Bruker
BRKR
370 hedge funds and large institutions have $5.12B invested in Bruker in 2025 Q2 according to their latest regulatory filings, with 55 funds opening new positions, 155 increasing their positions, 124 reducing their positions, and 81 closing their positions.
25% more repeat investments, than reductions
Existing positions increased: 155 | Existing positions reduced: 124
1.84% more ownership
Funds ownership: 80.15% → 81.99% (+1.8%)
1% more capital invested
Capital invested by funds: $5.07B → $5.12B (+$44.6M)
0% more funds holding in top 10
Funds holding in top 10: 5 → 5 (0)
7% less funds holding
Funds holding: 399 → 370 (-29)
32% less first-time investments, than exits
New positions opened: 55 | Existing positions closed: 81
65% less call options, than puts
Call options by funds: $11.7M | Put options by funds: $33.7M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
OAG
Orbis Allan Gray
Hamilton,
Bermuda
|
+$181M |
| 2 |
AQR Capital Management
Greenwich,
Connecticut
|
+$71.4M |
| 3 |
EDRH
Edmond de Rothschild Holding
Chambesy,
Switzerland
|
+$58.1M |
| 4 |
Citadel Advisors
Miami,
Florida
|
+$56M |
| 5 |
Royal London Asset Management
United Kingdom
|
+$30.4M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Massachusetts Financial Services
Boston,
Massachusetts
|
-$100M |
| 2 |
AllianceBernstein
Nashville,
Tennessee
|
-$86.9M |
| 3 |
Fidelity Investments
Boston,
Massachusetts
|
-$85.8M |
| 4 |
JP Morgan Chase
New York
|
-$52M |
| 5 |
SCM
Steadfast Capital Management
New York
|
-$39.2M |
BRKR Hedge Fund Activity: Q2 2025 in Review
370 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in Bruker (BRKR) for Q2 2025, worth a combined $5.12B — up 0.88% from $5.07B a quarter earlier.
Sellers outnumbered buyers: 81 funds closed out of BRKR and 55 opened new positions — a net loss of 26 holders — while 124 trimmed existing stakes and 155 added.
The largest buyer was Orbis Allan Gray, opening a new position worth an estimated $181M. The largest seller was Massachusetts Financial Services, exiting entirely with an estimated $100M sold.
- 370 institutional investors held Bruker (BRKR) as of Q2 2025, down from 399 in Q1 2025.
- Funds reported $5.12B of Bruker stock for Q2 2025, up 0.88% quarter-over-quarter.
- 55 funds opened new Bruker positions in Q2 2025 and 81 closed out, a net change of -26 holders.
- The largest Bruker buyer in Q2 2025 was Orbis Allan Gray, an estimated $181M added.
- The largest Bruker seller in Q2 2025 was Massachusetts Financial Services, an estimated $100M sold.
Based on aggregated 13F filings for Q2 2025.