NeoTribe Ventures I, L.P. - 09 Jun 2026 Form 4 Insider Report for BillionToOne, Inc. (BLLN)

Source evidence Original filing metadata and source links for verification. 4 source fields
SEC form
4
Accepted by SEC
11 Jun 2026, 17:01:13 UTC
Prior SEC filing
13 May 2026
Source filing
View source filing
Reporting owner 1 detail
Reporting owner signature
NeoTribe Ventures I, L.P., by: NeoTribe Partners I, LLC, its general partner, by: /s/ Krishna Kolluri, Managing Member

Key filing fact

NeoTribe Ventures I, L.P. filed Form 4 for BillionToOne, Inc. (BLLN) on 11 Jun 2026.

Key facts

  • This page summarizes NeoTribe Ventures I, L.P.'s Form 4 filing for BillionToOne, Inc. (BLLN).
  • 10 reported transactions and 0 derivative rows are listed below.
  • Accepted by SEC: 11 Jun 2026, 17:01.

Change

  • Previous filing in this sequence was filed on 13 May 2026.
  • Current net transaction value: $0.

Research use

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (7)

CIK 0001696926 Primary reporting owner

NeoTribe Ventures I, L.P.

Relationship
10%+ Owner
Address
1300 EL CAMINO REAL, SUITE 100, MENLO PARK
Signature
NeoTribe Ventures I, L.P., by: NeoTribe Partners I, LLC, its general partner, by: /s/ Krishna Kolluri, Managing Member
Signature date
11 Jun 2026
CIK 0001847148

Neotribe Ignite Fund I, L.P.

Relationship
10%+ Owner
Address
1300 EL CAMINO REAL, SUITE 100, MENLO PARK
Signature
NeoTribe Associates I, L.P., by: NeoTribe Partners I, LLC, its general partner, by: /s/ Krishna Kolluri, Managing Member
Signature date
11 Jun 2026
CIK 0001914071

Neotribe SPV I BTO, LLC

Relationship
10%+ Owner
Address
1300 EL CAMINO REAL, SUITE 100, MENLO PARK
Signature
Neotribe Ignite Fund I, L.P., by: Neotribe Ignite Partners I, LLC, its general partner, by: /s/ Krishna Kolluri, Managing Member
Signature date
11 Jun 2026
CIK 0001696927

NeoTribe Associates I, L.P.

Relationship
10%+ Owner
Address
1300 EL CAMINO REAL, SUITE 100, MENLO PARK
Signature
Neotribe SPV I BTO, LLC, by: Neotribe Partners SPV I BTO, LLC, its managing member, by: /s/ Krishna Kolluri, Managing Member
Signature date
11 Jun 2026
CIK 0001847146

Neotribe Ignite Partners I, LLC

Relationship
10%+ Owner
Address
1300 EL CAMINO REAL, SUITE 100, MENLO PARK
Signature
NeoTribe Partners I, LLC, by: /s/ Krishna Kolluri, Managing Member
Signature date
11 Jun 2026
CIK 0001914068

Neotribe Partners SPV I BTO, LLC

Relationship
10%+ Owner
Address
1300 EL CAMINO REAL, SUITE 100, MENLO PARK
Signature
Neotribe Ignite Partners I, LLC, by: /s/ Krishna Kolluri, Managing Member
Signature date
11 Jun 2026
CIK 0001696925

NeoTribe Partners I, LLC

Relationship
10%+ Owner
Address
1300 EL CAMINO REAL, SUITE 100, MENLO PARK
Signature
Neotribe Partners SPV I BTO, LLC, by: /s/ Krishna Kolluri, Managing Member
Signature date
11 Jun 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-129,780
Change %
-11%
Price
$0.000000*
Shares after
1,038,239
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F1, F2
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-129,780
Change %
-11%
Price
$0.000000*
Shares after
1,038,239
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F1, F2
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-129,780
Change %
-11%
Price
$0.000000*
Shares after
1,038,239
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F1, F2
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-129,780
Change %
-11%
Price
$0.000000*
Shares after
1,038,239
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F1, F2
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-129,780
Change %
-11%
Price
$0.000000*
Shares after
1,038,239
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F1, F2
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-129,780
Change %
-11%
Price
$0.000000*
Shares after
1,038,239
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F1, F2
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-129,780
Change %
-11%
Price
$0.000000*
Shares after
1,038,239
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F1, F2
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+7,980
Change %
Price
$0.000000*
Shares after
7,980
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F3, F4
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+7,980
Change %
Price
$0.000000*
Shares after
7,980
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F3, F4
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+7,980
Change %
Price
$0.000000*
Shares after
7,980
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F3, F4
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+7,980
Change %
Price
$0.000000*
Shares after
7,980
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F3, F4
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+7,980
Change %
Price
$0.000000*
Shares after
7,980
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F3, F4
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+7,980
Change %
Price
$0.000000*
Shares after
7,980
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F3, F4
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+7,980
Change %
Price
$0.000000*
Shares after
7,980
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F3, F4
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-7,980
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F4, F5
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-7,980
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F4, F5
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-7,980
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F4, F5
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-7,980
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F4, F5
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-7,980
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F4, F5
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-7,980
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F4, F5
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-7,980
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F4, F5
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-24,222
Change %
-11%
Price
$0.000000*
Shares after
193,772
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F6, F7
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-24,222
Change %
-11%
Price
$0.000000*
Shares after
193,772
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F6, F7
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-24,222
Change %
-11%
Price
$0.000000*
Shares after
193,772
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F6, F7
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-24,222
Change %
-11%
Price
$0.000000*
Shares after
193,772
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F6, F7
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-24,222
Change %
-11%
Price
$0.000000*
Shares after
193,772
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F6, F7
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-24,222
Change %
-11%
Price
$0.000000*
Shares after
193,772
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F6, F7
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-24,222
Change %
-11%
Price
$0.000000*
Shares after
193,772
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F6, F7
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+1,425
Change %
Price
$0.000000*
Shares after
1,425
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F8, F9
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+1,425
Change %
Price
$0.000000*
Shares after
1,425
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F8, F9
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+1,425
Change %
Price
$0.000000*
Shares after
1,425
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F8, F9
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+1,425
Change %
Price
$0.000000*
Shares after
1,425
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F8, F9
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+1,425
Change %
Price
$0.000000*
Shares after
1,425
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F8, F9
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+1,425
Change %
Price
$0.000000*
Shares after
1,425
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F8, F9
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+1,425
Change %
Price
$0.000000*
Shares after
1,425
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F8, F9
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-1,425
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F9, F10
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-1,425
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F9, F10
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-1,425
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F9, F10
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-1,425
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F9, F10
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-1,425
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F9, F10
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-1,425
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F9, F10
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-1,425
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F9, F10
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-271,028
Change %
-11%
Price
$0.000000*
Shares after
2,168,230
Date
09 Jun 2026
Ownership
Direct
Footnotes
F11, F12
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-271,028
Change %
-11%
Price
$0.000000*
Shares after
2,168,230
Date
09 Jun 2026
Ownership
Direct
Footnotes
F11, F12
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-271,028
Change %
-11%
Price
$0.000000*
Shares after
2,168,230
Date
09 Jun 2026
Ownership
Direct
Footnotes
F11, F12
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-271,028
Change %
-11%
Price
$0.000000*
Shares after
2,168,230
Date
09 Jun 2026
Ownership
Direct
Footnotes
F11, F12
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-271,028
Change %
-11%
Price
$0.000000*
Shares after
2,168,230
Date
09 Jun 2026
Ownership
Direct
Footnotes
F11, F12
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-271,028
Change %
-11%
Price
$0.000000*
Shares after
2,168,230
Date
09 Jun 2026
Ownership
Direct
Footnotes
F11, F12
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-271,028
Change %
-11%
Price
$0.000000*
Shares after
2,168,230
Date
09 Jun 2026
Ownership
Direct
Footnotes
F11, F12
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+5,423
Change %
Price
$0.000000*
Shares after
5,423
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F13, F14
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+5,423
Change %
Price
$0.000000*
Shares after
5,423
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F13, F14
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+5,423
Change %
Price
$0.000000*
Shares after
5,423
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F13, F14
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+5,423
Change %
Price
$0.000000*
Shares after
5,423
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F13, F14
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+5,423
Change %
Price
$0.000000*
Shares after
5,423
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F13, F14
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+5,423
Change %
Price
$0.000000*
Shares after
5,423
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F13, F14
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
+5,423
Change %
Price
$0.000000*
Shares after
5,423
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F13, F14
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-5,423
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F14, F15
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-5,423
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F14, F15
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-5,423
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F14, F15
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-5,423
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F14, F15
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-5,423
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F14, F15
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-5,423
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F14, F15
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-5,423
Change %
-100%
Price
$0.000000*
Shares after
0
Date
09 Jun 2026
Ownership
See Footnote
Footnotes
F14, F15
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-10,921
Change %
-11%
Price
$0.000000*
Shares after
87,362
Date
09 Jun 2026
Ownership
Direct
Footnotes
F16, F17
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-10,921
Change %
-11%
Price
$0.000000*
Shares after
87,362
Date
09 Jun 2026
Ownership
Direct
Footnotes
F16, F17
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-10,921
Change %
-11%
Price
$0.000000*
Shares after
87,362
Date
09 Jun 2026
Ownership
Direct
Footnotes
F16, F17
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-10,921
Change %
-11%
Price
$0.000000*
Shares after
87,362
Date
09 Jun 2026
Ownership
Direct
Footnotes
F16, F17
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-10,921
Change %
-11%
Price
$0.000000*
Shares after
87,362
Date
09 Jun 2026
Ownership
Direct
Footnotes
F16, F17
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-10,921
Change %
-11%
Price
$0.000000*
Shares after
87,362
Date
09 Jun 2026
Ownership
Direct
Footnotes
F16, F17
BLLN transaction

Class A Common Stock

Other

Transaction value
Shares
-10,921
Change %
-11%
Price
$0.000000*
Shares after
87,362
Date
09 Jun 2026
Ownership
Direct
Footnotes
F16, F17
* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Section 16 status

NeoTribe Ventures I, L.P. is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may still apply in specific circumstances.

Explanation of responses 17 footnotes

Footnote F1

Represents a pro-rata, in-kind distribution by Neotribe Ignite Fund I, L.P. ("NTIF I") to its partners, for no additional consideration.

Footnote F2

The reported security is directly held by NTIF I. Neotribe Ignite Partners I, LLC ("NTIP I") is the general partner of NTIF I. Krishna Kittu Kolluri ("Kolluri") is the managing member of NTIP I and therefore may be deemed to have voting and dispositive power over the shares held by NTIF I. Kolluri disclaims beneficial ownership of the shares held by NTIF I except to the extent of his pecuniary interest therein.

Footnote F3

The shares were obtained pursuant to a pro-rata, in-kind distribution from NTIF I, for no additional consideration.

Footnote F4

The reported security is directly held by NTIP I. Kolluri is the managing member of NTIP I and therefore may be deemed to have voting and dispositive power over the shares held by NTIP I. Kolluri disclaims beneficial ownership of the shares held by NTIP I except to the extent of his pecuniary interest therein.

Footnote F5

Represents a pro-rata, in-kind distribution by NTIP I to its members and assignees, for no additional consideration.

Footnote F6

Represents a pro-rata, in-kind distribution by Neotribe SPV I BTO, LLC ("NT SPV I") to its members, for no additional consideration.

Footnote F7

The reported security is directly held by NT SPV I. Neotribe Partners SPV I BTO, LLC ("NTP SPV I") is the managing member of NT SPV I. Kolluri is the managing member of NTP SPV I and therefore may be deemed to have voting and dispositive power over the shares held by NT SPV I. Kolluri disclaims beneficial ownership of the shares held by NT SPV I except to the extent of his pecuniary interest therein.

Footnote F8

The shares were obtained pursuant to a pro-rata, in-kind distribution from NT SPV I, for no additional consideration.

Footnote F9

The reported security is directly held by NTP SPV I. Kolluri is the managing member of NTP SPV I and therefore may be deemed to have voting and dispositive power over the shares held by NTP SPV I. Kolluri disclaims beneficial ownership of the shares held by NTP SPV I except to the extent of his pecuniary interest therein.

Footnote F10

Represents a pro-rata, in-kind distribution by NTP SPV I to its members and assignees, for no additional consideration.

Footnote F11

Represents a pro-rata, in-kind distribution by NeoTribe Ventures I, L.P. ("NTV I") to its partners, for no additional consideration.

Footnote F12

The reported security is directly held by NTV I, for itself. NeoTribe Partners I, LLC ("NTP I") is the general partner of NTV I. Kolluri is the managing member of NTP I and therefore may be deemed to hold voting and dispositive power over the shares held by NTV I. Kolluri disclaims beneficial ownership of the shares held by NTV I except to the extent of his pecuniary interest therein.

Footnote F13

The shares were obtained pursuant to a pro-rata, in-kind distribution from NTV I, for no additional consideration.

Footnote F14

The reported security is directly held by NTP I. Kolluri is the managing member of NTP I and therefore may be deemed to have voting and dispositive power over the shares held by NTP I. Kolluri disclaims beneficial ownership of the shares held by NTP I except to the extent of his pecuniary interest therein.

Footnote F15

Represents a pro-rata, in-kind distribution by NTP I to its members and assignees, for no additional consideration.

Footnote F16

Represents a pro-rata, in-kind distribution by NeoTribe Associates I, L.P. ("NTA I") to its partners, for no additional consideration.

Footnote F17

The reported security is directly held by NTV I, as nominee for NTA I. NTP I is the general partner of NTA I. Kolluri is the managing member of NTP I and therefore may be deemed to hold voting and dispositive power over the shares held by NTA I. Kolluri disclaims beneficial ownership of the shares held by NTA I except to the extent of his pecuniary interest therein.

SEC remarks

This Form 4 is one of two Form 4s filed in respect of the distribution of these shares held of record by NTIF I, NT SPV I, NTV I and NTA I. The Reporting Person for the other Form 4 is Krishna Kittu Kolluri.

We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .