What does CUSIP 084670108 represent in this 13F holders report?

CUSIP 084670108 is the security identifier for BRKA - BERKSHIRE HATHAWAY INC DEL - CLASS A COMMON STOCK used to aggregate holder disclosures.

How many institutions held BRKA - BERKSHIRE HATHAWAY INC DEL - CLASS A COMMON STOCK in Q1 2017?

776 institutional investors reported BRKA - BERKSHIRE HATHAWAY INC DEL - CLASS A COMMON STOCK for Q1 2017. Use the holders table for investor-level position and value details.

BERKSHIRE HATHAWAY INC DEL - CLASS A COMMON STOCK (BRKA)

CUSIP: 084670108

Q1 2017 13F Holders as of 31 Mar 2017

Security type / class: Equity / CLASS A COMMON STOCK
Total 13F shares: 142,845
Total 13F value: $35,692,645,556
Share change: -2,724
SEC-reported price per share: $249857.14
Number of holders: 776
Value change: -$680,159,208
Number of buys: 98
Number of sells: 154
Shares outstanding: 522,511

Security key

084670108

Report period

Q1 2017

Institutions

776

Top holders

BRKA full security history Ownership snapshot Full 13F holder table Newer quarter: Q2 2017 Previous quarter: Q4 2016 BERKSHIRE HATHAWAY INC SEC filings BERKSHIRE HATHAWAY INC company facts BERKSHIRE HATHAWAY INC 13D/G history

Broader feeds

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

Reporting periods

Holder history for CUSIP 084670108

Newer quarter: Q2 2017 Previous quarter: Q4 2016

Recent filing periods:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Ownership snapshot

Top reported holders of BRKA - BERKSHIRE HATHAWAY INC DEL - CLASS A 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

VANGUARD GROUP INC

Disclosed value leader

VANGUARD GROUP INC

Comparable rows

0/15

Latest evidence

31 Dec 2016

13F Highest disclosed value: $19,095,294,000 15 rows are not safely comparable across share classes. Showing 1-6 of 15 holder rows.

Quick read

VANGUARD GROUP INC has the largest disclosed position value at $19.1B.

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 VANGUARD GROUP INC's linked filing trail.

Disclosed position value Top 5

VANGUARD GROUP INC $19.1B

STATE STREET CORP $13.39B

GATES FOUNDATION TRUST $11.3B

FMR LLC $10.03B

BlackRock Institutional Trust Com... $8.03B

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
VANGUARD GROUP INC	13F Company 13F	— mixed-class rows	$19,095,294,000 111,897,470 shares mixed-class rows	—	31 Dec 2016
STATE STREET CORP	13F Company 13F	— mixed-class rows	$13,385,516,000 81,215,281 shares mixed-class rows	—	31 Dec 2016
GATES FOUNDATION TRUST	13F Company 13F	— class O/S missing	$11,302,658,000 69,349,971 shares	—	31 Dec 2016
FMR LLC	13F Company 13F	— mixed-class rows	$10,031,102,000 17,886,186 shares mixed-class rows	—	31 Dec 2016
BlackRock Institutional Trust Company, N.A.	13F Company 13F	— mixed-class rows	$8,030,970,000 49,200,956 shares mixed-class rows	—	31 Dec 2016
Capital World Investors	13F Company 13F	— mixed-class rows	$5,603,249,000 2,046,333 shares mixed-class rows	—	31 Dec 2016

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 2017

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

776

142,845

Rows available

776

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 2017 vs Q4 2016 Across Filers

Q4 2016 holders

767

Q1 2017 holders

776

Holder diff

Investor	Q4 2016 Shares	Q1 2017 Shares	Share Diff	Share Chg %	Q4 2016 value	Q1 2017 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend