Oguzhan Atay

See Remarks · BillionToOne

Oguzhan Atay (See Remarks) filed 11 Form 4 reports in the trailing twelve months (0 purchases, 11 sales), most often in BillionToOne, Inc. (BLLN). The largest single filing was $5.9M of BLLN (43,009 sh across 11 lots, as filed), executed Aug 3. Data as of Nov 8 2026.

Add to watchlist

Return, ttmiAverage return per filing, trailing twelve months

–

no purchases on file

Delay-adjustediThe same average, entered at disclosure dates

–

returns measure stock purchases only

Filings, ttm

0 buys · 11 sells

Median delay

–

measured on stock purchases

Volume, ttmiDollar value disclosed in the trailing twelve months

$29.1M

shares × price, as filed

Last traded

Nov 2

Filed Nov 4

Median ADV $67.2M across their filed names

Open performance→

Volume by month

Buys $0 Sells $29.1M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on

Healthcare 11 filings

Sector per market data · by filing · past 12 months

Most traded names

BLLN

BillionToOne, Inc. BLLN · 0 buys · 11 sells 11 filings

Recent filings

BLLNSALE BillionToOne, Inc. View filing → $3.2M
29,188 sh across 11 lots
Exec Nov 2
Filed Nov 4 · 8:42 PM ET BLLNSALE BillionToOne, Inc. View filing → $1.3M
11,000 sh across 2 lots
Exec Oct 28
Filed Oct 30 · 6:54 PM ET BLLNSALE BillionToOne, Inc. View filing → $879K
8,887 sh across 4 lots
Exec Oct 14
Filed Oct 16 · 7:00 PM ET BLLNSALE BillionToOne, Inc. View filing → $1.8M
19,334 sh across 6 lots
Exec Oct 12
Filed Oct 14 · 6:10 PM ET BLLNSALE BillionToOne, Inc. View filing → $1.3M
10,999 sh across 2 lots
Exec Sep 28
Filed Sep 30 · 8:33 PM ET BLLNSALE BillionToOne, Inc. View filing → $3.0M
30,331 sh across 10 lots
Exec Sep 14
Filed Sep 16 · 6:43 PM ET BLLNSALE BillionToOne, Inc. View filing → $2.3M
15,539 sh × $150.03
Exec Aug 5
Filed Aug 7 · 4:02 PM ET BLLNSALE BillionToOne, Inc. View filing → $5.9M
43,009 sh across 11 lots
Exec Aug 3
Filed Aug 5 · 8:52 PM ET More filings →