Casdin Capital’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
$65.3M Sell
530,000
-70,000
-12% -$9.19M 4.95% 6
2025
Q4
$78.7M Buy
600,000
+75,000
+14% +$8.8M 4.89% 7
2025
Q3
$49.9M Sell
525,000
-120,000
-19% -$11.9M 4.16% 7
2025
Q2
$61.5M Buy
645,000
+50,000
+8% +$4.06M 5.6% 5
2025
Q1
$47.2M Sell
595,000
-155,000
-21% -$16.8M 3.86% 7
2024
Q4
$100M Hold
750,000
6.67% 6
2024
Q3
$97.8M Buy
750,000
+270,000
+56% +$33.3M 6.52% 6
2024
Q2
$50.1M Buy
480,000
+225,056
+88% +$25.2M 3.83% 8
2024
Q1
$34.1M Sell
254,944
-66,820
-21% -$8.96M 2.53% 13
2023
Q4
$43.6M Buy
321,764
+296,064
+1,152% +$34.2M 4.28% 7
2023
Q3
$3.43M Sell
25,700
-133,640
-84% -$22M 0.38% 32
2023
Q2
$29.1M Sell
159,340
-123,360
-44% -$25M 2.54% 17
2023
Q1
$64M Sell
282,700
-113,080
-29% -$23.1M 5.27% 5
2022
Q4
$77.8M Hold
395,780
6.03% 5
2022
Q3
$73.5M Buy
+395,780
New +$78.3M 4.83% 8
2020
Q4
Sell
-30,840
Closed -$9.27M 53
2020
Q3
$9.27M Hold
30,840
0.42% 37
2020
Q2
$11.1M Hold
30,840
0.66% 33
2020
Q1
$8.19M Sell
30,840
-30,840
-50% -$8.62M 0.87% 32
2019
Q4
$19.9M Hold
61,680
1.83% 18
2019
Q3
$18.3M Hold
61,680
1.89% 18
2019
Q2
$22.1M Hold
61,680
2.07% 16
2019
Q1
$18.6M Hold
61,680
2.05% 18
2018
Q4
$18M Sell
61,680
-11,822
-16% -$3.66M 3.08% 15
2018
Q3
$26.2M Hold
73,502
3.19% 14
2018
Q2
$20M Hold
73,502
2.79% 16
2018
Q1
$16.9M Buy
73,502
+28,270
+63% +$6.48M 2.97% 16
2017
Q4
$9.61M Hold
45,232
2.34% 18
2017
Q3
$8.77M Buy
45,232
+12,850
+40% +$2.39M 2.47% 19
2017
Q2
$5.47M Buy
+32,382
New +$5.6M 2.02% 21
2017
Q1
Sell
-25,700
Closed -$3.2M 31
2016
Q4
$3.2M Buy
+25,700
New +$3.46M 2.64% 15
2016
Q1
Sell
-30,840
Closed -$5.76M 32
2015
Q4
$5.76M Buy
+30,840
New +$4.98M 5.09% 10

Other funds holding ILMN

Casdin Capital's ILMN Position: Q1 2026 in Review

Casdin Capital reduced its Illumina (ILMN) stake by 12% in Q1 2026, selling an estimated $9.19M and leaving 530,000 shares worth $65.3M. The position accounts for 4.95% of the portfolio, ranked #6.

Casdin Capital first reported a position in ILMN in Q4 2015 and has held it in 31 quarters since. The position peaked at $100M in Q4 2024. 845 funds tracked by Wall St. Rank hold ILMN as of Q1 2026.

  • Casdin Capital held 530,000 shares of Illumina worth $65.3M as of Q1 2026.
  • Casdin Capital sold 70,000 Illumina shares in Q1 2026, an estimated $9.19M.
  • Illumina made up 4.95% of Casdin Capital's portfolio in Q1 2026, its #6 holding.
  • Casdin Capital first reported a position in Illumina in Q4 2015 and has held it in 31 quarters since.
  • Casdin Capital's Illumina position peaked at $100M in Q4 2024.
  • 845 funds tracked by Wall St. Rank held Illumina as of Q1 2026.

Based on Casdin Capital's 13F filing for Q1 2026, filed 15 May 2026.