Atay Oguzhan
SEC CIK 2088549 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| BLLN | BillionToOne, Inc. | See Remarks, Dir | 25.0K | — | $21.63M | 23 | 2025-11-07 | 2026-09-14 |
Most active insiders at BLLN, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Atay Oguzhan | See Remarks, Dir | — | $21.63M |
| 2 | Tsao David | CTO, Dir | $60.0K | $8.45M |
| 3 | Lynch Thomas P. | See Remarks | $6,000 | $5.87M |
| 4 | Johnson Nancy JoAnn | See Remarks | $414.0K | $3.32M |
| 5 | Sakakibara Shan Riku | Chief Product Off | — | $3.23M |
| 6 | Bremner Thomas S | Dir | $2.50M | — |
| 7 | ten Bosch John Roderick | See Remarks | $48.0K | $1.55M |
| 8 | Rai Akshay | Dir | $150.0K | — |
| 9 | Pagano Anthony | Dir | — | — |
| 10 | HB&Q NV (HB&Q COMPARTMENT III) | 10% | — | — |
Transactions 23
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DMT | 2026-09-16 18:43 | 2026-09-14 | BLLN | BillionToOne, Inc. | Atay Oguzhan | COB, CEO, Dir | M - OptEx | $2.80 | +25.0K | 25.0K | New | +$70.0K |
| DMT | 2026-09-16 18:43 | 2026-09-14 | BLLN | BillionToOne, Inc. | Atay Oguzhan | COB, CEO, Dir | S - Sale+OE | $100.32 | -25.0K | 0 | -100% | -$2.51M |
| DMTI | 2026-09-16 18:43 | 2026-09-14 | BLLN | BillionToOne, Inc. | Atay Oguzhan | COB, CEO, Dir | S - Sale+OE | $98.00 | -5,332 | 157.2K | -3% | -$522.5K |
| D | 2026-09-10 19:44 | 2026-09-08 | BLLN | BillionToOne, Inc. | Atay Oguzhan | COB, CEO, Dir | C - Cnv Deriv | $0.00 | +20.0K | 20.0K | New | $0 |
| D | 2026-09-10 19:44 | 2026-09-09 | BLLN | BillionToOne, Inc. | Atay Oguzhan | COB, CEO, Dir | G - Gift | $0.00 | -20.0K | 0 | -100% | $0 |
| DT | 2026-08-07 16:02 | 2026-08-05 | BLLN | BillionToOne, Inc. | Atay Oguzhan | COB, CEO, Dir | M - OptEx | $2.80 | +15.5K | 15.5K | New | +$43.5K |
| DT | 2026-08-07 16:02 | 2026-08-05 | BLLN | BillionToOne, Inc. | Atay Oguzhan | COB, CEO, Dir | S - Sale+OE | $150.03 | -15.5K | 0 | -100% | -$2.33M |
| DMT | 2026-08-05 20:52 | 2026-08-03 | BLLN | BillionToOne, Inc. | Atay Oguzhan | COB, CEO, Dir | M - OptEx | $2.80 | +32.5K | 32.5K | New | +$91.0K |
| DMT | 2026-08-05 20:52 | 2026-08-03 | BLLN | BillionToOne, Inc. | Atay Oguzhan | COB, CEO, Dir | S - Sale+OE | $136.95 | -32.5K | 0 | -100% | -$4.45M |
| DMTI | 2026-08-05 20:52 | 2026-08-03 | BLLN | BillionToOne, Inc. | Atay Oguzhan | COB, CEO, Dir | S - Sale+OE | $137.37 | -12.5K | 162.5K | -7% | -$1.72M |
| DT | 2026-07-13 16:39 | 2026-07-09 | BLLN | BillionToOne, Inc. | Atay Oguzhan | COB, CEO, Dir | M - OptEx | $2.80 | +12.5K | 12.5K | New | +$35.0K |
| DMT | 2026-07-13 16:39 | 2026-07-09 | BLLN | BillionToOne, Inc. | Atay Oguzhan | COB, CEO, Dir | S - Sale+OE | $126.10 | -12.5K | 0 | -100% | -$1.58M |
| DMT | 2026-07-08 19:06 | 2026-07-06 | BLLN | BillionToOne, Inc. | Atay Oguzhan | COB, CEO, Dir | M - OptEx | $2.80 | +26.2K | 26.2K | New | +$73.5K |
| DMT | 2026-07-08 19:06 | 2026-07-06 | BLLN | BillionToOne, Inc. | Atay Oguzhan | COB, CEO, Dir | S - Sale+OE | $122.05 | -26.2K | 0 | -100% | -$3.20M |
| DMTI | 2026-07-08 19:06 | 2026-07-06 | BLLN | BillionToOne, Inc. | Atay Oguzhan | COB, CEO, Dir | S - Sale+OE | $122.05 | -12.5K | 175.0K | -7% | -$1.53M |
| DMT | 2026-06-10 20:35 | 2026-06-08 | BLLN | BillionToOne, Inc. | Atay Oguzhan | See Remarks, Dir | M - OptEx | $2.80 | +26.2K | 26.2K | New | +$73.5K |
| DMT | 2026-06-10 20:35 | 2026-06-08 | BLLN | BillionToOne, Inc. | Atay Oguzhan | See Remarks, Dir | S - Sale+OE | $97.66 | -26.2K | 0 | -100% | -$2.56M |
| DT | 2026-06-10 20:35 | 2026-06-08 | BLLN | BillionToOne, Inc. | Atay Oguzhan | See Remarks, Dir | C - Cnv Deriv | $0.00 | +10.0K | 10.0K | New | $0 |
| DT | 2026-06-10 20:35 | 2026-06-09 | BLLN | BillionToOne, Inc. | Atay Oguzhan | See Remarks, Dir | G - Gift | $0.00 | -10.0K | 0 | -100% | $0 |
| DMTI | 2026-06-10 20:35 | 2026-06-08 | BLLN | BillionToOne, Inc. | Atay Oguzhan | See Remarks, Dir | S - Sale+OE | $98.22 | -12.5K | 187.5K | -6% | -$1.23M |
| DMI | 2025-11-12 | 2025-11-07 | BLLN | BillionToOne, Inc. | Atay Oguzhan | See Remarks, Dir | J - Other | — | 0 | 0 | New | — |
| DM | 2025-11-12 | 2025-11-07 | BLLN | BillionToOne, Inc. | Atay Oguzhan | See Remarks, Dir | J - Other | — | -2.23M | 0 | -100% | — |
| D | 2025-11-12 | 2025-11-07 | BLLN | BillionToOne, Inc. | Atay Oguzhan | See Remarks, Dir | C - Cnv Deriv | — | +262.4K | 262.4K | New | — |
Purchase Sale Sale after option exercise All abbreviations