Oppenheimer & Co’s Illumina ILMN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$4.9M Sell
39,733
-2,921
-7% -$384K 0.06% 340
2025
Q4
$5.59M Buy
42,654
+479
+1% +$56.2K 0.08% 282
2025
Q3
$4.01M Sell
42,175
-74
-0.2% -$7.34K 0.05% 391
2025
Q2
$4.03M Sell
42,249
-214
-0.5% -$17.4K 0.05% 372
2025
Q1
$3.37M Buy
42,463
+1,795
+4% +$194K 0.05% 394
2024
Q4
$5.43M Sell
40,668
-219
-0.5% -$31.2K 0.08% 268
2024
Q3
$5.33M Sell
40,887
-10,424
-20% -$1.29M 0.08% 276
2024
Q2
$5.36M Sell
51,311
-1,974
-4% -$221K 0.09% 260
2024
Q1
$7.12M Buy
53,285
+10,331
+24% +$1.38M 0.12% 208
2023
Q4
$5.82M Sell
42,954
-14,208
-25% -$1.64M 0.11% 218
2023
Q3
$7.63M Sell
57,162
-1,890
-3% -$311K 0.16% 147
2023
Q2
$10.8M Sell
59,052
-98
-0.2% -$19.8K 0.22% 99
2023
Q1
$13.4M Buy
59,150
+1,221
+2% +$250K 0.28% 73
2022
Q4
$11.4M Sell
57,929
-5,356
-8% -$1.11M 0.26% 78
2022
Q3
$11.7M Sell
63,285
-4,727
-7% -$935K 0.27% 73
2022
Q2
$12.2M Sell
68,012
-1,043
-2% -$266K 0.26% 73
2022
Q1
$23.5M Sell
69,055
-1,508
-2% -$509K 0.42% 37
2021
Q4
$26.1M Sell
70,563
-82
-0.1% -$31.1K 0.46% 32
2021
Q3
$27.9M Buy
70,645
+705
+1% +$324K 0.52% 24
2021
Q2
$32.2M Sell
69,940
-409
-0.6% -$165K 0.58% 22
2021
Q1
$26.3M Sell
70,349
-27,393
-28% -$11.2M 0.52% 24
2020
Q4
$35.2M Sell
97,742
-4,918
-5% -$1.57M 0.74% 16
2020
Q3
$30.9M Buy
102,660
+17,899
+21% +$6.17M 0.77% 18
2020
Q2
$30.5M Buy
84,761
+2,403
+3% +$773K 0.79% 17
2020
Q1
$21.9M Sell
82,358
-1,648
-2% -$461K 0.66% 27
2019
Q4
$27.1M Sell
84,006
-4,201
-5% -$1.27M 0.67% 22
2019
Q3
$26.1M Sell
88,207
-802
-0.9% -$236K 0.71% 20
2019
Q2
$31.9M Sell
89,009
-5,400
-6% -$1.71M 0.87% 13
2019
Q1
$28.5M Sell
94,409
-13,801
-13% -$4.02M 0.76% 19
2018
Q4
$31.6M Buy
108,210
+14,537
+16% +$4.5M 0.99% 11
2018
Q3
$33.4M Buy
93,673
+1,134
+1% +$363K 0.85% 14
2018
Q2
$25.1M Sell
92,539
-481
-0.5% -$122K 0.68% 22
2018
Q1
$21.4M Buy
93,020
+820
+0.9% +$188K 0.55% 34
2017
Q4
$19.6M Buy
92,200
+884
+1% +$182K 0.5% 38
2017
Q3
$17.7M Buy
91,316
+1,484
+2% +$276K 0.47% 41
2017
Q2
$15.2M Sell
89,832
-19,320
-18% -$3.34M 0.42% 44
2017
Q1
$18.1M Buy
109,152
+668
+0.6% +$105K 0.51% 36
2016
Q4
$13.5M Sell
108,484
-6,547
-6% -$882K 0.39% 57
2016
Q3
$20.3M Sell
115,031
-1,940
-2% -$310K 0.59% 25
2016
Q2
$16M Sell
116,971
-156
-0.1% -$22.2K 0.48% 38
2016
Q1
$18.5M Buy
117,127
+5,590
+5% +$855K 0.56% 30
2015
Q4
$20.8M Sell
111,537
-3,008
-3% -$485K 0.62% 24
2015
Q3
$19.6M Buy
114,545
+3,369
+3% +$681K 0.6% 25
2015
Q2
$23.6M Sell
111,176
-21,736
-16% -$4.25M 0.66% 15
2015
Q1
$24M Buy
132,912
+2,349
+2% +$442K 0.65% 17
2014
Q4
$23.4M Buy
130,563
+39,196
+43% +$6.91M 0.67% 16
2014
Q3
$14.6M Sell
91,367
-1,517
-2% -$254K 0.43% 39
2014
Q2
$16.1M Sell
92,884
-1,327
-1% -$198K 0.49% 34
2014
Q1
$13.6M Sell
94,211
-16,965
-15% -$2.49M 0.41% 45
2013
Q4
$12M Buy
111,176
+1,779
+2% +$163K 0.38% 51
2013
Q3
$8.6M Buy
109,397
+18,081
+20% +$1.38M 0.3% 73
2013
Q2
$6.65M Buy
+91,316
New +$5.84M 0.26% 100

Other funds holding ILMN

Oppenheimer & Co's ILMN Position: Q1 2026 in Review

Oppenheimer & Co reduced its Illumina (ILMN) stake by 6.8% in Q1 2026, selling an estimated $384K and leaving 39,733 shares worth $4.9M. The position accounts for 0.06% of the portfolio, ranked #340.

Oppenheimer & Co first reported a position in ILMN in Q2 2013 and has held it in 52 quarters since. The position peaked at $35.2M in Q4 2020. 845 funds tracked by Wall St. Rank hold ILMN as of Q1 2026.

  • Oppenheimer & Co held 39,733 shares of Illumina worth $4.9M as of Q1 2026.
  • Oppenheimer & Co sold 2,921 Illumina shares in Q1 2026, an estimated $384K.
  • Illumina made up 0.06% of Oppenheimer & Co's portfolio in Q1 2026, its #340 holding.
  • Oppenheimer & Co first reported a position in Illumina in Q2 2013 and has held it in 52 quarters since.
  • Oppenheimer & Co's Illumina position peaked at $35.2M in Q4 2020.
  • 845 funds tracked by Wall St. Rank held Illumina as of Q1 2026.

Based on Oppenheimer & Co's 13F filing for Q1 2026, filed 24 Apr 2026.