SEI Investments’s Amphenol APH Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $143M | Sell |
813,640
-353,924
| -30% | -$51M | 0.13% | 157 |
|
|
2026
Q1 | $148M | Sell |
1,167,564
-1,132,937
| -49% | -$159M | 0.14% | 148 |
|
|
2025
Q4 | $311M | Sell |
2,300,501
-157,280
| -6% | -$21M | 0.31% | 47 |
|
|
2025
Q3 | $304M | Buy |
2,457,781
+1,327,659
| +117% | +$146M | 0.33% | 48 |
|
|
2025
Q2 | $112M | Buy |
1,130,122
+40,723
| +4% | +$3.33M | 0.13% | 158 |
|
|
2025
Q1 | $71.5M | Buy |
1,089,399
+195,301
| +22% | +$13.3M | 0.09% | 244 |
|
|
2024
Q4 | $62.1M | Buy |
894,098
+41,656
| +5% | +$2.92M | 0.08% | 261 |
|
|
2024
Q3 | $55.5M | Buy |
852,442
+44,434
| +5% | +$2.88M | 0.07% | 298 |
|
|
2024
Q2 | $54.4M | Buy |
808,008
+205,874
| +34% | +$13M | 0.08% | 277 |
|
|
2024
Q1 | $34.7M | Buy |
602,134
+67,826
| +13% | +$3.55M | 0.05% | 403 |
|
|
2023
Q4 | $26.5M | Buy |
534,308
+9,124
| +2% | +$403K | 0.04% | 458 |
|
|
2023
Q3 | $22.1M | Buy |
525,184
+73,468
| +16% | +$3.16M | 0.04% | 495 |
|
|
2023
Q2 | $19.2M | Sell |
451,716
-159,052
| -26% | -$6.18M | 0.03% | 579 |
|
|
2023
Q1 | $25M | Buy |
610,768
+245,810
| +67% | +$9.71M | 0.05% | 446 |
|
|
2022
Q4 | $13.9M | Sell |
364,958
-239,380
| -40% | -$9.06M | 0.03% | 602 |
|
|
2022
Q3 | $20.2M | Buy |
604,338
+9,304
| +2% | +$338K | 0.05% | 461 |
|
|
2022
Q2 | $19.2M | Buy |
595,034
+258,314
| +77% | +$8.98M | 0.04% | 468 |
|
|
2022
Q1 | $12.7M | Buy |
336,720
+12,810
| +4% | +$496K | 0.03% | 666 |
|
|
2021
Q4 | $14.2M | Buy |
323,910
+25,286
| +8% | +$1.02M | 0.03% | 629 |
|
|
2021
Q3 | $11M | Sell |
298,624
-7,004
| -2% | -$257K | 0.02% | 696 |
|
|
2021
Q2 | $10.5M | Buy |
305,628
+140,472
| +85% | +$4.74M | 0.02% | 710 |
|
|
2021
Q1 | $10.3M | Sell |
165,156
-185,160
| -53% | -$6.01M | 0.03% | 658 |
|
|
2020
Q4 | $11.5M | Buy |
350,316
+58,868
| +20% | +$1.81M | 0.03% | 565 |
|
|
2020
Q3 | $7.93M | Buy |
291,448
+75,936
| +35% | +$2M | 0.02% | 649 |
|
|
2020
Q2 | $5.05M | Buy |
215,512
+62,132
| +41% | +$1.39M | 0.02% | 853 |
|
|
2020
Q1 | $2.8M | Buy |
153,380
+1,620
| +1% | +$38.6K | 0.01% | 1005 |
|
|
2019
Q4 | $4.12M | Sell |
151,760
-40,432
| -21% | -$1.03M | 0.01% | 1002 |
|
|
2019
Q3 | $4.63M | Sell |
192,192
-52,408
| -21% | -$1.21M | 0.01% | 968 |
|
|
2019
Q2 | $5.87M | Buy |
244,600
+9,380
| +4% | +$226K | 0.02% | 859 |
|
|
2019
Q1 | $5.56M | Sell |
235,220
-210,312
| -47% | -$4.7M | 0.02% | 853 |
|
|
2018
Q4 | $9.63M | Buy |
445,532
+128,520
| +41% | +$2.76M | 0.03% | 573 |
|
|
2018
Q3 | $7.47M | Sell |
317,012
-488,872
| -61% | -$11.4M | 0.03% | 661 |
|
|
2018
Q2 | $17.6M | Buy |
+805,884
| New | +$17.5M | 0.06% | 342 |
|
|
2018
Q1 | – | Sell |
-580,040
| Closed | -$12.7M | – | 3455 |
|
|
2017
Q4 | $12.7M | Sell |
580,040
-233,948
| -29% | -$5.15M | 0.04% | 508 |
|
|
2017
Q3 | $16.9M | Buy |
813,988
+120,292
| +17% | +$2.36M | 0.06% | 373 |
|
|
2017
Q2 | $12.8M | Buy |
693,696
+197,028
| +40% | +$3.6M | 0.05% | 452 |
|
|
2017
Q1 | $8.84M | Buy |
496,668
+357,024
| +256% | +$6.18M | 0.04% | 563 |
|
|
2016
Q4 | $2.81M | Sell |
139,644
-147,688
| -51% | -$2.46M | 0.01% | 1019 |
|
|
2016
Q3 | $4.66M | Buy |
287,332
+133,904
| +87% | +$2.03M | 0.02% | 735 |
|
|
2016
Q2 | $2.2M | Buy |
153,428
+62,304
| +68% | +$896K | 0.01% | 965 |
|
|
2016
Q1 | $1.32M | Sell |
91,124
-167,844
| -65% | -$2.18M | 0.01% | 1079 |
|
|
2015
Q4 | $3.38M | Sell |
258,968
-4,548
| -2% | -$60.8K | 0.02% | 790 |
|
|
2015
Q3 | $3.36M | Sell |
263,516
-45,700
| -15% | -$614K | 0.03% | 592 |
|
|
2015
Q2 | $4.48M | Sell |
309,216
-1,012
| -0.3% | -$14.5K | 0.04% | 494 |
|
|
2015
Q1 | $4.57M | Sell |
310,228
-296
| -0.1% | -$4.14K | 0.04% | 486 |
|
|
2014
Q4 | $4.18M | Buy |
+310,524
| New | +$3.97M | 0.04% | 484 |
|
Other funds holding APH
SEI Investments's APH Position: Q2 2026 in Review
SEI Investments reduced its Amphenol (APH) stake by 30% in Q2 2026, selling an estimated $51M and leaving 813,640 shares worth $143M. The position accounts for 0.13% of the portfolio, ranked #157.
SEI Investments first reported a position in APH in Q4 2014 and has held it in 46 quarters since. The position peaked at $311M in Q4 2025. 2,312 funds tracked by Wall St. Rank hold APH as of Q2 2026.
- SEI Investments held 813,640 shares of Amphenol worth $143M as of Q2 2026.
- SEI Investments sold 353,924 Amphenol shares in Q2 2026, an estimated $51M.
- Amphenol made up 0.13% of SEI Investments's portfolio in Q2 2026, its #157 holding.
- SEI Investments first reported a position in Amphenol in Q4 2014 and has held it in 46 quarters since.
- SEI Investments's Amphenol position peaked at $311M in Q4 2025.
- 2,312 funds tracked by Wall St. Rank held Amphenol as of Q2 2026.
Based on SEI Investments's 13F filing for Q2 2026, filed 14 Aug 2026.