Plexus
PLXS
326 hedge funds and large institutions have $3.76B invested in Plexus in 2025 Q3 according to their latest regulatory filings, with 32 funds opening new positions, 112 increasing their positions, 124 reducing their positions, and 34 closing their positions.
625% more call options, than puts
Call options by funds: $5.04M | Put options by funds: $695K
8% more capital invested
Capital invested by funds: $3.5B → $3.76B (+$265M)
0.97% more ownership
Funds ownership: 95.43% → 96.4% (+0.97%)
0% more funds holding in top 10
Funds holding in top 10: 2 → 2 (0)
6% less first-time investments, than exits
New positions opened: 32 | Existing positions closed: 34
10% less repeat investments, than reductions
Existing positions increased: 112 | Existing positions reduced: 124
2% less funds holding
Funds holding: 331 → 326 (-5)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
FMI
Fiduciary Management Inc
Milwaukee,
Wisconsin
|
+$56.3M |
| 2 |
American Century Companies
Kansas City,
Missouri
|
+$45.7M |
| 3 |
N
Nuveen
Charlotte,
North Carolina
|
+$19.9M |
| 4 |
Balyasny Asset Management
Chicago,
Illinois
|
+$11.7M |
| 5 |
Arrowstreet Capital
Boston,
Massachusetts
|
+$9.9M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Millennium Management
New York
|
-$17.6M |
| 2 |
CSS
Cubist Systematic Strategies
Stamford,
Connecticut
|
-$14.4M |
| 3 |
Invesco
Atlanta,
Georgia
|
-$13.7M |
| 4 |
DGI
Disciplined Growth Investors
Minneapolis,
Minnesota
|
-$12.6M |
| 5 |
Assenagon Asset Management
Senningerberg,
Luxembourg
|
-$11.1M |
PLXS Hedge Fund Activity: Q3 2025 in Review
326 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in Plexus (PLXS) for Q3 2025, worth a combined $3.76B — up 7.6% from $3.5B a quarter earlier.
Sellers outnumbered buyers: 34 funds closed out of PLXS and 32 opened new positions — a net loss of 2 holders — while 124 trimmed existing stakes and 112 added.
The largest buyer was Fiduciary Management Inc, adding an estimated $56.3M. The largest seller was Millennium Management, cutting an estimated $17.6M.
- 326 institutional investors held Plexus (PLXS) as of Q3 2025, down from 331 in Q2 2025.
- Funds reported $3.76B of Plexus stock for Q3 2025, up 7.6% quarter-over-quarter.
- 32 funds opened new Plexus positions in Q3 2025 and 34 closed out, a net change of -2 holders.
- The largest Plexus buyer in Q3 2025 was Fiduciary Management Inc, an estimated $56.3M added.
- The largest Plexus seller in Q3 2025 was Millennium Management, an estimated $17.6M sold.
Based on aggregated 13F filings for Q3 2025.