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
VPM
VCM
CM
SC
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.