Tandem Investment Advisors’s QuidelOrtho QDEL Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
Sell
-7,460
Closed -$213K 93
2025
Q4
$213K Hold
7,460
0.01% 78
2025
Q3
$220K Hold
7,460
0.01% 77
2025
Q2
$215K Sell
7,460
-1,000
-12% -$29.6K 0.01% 64
2025
Q1
$296K Hold
8,460
0.01% 62
2024
Q4
$377K Hold
8,460
0.01% 59
2024
Q3
$386K Hold
8,460
0.01% 61
2024
Q2
$281K Hold
8,460
0.01% 65
2024
Q1
$406K Hold
8,460
0.02% 59
2023
Q4
$624K Hold
8,460
0.03% 55
2023
Q3
$618K Hold
8,460
0.03% 58
2023
Q2
$701K Hold
8,460
0.03% 55
2023
Q1
$754K Hold
8,460
0.04% 56
2022
Q4
$725K Sell
8,460
-125
-1% -$10.6K 0.04% 57
2022
Q3
$614K Sell
8,585
-200
-2% -$17.9K 0.04% 60
2022
Q2
$854K Sell
8,785
-160
-2% -$16.3K 0.05% 51
2022
Q1
$1.01M Sell
8,945
-530
-6% -$56.5K 0.06% 48
2021
Q4
$1.28M Hold
9,475
0.08% 47
2021
Q3
$1.34M Hold
9,475
0.11% 43
2021
Q2
$1.21M Hold
9,475
0.1% 43
2021
Q1
$1.21M Hold
9,475
0.12% 45
2020
Q4
$1.7M Sell
9,475
-6
-0.1% -$1.33K 0.18% 42
2020
Q3
$2.08M Buy
9,481
+6
+0.1% +$1.34K 0.26% 38
2020
Q2
$2.12M Hold
9,475
0.29% 41
2020
Q1
$927K Sell
9,475
-1,050
-10% -$84.9K 0.14% 47
2019
Q4
$790K Sell
10,525
-125
-1% -$8.07K 0.13% 45
2019
Q3
$653K Sell
10,650
-515
-5% -$31K 0.12% 44
2019
Q2
$662K Sell
11,165
-200
-2% -$12K 0.13% 45
2019
Q1
$744K Sell
11,365
-900
-7% -$54.4K 0.16% 42
2018
Q4
$599K Sell
12,265
-110
-0.9% -$6.57K 0.16% 43
2018
Q3
$806K Sell
12,375
-50
-0.4% -$3.5K 0.22% 35
2018
Q2
$826K Sell
12,425
-204
-2% -$12.3K 0.25% 34
2018
Q1
$654K Sell
12,629
-2,146
-15% -$99.9K 0.21% 34
2017
Q4
$640K Buy
+14,775
New +$604K 0.22% 41

Other funds holding QDEL

Tandem Investment Advisors's QDEL Position: Q1 2026 in Review

Tandem Investment Advisors sold out of QuidelOrtho (QDEL) in Q1 2026, closing a stake of 7,460 shares — an estimated $213K sold.

Tandem Investment Advisors first reported a position in QDEL in Q4 2017 and held it in 33 quarters. The position peaked at $2.12M in Q2 2020. 237 funds tracked by Wall St. Rank hold QDEL as of Q1 2026.

  • Tandem Investment Advisors reported no remaining QuidelOrtho position as of Q1 2026 after selling out during the quarter.
  • Tandem Investment Advisors sold 7,460 QuidelOrtho shares in Q1 2026, an estimated $213K.
  • Tandem Investment Advisors first reported a position in QuidelOrtho in Q4 2017 and held it in 33 quarters.
  • Tandem Investment Advisors's QuidelOrtho position peaked at $2.12M in Q2 2020.
  • 237 funds tracked by Wall St. Rank held QuidelOrtho as of Q1 2026.

Based on Tandem Investment Advisors's 13F filing for Q1 2026, filed 7 May 2026.