Blue Water Life Science Advisors, LP reported 9 positions worth $158.75M for the quarter ended Jun 30, 2026, up 27.3% on the prior quarter. It opened 0 new positions, added to 3, trimmed 4 and exited 1. Its largest holding is CareDx, Inc. at 21.4% of the portfolio.
Reported 13F market value at each quarter end. A change mixes trading with price moves in the positions held.
Dollar value of shares bought and sold each quarter, at that quarter’s price. It counts trading only, not price changes.
How many positions were opened, added to, trimmed or closed each quarter.
Share of reported value in each sector at every quarter end.
No new positions this quarter.
| Holding | Shares Sold | Trade Value | Prior Weight |
|---|---|---|---|
| TWST Twist Bioscience Corp | -276.0K | $13.12M | 10.52% |
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | CDNA CareDx, Inc. | Healthcare | 1.19M | $33.92M | 21.36% | +255.0K | +27.3% | Added | 2.31% |
| 2 | TXG 10x Genomics, Inc. | Healthcare | 642.0K | $24.61M | 15.5% | -448.0K | -41.1% | Reduced | 0.49% |
| 3 | PSNL Personalis, Inc. | Healthcare | 1.68M | $22.46M | 14.15% | 0 | 0.0% | Unchanged | 1.58% |
| 4 | ADPT Adaptive Biotechnologies Corp | Healthcare | 1.01M | $21.67M | 13.65% | 0 | 0.0% | Unchanged | 0.63% |
| 5 | GH Guardant Health, Inc. | Healthcare | 114.7K | $17.22M | 10.84% | -127.5K | -52.6% | Reduced | 0.09% |
| 6 | QTRX Quanterix Corp | Healthcare | 3.47M | $15.01M | 9.45% | +1.33M | +62.2% | Added | 7.37% |
| 7 | NTRA Natera, Inc. | Healthcare | 34.5K | $9.36M | 5.9% | -10.3K | -23.0% | Reduced | 0.02% |
| 8 | BLLN BillionToOne, Inc. | Healthcare | 70.0K | $8.40M | 5.29% | +50.0K | +250.0% | Added | 0.15% |
| 9 | TEM Tempus AI, Inc. | Healthcare | 105.4K | $6.11M | 3.85% | -51.0K | -32.6% | Reduced | 0.06% |
Tip. Select a row to see that position’s full history at Blue Water Life Science Advisors.
As of its Q2 2026 13F filing, Blue Water Life Science Advisors, LP’s five largest positions were CareDx, Inc. (CDNA) at 21.4%, 10x Genomics, Inc. (TXG) at 15.5%, Personalis, Inc. (PSNL) at 14.1%, Adaptive Biotechnologies Corp (ADPT) at 13.6%, Guardant Health, Inc. (GH) at 10.8% of the reported portfolio.
Blue Water Life Science Advisors, LP reported a 13F portfolio worth $158.75M across 9 positions for Q2 2026. That is up 27.3% from the previous quarter.
Its largest purchases by value were CareDx, Inc. ($7.27M), BillionToOne, Inc. ($6.00M), Quanterix Corp ($5.75M). It opened 0 new positions.
Its largest sales by value were Guardant Health, Inc. ($19.13M), 10x Genomics, Inc. ($17.18M), Twist Bioscience Corp ($13.12M). It exited 1 positions entirely.
From the Form 13F-HR reports Blue Water Life Science Advisors, LP files with the SEC each quarter, within 45 days of quarter end. A 13F lists long positions in US-listed equities and options; it excludes short positions, cash, bonds and most non-US holdings.
13F data reflects long positions in US-listed equities and options as reported to the SEC up to 45 days after quarter end. It excludes short positions, cash, bonds and most non-US securities, so it is not a complete picture of a manager’s assets.