What Makes BioLife Solutions (BLFS) a Compelling Long-Term Hold?
Prosper Stars & Stripes, a long/short equity fund, recently released its first-quarter 2026 investor letter. A copy of the letter is available to download here.
| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Casdin Capital Eli Casdin | 5,957,165 | $113,662,708 | 8.61% | |
| 2. | Royce & Associates Chuck Royce | 584,011 | $11,142,930 | +41% | 0.11% |
| 3. | Ranger Investment Management Conrad Doenges (Cio) | 269,365 | $5,139,484 | -1% | 0.37% |
| 4. | Citadel Investment Group Ken Griffin | 244,172 | $4,658,802 | +151% | 0% |
| 5. | Renaissance Technologies Jim Simons | 207,128 | $3,952,002 | -8% | 0.01% |
| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $11.19 | 927,165 | $10,374,976.35 | 8,557,165 | 2023-10-19 | Filing | |
| $13.20 | 58,465 | $771,743.85 | 7,630,000 | 2023-08-09 | Filing | |
| $21.86 | 24,973 | $545,789.91 | 150,000 | 2023-05-22 | Filing | |
| $22.55 | 50,000 | $1,127,430.00 | 125,027 | 2023-05-19 | Filing | |
| $21.76 | 30,000 | $652,692.00 | 75,027 | 2023-05-18 | Filing |
| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $23.70 | 650,000 | $15,405,000.00 | 4,757,165 | 2026-05-21 | Filing | |
| $23.70 | 250,000 | $5,925,000.00 | 5,407,165 | 2026-05-20 | Filing | |
| $22.65 | 300,000 | $6,795,000.00 | 5,657,165 | 2026-05-19 | Filing | |
| $19.17 | 2,577 | $49,401.09 | 108,758 | 2026-03-23 | Filing | |
| $20.00 | 500 | $10,000.00 | 113,242 | 2026-03-09 | Filing |
| No. | Name | Shares | Value | % Port |
|---|---|---|---|---|
| 1. | 498 | $14,064 | 0% | |
| 2. | 7 | $198 | 0% |