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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.

New
Increased
Maintained
Reduced
Closed

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)

Holders
237
Holders Change
-6
Holders Change %
-2.47%
% of All Funds
2.92%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.02%
New
44
Increased
83
Reduced
74
Closed
44
Calls
$6.52M
Puts
$5.3M
Net Calls
+$1.22M
Net Calls Change
+$540K

Top Buyers

1
NM
Newtyn Management
New York
+$37.9M
2
Fidelity Investments
Fidelity Investments
Massachusetts
+$28.8M
3
PCMI
Paradigm Capital Management Inc
New York
+$17.1M
4
Goldman Sachs
Goldman Sachs
New York
+$16.1M
5
PMG
Private Management Group
California
+$15.7M

Top Sellers

1
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
-$152M
2
MIM
MetLife Investment Management
New Jersey
-$16.3M
3
ACH
ArrowMark Colorado Holdings
Colorado
-$12.1M
4
RCMNY
Rubric Capital Management (New York)
New York
-$11.6M
5
Balyasny Asset Management
Balyasny Asset Management
Illinois
-$9.95M
Name Holding Trade Value Shares
Change 		Change in
Stake
Universal-Beteiligungs- und Servicegesellschaft
126
Universal-Beteiligungs- und Servicegesellschaft
Germany
$297K +$445K +18,100 New
COPPSERS
127
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$276K -$467 -19 -0.1%
TRSOTSOK
128
Teachers Retirement System of the State of Kentucky
Kentucky
$272K – – –
VIA
129
Vanguard Investments Australia
Australia
$259K +$387K +15,776 New
OPERF
130
Oregon Public Employees Retirement Fund
Oregon
$255K – – –
IIM
131
INTECH Investment Management
Florida
$244K -$229K -9,331 -39%
State of Tennessee, Department of Treasury
132
State of Tennessee, Department of Treasury
Tennessee
$243K – – –
Carson Wealth (CWM LLC)
133
Carson Wealth (CWM LLC)
Nebraska
$242K +$320K +13,019 +758%
KK
134
KLP Kapitalforvaltning
Norway
$237K – – –
AIM
135
Aigen Investment Management
New York
$234K +$350K +14,265 New
SDIC
136
South Dakota Investment Council
South Dakota
$224K – – –
Verition Fund Management
137
Verition Fund Management
Connecticut
$215K -$251K -10,216 -44%
BC
138
Bayforest Capital
United Kingdom
$213K +$318K +12,939 New
BIG
139
Brooklyn Investment Group
New York
$211K +$316K +12,858 New
Barclays
140
Barclays
United Kingdom
$206K -$2.42M -98,515 -89%
Pictet Asset Management
141
Pictet Asset Management
Switzerland
$204K – – –
VOYA Investment Management
142
VOYA Investment Management
Georgia
$196K -$8.4K -342 -3%
LCM
143
Legato Capital Management
California
$189K +$35.5K +1,444 +14%
IWA
144
Inspirion Wealth Advisors
Illinois
$188K – – –
Bank of Montreal
145
Bank of Montreal
Ontario, Canada
$183K +$17K +694 +7%
LTAS
146
Linden Thomas Advisory Services
North Carolina
$179K +$268K +10,903 New
Victory Capital Management
147
Victory Capital Management
Texas
$177K +$20.9K +850 +9%
BL
148
BFSG LLC
California
$175K +$142K +5,800 +120%
ProShare Advisors
149
ProShare Advisors
Maryland
$173K -$64.1K -2,611 -20%
Citigroup
150
Citigroup
New York
$170K -$96.4K -3,924 -27%
4 5
6
7 8

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.