What does CUSIP 100557107 represent in this 13F holders report?

CUSIP 100557107 is the security identifier for SAM - BOSTON BEER CO INC - Class A Common Stock. $0.01 par value used to aggregate holder disclosures.

How many institutions held SAM - BOSTON BEER CO INC - Class A Common Stock. $0.01 par value in Q3 2020?

367 institutional investors reported SAM - BOSTON BEER CO INC - Class A Common Stock. $0.01 par value for Q3 2020. Use the holders table for investor-level position and value details.

BOSTON BEER CO INC - Class A Common Stock. $0.01 par value (SAM)

CUSIP: 100557107

Q3 2020 13F Holders as of 30 Sep 2020

Type / Class: Equity / Class A Common Stock. $0.01 par value
Shares outstanding: 8,380,257
Total 13F shares: 8,503,985
Share change: -240,678
Total reported value: $7,510,617,499
Put/Call ratio: 116%
Price per share: $883.36
Number of holders: 367
Value change: -$119,414,726
Number of buys: 169
Number of sells: 176

Quarterly Holders Quick Answers

What is CUSIP 100557107?
CUSIP 100557107 identifies SAM - BOSTON BEER CO INC - Class A Common Stock. $0.01 par value in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q4 2020
Previous quarter: Q2 2020

Recent filing periods for CUSIP 100557107:

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

Top shareholders of SAM - BOSTON BEER CO INC - Class A Common Stock. $0.01 par value (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	17%	1,427,087	$765,846,000	—	30 Jun 2020	13F
BlackRock Finance, Inc.	13F	Company	10%	852,975	$457,750,000	—	30 Jun 2020	13F
VANGUARD GROUP INC	13F	Company	10%	839,661	$450,605,000	—	30 Jun 2020	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	5.8%	484,000	$259,739,000	—	30 Jun 2020	13F
Durable Capital Partners LP	13F	Company	4.4%	367,086	$196,997,000	—	30 Jun 2020	13F
WELLINGTON MANAGEMENT GROUP LLP	13F	Company	4.3%	356,676	$191,410,000	—	30 Jun 2020	13F
FMR LLC	13F	Company	3.9%	330,391	$177,303,000	—	30 Jun 2020	13F
STATE STREET CORP	13F	Company	2.7%	226,049	$121,309,000	—	30 Jun 2020	13F
MACQUARIE GROUP LTD	13F	Company	2.4%	201,385	$108,074,000	—	30 Jun 2020	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	2.1%	174,068	$93,418,000	—	30 Jun 2020	13F
MARSHALL WACE, LLP	13F	Company	2%	165,867	$89,012,000	—	30 Jun 2020	13F
Fisher Asset Management, LLC	13F	Company	1.8%	148,184	$79,523,000	—	30 Jun 2020	13F
Champlain Investment Partners, LLC	13F	Company	1.7%	142,245	$76,336,000	—	30 Jun 2020	13F
Invesco Ltd.	13F	Company	1.7%	140,862	$75,594,000	—	30 Jun 2020	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	1.3%	108,116	$58,020,000	—	30 Jun 2020	13F
LORD, ABBETT & CO. LLC	13F	Company	1.3%	107,166	$57,511,000	—	30 Jun 2020	13F
NORGES BANK	13F	Company	1.3%	106,336	$57,065,000	—	30 Jun 2020	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	1.3%	106,303	$57,048,000	—	30 Jun 2020	13F
Bank of New York Mellon Corp	13F	Company	1.2%	96,498	$51,785,000	—	30 Jun 2020	13F
Man Group plc	13F	Company	1.1%	95,299	$51,142,000	—	30 Jun 2020	13F
WELLS FARGO & COMPANY/MN	13F	Company	1.1%	91,088	$48,882,000	—	30 Jun 2020	13F
GOLDMAN SACHS GROUP INC	13F	Company	1.1%	89,212	$47,876,000	—	30 Jun 2020	13F
AMERICAN CENTURY COMPANIES INC	13F	Company	1%	86,826	$46,596,000	—	30 Jun 2020	13F
NORTHERN TRUST CORP	13F	Company	0.96%	80,125	$42,999,000	—	30 Jun 2020	13F
AQR CAPITAL MANAGEMENT LLC	13F	Company	0.86%	71,986	$38,631,000	—	30 Jun 2020	13F
SCOPUS ASSET MANAGEMENT, L.P.	13F	Company	0.84%	70,000	$37,566,000	—	30 Jun 2020	13F
TimesSquare Capital Management, LLC	13F	Company	0.78%	65,310	$35,049,000	—	30 Jun 2020	13F
CITADEL ADVISORS LLC	13F	Company	0.71%	59,710	$32,044,000	—	30 Jun 2020	13F
Candlestick Capital Management LP	13F	Company	0.67%	56,500	$30,321,000	—	30 Jun 2020	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.65%	54,239	$29,108,000	—	30 Jun 2020	13F
Atreides Management, LP	13F	Company	0.6%	50,700	$27,208,000	—	30 Jun 2020	13F
JANE STREET GROUP, LLC	13F	Company	0.58%	48,951	$26,270,000	—	30 Jun 2020	13F
EMERALD ADVISERS, LLC	13F	Company	0.57%	47,819	$25,662,000	—	30 Jun 2020	13F
MOORE CAPITAL MANAGEMENT, LP	13F	Company	0.56%	46,894	$25,166,000	—	30 Jun 2020	13F
EMERALD MUTUAL FUND ADVISERS TRUST	13F	Company	0.5%	42,160	$22,625,000	—	30 Jun 2020	13F
Nuveen Asset Management, LLC	13F	Company	0.48%	40,495	$21,731,000	—	30 Jun 2020	13F
Neuberger Berman Group LLC	13F	Company	0.38%	32,176	$17,267,000	—	30 Jun 2020	13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F	Company	0.38%	31,861	$17,098,000	—	30 Jun 2020	13F
Boston Trust Walden Corp	13F	Company	0.37%	30,862	$16,562,000	—	30 Jun 2020	13F
Retirement Systems of Alabama	13F	Company	0.36%	30,499	$16,367,000	—	30 Jun 2020	13F
PRINCIPAL FINANCIAL GROUP INC	13F	Company	0.36%	30,137	$16,173,000	—	30 Jun 2020	13F
Russell Investments Group, Ltd.	13F	Company	0.35%	28,952	$15,678,000	—	30 Jun 2020	13F
RHUMBLINE ADVISERS	13F	Company	0.34%	28,714	$15,409,000	—	30 Jun 2020	13F
AMERIPRISE FINANCIAL INC	13F	Company	0.34%	28,535	$15,313,000	—	30 Jun 2020	13F
MANUFACTURERS LIFE INSURANCE COMPANY, THE	13F	Company	0.31%	26,145	$14,317,000	—	30 Jun 2020	13F
MORGAN STANLEY	13F	Company	0.29%	23,910	$12,831,000	—	30 Jun 2020	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.27%	22,253	$11,942,000	—	30 Jun 2020	13F
Legal & General Group Plc	13F	Company	0.26%	22,113	$11,867,000	—	30 Jun 2020	13F
FEDERATED HERMES, INC.	13F	Company	0.26%	21,507	$11,541,000	—	30 Jun 2020	13F
Swiss National Bank	13F	Company	0.24%	20,100	$10,787,000	—	30 Jun 2020	13F

Institutional Holders of BOSTON BEER CO INC - Class A Common Stock. $0.01 par value (SAM) as of Q3 2020

As of 30 Sep 2020, BOSTON BEER CO INC - Class A Common Stock. $0.01 par value (SAM) was held by 367 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 8,503,985 shares. The largest 10 holders included PRICE T ROWE ASSOCIATES INC /MD/, VANGUARD GROUP INC, BlackRock Inc., FMR LLC, Durable Capital Partners LP, RENAISSANCE TECHNOLOGIES LLC, JPMORGAN CHASE & CO, STATE STREET CORP, MACQUARIE GROUP LTD, and Invesco Ltd.. This page lists 367 institutional shareholders reporting positions in this security for the Q3 2020 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q3 2020 vs Q2 2020 Across Filers

Q2 2020 holders

318

Q3 2020 holders

367

Holder diff

Investor	Q2 2020 Shares	Q3 2020 Shares	Share Diff	Share Chg %	Q2 2020 Value $	Q3 2020 Value $	Value Diff $	Value Chg %

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

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.