Qiagen
QGEN
338 hedge funds and large institutions have $6.84B invested in Qiagen in 2025 Q3 according to their latest regulatory filings, with 62 funds opening new positions, 124 increasing their positions, 110 reducing their positions, and 40 closing their positions.
254% more call options, than puts
Call options by funds: $61.4M | Put options by funds: $17.3M
55% more first-time investments, than exits
New positions opened: 62 | Existing positions closed: 40
13% more repeat investments, than reductions
Existing positions increased: 124 | Existing positions reduced: 110
7% more funds holding
Funds holding: 317 → 338 (+21)
5% less capital invested
Capital invested by funds: $7.23B → $6.84B (-$390M)
25% less funds holding in top 10
Funds holding in top 10: 4 → 3 (-1)
69.52% less ownership
Funds ownership: 69.52% → 0% (-70%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Boston Partners
Boston,
Massachusetts
|
+$192M |
| 2 |
Deutsche Bank
Frankfurt Am Main Ge,
Germany
|
+$87.4M |
| 3 |
T. Rowe Price Associates
Baltimore,
Maryland
|
+$75.9M |
| 4 |
Dimensional Fund Advisors
Austin,
Texas
|
+$62.2M |
| 5 |
Morgan Stanley
New York
|
+$40M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Wellington Management Group
Boston,
Massachusetts
|
-$129M |
| 2 |
UBS Group
Zurich,
Switzerland
|
-$59.5M |
| 3 |
NI
Nuance Investments
Kansas City,
Missouri
|
-$39.2M |
| 4 |
Millennium Management
New York
|
-$37.3M |
| 5 |
Massachusetts Financial Services
Boston,
Massachusetts
|
-$28M |
QGEN Hedge Fund Activity: Q3 2025 in Review
338 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Qiagen (QGEN) for Q3 2025, worth a combined $6.84B — down 5.4% from $7.23B a quarter earlier.
Buyers outnumbered sellers: 62 funds opened new QGEN positions and 40 closed out — a net gain of 22 holders — while 124 added to existing stakes and 110 trimmed.
The largest buyer was Boston Partners, opening a new position worth an estimated $192M. The largest seller was Wellington Management Group, cutting an estimated $129M.
- 338 institutional investors held Qiagen (QGEN) as of Q3 2025, up from 317 in Q2 2025.
- Funds reported $6.84B of Qiagen stock for Q3 2025, down 5.4% quarter-over-quarter.
- 62 funds opened new Qiagen positions in Q3 2025 and 40 closed out, a net change of +22 holders.
- The largest Qiagen buyer in Q3 2025 was Boston Partners, an estimated $192M added.
- The largest Qiagen seller in Q3 2025 was Wellington Management Group, an estimated $129M sold.
Based on aggregated 13F filings for Q3 2025.