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 |
|---|---|---|---|---|---|
| Roman Butler Fullerton & Co | 0 | $0 | 0.00% | −920−100.0% | Sold out |
| Kestra Advisory Services, LLC | 0 | $0 | 0.00% | −995−100.0% | Sold out |
| Wexford Capital LP | 0 | $0 | 0.00% | −493−100.0% | Sold out |
| Flagship Harbor Advisors, LLC | 0 | $0 | 0.00% | −179−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −168−100.0% | Sold out |
| DV Trading LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Concord Wealth Partners | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Signature Equity Partners, LLC | 0 | $0 | 0.00% | −38−100.0% | Sold out |
| Cape Investment Advisory, Inc. | 0 | $0 | 0.00% | −22−100.0% | Sold out |
| Leonteq Securities AG | 0 | $0 | 0.00% | −21−100.0% | Sold out |
| SageView Advisory Group, LLC | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| Torren Management, LLC | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| CNB Bank | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| GWM Advisors LLC | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Elyxium Wealth, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Innovative Advisory Group, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| RK Asset Management, LLC | – | – | – | – | Not filed |
| CIBC World Markets Corp | – | – | – | – | Not filed |
| Comerica Bank | – | – | – | – | Not filed |
| Trust Co of Vermont | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |
| ORG Partners LLC | – | – | – | – | Not filed |
| CIBC Private Wealth Group, LLC | – | – | – | – | Not filed |