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 |
|---|---|---|---|---|---|
| Colony Group, LLC | 11,090 | $2.58M | 0.00% | +7,119+179.3% | Added |
| Legal & General Group Plc | 11,373 | $2.62M | 0.00% | −1,905−14.3% | Reduced |
| Cardinal Capital Management | 11,384 | $2.62M | 0.34% | +1,833+19.2% | Added |
| Barclays PLC | 11,393 | $2.62M | 0.00% | −4,005−26.0% | Reduced |
| Mariner, LLC | 11,444 | $2.64M | 0.00% | +8,258+259.2% | Added |
| CWM, LLC | 12,368 | $2.85M | 0.01% | +3,239+35.5% | Added |
| Savoir Faire Capital Management, L.P. | 15,137 | $3.49M | 2.11% | −6,626−30.4% | Reduced |
| UBS Asset Management Americas Inc | 15,904 | $3.66M | 0.00% | +200+1.3% | Added |
| Cerity Partners LLC | 16,093 | $3.71M | 0.01% | +7,667+91.0% | Added |
| Swiss National Bank | 16,100 | $3.71M | 0.00% | −400−2.4% | Reduced |
| Ontario Teachers Pension Plan Board | 17,092 | $3.94M | 0.11% | −13,581−44.3% | Reduced |
| Principal Financial Group Inc | 17,191 | $3.96M | 0.00% | +640+3.9% | Added |
| Squarepoint Ops LLC | 17,974 | $4.14M | 0.01% | +14,413+404.7% | Added |
| Nuveen, LLC | 18,600 | $4.29M | 0.00% | +1,160+6.7% | Added |
| HRT Financial LP | 19,074 | $4.39M | 0.01% | +12,299+181.5% | Added |
| Royal Bank of Canada | 19,081 | $4.39M | 0.00% | +11,012+136.5% | Added |
| Rhumbline Advisers | 23,257 | $5.36M | 0.00% | +173+0.7% | Added |
| Acadian Asset Management LLC | 24,558 | $5.65M | 0.01% | −4,463−15.4% | Reduced |
| Algert Global LLC | 24,576 | $5.66M | 0.09% | −130−0.5% | Reduced |
| Susquehanna International Group, LLP | 26,103 | $6.01M | 0.01% | +7,573+40.9% | Added |
| Gabelli Funds LLC | 26,400 | $6.08M | 0.04% | −600−2.2% | Reduced |
| Creative Planning | 26,457 | $6.10M | 0.00% | +14,560+122.4% | Added |
| Nomura Holdings Inc | 27,193 | $6.27M | 0.05% | −19,399−41.6% | Reduced |
| Gamco Investors, Inc. Et Al | 28,060 | $6.47M | 0.06% | −100.0% | Reduced |
| Trexquant Investment LP | 29,788 | $6.86M | 0.05% | −26,331−46.9% | Reduced |
| Winton Group Ltd | 32,659 | $7.52M | 0.26% | +3,228+11.0% | Added |
| JPMorgan Chase & Co | 33,853 | $7.78M | 0.00% | +10,844+47.1% | Added |
| Ieq Capital, LLC | 36,928 | $8.51M | 0.04% | +12,692+52.4% | Added |
| Pacer Advisors, Inc. | 37,529 | $8.65M | 0.02% | −4,307−10.3% | Reduced |
| Crawford Fund Management, LLC | 39,381 | $9.07M | 2.96% | −22,100−35.9% | Reduced |
| Bank of America Corp | 44,352 | $10.2M | 0.00% | −2,366−5.1% | Reduced |
| Prescott General Partners LLC | 45,000 | $10.4M | 0.76% | +45,000 | New |
| CI Private Wealth, LLC | 45,427 | $10.4M | 0.01% | +42,491+1,447.2% | Added |
| Marshall Wace, LLP | 45,645 | $10.5M | 0.01% | +18,726+69.6% | Added |
| D. E. Shaw & Co., Inc. | 46,607 | $10.7M | 0.01% | −7,178−13.3% | Reduced |
| Vanguard Fiduciary Trust Co | 47,670 | $11.0M | 0.00% | +47,670 | New |
| First Trust Advisors LP | 51,675 | $11.9M | 0.01% | +13,348+34.8% | Added |
| Citadel Advisors LLC | 53,214 | $12.3M | 0.01% | −79,729−60.0% | Reduced |
| Franklin Resources Inc | 55,647 | $12.8M | 0.00% | −9,926−15.1% | Reduced |
| Bank of New York Mellon Corp | 56,995 | $13.1M | 0.00% | −3,288−5.5% | Reduced |
| Loomis Sayles & Co L P | 63,481 | $14.6M | 0.02% | −1,568−2.4% | Reduced |
| Calamos Advisors LLC | 66,749 | $15.4M | 0.06% | +1,385+2.1% | Added |
| Southernsun Asset Management, LLC | 74,816 | $17.2M | 2.50% | −708−0.9% | Reduced |
| Man Group plc | 77,523 | $17.9M | 0.04% | +6,178+8.7% | Added |
| T. Rowe Price Investment Management, Inc. | 78,548 | $18.1M | 0.01% | +78,524+327,183.3% | Added |
| Northern Trust Corp | 78,992 | $18.2M | 0.00% | +4,101+5.5% | Added |
| Woodson Capital Management, LP | 90,000 | $20.7M | 3.35% | −10,000−10.0% | Reduced |
| Ameriprise Financial Inc | 91,529 | $21.1M | 0.00% | +626+0.7% | Added |
| Renaissance Technologies LLC | 93,779 | $21.6M | 0.03% | +11,100+13.4% | Added |
| Millennium Management LLC | 96,615 | $22.3M | 0.02% | +39,733+69.9% | Added |
| Charles Schwab Investment Management Inc | 106,981 | $24.6M | 0.00% | +8,155+8.3% | Added |
| Qube Research & Technologies Ltd | 111,324 | $25.6M | 0.04% | −21,538−16.2% | Reduced |
| Invesco Ltd. | 115,612 | $26.6M | 0.00% | −1,500−1.3% | Reduced |
| Southeastern Asset Management IncSuperinvestorSoutheastern Asset Management (Longleaf) | 118,401 | $27.3M | 1.34% | −29,596−20.0% | Reduced |
| Morgan Stanley | 134,511 | $31.0M | 0.00% | +20,211+17.7% | Added |
| Geode Capital Management, LLC | 142,113 | $32.8M | 0.00% | +2,915+2.1% | Added |
| Goldman Sachs Group Inc | 144,960 | $33.4M | 0.00% | +89,245+160.2% | Added |
| Global Alpha Capital Management Ltd. | 147,525 | $34.0M | 2.04% | +24,497+19.9% | Added |
| Gotham Asset Management, LLC | 170,318 | $39.2M | 0.12% | −78,592−31.6% | Reduced |
| FMR LLC | 195,365 | $45.0M | 0.00% | −165,510−45.9% | Reduced |
| UBS Group AG | 218,604 | $50.4M | 0.01% | +1,970+0.9% | Added |
| Quantinno Capital Management LP | 230,587 | $53.1M | 0.09% | +140,247+155.2% | Added |
| Arrowstreet Capital, Limited Partnership | 245,249 | $56.5M | 0.03% | −26,267−9.7% | Reduced |
| State Street Corp | 255,195 | $58.8M | 0.00% | +898+0.4% | Added |
| Dimensional Fund Advisors LP | 273,612 | $63.0M | 0.01% | +15,611+6.1% | Added |
| American Century Companies Inc | 288,084 | $66.4M | 0.03% | +96,479+50.4% | Added |
| Vanguard Capital Management LLC | 340,903 | $78.5M | 0.00% | +340,903 | New |
| Vanguard Portfolio Management LLC | 634,469 | $146.2M | 0.01% | +634,469 | New |
| AQR Capital Management LLC | 651,984 | $150.2M | 0.07% | +211,760+48.1% | Added |
| BlackRock, Inc. | 770,250 | $177.5M | 0.00% | +44,721+6.2% | Added |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −24,632−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −12,800−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −11,315−100.0% | Sold out |
| Quinn Opportunity Partners LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −9,074−100.0% | Sold out |
| Atom Investors LP | 0 | $0 | 0.00% | −7,243−100.0% | Sold out |
| Tejara Capital Ltd | 0 | $0 | 0.00% | −6,900−100.0% | Sold out |
| Exit Wealth Advisors, LLC. | 0 | $0 | 0.00% | −6,243−100.0% | Sold out |
| Skylands Capital, LLC | 0 | $0 | 0.00% | −6,050−100.0% | Sold out |
| Maverick Capital LtdSuperinvestorMaverick Capital | 0 | $0 | 0.00% | −5,234−100.0% | Sold out |
| Cambridge Investment Research Advisors, Inc. | 0 | $0 | 0.00% | −5,223−100.0% | Sold out |
| Lotus Technology Management, LP | 0 | $0 | 0.00% | −4,440−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −2,915−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −2,803−100.0% | Sold out |
| Mangrove Partners | 0 | $0 | 0.00% | −2,355−100.0% | Sold out |
| Sanctuary Advisors, LLC | 0 | $0 | 0.00% | −2,049−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −1,999−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −1,807−100.0% | Sold out |
| MQS Management LLC | 0 | $0 | 0.00% | −1,766−100.0% | Sold out |
| OP Asset Management Ltd | 0 | $0 | 0.00% | −1,665−100.0% | Sold out |
| Lecap Asset Management Ltd | 0 | $0 | 0.00% | −1,604−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −1,444−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −1,422−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −1,322−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −1,260−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −1,255−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −1,251−100.0% | Sold out |
| Bayforest Capital Ltd | 0 | $0 | 0.00% | −1,172−100.0% | Sold out |
| Swiss Life Asset Management Ltd | 0 | $0 | 0.00% | −1,137−100.0% | Sold out |
| Hilltop Holdings Inc. | 0 | $0 | 0.00% | −1,103−100.0% | Sold out |