QuidelOrtho
QDEL
237 hedge funds and large institutions have $1.35B invested in QuidelOrtho in 2026 Q1 according to their latest regulatory filings, with 44 funds opening new positions, 83 increasing their positions, 74 reducing their positions, and 44 closing their positions.
23% more call options, than puts
Call options by funds: $6.52M | Put options by funds: $5.3M
12% more repeat investments, than reductions
Existing positions increased: 83 | Existing positions reduced: 74
0% more first-time investments, than exits
New positions opened: 44 | Existing positions closed: 44
0.48% less ownership
Funds ownership: 121.27% → 120.8% (-0.48%)
2% less funds holding
Funds holding: 243 → 237 (-6)
33% less funds holding in top 10
Funds holding in top 10: 3 → 2 (-1)
43% less capital invested
Capital invested by funds: $2.35B → $1.35B (-$1B)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
NM
Newtyn Management
New York
|
+$37.9M |
| 2 |
Fidelity Investments
Boston,
Massachusetts
|
+$28.8M |
| 3 |
PCMI
Paradigm Capital Management Inc
Albany,
New York
|
+$17.1M |
| 4 |
Goldman Sachs
New York
|
+$16.1M |
| 5 |
PMG
Private Management Group
Irvine,
California
|
+$15.7M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
T. Rowe Price Investment Management
Baltimore,
Maryland
|
-$152M |
| 2 |
MIM
MetLife Investment Management
Whippany,
New Jersey
|
-$16.3M |
| 3 |
ACH
ArrowMark Colorado Holdings
Denver,
Colorado
|
-$12.1M |
| 4 |
RCMNY
Rubric Capital Management (New York)
New York
|
-$11.6M |
| 5 |
Balyasny Asset Management
Chicago,
Illinois
|
-$9.95M |
QDEL Hedge Fund Activity: Q1 2026 in Review
237 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in QuidelOrtho (QDEL) for Q1 2026, worth a combined $1.35B — down 43% from $2.35B a quarter earlier.
Fund positioning in QDEL was balanced in Q1 2026: 44 funds opened new positions, 44 closed out, 83 added to existing stakes and 74 trimmed.
The largest buyer was Newtyn Management, adding an estimated $37.9M. The largest seller was T. Rowe Price Investment Management, cutting an estimated $152M.
- 237 institutional investors held QuidelOrtho (QDEL) as of Q1 2026, down from 243 in Q4 2025.
- Funds reported $1.35B of QuidelOrtho stock for Q1 2026, down 43% quarter-over-quarter.
- 44 funds opened new QuidelOrtho positions in Q1 2026 and 44 closed out, a net change of 0 holders.
- The largest QuidelOrtho buyer in Q1 2026 was Newtyn Management, an estimated $37.9M added.
- The largest QuidelOrtho seller in Q1 2026 was T. Rowe Price Investment Management, an estimated $152M sold.
Based on aggregated 13F filings for Q1 2026.