4D Advisors, LLC — 13F Holdings & Portfolio

CIK 1938268 · latest 13F-HR filed 2026-08-14

4D Advisors, LLC manages $260.3M in 13F-reported U.S. long-equity assets across 37 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are KNX (5.98%), JBHT (4.89%), ARCB (4.69%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 18 new positions, exited 15, added to 12, and trimmed 6.

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.

Filer Information
Address
1801 SOUTH CATALINA AVE.
#306
REDONDO BEACH, CA 90277
Phone
(310) 936-5316
Filing Manager
4D Advisors, LLC
REDONDO BEACH, CA
Signatory
Keith Williams
CCO
Loading holdings…
AUM

$260.3M

Long-equity book

Holdings

37

Distinct positions

Period

2026-06-30

Filed 2026-08-14

Q/Q Activity

+18 / −15 / ↑12 / ↓6

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • KNIGHT-SWIFT TRANSN HLDGS IN$11.8M +316.1%
  • AXON ENTERPRISE INC$7.0M +164.0%
  • COVENANT LOGISTICS GROUP INC$6.3M +171.2%
  • HUNT J B TRANS SVCS INC$4.3M +50.2%
  • DIAMONDBACK ENERGY INC$4.1M +1462.5%
Show all 12

Top Trims

  • TURNING PT BRANDS INC-$1.8M -32.3%
  • COMFORT SYS USA INC-$1.6M -28.1%
  • ICHOR HOLDINGS-$1.3M -27.7%
  • ONTO INNOVATION INC-$1.2M -20.0%
  • KULICKE & SOFFA INDS INC-$933.6K -23.7%
Show all 6

New Positions

  • ARCBEST CORP$12.2M
  • CLEAN HARBORS INC$10.5M
  • TFI INTERNATIONAL INC$10.0M
  • ELI LILLY & CO$9.0M
  • FLOOR & DECOR HLDGS INC$8.9M
Show all 18

Exited Positions

  • WASTE MGMT INC DEL$9.2M
  • OLD DOMINION FREIGHT LINE IN$7.8M
  • PERMIAN RESOURCES CORP$6.4M
  • ULTRA CLEAN HLDGS INC$4.7M
  • MARTEN TRANS LTD$4.6M
Show all 15
All Holdings

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 KNIGHT-SWIFT TRANSN HLDGS IN KNX 499049104 $15.6M 5.98% 200,000 SH
2 HUNT J B TRANS SVCS INC JBHT 445658107 $12.7M 4.89% 44,000 SH
3 ARCBEST CORP ARCB 03937C105 $12.2M 4.69% 85,000 SH
4 AXON ENTERPRISE INC AXON 05464C101 $11.2M 4.31% 20,000 SH
5 CLEAN HARBORS INC CLH 184496107 $10.5M 4.02% 35,000 SH
6 TFI INTERNATIONAL INC TFII 87241L109 $10.0M 3.86% 70,000 SH
7 COVENANT LOGISTICS GROUP INC CVLG 22284P105 $9.9M 3.82% 225,000 SH
8 ELI LILLY & CO LLY 532457108 $9.0M 3.46% 7,500 SH
9 FLOOR & DECOR HLDGS INC FND 339750101 $8.9M 3.42% 150,000 SH
10 AMERICAN PUB ED INC APEI 02913V103 $8.9M 3.40% 165,000 SH
11 COHU INC COHU 192576106 $8.5M 3.27% 115,000 SH
12 FEDERAL SIGNAL CORP FSS 313855108 $8.4M 3.21% 65,000 SH
13 CASELLA WASTE SYS INC CWST 147448104 $8.2M 3.17% 85,000 SH
14 ADVANCED ENERGY INDS AEIS 007973100 $7.5M 2.86% 20,000 SH
15 FTAI AVIATION LTD FTAI G3730V105 $7.4M 2.86% 27,500 SH
16 VEEVA SYS INC VEEV 922475108 $7.1M 2.73% 40,000 SH
17 SEADRILL LTD SDRL G7997W102 $7.0M 2.69% 185,000 SH
18 REPUBLIC SVCS INC RSG 760759100 $6.9M 2.66% 32,500 SH
19 MYR GROUP INC MYRG 55405W104 $6.3M 2.40% 12,500 SH
20 GUIDEWIRE SOFTWARE INC GWRE 40171V100 $6.2M 2.36% 50,000 SH
21 CANADIAN NAT RES LTD MED TER CNQ 136385101 $5.9M 2.28% 150,000 SH
22 CACI INTL INC CACI 127190304 $5.8M 2.22% 12,500 SH
23 ALIGN TECHNOLOGY INC ALGN 016255101 $5.6M 2.14% 33,000 SH
24 RANGER ENERGY SVCS INC RNGR 75282U104 $5.2M 2.00% 325,000 SH
25 LANDSTAR SYS INC LSTR 515098101 $5.2M 1.99% 25,000 SH
26 A10 NETWORKS INC ATEN 002121101 $5.0M 1.94% 135,000 SH
27 BOOT BARN HLDGS INC BOOT 099406100 $4.9M 1.89% 30,000 SH
28 ONTO INNOVATION INC ONTO 683344105 $4.9M 1.89% 13,000 SH
29 MKS INC. MKSI 55306N104 $4.9M 1.88% 11,000 SH
30 DIAMONDBACK ENERGY INC FANG 25278X109 $4.4M 1.69% 25,000 SH
31 MONOLITHIC PWR SYS INC MPWR 609839105 $4.1M 1.59% 3,000 SH
32 MICRON TECHNOLOGY INC MU 595112103 $4.0M 1.55% 3,500 SH
33 COMFORT SYS USA INC FIX 199908104 $4.0M 1.52% 2,000 SH
34 TURNING PT BRANDS INC TPB 90041L105 $3.8M 1.47% 45,000 SH
35 VEECO INSTRS INC DEL VECO 922417100 $3.8M 1.46% 50,000 SH
36 ICHOR HOLDINGS ICHR G4740B105 $3.4M 1.29% 30,000 SH
37 KULICKE & SOFFA INDS INC KLIC 501242101 $3.0M 1.16% 22,500 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-14 $260.3M 37 0001938268-26-000005
2026-03-31 2026-05-15 $157.8M 34 0001938268-26-000003
2025-12-31 2026-02-17 $182.5M 37 0001938268-26-000002
2025-09-30 2025-11-14 $187.8M 33 0001938268-25-000003