What does CUSIP 142038108 represent in this 13F holders report?

CUSIP 142038108 is the security identifier for CRBU - Caribou Biosciences, Inc. - Common Stock used to aggregate holder disclosures.

How many institutions held CRBU - Caribou Biosciences, Inc. - Common Stock in Q2 2022?

116 institutional investors reported CRBU - Caribou Biosciences, Inc. - Common Stock for Q2 2022. Use the holders table for investor-level position and value details.

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

Security key

142038108

Report period

Q2 2022

Institutions

116

Top holders

CRBU full security history Ownership snapshot Full 13F holder table Newer quarter: Q3 2026 Caribou Biosciences, Inc. SEC filings Caribou Biosciences, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 142038108

Newer quarter: Q3 2026

Recent filing periods:

Q3 2026

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

0/15

Latest evidence

31 Mar 2022

13F 3/4/5 Highest disclosed value: $40,122,000 15 rows are not safely comparable across share classes. Showing 1-6 of 15 holder rows.

Quick read

PFM Health Sciences, LP has the largest disclosed position value at $40.12M.

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 PFM Health Sciences, LP's linked filing trail.

Disclosed position value Top 5

PFM Health Sciences, LP $40.12M

BlackRock Finance, Inc. $30.47M

Avidity Partners Management LP $25.88M

PICTET ASSET MANAGEMENT SA $24.64M

FARALLON CAPITAL MANAGEMENT, L.L.C. $24.39M

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
PFM Health Sciences, LP	13F Company 13F	— denominator unverified	$40,122,000 4,370,545 shares	—	31 Mar 2022
BlackRock Finance, Inc.	13F Company 13F	— denominator unverified	$30,470,000 3,319,182 shares	—	31 Mar 2022
Avidity Partners Management LP	13F Company 13F	— denominator unverified	$25,879,000 2,819,067 shares	—	31 Mar 2022
PICTET ASSET MANAGEMENT SA	13F Company 13F	— denominator unverified	$24,644,000 2,684,548 shares	—	31 Mar 2022
FARALLON CAPITAL MANAGEMENT, L.L.C.	13F Company 13F	— denominator unverified	$24,392,000 2,657,052 shares	—	31 Mar 2022
FMR LLC	13F 3/4/5 Company · Other* 13F 3/4/5	— denominator unverified	$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

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

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