Prime Buchholz LLC — 13F Holdings & Portfolio
CIK 2051999 · latest 13F-HR filed 2026-08-13
Prime Buchholz LLC manages $277.4M in 13F-reported U.S. long-equity assets across 40 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are EMXC (11.05%), VEA (10.76%), VSGX (9.45%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 19 new positions and exited 1; 14 existing positions rose in reported value and 4 fell.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
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AUM
$277.4M
Long-equity book
Holdings
40
Distinct positions
Period
2026-06-30
Filed 2026-08-13
Q/Q Activity
+19 / −1 / ↑14 / ↓4
vs 2026-03-31
Portfolio charts
Latest quarter's book, what changed, and how the portfolio has evolved across filings.
Portfolio map
Q2 26EMXC11.0% · -6%VEA10.8% · +0%VSGX9.4% · +11%VXF8.3% · +17%VXUS7.8% · +4%ESGV6.5% · +46%VWO5.0% · -8%VONG3.7% · newSTIP3.5% · -42%VONV3.2% · newSPY3.2% · newUSMV2.6% · newVUG2.4% · newREET2.3% · 0%VV2.3% · -16%VIOV2.3% · newIWO1.9% · newVGIT1.8% · +24%VOO1.7% · +83%VTI1.4% · newVT1.1% · -76%BND1.0% · +14%VNQ0.9% · +12%GII0.8% · -2%AVSD0.7% · newLPRE0.6% · 0%ICLN0.6% · -28%RSP0.5% · newQQQ0.4% · newIWM0.3% · newIGE0.3% · 0%IWV0.2% · newQUAL0.2% · newDES0.2% · newIJH0.2% · +0%IWR0.2% · newVGK0.1% · newDFSI0.1% · 0%VCLT0.1% · newIAU0.1% · new
Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.
Sector mix
% of 13F valueSectors from each company's SIC code; funds and ETFs grouped separately.
Biggest buys and sells
Q1 26 → Q2 26Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.
13F assets and positions
4 quartersTotal reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.
Top positions over time
reported valueThe eight largest current positions, valued at each quarter end.
Concentration
top 10 = 69.3%Cumulative share of the portfolio held in the largest N positions.
Firm Profile & Key People
As of the firm’s regulatory filing dated Sep 11, 2026.
Assets Under Management
$14.07B
Discretionary
$5.54B
Employees
127
Accounts
85
Address
273 CORPORATE DRIVE, SUITE 250
PORTSMOUTH, NH 03801
PORTSMOUTH, NH 03801
Phone
(603) 433-1143
| Name | Title / Status | Ownership | Type |
|---|---|---|---|
| BROWN, JEFFREY, X. Control | CHIEF FINANCIAL OFFICER since Jan 2024 | Less than 5% | Individual |
| HOCHSTADT, PAMELA, HOPE Control | SENIOR DIRECTOR - RESEARCH, MANAGER since Apr 2025 | Less than 5% | Individual |
| JOHNSON, GREGORY, CHARLES Control | VICE PRESIDENT, MANAGER since Dec 2004 | 10–25% | Individual |
| Jarry, Timothy, Michael Control | TREASURER since Mar 2024 | Less than 5% | Individual |
| MCCARRON, WILLIAM, FRANCIS Control | PRESIDENT, MANAGER since Jan 1990 | 25–50% | Individual |
| OQUINN, RYAN, THOMAS Control | SENIOR CONSULTANT, MANAGER since Apr 2025 | Less than 5% | Individual |
| REGAN, CHRISTOPHER, M Control | CHIEF OPERATING OFFICER since Nov 2018 | Less than 5% | Individual |
| RICCI, DANIEL, MICHAEL Control | HEAD OF INFORMATION SYSTEMS, MANAGER since Apr 2025 | Less than 5% | Individual |
| VANDELINDER, BRIAN, J. Control | CHIEF COMPLIANCE OFFICER since Jan 2026 | Less than 5% | Individual |
| DESISTO, GREGORY, CHARLES | SENIOR CONSULTANT since Jul 2024 | 10–25% | Individual |
Ownership & leadership changes · 16 filings with changes since Mar 28, 2012
From the firm’s regulatory filings, newest first. Dates are filing dates: a filing that no longer lists someone does not say when they left.
Mar 27, 2026 filing
- No longer listedVASQUEZ, KAREN, A. · CHIEF INFORMATION AND TECHNOLOGY OFFICER · Less than 5% · control person · listed since Jun 2018
- AddedJarry, Timothy, Michael · TREASURER · Less than 5% · control person
Jan 9, 2026 filing
- No longer listedKOVALIK, MARCIA, S · CHIEF COMPLIANCE OFFICER, GENERAL COUNSEL, MANAGER · Less than 5% · control person · listed since Oct 2008
- AddedVANDELINDER, BRIAN, J. · CHIEF COMPLIANCE OFFICER · Less than 5% · control person
Apr 16, 2025 filing
- AddedHOCHSTADT, PAMELA, HOPE · SENIOR DIRECTOR - RESEARCH, MANAGER · Less than 5% · control person
- AddedOQUINN, RYAN, THOMAS · SENIOR CONSULTANT, MANAGER · Less than 5% · control person
- AddedRICCI, DANIEL, MICHAEL · HEAD OF INFORMATION SYSTEMS, MANAGER · Less than 5% · control person
Mar 31, 2025 filing
- ChangedJOHNSON, GREGORY, CHARLES · title MANAGER → VICE PRESIDENT, MANAGER
Jan 2, 2025 filing
- No longer listedDINGLE, VALENTINA, TESLENKO · CHIEF DIVERSITY OFFICER, MANAGER · Less than 5% · control person · listed since May 2022
Jul 23, 2024 filing
- ChangedDESISTO, GREGORY, CHARLES · title MANAGER → SENIOR CONSULTANT; no longer a control person
Jan 30, 2024 filing
- No longer listedCROTEAU, JEFFREY, ROBERT · PRINCIPAL, MANAGER, TREASURER · 10–25% · control person · listed since Dec 2008
- No longer listedPEARL, VANESSA, MEGAN · CHIEF FINANCIAL OFFICER, MANAGER · Less than 5% · control person · listed since Feb 2022
- AddedBROWN, JEFFREY, X. · CHIEF FINANCIAL OFFICER · Less than 5% · control person
- ChangedDESISTO, GREGORY, CHARLES · title PRINCIPAL, MANAGER → MANAGER
- ChangedDINGLE, VALENTINA, TESLENKO · title CHIEF DIVERSITY OFFICER, PRINCIPAL, MANAGER → CHIEF DIVERSITY OFFICER, MANAGER
- ChangedJOHNSON, GREGORY, CHARLES · title PRINCIPAL, MANAGER → MANAGER
- ChangedKOVALIK, MARCIA, S · title CHIEF COMPLIANCE OFFICER, GENERAL COUNSEL, PRINCIPAL, MANAGER → CHIEF COMPLIANCE OFFICER, GENERAL COUNSEL, MANAGER
- ChangedMCCARRON, WILLIAM, FRANCIS · title PRESIDENT, PRINCIPAL, MANAGER → PRESIDENT, MANAGER
- ChangedREGAN, CHRISTOPHER, M · title CHIEF OPERATING OFFICER, PRINCIPAL → CHIEF OPERATING OFFICER
- ChangedVASQUEZ, KAREN, A. · title CHIEF INFORMATION AND TECHNOLOGY OFFICER, PRINCIPAL → CHIEF INFORMATION AND TECHNOLOGY OFFICER
Mar 29, 2023 filing
- ChangedDINGLE, VALENTINA, TESLENKO · title DIRECTOR OF DIVERSITY AND ENGAGEMENT, PRINCIPAL, MANAGER → CHIEF DIVERSITY OFFICER, PRINCIPAL, MANAGER
Mar 29, 2022 filing
- No longer listedDUMAS, KATE, DOUGHAN · PRINCIPAL, MANAGER · Less than 5% · control person · listed since May 2020
- No longer listedGIRALD, KRISTIN, MARIE · PRINCIPAL, MANAGER · Less than 5% · control person · listed since May 2020
- AddedDINGLE, VALENTINA, TESLENKO · DIRECTOR OF DIVERSITY AND ENGAGEMENT, PRINCIPAL, MANAGER · Less than 5% · control person
- AddedPEARL, VANESSA, MEGAN · CHIEF FINANCIAL OFFICER, MANAGER · Less than 5% · control person
Mar 26, 2021 filing
- No longer listedRAUCCI, MARSHALL · PRINCIPAL · Less than 5% · control person · listed since Sep 1996
- AddedDUMAS, KATE, DOUGHAN · PRINCIPAL, MANAGER · Less than 5% · control person
- AddedGIRALD, KRISTIN, MARIE · PRINCIPAL, MANAGER · Less than 5% · control person
- ChangedCROTEAU, JEFFREY, ROBERT · title TREASURER → PRINCIPAL, MANAGER, TREASURER
- ChangedDESISTO, GREGORY, CHARLES · title PRINCIPAL → PRINCIPAL, MANAGER
- ChangedJOHNSON, GREGORY, CHARLES · title PRINCIPAL → PRINCIPAL, MANAGER
- ChangedKOVALIK, MARCIA, S · title CHIEF COMPLIANCE OFFICER AND GENERAL COUNSEL → CHIEF COMPLIANCE OFFICER, GENERAL COUNSEL, PRINCIPAL, MANAGER
- ChangedMCCARRON, WILLIAM, FRANCIS · title PRESIDENT → PRESIDENT, PRINCIPAL, MANAGER
- ChangedREGAN, CHRISTOPHER, M · title CHIEF OPERATING OFFICER → CHIEF OPERATING OFFICER, PRINCIPAL
- ChangedVASQUEZ, KAREN, A. · title CHIEF INFORMATION AND TECHNOLOGY OFFICER → CHIEF INFORMATION AND TECHNOLOGY OFFICER, PRINCIPAL
Older changes (7 more filings)
Mar 27, 2020 filing
- ChangedCROTEAU, JEFFREY, ROBERT · title PRINCIPAL → TREASURER
- ChangedDESISTO, GREGORY, CHARLES · title TREASURER → PRINCIPAL
- ChangedRAUCCI, MARSHALL · ownership 5–10% → Less than 5%
Mar 26, 2019 filing
- No longer listedSWEENEY, CHRISTOPHER, JOHN · CHIEF OPERATING OFFICER · Less than 5% · control person · listed since Jun 2010
- AddedREGAN, CHRISTOPHER, M · CHIEF OPERATING OFFICER · Less than 5% · control person
- AddedVASQUEZ, KAREN, A. · CHIEF INFORMATION AND TECHNOLOGY OFFICER · Less than 5% · control person
- ChangedCROTEAU, JEFFREY, ROBERT · ownership 5–10% → 10–25%
Jan 25, 2018 filing
- ChangedRAUCCI, MARSHALL · ownership 10–25% → 5–10%
Jan 5, 2017 filing
- No longer listedRIORDAN, EBEN, MATTHEW · PRINCIPAL · Less than 5% · control person · listed since Dec 2005
Mar 26, 2015 filing
- ChangedRIORDAN, EBEN, MATTHEW · ownership 5–10% → Less than 5%
Mar 25, 2014 filing
- ChangedCROTEAU, JEFFREY, ROBERT · now a control person
- ChangedRIORDAN, EBEN, MATTHEW · now a control person
Mar 28, 2012 filing (earliest on record)
- ListedCROTEAU, JEFFREY, ROBERT · PRINCIPAL · 5–10%
- ListedDESISTO, GREGORY, CHARLES · TREASURER · 10–25% · control person
- ListedJOHNSON, GREGORY, CHARLES · PRINCIPAL · 10–25% · control person
- ListedKOVALIK, MARCIA, S · CHIEF COMPLIANCE OFFICER AND GENERAL COUNSEL · Less than 5% · control person
- ListedMCCARRON, WILLIAM, FRANCIS · PRESIDENT · 25–50% · control person
- ListedRAUCCI, MARSHALL · PRINCIPAL · 10–25% · control person
- ListedRIORDAN, EBEN, MATTHEW · PRINCIPAL · 5–10%
- ListedSWEENEY, CHRISTOPHER, JOHN · CHIEF OPERATING OFFICER · Less than 5% · control person
Quarter-over-quarter changes
Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.
Top Adds (vs prior quarter)
- The Vanguard Group$7.5M +72.4%
- The Vanguard Group$6.6M +39.8%
- The Vanguard Group$5.6M +26.9%
- Blackrock$5.5M +22.0%
- The Vanguard Group$3.1M +11.8%
Top Trims
- The Vanguard Group-$8.5M -73.2%
- Blackrock-$7.1M -42.6%
- Blackrock-$376.9K -19.1%
- Blackrock-$104.2K -10.7%
New Positions
- The Vanguard Group$10.4M
- The Vanguard Group$9.0M
- SSIM$8.9M
- Blackrock$7.2M
- The Vanguard Group$6.7M
Prime Buchholz LLC Holdings (2026-06-30)
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | Blackrock | EMXC | 46434G764 | $30.6M | 11.05% | 299,549 | SH |
| 2 | The Vanguard Group | VEA | 921943858 | $29.8M | 10.76% | 418,911 | SH |
| 3 | The Vanguard Group | VSGX | 921910725 | $26.2M | 9.45% | 318,254 | SH |
| 4 | The Vanguard Group | VXF | 922908652 | $23.1M | 8.31% | 93,644 | SH |
| 5 | The Vanguard Group | VXUS | 921909768 | $21.5M | 7.75% | 251,639 | SH |
| 6 | The Vanguard Group | ESGV | 921910733 | $17.9M | 6.47% | 135,621 | SH |
| 7 | The Vanguard Group | VWO | 922042858 | $13.9M | 5.02% | 233,290 | SH |
| 8 | The Vanguard Group | VONG | 92206C680 | $10.4M | 3.75% | 81,288 | SH |
| 9 | Blackrock | STIP | 46429B747 | $9.6M | 3.47% | 94,283 | SH |
| 10 | The Vanguard Group | VONV | 92206C714 | $9.0M | 3.24% | 84,515 | SH |
| 11 | SSIM | SPY | 78462F103 | $8.9M | 3.21% | 11,909 | SH |
| 12 | Blackrock | USMV | 46429B697 | $7.2M | 2.59% | 74,598 | SH |
| 13 | The Vanguard Group | VUG | 922908736 | $6.7M | 2.41% | 77,622 | SH |
| 14 | Blackrock | REET | 46434V647 | $6.5M | 2.34% | 235,330 | SH |
| 15 | The Vanguard Group | VV | 922908637 | $6.4M | 2.30% | 18,564 | SH |
| 16 | The Vanguard Group | VIOV | 921932778 | $6.4M | 2.30% | 54,407 | SH |
| 17 | Blackrock | IWO | 464287648 | $5.3M | 1.91% | 13,458 | SH |
| 18 | The Vanguard Group | VGIT | 92206C706 | $5.1M | 1.83% | 85,992 | SH |
| 19 | The Vanguard Group | VOO | 922908363 | $4.7M | 1.70% | 6,868 | SH |
| 20 | The Vanguard Group | VTI | 922908769 | $3.8M | 1.37% | 10,265 | SH |
| 21 | The Vanguard Group | VT | 922042742 | $3.1M | 1.12% | 19,773 | SH |
| 22 | The Vanguard Group | BND | 921937835 | $2.7M | 0.99% | 37,437 | SH |
| 23 | The Vanguard Group | VNQ | 922908553 | $2.4M | 0.86% | 24,676 | SH |
| 24 | SSIM | GII | 78463X855 | $2.3M | 0.82% | 30,032 | SH |
| 25 | American Century Investments | AVSD | 025072299 | $2.0M | 0.72% | 25,037 | SH |
| 26 | Long Pond Capital | LPRE | 30151E517 | $1.6M | 0.59% | 54,784 | SH |
| 27 | Blackrock | ICLN | 464288224 | $1.6M | 0.58% | 77,999 | SH |
| 28 | Invesco Capital Management | RSP | 46137V357 | $1.4M | 0.51% | 6,652 | SH |
| 29 | Invesco Capital Management | QQQ | 46090E103 | $1.2M | 0.44% | 1,640 | SH |
| 30 | Blackrock | IWM | 464287655 | $901.6K | 0.33% | 3,001 | SH |
| 31 | Blackrock | IGE | 464287374 | $866.3K | 0.31% | 15,420 | SH |
| 32 | Blackrock | IWV | 464287689 | $685.2K | 0.25% | 1,607 | SH |
| 33 | Blackrock | QUAL | 46432F339 | $680.2K | 0.25% | 3,100 | SH |
| 34 | Wisdom Tree Inc. | DES | 97717W604 | $603.7K | 0.22% | 14,841 | SH |
| 35 | Blackrock | IJH | 464287507 | $538.3K | 0.19% | 6,981 | SH |
| 36 | Blackrock | IWR | 464287499 | $518.5K | 0.19% | 4,700 | SH |
| 37 | The Vanguard Group | VGK | 922042874 | $354.2K | 0.13% | 4,000 | SH |
| 38 | Dimensional Fund Advisors | DFSI | 25434V690 | $307.3K | 0.11% | 6,814 | SH |
| 39 | The Vanguard Group | VCLT | 92206C813 | $285.9K | 0.10% | 3,800 | SH |
| 40 | Blackrock | IAU | 464285204 | $226.5K | 0.08% | 3,000 | SH |
Filing History
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-13 | $277.4M | 40 | 0002051999-26-000005 |
| 2026-03-31 | 2026-05-14 | $191.3M | 22 | 0002051999-26-000004 |
| 2025-12-31 | 2026-02-11 | $168.4M | 20 | 0002051999-26-000002 |
| 2025-09-30 | 2025-11-05 | $181.9M | 20 | 0002051999-25-000006 |
Filer Information
Address
273 CORPORATE DRIVESUITE 250
PORTSMOUTH, NH 03801
Phone
(603) 433-1143
Filing Manager
Prime Buchholz LLC
PORTSMOUTH, NH
Signatory
George Matthew Berardino
Principal/Head of Client Service