Filer Snapshot

Ph.D. Noubar B. Afeyan

CIK 0001222012. SEC filing timeline plus parsed ownership intelligence from 13F, 13D/G, and Forms 3/4/5 where available.

Entity type

Individual

Total filings

99

Latest filing

15 May 2026

Industry

n/a

Filing-backed research brief

Start with the SEC data that changes for this CIK

Latest signal: 13D/G stake for OMGAQ. Each card links back to the PortfolioSavvy page where the filing evidence is closest.

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Largest parsed holding

—

Populates from the latest parsed 13F information table.

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13D/G large stake

OMGAQ

03 Feb 2025 · 53% ownership

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Source: SEC Form 13F

13F-NT filed on 15 May 2026 for CIK 0001222012.

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Ownership signals CIK-linked ownership evidence from parsed SEC filings. 1 signal
Parsed SEC ownership signals

Parsed SEC ownership coverage

These bars compare filing-backed value available in each disclosure family. Read them as separate lenses, not as one combined ownership total.

Forms 3/4/5 positions$348.39M

Reporting-owner positions with enough filing detail to estimate value.

Forms 3/4/5 position value

3/4/5
$348.39M

Estimated from parsed Forms 3/4/5 when filings include enough share and price data.

Largest linked holdings

Largest issuer positions linked to this CIK across parsed 13F, 13D/G, and Forms 3/4/5 records.

MRNA
How to read these SEC ownership signals
  • Read each filing family separately: 13F portfolios, 13D/G large stakes, and Forms 3/4/5 owner positions answer different SEC disclosure questions.
  • Open the linked research path when you need the filing, CIK, issuer, or CUSIP trail behind a value.
At a glance Names, identifiers, and filing context for this profile. 1 identity field
Business address
C/O Flagship Pioneering, 55 Cambridge Parkway, Suite 800 E, Cambridge, MA, 02142

Filer intelligence

What SEC filings say about Ph.D. Noubar B. Afeyan

A compact read of parsed XML filings. 13F, 13D/G, and Forms 3/4/5 are shown separately because they answer different ownership questions.

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Quick read

  • 2 recent 13D/G stake rows found; top row is OMGAQ at 53% ownership.
  • Forms 3/4/5 show insider context for MRNA worth $348.39M.

SEC source mix

Counts show available parsed rows, not one combined ownership total.

XML parsed
13F portfolio No rows yet

Quarterly institutional portfolio holdings.

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13D/G stakes 2 rows

Beneficial ownership and large-stake disclosures.

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Forms 3/4/5 4 rows

Officer, director, and 10% owner holdings or transactions.

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13D/G large-stake context

OMGAQ

03 Feb 2025 · Common Stock, $0.001 par value per share

53%
Issuer page 13D/G history

OMGAQ

29 Dec 2024 · Common Stock, $0.001 par value per share

53%
Issuer page 13D/G history

Forms 3/4/5 insider context

MRNA

21 May 2026

$348.39M
Issuer page Owner page

GENB

26 Feb 2026 · 10% owner

Issuer page Owner page

OMGA

07 Jun 2023 · 10% owner

Issuer page Owner page

RUBY

12 May 2022 · 10% owner

Issuer page Owner page

Latest update

What changed recently for Ph.D. Noubar B. Afeyan

Ownership report updated

Latest ownership report period: 21 May 2026. Open the source-backed page to inspect the fresh filing or facts context.

Update date

22 May 2026

Page type

Ownership filings

Latest period

21 May 2026

Ownership context was refreshed from SEC Forms 3/4/5 filed on 22 May 2026.

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SEC filing record

CIK 0001222012 filing coverage

Start with this filing record, then use the linked ownership pages when parsed 13F, 13D/G, Forms 3/4/5, or facts data exists for this CIK.

SEC filings
99
First seen
13 Feb 2020
Latest filing
15 May 2026
Entity
Individual

Observed form types

13F-NT 3 4 5

CIK-linked evidence first

Ph.D. Noubar B. Afeyan SEC filings Ph.D. Noubar B. Afeyan 13F portfolio Ph.D. Noubar B. Afeyan 13D/G history Ph.D. Noubar B. Afeyan owner filings Open SEC filing index

Latest Filings

Showing the latest 12 of 99 SEC filings for Ph.D. Noubar B. Afeyan.

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13F-NT

13F-NT filing

Filing date
15 May 2026
Reporting date
31 Mar 2026
SEC evidence
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13F-NT

13F-NT filing

Filing date
17 Feb 2026
Reporting date
31 Dec 2025
SEC evidence
Open document Open filing
Next action
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13F-NT

13F-NT filing

Filing date
14 Nov 2025
Reporting date
30 Sep 2025
SEC evidence
Open document Open filing
Next action
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13F-NT

13F-NT filing

Filing date
14 Aug 2025
Reporting date
30 Jun 2025
SEC evidence
Open document Open filing
Next action
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13F-NT

13F-NT filing

Filing date
15 May 2025
Reporting date
31 Mar 2025
SEC evidence
Open document Open filing
Next action
Verify source filing
13F-NT

13F-NT filing

Filing date
14 Feb 2025
Reporting date
31 Dec 2024
SEC evidence
Open document Open filing
Next action
Verify source filing
13F-NT

13F-NT filing

Filing date
14 Nov 2024
Reporting date
30 Sep 2024
SEC evidence
Open document Open filing
Next action
Verify source filing
13F-NT

13F-NT filing

Filing date
14 Aug 2024
Reporting date
30 Jun 2024
SEC evidence
Open document Open filing
Next action
Verify source filing
13F-NT

13F-NT filing

Filing date
15 May 2024
Reporting date
31 Mar 2024
SEC evidence
Open document Open filing
Next action
Verify source filing
13F-NT

13F-NT filing

Filing date
14 Feb 2024
Reporting date
31 Dec 2023
SEC evidence
Open document Open filing
Next action
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13F-NT

13F-NT filing

Filing date
14 Nov 2023
Reporting date
30 Sep 2023
SEC evidence
Open document Open filing
Next action
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4

4 filing

Filing date
22 Sep 2023
Reporting date
20 Sep 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
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