Security key
142038108
Caribou Biosciences, Inc. - Common Stock (CRBU)
CUSIP: 142038108
Q2 2022 13F Holders as of 30 Jun 2022
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 37,333,019
- Total 13F value
- $202,972,596
- Share change
- +3,229,592
- Put/Call ratio
- 15%
- SEC-reported price per share
- $5.43
- Number of holders
- 116
- Value change
- +$14,914,954
- Number of buys
- 61
- Number of sells
- 47
- Shares outstanding
- 99,672,278
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2022
Institutions
116
Top holders
10
CRBU full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
Caribou Biosciences, Inc. SEC filings
Caribou Biosciences, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 142038108
Recent filing periods:
Ownership snapshot
Top reported holders of CRBU - Caribou Biosciences, 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
PFM Health Sciences, LP
Disclosed value leader
PFM Health Sciences, LP
Comparable rows
15/15
Latest evidence
31 Mar 2022
13F
3/4/5
Lead comparable stake: 4.4%
Showing 1-6 of 15 holder rows.
Quick read
PFM Health Sciences, LP leads the comparable SEC ownership view at 4.4%.
15 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 PFM Health Sciences, LP's linked filing trail.
Comparable ownership
Top 5
PFM Health Sciences, LP
4.4%
BlackRock Finance, Inc.
3.3%
Avidity Partners Management LP
2.8%
PICTET ASSET MANAGEMENT SA
2.7%
FARALLON CAPITAL MANAGEMENT, L.L.C.
2.7%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| PFM Health Sciences, LP |
13F
Company
|
4.4%
|
$40,122,000
4,370,545 shares
|
— | 31 Mar 2022 |
| BlackRock Finance, Inc. |
13F
Company
|
3.3%
|
$30,470,000
3,319,182 shares
|
— | 31 Mar 2022 |
| Avidity Partners Management LP |
13F
Company
|
2.8%
|
$25,879,000
2,819,067 shares
|
— | 31 Mar 2022 |
| PICTET ASSET MANAGEMENT SA |
13F
Company
|
2.7%
|
$24,644,000
2,684,548 shares
|
— | 31 Mar 2022 |
| FARALLON CAPITAL MANAGEMENT, L.L.C. |
13F
Company
|
2.7%
|
$24,392,000
2,657,052 shares
|
— | 31 Mar 2022 |
| FMR LLC |
13F
3/4/5
Company · Other*
|
2%
|
$18,479,000
2,013,033 shares
|
— | 31 Mar 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 Q2 2022
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
116
Shares
37,333,019
Rows available
116
| 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 Q2 2022 vs Q1 2022 Across Filers
Q1 2022 holders
103
Q2 2022 holders
116
Holder diff
13
| Investor | Q1 2022 Shares | Q2 2022 Shares | Share Diff | Share Chg % | Q1 2022 value | Q2 2022 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend