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Aigen Investment Management’s QuidelOrtho QDEL Stock Holding History

Aigen Investment Management’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 		– Sell
-14,265
Closed -$234K – 752
2026
Q1 		$234K Buy
+14,265
New +$350K 0.06% 393
2022
Q1 		– Sell
-1,594
Closed -$244K – 975
2021
Q4 		$244K Buy
+1,594
New +$222K 0.02% 863
2021
Q3 		– Sell
-4,180
Closed -$536K – 622
2021
Q2 		$536K Sell
4,180
-14,166
-77% -$1.67M 0.09% 222
2021
Q1 		$2.35M Buy
18,346
+14,253
+348% +$2.63M 0.31% 77
2020
Q4 		$735K Buy
+4,093
New +$910K 0.1% 283

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

Aigen Investment Management's QDEL Position: Q2 2026 in Review

Aigen Investment Management sold out of QuidelOrtho (QDEL) in Q2 2026, closing a stake of 14,265 shares — an estimated $234K sold.

Aigen Investment Management first reported a position in QDEL in Q4 2020 and held it in 5 quarters. The position peaked at $2.35M in Q1 2021. 246 funds tracked by Wall St. Rank hold QDEL as of Q2 2026.

  • Aigen Investment Management reported no remaining QuidelOrtho position as of Q2 2026 after selling out during the quarter.
  • Aigen Investment Management sold 14,265 QuidelOrtho shares in Q2 2026, an estimated $234K.
  • Aigen Investment Management first reported a position in QuidelOrtho in Q4 2020 and held it in 5 quarters.
  • Aigen Investment Management's QuidelOrtho position peaked at $2.35M in Q1 2021.
  • 246 funds tracked by Wall St. Rank held QuidelOrtho as of Q2 2026.

Based on Aigen Investment Management's 13F filing for Q2 2026, filed 14 Aug 2026.