Bruker
BRKR
339 hedge funds and large institutions have $4.31B invested in Bruker in 2025 Q3 according to their latest regulatory filings, with 62 funds opening new positions, 112 increasing their positions, 129 reducing their positions, and 90 closing their positions.
5.4% more ownership
Funds ownership: 81.99% → 87.39% (+5.4%)
9% more call options, than puts
Call options by funds: $21.2M | Put options by funds: $19.4M
8% less funds holding
Funds holding: 370 → 339 (-31)
13% less repeat investments, than reductions
Existing positions increased: 112 | Existing positions reduced: 129
16% less capital invested
Capital invested by funds: $5.12B → $4.31B (-$811M)
31% less first-time investments, than exits
New positions opened: 62 | Existing positions closed: 90
60% less funds holding in top 10
Funds holding in top 10: 5 → 2 (-3)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
OAG
Orbis Allan Gray
Hamilton,
Bermuda
|
+$337M |
| 2 |
Fidelity Investments
Boston,
Massachusetts
|
+$190M |
| 3 |
EDRH
Edmond de Rothschild Holding
Chambesy,
Switzerland
|
+$59.2M |
| 4 |
Point72 Asset Management
Stamford,
Connecticut
|
+$37.8M |
| 5 |
UBS Group
Zurich,
Switzerland
|
+$33.4M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
T. Rowe Price Investment Management
Baltimore,
Maryland
|
-$180M |
| 2 |
AQR Capital Management
Greenwich,
Connecticut
|
-$117M |
| 3 |
Citadel Advisors
Miami,
Florida
|
-$49.8M |
| 4 |
Goldman Sachs
New York
|
-$46.4M |
| 5 |
BBHC
Brown Brothers Harriman & Co
New York
|
-$36.6M |
BRKR Hedge Fund Activity: Q3 2025 in Review
339 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in Bruker (BRKR) for Q3 2025, worth a combined $4.31B — down 16% from $5.12B a quarter earlier.
Sellers outnumbered buyers: 90 funds closed out of BRKR and 62 opened new positions — a net loss of 28 holders — while 129 trimmed existing stakes and 112 added.
The largest buyer was Orbis Allan Gray, adding an estimated $337M. The largest seller was T. Rowe Price Investment Management, cutting an estimated $180M.
- 339 institutional investors held Bruker (BRKR) as of Q3 2025, down from 370 in Q2 2025.
- Funds reported $4.31B of Bruker stock for Q3 2025, down 16% quarter-over-quarter.
- 62 funds opened new Bruker positions in Q3 2025 and 90 closed out, a net change of -28 holders.
- The largest Bruker buyer in Q3 2025 was Orbis Allan Gray, an estimated $337M added.
- The largest Bruker seller in Q3 2025 was T. Rowe Price Investment Management, an estimated $180M sold.
Based on aggregated 13F filings for Q3 2025.