Boston Beer Co Inc
SAM- Exchange
- NYSE
- Industry
- Malt Beverages
- SEC CIK
- 0000949870
No open-market purchases or sales by Boston Beer Co Inc insiders were filed in the last 90 days; 330 institutions reported holding it in 13F filings for Q2 2026, worth $1.53B in total; Southeastern Asset Management (Longleaf) is the only superinvestor holding it.
13F holders, Q1 2026
Institutional positions in Boston Beer Co Inc as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 370
- +30 vs. Q4 2025
- Shares held
- 7.81M
- +1.32M (+20.4%) vs. Q4 2025
- Total value
- $1.80B
- +$533.0M (+42.1%) vs. Q4 2025
- New holders
- 76
- 130 more added
- Sold out
- 46
- 91 more reduced
8 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SAM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 330 | $1.53B |
| Q1 2026 | 370 | $1.80B |
| Q4 2025 | 348 | $1.47B |
| Q3 2025 | 357 | $1.67B |
| Q2 2025 | 348 | $1.48B |
| Q1 2025 | 328 | $1.75B |
| Q4 2024 | 347 | $2.23B |
| Q3 2024 | 332 | $2.04B |
| Q2 2024 | 325 | $2.17B |
| Q1 2024 | 326 | $2.22B |
| Q4 2023 | 342 | $2.57B |
| Q3 2023 | 324 | $3.04B |
| Q2 2023 | 297 | $2.43B |
| Q1 2023 | 304 | $2.66B |
| Q4 2022 | 318 | $2.69B |
| Q3 2022 | 299 | $2.75B |
| Q2 2022 | 316 | $2.59B |
| Q1 2022 | 325 | $2.99B |
| Q4 2021 | 382 | $3.86B |
| Q3 2021 | 376 | $4.13B |
| Q2 2021 | 454 | $9.09B |
| Q1 2021 | 413 | $10.6B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Boston Beer Co Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 770,250 | $177.5M | 0.00% | +44,721+6.2% | Added |
| AQR Capital Management LLC | 651,984 | $150.2M | 0.07% | +211,760+48.1% | Added |
| Vanguard Portfolio Management LLC | 634,469 | $146.2M | 0.01% | +634,469 | New |
| Vanguard Capital Management LLC | 340,903 | $78.5M | 0.00% | +340,903 | New |
| American Century Companies Inc | 288,084 | $66.4M | 0.03% | +96,479+50.4% | Added |
| Dimensional Fund Advisors LP | 273,612 | $63.0M | 0.01% | +15,611+6.1% | Added |
| State Street Corp | 255,195 | $58.8M | 0.00% | +898+0.4% | Added |
| Arrowstreet Capital, Limited Partnership | 245,249 | $56.5M | 0.03% | −26,267−9.7% | Reduced |
| Quantinno Capital Management LP | 230,587 | $53.1M | 0.09% | +140,247+155.2% | Added |
| UBS Group AG | 218,604 | $50.4M | 0.01% | +1,970+0.9% | Added |
| FMR LLC | 195,365 | $45.0M | 0.00% | −165,510−45.9% | Reduced |
| Gotham Asset Management, LLC | 170,318 | $39.2M | 0.12% | −78,592−31.6% | Reduced |
| Global Alpha Capital Management Ltd. | 147,525 | $34.0M | 2.04% | +24,497+19.9% | Added |
| Goldman Sachs Group Inc | 144,960 | $33.4M | 0.00% | +89,245+160.2% | Added |
| Geode Capital Management, LLC | 142,113 | $32.8M | 0.00% | +2,915+2.1% | Added |
| Morgan Stanley | 134,511 | $31.0M | 0.00% | +20,211+17.7% | Added |
| Southeastern Asset Management IncSuperinvestorSoutheastern Asset Management (Longleaf) | 118,401 | $27.3M | 1.34% | −29,596−20.0% | Reduced |
| Invesco Ltd. | 115,612 | $26.6M | 0.00% | −1,500−1.3% | Reduced |
| Qube Research & Technologies Ltd | 111,324 | $25.6M | 0.04% | −21,538−16.2% | Reduced |
| Charles Schwab Investment Management Inc | 106,981 | $24.6M | 0.00% | +8,155+8.3% | Added |
| Millennium Management LLC | 96,615 | $22.3M | 0.02% | +39,733+69.9% | Added |
| Renaissance Technologies LLC | 93,779 | $21.6M | 0.03% | +11,100+13.4% | Added |
| Ameriprise Financial Inc | 91,529 | $21.1M | 0.00% | +626+0.7% | Added |
| Woodson Capital Management, LP | 90,000 | $20.7M | 3.35% | −10,000−10.0% | Reduced |
| Northern Trust Corp | 78,992 | $18.2M | 0.00% | +4,101+5.5% | Added |
| T. Rowe Price Investment Management, Inc. | 78,548 | $18.1M | 0.01% | +78,524+327,183.3% | Added |
| Man Group plc | 77,523 | $17.9M | 0.04% | +6,178+8.7% | Added |
| Southernsun Asset Management, LLC | 74,816 | $17.2M | 2.50% | −708−0.9% | Reduced |
| Calamos Advisors LLC | 66,749 | $15.4M | 0.06% | +1,385+2.1% | Added |
| Loomis Sayles & Co L P | 63,481 | $14.6M | 0.02% | −1,568−2.4% | Reduced |
| Bank of New York Mellon Corp | 56,995 | $13.1M | 0.00% | −3,288−5.5% | Reduced |
| Franklin Resources Inc | 55,647 | $12.8M | 0.00% | −9,926−15.1% | Reduced |
| Citadel Advisors LLC | 53,214 | $12.3M | 0.01% | −79,729−60.0% | Reduced |
| First Trust Advisors LP | 51,675 | $11.9M | 0.01% | +13,348+34.8% | Added |
| Vanguard Fiduciary Trust Co | 47,670 | $11.0M | 0.00% | +47,670 | New |
| D. E. Shaw & Co., Inc. | 46,607 | $10.7M | 0.01% | −7,178−13.3% | Reduced |
| Marshall Wace, LLP | 45,645 | $10.5M | 0.01% | +18,726+69.6% | Added |
| CI Private Wealth, LLC | 45,427 | $10.4M | 0.01% | +42,491+1,447.2% | Added |
| Prescott General Partners LLC | 45,000 | $10.4M | 0.76% | +45,000 | New |
| Bank of America Corp | 44,352 | $10.2M | 0.00% | −2,366−5.1% | Reduced |
| Crawford Fund Management, LLC | 39,381 | $9.07M | 2.96% | −22,100−35.9% | Reduced |
| Pacer Advisors, Inc. | 37,529 | $8.65M | 0.02% | −4,307−10.3% | Reduced |
| Ieq Capital, LLC | 36,928 | $8.51M | 0.04% | +12,692+52.4% | Added |
| JPMorgan Chase & Co | 33,853 | $7.78M | 0.00% | +10,844+47.1% | Added |
| Winton Group Ltd | 32,659 | $7.52M | 0.26% | +3,228+11.0% | Added |
| Trexquant Investment LP | 29,788 | $6.86M | 0.05% | −26,331−46.9% | Reduced |
| Gamco Investors, Inc. Et Al | 28,060 | $6.47M | 0.06% | −100.0% | Reduced |
| Nomura Holdings Inc | 27,193 | $6.27M | 0.05% | −19,399−41.6% | Reduced |
| Creative Planning | 26,457 | $6.10M | 0.00% | +14,560+122.4% | Added |
| Gabelli Funds LLC | 26,400 | $6.08M | 0.04% | −600−2.2% | Reduced |
| Susquehanna International Group, LLP | 26,103 | $6.01M | 0.01% | +7,573+40.9% | Added |
| Algert Global LLC | 24,576 | $5.66M | 0.09% | −130−0.5% | Reduced |
| Acadian Asset Management LLC | 24,558 | $5.65M | 0.01% | −4,463−15.4% | Reduced |
| Rhumbline Advisers | 23,257 | $5.36M | 0.00% | +173+0.7% | Added |
| Royal Bank of Canada | 19,081 | $4.39M | 0.00% | +11,012+136.5% | Added |
| HRT Financial LP | 19,074 | $4.39M | 0.01% | +12,299+181.5% | Added |
| Nuveen, LLC | 18,600 | $4.29M | 0.00% | +1,160+6.7% | Added |
| Squarepoint Ops LLC | 17,974 | $4.14M | 0.01% | +14,413+404.7% | Added |
| Principal Financial Group Inc | 17,191 | $3.96M | 0.00% | +640+3.9% | Added |
| Ontario Teachers Pension Plan Board | 17,092 | $3.94M | 0.11% | −13,581−44.3% | Reduced |
| Swiss National Bank | 16,100 | $3.71M | 0.00% | −400−2.4% | Reduced |
| Cerity Partners LLC | 16,093 | $3.71M | 0.01% | +7,667+91.0% | Added |
| UBS Asset Management Americas Inc | 15,904 | $3.66M | 0.00% | +200+1.3% | Added |
| Savoir Faire Capital Management, L.P. | 15,137 | $3.49M | 2.11% | −6,626−30.4% | Reduced |
| CWM, LLC | 12,368 | $2.85M | 0.01% | +3,239+35.5% | Added |
| Mariner, LLC | 11,444 | $2.64M | 0.00% | +8,258+259.2% | Added |
| Barclays PLC | 11,393 | $2.62M | 0.00% | −4,005−26.0% | Reduced |
| Cardinal Capital Management | 11,384 | $2.62M | 0.34% | +1,833+19.2% | Added |
| Legal & General Group Plc | 11,373 | $2.62M | 0.00% | −1,905−14.3% | Reduced |
| Colony Group, LLC | 11,090 | $2.58M | 0.00% | +7,119+179.3% | Added |
| Jefferies Financial Group Inc. | 11,100 | $2.56M | 0.03% | +11,100 | New |
| Oak Thistle LLC | 10,683 | $2.46M | 0.24% | +5,356+100.5% | Added |
| Quantedge Capital Pte Ltd | 10,400 | $2.40M | 1.31% | +10,400 | New |
| California State Teachers Retirement System | 9,973 | $2.30M | 0.00% | +2,097+26.6% | Added |
| BCGM Wealth Management, LLC | 9,944 | $2.29M | 0.58% | +339+3.5% | Added |
| CenterBook Partners LP | 9,832 | $2.27M | 0.12% | +4,083+71.0% | Added |
| Retirement Systems of Alabama | 9,430 | $2.17M | 0.01% | +198+2.1% | Added |
| New York State Teachers Retirement System | 9,245 | $2.13M | 0.00% | −2,742−22.9% | Reduced |
| Jane Street Group, LLC | 8,856 | $2.04M | 0.00% | −35,896−80.2% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 9,325 | $1.88M | 0.00% | +2,135+29.7% | Added |
| Price T Rowe Associates Inc | 8,101 | $1.87M | 0.00% | +586+7.8% | Added |
| Wedge Capital Management L L P | 8,028 | $1.85M | 0.03% | −1,597−16.6% | Reduced |
| Mercer Global Advisors Inc | 7,715 | $1.78M | 0.00% | +4,623+149.5% | Added |
| Two Sigma Investments, LP | 7,500 | $1.73M | 0.00% | −8,769−53.9% | Reduced |
| Gagnon Securities LLC | 7,239 | $1.67M | 0.39% | +884+13.9% | Added |
| Voya Investment Management LLC | 7,220 | $1.66M | 0.00% | +2,519+53.6% | Added |
| Alliancebernstein L.P. | 8,218 | $1.60M | 0.00% | −11,802−59.0% | Reduced |
| Odyssean, LLC | 6,477 | $1.49M | 0.54% | +6,477 | New |
| Summit Trail Advisors, LLC | 6,418 | $1.48M | 0.02% | +2,366+58.4% | Added |
| Voloridge Investment Management, LLC | 6,265 | $1.44M | 0.01% | −56,858−90.1% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 6,106 | $1.41M | 0.00% | −6,024−49.7% | Reduced |
| Vanguard Asset Management, Ltd | 6,103 | $1.41M | 0.00% | +6,103 | New |
| Horizon Investments, LLC | 6,014 | $1.39M | 0.02% | +6,014 | New |
| Los Angeles Capital Management LLC | 5,936 | $1.37M | 0.01% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 5,909 | $1.36M | 0.00% | −2,081−26.0% | Reduced |
| denkapparat Operations GmbH | 5,616 | $1.29M | 0.54% | +806+16.8% | Added |
| XTX Topco Ltd | 5,492 | $1.27M | 0.02% | −3,753−40.6% | Reduced |
| Manufacturers Life Insurance Company, The | 5,411 | $1.25M | 0.00% | −135−2.4% | Reduced |
| State of Wisconsin Investment Board | 5,389 | $1.24M | 0.00% | +2,770+105.8% | Added |
| Wells Fargo & Company | 5,300 | $1.22M | 0.00% | −184−3.4% | Reduced |