4D Advisors
4D Advisors reported 37 stocks worth $260M in its 13F filing for Q2 2026, filed Aug 14, 2026. Its largest holdings are KNX (6.0%), JBHT (4.9%) and ARCB (4.7%). Compared with Q1 2026, the fund opened new positions in ARCB, CLH and TFII, added to KNX, JBHT and AXON, trimmed COHU, MYRG and ONTO and sold out of WM, ODFL and PR.
Holdings
| # | Stock | Value | Weight | Shares | Change | Shares, 7 qtrs | Held |
|---|---|---|---|---|---|---|---|
| 1 |  KNX Knight-Swift Transn Hldgs in | $15.6M | 6.0% | 200K | +135K (+208%) | 3 of 7 | |
| 2 |  JBHT Hunt J B Trans Svcs Inc | $12.7M | 4.9% | 44K | +4,000 (+10%) | 2 of 7 | |
| 3 |  ARCB Arcbest Corp | $12.2M | 4.7% | 85K | New position | 1 of 7 | |
| 4 |  AXON Axon Enterprise Inc | $11.2M | 4.3% | 20K | +10K (+100%) | 7 of 7 | |
| 5 |  CLH Clean Harbors Inc | $10.5M | 4.0% | 35K | New position | 1 of 7 | |
| 6 |  TFII Tfi Intl Inc | $10M | 3.9% | 70K | New position | 1 of 7 | |
| 7 |  CVLG Covenant Logistics Group Inc | $9.9M | 3.8% | 225K | +90K (+67%) | 2 of 7 | |
| 8 |  LLY Eli Lilly & Co | $9M | 3.5% | 7,500 | New position | 1 of 7 | |
| 9 |  FND FLOOR & DECOR HLDGS INC | $8.9M | 3.4% | 150K | New position | 1 of 7 | |
| 10 |  APEI American Pub ED Inc | $8.9M | 3.4% | 165K | +15K (+10%) | 6 of 7 |
Positions at Jun 30, 2026, as reported. Change is against the fund's Q1 2026 filing; weight is the share of the fund's reported stocks.
Sold out
held in Q1 2026, gone in Q2 2026| Stock | Value last quarter | Shares sold |
|---|---|---|
 WM Waste Mgmt Inc Del | $9.2M | 40K |
 ODFL Old Dominion Freight Line in | $7.8M | 40K |
 PR Permian Resources Corp | $6.4M | 300K |
 UCTT Ultra Clean Hldgs Inc | $4.7M | 75K |
 MRTN Marten Trans Ltd | $4.6M | 350K |
🔒 Free account: see all 15.
Reported value
last 7 quartersThe value of the US stocks the fund reported, at quarter end prices. It moves with the market as well as with buying and selling.
Filings for Q2 2026
straight from the SEC| Filed | Form | Quarter | |
|---|---|---|---|
| Aug 14, 2026 | 13F-HR | Q2 2026 | SEC filing ↗ |
Other superinvestors
All hedge fund holdings →4D Advisors 13F FAQ
What does 4D Advisors own?
4D Advisors reported 37 stocks worth $260M in its 13F filing for Q2 2026, filed Aug 14, 2026. Its largest holdings are KNX (6.0%), JBHT (4.9%) and ARCB (4.7%). The table above lists every position in the filing (the top 10 without an account).
What did 4D Advisors buy and sell in Q2 2026?
Compared with Q1 2026: 18 new positions, 11 added to, 8 trimmed and 15 sold out. New positions include ARCB, CLH and TFII. It sold all of WM, ODFL and PR.
When will 4D Advisors file its next 13F?
Holdings as of Sep 30, 2026 are due by Nov 16, 2026. The filing appears on this page within minutes of reaching the SEC.
How much is 4D Advisors's portfolio worth?
The Q2 2026 filing reports $260M in US stocks. That leaves out cash, bonds, short positions and most foreign holdings, so the fund's total assets are usually larger.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Holdings come from the fund's SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. The fund may have changed its positions since. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.