GAMCO Investors’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 | $4.17M | Buy |
253,900
+16,680
| +7% | +$410K | 0.04% | 394 |
|
|
2025
Q4 | $6.78M | Buy |
237,220
+9,300
| +4% | +$252K | 0.07% | 299 |
|
|
2025
Q3 | $6.71M | Buy |
227,920
+4,160
| +2% | +$114K | 0.07% | 295 |
|
|
2025
Q2 | $6.45M | Sell |
223,760
-6,390
| -3% | -$189K | 0.06% | 306 |
|
|
2025
Q1 | $8.05M | Sell |
230,150
-340
| -0.1% | -$13.9K | 0.09% | 250 |
|
|
2024
Q4 | $10.3M | Sell |
230,490
-1,327
| -0.6% | -$54.3K | 0.11% | 226 |
|
|
2024
Q3 | $10.6M | Buy |
231,817
+8,722
| +4% | +$353K | 0.11% | 219 |
|
|
2024
Q2 | $7.41M | Buy |
223,095
+15,294
| +7% | +$626K | 0.08% | 266 |
|
|
2024
Q1 | $9.96M | Buy |
207,801
+7,121
| +4% | +$415K | 0.1% | 226 |
|
|
2023
Q4 | $14.8M | Buy |
200,680
+3,142
| +2% | +$212K | 0.16% | 171 |
|
|
2023
Q3 | $14.4M | Buy |
197,538
+2,960
| +2% | +$236K | 0.17% | 164 |
|
|
2023
Q2 | $16.1M | Sell |
194,578
-121
| -0.1% | -$10.6K | 0.17% | 155 |
|
|
2023
Q1 | $17.3M | Sell |
194,699
-47
| -0% | -$4.09K | 0.19% | 144 |
|
|
2022
Q4 | $16.7M | Buy |
194,746
+3,792
| +2% | +$321K | 0.18% | 154 |
|
|
2022
Q3 | $13.6M | Sell |
190,954
-500
| -0.3% | -$44.7K | 0.16% | 169 |
|
|
2022
Q2 | $18.6M | Sell |
191,454
-63
| -0% | -$6.42K | 0.2% | 143 |
|
|
2022
Q1 | $21.5M | Buy |
191,517
+5,075
| +3% | +$541K | 0.19% | 150 |
|
|
2021
Q4 | $25.2M | Sell |
186,442
-25,373
| -12% | -$3.53M | 0.22% | 135 |
|
|
2021
Q3 | $29.9M | Sell |
211,815
-4,825
| -2% | -$649K | 0.26% | 110 |
|
|
2021
Q2 | $27.8M | Buy |
216,640
+12,817
| +6% | +$1.51M | 0.24% | 120 |
|
|
2021
Q1 | $26.1M | Sell |
203,823
-3,977
| -2% | -$734K | 0.23% | 123 |
|
|
2020
Q4 | $37.3M | Sell |
207,800
-86,700
| -29% | -$19.3M | 0.35% | 82 |
|
|
2020
Q3 | $64.6M | Sell |
294,500
-54,600
| -16% | -$12.2M | 0.72% | 29 |
|
|
2020
Q2 | $78.1M | Sell |
349,100
-82,200
| -19% | -$12.9M | 0.89% | 19 |
|
|
2020
Q1 | $42.2M | Sell |
431,300
-2,800
| -0.6% | -$227K | 0.5% | 55 |
|
|
2019
Q4 | $32.6M | Sell |
434,100
-2,000
| -0.5% | -$129K | 0.26% | 110 |
|
|
2019
Q3 | $26.8M | Sell |
436,100
-19,800
| -4% | -$1.19M | 0.22% | 125 |
|
|
2019
Q2 | $27M | Sell |
455,900
-42,900
| -9% | -$2.57M | 0.21% | 129 |
|
|
2019
Q1 | $32.7M | Sell |
498,800
-6,900
| -1% | -$417K | 0.25% | 107 |
|
|
2018
Q4 | $24.7M | Sell |
505,700
-2,000
| -0.4% | -$119K | 0.21% | 137 |
|
|
2018
Q3 | $33.1M | Sell |
507,700
-33,000
| -6% | -$2.31M | 0.22% | 123 |
|
|
2018
Q2 | $36M | Sell |
540,700
-24,500
| -4% | -$1.48M | 0.25% | 113 |
|
|
2018
Q1 | $29.3M | Hold |
565,200
| – | – | 0.2% | 152 |
|
|
2017
Q4 | $24.5M | Sell |
565,200
-4,500
| -0.8% | -$184K | 0.15% | 180 |
|
|
2017
Q3 | $25M | Sell |
569,700
-56,400
| -9% | -$1.96M | 0.15% | 172 |
|
|
2017
Q2 | $17M | Hold |
626,100
| – | – | 0.11% | 208 |
|
|
2017
Q1 | $14.2M | Hold |
626,100
| – | – | 0.09% | 223 |
|
|
2016
Q4 | $13.4M | Hold |
626,100
| – | – | 0.08% | 223 |
|
|
2016
Q3 | $13.8M | Hold |
626,100
| – | – | 0.09% | 216 |
|
|
2016
Q2 | $11.2M | Buy |
626,100
+2,000
| +0.3% | +$34.6K | 0.07% | 243 |
|
|
2016
Q1 | $10.8M | Buy |
624,100
+24,100
| +4% | +$403K | 0.07% | 246 |
|
|
2015
Q4 | $12.7M | Hold |
600,000
| – | – | 0.08% | 229 |
|
|
2015
Q3 | $11.3M | Hold |
600,000
| – | – | 0.07% | 249 |
|
|
2015
Q2 | $13.8M | Hold |
600,000
| – | – | 0.07% | 242 |
|
|
2015
Q1 | $16.2M | Hold |
600,000
| – | – | 0.08% | 232 |
|
|
2014
Q4 | $17.4M | Hold |
600,000
| – | – | 0.09% | 228 |
|
|
2014
Q3 | $16.1M | Sell |
600,000
-1,000
| -0.2% | -$23.9K | 0.09% | 236 |
|
|
2014
Q2 | $13.3M | Hold |
601,000
| – | – | 0.07% | 267 |
|
|
2014
Q1 | $16.4M | Hold |
601,000
| – | – | 0.09% | 228 |
|
|
2013
Q4 | $18.6M | Sell |
601,000
-2,091
| -0.3% | -$53.7K | 0.1% | 221 |
|
|
2013
Q3 | $17.1M | Buy |
603,091
+10,000
| +2% | +$273K | 0.1% | 216 |
|
|
2013
Q2 | $15.1M | Buy |
+593,091
| New | +$13.9M | 0.1% | 230 |
|
Other funds holding QDEL
NM
VPM
RCMNY
VCM
GAMCO Investors's QDEL Position: Q1 2026 in Review
GAMCO Investors increased its QuidelOrtho (QDEL) stake by 7% in Q1 2026, buying an estimated $410K and bringing the position to 253,900 shares worth $4.17M. The position accounts for 0.04% of the portfolio, ranked #394.
GAMCO Investors first reported a position in QDEL in Q2 2013 and has held it in 52 quarters since. The position peaked at $78.1M in Q2 2020. 237 funds tracked by Wall St. Rank hold QDEL as of Q1 2026.
- GAMCO Investors held 253,900 shares of QuidelOrtho worth $4.17M as of Q1 2026.
- GAMCO Investors bought 16,680 QuidelOrtho shares in Q1 2026, an estimated $410K.
- QuidelOrtho made up 0.04% of GAMCO Investors's portfolio in Q1 2026, its #394 holding.
- GAMCO Investors first reported a position in QuidelOrtho in Q2 2013 and has held it in 52 quarters since.
- GAMCO Investors's QuidelOrtho position peaked at $78.1M in Q2 2020.
- 237 funds tracked by Wall St. Rank held QuidelOrtho as of Q1 2026.
Based on GAMCO Investors's 13F filing for Q1 2026, filed 14 May 2026.