4D Advisors, LLC holds a diversified book of 34 stocks worth $157.8M as of Q1 2026 (disclosed May 15, 2026, a ~45-day 13F lag). This quarter they opened WASTE MGMT INC DEL and trimmed AMERICAN PUB ED INC. Their largest long position is WASTE MGMT INC DEL at 6% of the equity book.
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Use Arkolith to show 4D Advisors, LLC's latest holdings, largest changes, and filing provenance.
Top-heavy: diversified book
Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.
19% mapped to company sectors
Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.
Estimated $ traded · quarter-end prices, no cost basis
Bars show each stock's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | Waste Mgmt Inc Del COM | $9.2M | 40.0K | 5.8% | ▲New New position | |
| 2 | American Pub Ed Inc COM | $8.5M | 150.0K | 5.4% | ▼−14% Reduced · −25K sh | |
| 3 | Hunt J B Trans Svcs Inc COM | $8.5M | 40.0K | 5.4% | ▲New New position | |
| 4 | Old Dominion Freight Line In COM | $7.8M | 40.0K | 5.0% | ▲New New position | |
| 5 | Permian Resources Corp CLASS A COM | $6.4M | 300.0K | 4.1% | ▲New New position | |
| 6 | Onto Innovation Inc COM | $6.2M | 30.0K | 3.9% | —Held | |
| 7 | Cohu Inc COM | $5.7M | 185.0K | 3.6% | ▼−7.5% Reduced · −15K sh | |
| 8 | Turning PT Brands Inc COM | $5.6M | 65.0K | 3.6% | ▼−43% Reduced · −50K sh | |
| 9 | Comfort Sys USA Inc COM | $5.5M | 4.0K | 3.5% | ▼−20% Reduced · −1K sh | |
| 10 | Federal Signal Corp COM | $5.4M | 50.0K | 3.4% | ▼−29% Reduced · −20K sh | |
| 11 | Casella Waste Sys Inc CL A | $5.2M | 65.0K | 3.3% | ▼−32% Reduced · −30K sh | |
| 12 | Advanced Energy Inds COM | $4.8M | 15.0K | 3.1% | —Held | |
| 13 | Ultra Clean Hldgs Inc COM | $4.7M | 75.0K | 3.0% | ▼−44% Reduced · −60K sh | |
| 14 | Ichor Holdings SHS | $4.7M | 100.0K | 3.0% | ▲New New position | |
| 15 | Marten Trans Ltd COM | $4.6M | 350.0K | 2.9% | ▲New New position | |
| 16 | Monolithic PWR Sys Inc COM | $4.4M | 4.0K | 2.8% | —Held | |
| 17 | Axon Enterprise Inc COM | $4.2M | 10.0K | 2.7% | ▼−20% Reduced · −3K sh | |
| 18 | Myr Group Inc COM | $4.2M | 15.0K | 2.7% | ▲New New position | |
| 19 | Knife River Corp COMMON STOCK | $4.1M | 50.0K | 2.6% | —Held | |
| 20 | Kulicke & Soffa Inds Inc COM | $3.9M | 60.0K | 2.5% | ▲New New position | |
| 21 | Xpo Inc COM | $3.9M | 20.0K | 2.5% | ▲New New position | |
| 22 | Ceco Environmental Corp COM | $3.9M | 65.0K | 2.5% | ▲New New position | |
| 23 | Knight-Swift Transn Hldgs In CL A | $3.7M | 65.0K | 2.4% | ▼−13% Reduced · −10K sh | |
| 24 | Covenant Logistics Group Inc CL A | $3.7M | 135.0K | 2.3% | ▲New New position | |
| 25 | Powell Inds Inc COM | $3.5M | 6.5K | 2.2% | ▲New New position | |
| 26 | Aebi Schmidt Hldg AG COM | $3.4M | 350.0K | 2.2% | ▲New New position | |
| 27 | Benchmark Electrs Inc COM | $3.4M | 60.0K | 2.1% | ▲New New position | |
| 28 | Carlisle Cos Inc COM | $3.3M | 10.0K | 2.1% | ▼−50% Reduced · −10K sh | |
| 29 | Shoals Technologies Group In CL A | $3.3M | 500.0K | 2.1% | ▲New New position | |
| 30 | Newmont Corp COM | $3.2M | 30.0K | 2.1% | ▼−40% Reduced · −20K sh | |
| 31 | Caci Intl Inc CL A | $3.0M | 5.5K | 1.9% | ▲New New position | |
| 32 | Boot Barn Hldgs Inc COM | $2.9M | 20.0K | 1.9% | —Held | |
| 33 | Celsius Hldgs Inc COM NEW | $2.7M | 75.0K | 1.7% | ▼−46% Reduced · −65K sh | |
| 34 | Diamondback Energy Inc COM | $281K | 1.4K | 0.2% | ▲New New position |
As-of date vs the date the SEC received each filing
| Quarter | As of | Filed | Positions | Value | Form |
|---|---|---|---|---|---|
| Q1 2026 | Mar 31, 2026 | May 15, 2026 | 34 | $157.8M | 13F-HR |
| Q4 2025 | Dec 31, 2025 | Feb 17, 2026 | 37 | $182.5M | 13F-HR |
| Q3 2025 | Sep 30, 2025 | Nov 14, 2025 | 33 | $187.8M | 13F-HR |
| Q2 2025 | Jun 30, 2025 | Aug 14, 2025 | 34 | $186.0M | 13F-HR |
| Q1 2025 | Mar 31, 2025 | May 15, 2025 | 32 | $128.7M | 13F-HR |
| Q4 2024 | Dec 31, 2024 | Feb 14, 2025 | 35 | $143.5M | 13F-HR |
Holdings from SEC EDGAR 13F-HR filings, updated quarterly ~45 days after quarter-end. Public domain. The book and weighting are long equity only; disclosed put/call options are listed separately and excluded from those totals. The performance line is a simulation of the disclosed long book, not an audited return.