09M |
| 2 |
RA
Royce & Associates
New York
|
-$3.16M |
| 3 |
ZIM
Zacks Investment Management
Chicago,
Illinois
|
-$2.96M |
| 4 |
AQR Capital Management
Greenwich,
Connecticut
|
-$2.08M |
| 5 |
JCIA
Jackson Creek Investment Advisors
Castle Rock,
Colorado
|
-$1.77M |
IIIN Hedge Fund Activity: Q4 2025 in Review
187 of the 8,267 institutional investors tracked by Wall St. Rank reported a position in Insteel Industries (IIIN) for Q4 2025, worth a combined $503M — down 17% from $607M a quarter earlier.
Sellers outnumbered buyers: 32 funds closed out of IIIN and 26 opened new positions — a net loss of 6 holders — while 69 trimmed existing stakes and 71 added.
The largest buyer was BlackRock, adding an estimated $5.2M. The largest seller was Oberweis Asset Management, exiting entirely with an estimated $5.09M sold.
- 187 institutional investors held Insteel Industries (IIIN) as of Q4 2025, down from 196 in Q3 2025.
- Funds reported $503M of Insteel Industries stock for Q4 2025, down 17% quarter-over-quarter.
- 26 funds opened new Insteel Industries positions in Q4 2025 and 32 closed out, a net change of -6 holders.
- The largest Insteel Industries buyer in Q4 2025 was BlackRock, an estimated $5.2M added.
- The largest Insteel Industries seller in Q4 2025 was Oberweis Asset Management, an estimated $5.09M sold.
Based on aggregated 13F filings for Q4 2025.