Security key
21833P301
Corbus Pharmaceuticals Holdings, Inc. - Common Stock (CRBP)
CUSIP: 21833P301
Q1 2023 13F Holders as of 31 Mar 2023
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 723,148
- Total 13F value
- $5,257,408
- Share change
- +723,145
- SEC-reported price per share
- $7.27
- Number of holders
- 28
- Value change
- +$5,257,398
- Number of buys
- 27
- Shares outstanding
- 18,532,780
Holder snapshot
5 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2023
Institutions
28
Top holders
10
CRBP full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
Corbus Pharmaceuticals Holdings, Inc. SEC filings
Corbus Pharmaceuticals Holdings, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 21833P301
Recent filing periods:
Ownership snapshot
Top reported holders of CRBP - Corbus Pharmaceuticals Holdings, Inc. - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Rachael Louise Brake
Disclosed value leader
Rachael Louise Brake
Comparable rows
0/15
Latest evidence
13 Feb 2023
3/4/5
13F
Highest disclosed value: $6,958,000
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
Rachael Louise Brake has the largest disclosed position value at $6.96M.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Rachael Louise Brake's linked filing trail.
Disclosed position value
Top 5
Rachael Louise Brake
$6.96M
Craig Stuart Millian
$4.65M
VANGUARD GROUP INC
$447.4K
BlackRock Finance, Inc.
$260.3K
GEODE CAPITAL MANAGEMENT, LLC
$108K
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Rachael Louise Brake |
3/4/5
Chief Scientific Officer
|
—
class O/S missing
|
$6,958,000
1,400,000 shares
|
— | 13 Feb 2023 |
| Craig Stuart Millian |
3/4/5
Chief Operating Officer
|
—
class O/S missing
|
$4,645,186
934,645 shares
|
— | 13 Feb 2023 |
| VANGUARD GROUP INC |
13F
Company
|
—
class O/S missing
|
$447,426
4,049,102 shares
|
— | 31 Dec 2022 |
| BlackRock Finance, Inc. |
13F
Company
|
—
class O/S missing
|
$260,289
2,355,555 shares
|
— | 31 Dec 2022 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
—
class O/S missing
|
$108,000
986,072 shares
|
— | 31 Dec 2022 |
| TWO SIGMA INVESTMENTS, LP |
13F
Company
|
—
class O/S missing
|
$63,004
570,168 shares
|
— | 31 Dec 2022 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
28
Shares
723,148
Rows available
28
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2023 vs Q1 2023 Across Filers
Q1 2023 holders
28
Q1 2023 holders
28
Holder diff
0
| Investor | Q1 2023 Shares | Q1 2023 Shares | Share Diff | Share Chg % | Q1 2023 value | Q1 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend