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QuidelOrtho
QDEL

Overview Fund Activity

265 hedge funds and large institutions have $2.62B invested in QuidelOrtho in 2025 Q1 according to their latest regulatory filings, with 33 funds opening new positions, 105 increasing their positions, 88 reducing their positions, and 38 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
265
Holders Change
-8
Holders Change %
-2.93%
% of All Funds
3.6%
Holding in Top 10
6
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.08%
New
33
Increased
105
Reduced
88
Closed
38
Calls
$13.7M
Puts
$11.6M
Net Calls
+$2.16M
Net Calls Change
+$1.15M

Top Buyers

1
AQR Capital Management
AQR Capital Management
Connecticut
+$62.8M
2
Morgan Stanley
Morgan Stanley
New York
+$24.9M
3
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
+$21M
4
RCMNY
Rubric Capital Management (New York)
New York
+$20.6M
5
FCM
Frontier Capital Management
Massachusetts
+$18.8M

Top Sellers

1
Millennium Management
Millennium Management
New York
-$37.4M
2
MF
Magnetar Financial
Illinois
-$30.4M
3
SCM
Soleus Capital Management
Connecticut
-$24.4M
4
Goldman Sachs
Goldman Sachs
New York
-$21M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$13.5M
Name Holding Trade Value Shares
Change 		Shares
Change %
William Blair & Company
276
William Blair & Company
Illinois
– -$1.11M -24,937 Closed
Universal-Beteiligungs- und Servicegesellschaft
277
Universal-Beteiligungs- und Servicegesellschaft
Germany
– -$969K -21,750 Closed
Wolverine Trading
278
Wolverine Trading
Illinois
– -$934K -21,223 Closed
MP
279
Mangrove Partners
Connecticut
– -$825K -18,529 Closed
BCM
280
Bayesian Capital Management
New York
– -$775K -17,400 Closed
QT
281
Quantbot Technologies
New York
– -$612K -13,736 Closed
YIH
282
Y-Intercept (HK)
Hong Kong
– -$602K -13,506 Closed
BC
283
Bridgefront Capital
Texas
– -$382K -8,564 Closed
CM
284
Capula Management
Cayman Islands
– -$350K -7,860 Closed
FC
285
Farringdon Capital
United Kingdom
– -$309K -6,929 Closed
OTL
286
Oak Thistle LLC
New York
– -$301K -6,752 Closed
AI
287
Atom Investors
Texas
– -$294K -6,593 Closed
BA
288
Bridgewater Associates
Connecticut
– -$279K -6,257 Closed
HIMC
289
Heritage Investors Management Corp
Maryland
– -$267K -5,998 Closed
CAM
290
Claret Asset Management
Quebec, Canada
– -$236K -5,304 Closed
LPL Financial
291
LPL Financial
California
– -$221K -4,951 Closed
UA
292
Unison Advisors
District of Columbia
– -$217K -4,864 Closed
HI
293
Humankind Investments
New York
– -$211K -4,726 Closed
CT
294
Colonial Trust
South Carolina
– -$21.2K -475 Closed
VWM
295
Venturi Wealth Management
Texas
– -$15.7K -353 Closed
RA
296
Rise Advisors
New York
– -$12.3K -275 Closed
SO
297
Sierra Ocean
California
– -$4.99K -112 Closed
EBA
298
Eagle Bay Advisors
New York
– -$1.38K -31 Closed
BBHC
299
Brown Brothers Harriman & Co
New York
– -$446 -10 Closed
TSMHT
300
Thurston Springer Miller Herd & Titak
Indiana
– -$222 -5 Closed
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12
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