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Data sources

Public disclosures only. Scores flag unusual patterns and are not evidence of wrongdoing. Not investment advice.

RH CHAIN…
OverviewFollow the MoneyDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
01Overview02Follow the Money03Daily Brief04Live05Congress06Corporate Insiders07Government Money08Political Influence09Institutions10Washington Network11Follow the Power12Disclosure Clock13AI Investigator14Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
OverviewFollow the MoneyDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
Data sources
SEC FORM 41h ago
HOUSE PTR1h ago
SEC 13F1h ago
ROBINHOOD CHAIN1h ago
Public company

BLLNBillionToOne, Inc.

CIK 0002070849

EDGAR filingsOpen in network
Disclosed transactions60
Buys / sells0 / 43
Max Insider Score26
Connections10with evidence

BLLN · disclosed activity on price

Disclosed transactions

ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
4
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Option exercise · 10b5-1 plan
M$23K
8,334 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

Verified connections

  • In industryevidence
    Pharmaceuticals, devices & health servicesSEC SIC 8071 · Services-Medical Laboratories · Nov 4, 2026
  • ← Insider ofevidence
    Lynch Thomas P.See Remarks · Sep 10, 2026
  • ← Insider ofevidence
    ten Bosch John RoderickSee Remarks · Jun 17, 2026
  • ← Insider ofevidence
    Tsao DavidDirector, Chief Technology Officer · Jun 17, 2026
0
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Option exercise · 10b5-1 plan
M
$28K
10.0K sh
Nov 2, 2026
Nov 4, 2026
traded Nov 2, 2026
+2d
SEC FORM 4

Evidence

22
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$624K
5,720 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

4
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Option exercise · 10b5-1 plan
M$28K
10.0K sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

14
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$302K
2,667 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

0
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Option exercise · 10b5-1 plan
M$28K
10.0K sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

15
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$125K
1,130 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

0
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Option exercise · 10b5-1 plan
M$23K
8,334 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

0
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Option exercise · 10b5-1 plan
M$47K
16.7K sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

18
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$434K
4,009 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

18
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$353K
3,241 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

14
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$302K
2,667 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

15
TR
ten Bosch John RoderickSVP of Laboratory Operations
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$160K
1,417 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

15
TR
ten Bosch John RoderickSVP of Laboratory Operations
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$160K
1,417 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

15
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$60K
536 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

15
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$105K
974 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

19
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$225K
2,075 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

22
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$267K
2,451 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

23
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$245K
2,223 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

20
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$46K
411 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

15
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$124K
1,117 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

4
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Option exercise · 10b5-1 plan
M$28K
10.0K sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

15
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$114K
1,063 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

18
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$251K
2,320 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

15
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$159K
1,482 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

0
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Option exercise · 10b5-1 plan
M$47K
16.7K sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

11
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$98K
917 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

20
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$22K
200 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

22
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$419K
3,803 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

15
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$219K
1,992 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

8
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$34K
300 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

8
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$11K
100 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

22
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$266K
2,450 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

22
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$353K
3,234 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

26
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$264K
2,389 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

19
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$70K
633 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

12
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$23K
208 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

8
TD
Tsao DavidDirector, Chief Technology Officer
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$2,603
23 sh
Nov 2, 2026Nov 4, 2026
traded Nov 2, 2026
+2dSEC FORM 4

Evidence

14
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$315K
2,667 sh
Oct 28, 2026Oct 30, 2026
traded Oct 28, 2026
+2dSEC FORM 4

Evidence

0
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Option exercise · 10b5-1 plan
M$23K
8,333 sh
Oct 28, 2026Oct 30, 2026
traded Oct 28, 2026
+2dSEC FORM 4

Evidence

26
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$983K
8,333 sh
Oct 28, 2026Oct 30, 2026
traded Oct 28, 2026
+2dSEC FORM 4

Evidence

0
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Option exercise · 10b5-1 plan
M$23K
8,333 sh
Oct 28, 2026Oct 30, 2026
traded Oct 28, 2026
+2dSEC FORM 4

Evidence

12
LP
Lynch Thomas P.See Remarks
BLLNBillionToOne, Inc.
Option exercise
M$17K
2,000 sh
Oct 13, 2026Oct 19, 2026
traded Oct 13, 2026
+6dSEC FORM 4

Evidence

16
LP
Lynch Thomas P.See Remarks
BLLNBillionToOne, Inc.
Option exercise
M$17K
2,000 sh
Oct 13, 2026Oct 19, 2026
traded Oct 13, 2026
+6dSEC FORM 4

Evidence

26
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$303K
3,083 sh
Oct 14, 2026Oct 16, 2026
traded Oct 14, 2026
+2dSEC FORM 4

Evidence

0
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Option exercise · 10b5-1 plan
M$8,912
3,183 sh
Oct 14, 2026Oct 16, 2026
traded Oct 14, 2026
+2dSEC FORM 4

Evidence

20
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$9,900
100 sh
Oct 14, 2026Oct 16, 2026
traded Oct 14, 2026
+2dSEC FORM 4

Evidence

0
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Option exercise · 10b5-1 plan
M$8,912
3,183 sh
Oct 14, 2026Oct 16, 2026
traded Oct 14, 2026
+2dSEC FORM 4

Evidence

0
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Option exercise · 10b5-1 plan
M$14K
5,150 sh
Oct 15, 2026Oct 16, 2026
traded Oct 15, 2026
+1dSEC FORM 4

Evidence

15
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$89K
900 sh
Oct 15, 2026Oct 16, 2026
traded Oct 15, 2026
+1dSEC FORM 4

Evidence

23
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$128K
1,276 sh
Oct 15, 2026Oct 16, 2026
traded Oct 15, 2026
+1dSEC FORM 4

Evidence

23
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$100K
980 sh
Oct 15, 2026Oct 16, 2026
traded Oct 15, 2026
+1dSEC FORM 4

Evidence

20
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$14K
133 sh
Oct 15, 2026Oct 16, 2026
traded Oct 15, 2026
+1dSEC FORM 4

Evidence

14
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$261K
2,667 sh
Oct 14, 2026Oct 16, 2026
traded Oct 14, 2026
+2dSEC FORM 4

Evidence

19
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$186K
1,861 sh
Oct 15, 2026Oct 16, 2026
traded Oct 15, 2026
+1dSEC FORM 4

Evidence

0
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Option exercise · 10b5-1 plan
M$14K
5,150 sh
Oct 15, 2026Oct 16, 2026
traded Oct 15, 2026
+1dSEC FORM 4

Evidence

15
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$180K
1,961 sh
Oct 12, 2026Oct 14, 2026
traded Oct 12, 2026
+2dSEC FORM 4

Evidence

0
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Option exercise · 10b5-1 plan
M$47K
16.7K sh
Oct 12, 2026Oct 14, 2026
traded Oct 12, 2026
+2dSEC FORM 4

Evidence

15
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$238K
2,553 sh
Oct 12, 2026Oct 14, 2026
traded Oct 12, 2026
+2dSEC FORM 4

Evidence

26
AO
Atay OguzhanDirector, Chairman and CEO
BLLNBillionToOne, Inc.
Open-market sale · 10b5-1 plan
SELL$633K
6,763 sh
Oct 12, 2026Oct 14, 2026
traded Oct 12, 2026
+2dSEC FORM 4

Evidence

  • ← Insider ofevidence
    Ileri FiratDirector, 10% Owner · Jun 12, 2026
  • ← Insider ofevidence
    Rai AkshayDirector · Jun 12, 2026
  • ← Insider ofevidence
    Johnson Nancy JoAnnSee Remarks · Jun 10, 2026
  • ← Insider ofevidence
    Sakakibara Shan RikuChief Product Officer · Jun 10, 2026
  • ← Insider ofevidence
    Atay OguzhanDirector, See Remarks · Jun 10, 2026
  • ← Insider ofevidence
    Pagano AnthonyDirector · Jan 5, 2026