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David Shaw’s QuidelOrtho QDEL Stock Holding History

David Shaw’s Portfolio QDEL Stock Details QDEL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$2.25M Sell
128,500
-34,900
-21% -$461K ﹤0.01% 3094
2026
Q1 		$2.68M Buy
163,400
+87,200
+114% +$2.14M ﹤0.01% 2691
2025
Q4 		$2.18M Buy
76,200
+1,500
+2% +$40.6K ﹤0.01% 2989
2025
Q3 		$2.2M Buy
+74,700
New +$2.04M ﹤0.01% 2902
2025
Q1 		– Sell
-6,600
Closed -$294K – 4647
2024
Q4 		$294K Sell
6,600
-19,500
-75% -$798K ﹤0.01% 3900
2024
Q3 		$1.19M Sell
26,100
-28,200
-52% -$1.14M ﹤0.01% 3142
2024
Q2 		$1.8M Buy
+54,300
New +$2.22M ﹤0.01% 2739
2022
Q4 		– Sell
-9,900
Closed -$708K – 5072
2022
Q3 		$708K Sell
9,900
-100
-1% -$8.95K ﹤0.01% 3829
2022
Q2 		$972K Hold
10,000
– – ﹤0.01% 3655
2022
Q1 		$1.13M Sell
10,000
-32,800
-77% -$3.5M ﹤0.01% 3813
2021
Q4 		$5.78M Hold
42,800
– – ﹤0.01% 2226
2021
Q3 		$6.04M Sell
42,800
-800
-2% -$108K 0.01% 1935
2021
Q2 		$5.59M Buy
43,600
+20,700
+90% +$2.44M ﹤0.01% 1943
2021
Q1 		$2.93M Buy
+22,900
New +$4.23M ﹤0.01% 2252
2020
Q4 		– Sell
-3,000
Closed -$658K – 4119
2020
Q3 		$658K Buy
+3,000
New +$669K ﹤0.01% 3088
2014
Q4 		– Sell
-8,600
Closed -$231K – 4206
2014
Q3 		$231K Sell
8,600
-3,200
-27% -$76.3K ﹤0.01% 3824
2014
Q2 		$261K Buy
+11,800
New +$271K ﹤0.01% 3884

Other funds holding QDEL

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
NM
Newtyn Management New York $801M AUM 23.14% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Neuberger Berman Group
Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
RCMNY
Rubric Capital Management (New York) New York $10.9B AUM 70.31% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

David Shaw's QDEL Position: Q2 2026 in Review

David Shaw reduced its QuidelOrtho (QDEL) stake by 1.6% in Q2 2026, selling an estimated $59K and leaving 270,233 shares worth $4.73M. The position accounts for ﹤0.01% of the portfolio, ranked #2454.

David Shaw first reported a position in QDEL in Q2 2013 and has held it in 43 quarters since. The position peaked at $77M in Q4 2024. 244 funds tracked by Wall St. Rank hold QDEL as of Q2 2026.

  • David Shaw held 270,233 shares of QuidelOrtho worth $4.73M as of Q2 2026.
  • David Shaw sold 4,466 QuidelOrtho shares in Q2 2026, an estimated $59K.
  • QuidelOrtho made up ﹤0.01% of David Shaw's portfolio in Q2 2026, its #2454 holding.
  • David Shaw first reported a position in QuidelOrtho in Q2 2013 and has held it in 43 quarters since.
  • David Shaw's QuidelOrtho position peaked at $77M in Q4 2024.
  • 244 funds tracked by Wall St. Rank held QuidelOrtho as of Q2 2026.

Based on D.E. Shaw & Co's 13F filing for Q2 2026, filed 14 Aug 2026.