Samjo Management, LLC — 13F Holdings & Portfolio

CIK 1986590 · latest 13F-HR filed 2026-08-14

Samjo Management, LLC manages $293.0M in 13F-reported U.S. long-equity assets across 83 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are PDFS (7.19%), PDFS (6.06%), GENI (5.57%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 13 new positions, exited 10, added to 23, and trimmed 11.

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
880 THIRD AVENUE
16TH FLOOR
NEW YORK, NY 10022
Phone
(212) 419-3924
Filing Manager
Samjo Management, LLC
New York, NY
Signatory
Andrew Wiener
Managing Member
Loading holdings…
AUM

$293.0M

Long-equity book

Holdings

83

Distinct positions

Period

2026-06-30

Filed 2026-08-14

Q/Q Activity

+13 / −10 / ↑23 / ↓11

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • GENIUS SPORTS LIMITED$13.2M +79.1%
  • PAR TECHNOLOGY CORP$10.1M +246.5%
  • AMBARELLA INC$9.6M +448.4%
  • PDF SOLUTIONS INC$8.7M +29.0%
  • POWERFLEET INC$7.8M +63.7%
Show all 23 →

Top Trims

  • ARTERIS INC-$2.3M -12.2%
  • SLB LIMITED-$1.1M -9.8%
  • NEOGEN CORP-$538.4K -20.2%
  • KKR & CO INC-$361.2K -10.2%
  • WALMART INC-$257.7K -8.9%
Show all 11 →

New Positions

  • FLUOR CORP$6.1M
  • TIGO ENERGY INC$2.7M
  • FLOTEK INDUSTRIES INC$2.2M
  • CRYOPORT INC$2.0M
  • KORNIT DIGITAL LTD$1.5M
Show all 13 →

Exited Positions

  • QXO INC$6.1M
  • ASTRAZENECA PLC$4.8M
  • MDXHEALTH SA$3.3M
  • ROCKET COS INC$3.2M
  • NEOGENOMICS INC$2.3M
Show all 10 →
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 PDF SOLUTIONS INC PDFS 693282105 $21.1M 7.19% 297,600 SH
2 PDF SOLUTIONS INC PDFS 693282105 $17.7M 6.06% 250,685 SH
3 GENIUS SPORTS LIMITED GENI G3934V109 $16.3M 5.57% 2,695,000 SH
4 GENIUS SPORTS LIMITED GENI G3934V109 $13.4M 4.59% 2,218,050 SH
5 ZETA GLOBAL HOLDINGS CORP ZETA 98956A105 $10.6M 3.63% 540,465 SH
6 POWERFLEET INC AIOT 73931J109 $10.6M 3.61% 2,760,000 SH
7 INSPIRED ENTMT INC INSE 45782N108 $9.6M 3.29% 1,168,500 SH
8 POWERFLEET INC AIOT 73931J109 $9.5M 3.25% 2,494,422 SH
9 ARTERIS INC AIP 04302A104 $9.2M 3.13% 189,000 SH
10 INSPIRED ENTMT INC INSE 45782N108 $8.7M 2.97% 1,055,400 SH
11 BERKSHIRE HATHAWAY INC DEL BRK.B 084670702 $7.9M 2.69% 15,770 SH
12 PAR TECHNOLOGY CORP PAR 698884103 $7.8M 2.64% 444,900 SH
13 ARTERIS INC AIP 04302A104 $7.3M 2.50% 151,010 SH
14 PAR TECHNOLOGY CORP PAR 698884103 $6.5M 2.21% 371,605 SH
15 AMBARELLA INC AMBA G037AX101 $6.4M 2.20% 75,075 SH
16 SLB LIMITED SLB 806857108 $6.3M 2.14% 135,089 SH
17 COGNYTE SOFTWARE LTD CGNT M25133105 $6.1M 2.09% 697,500 SH
18 KINDER MORGAN INC DEL KMI 49456B101 $6.0M 2.06% 189,170 SH
19 COGNYTE SOFTWARE LTD CGNT M25133105 $5.8M 2.00% 666,200 SH
20 RANPAK HOLDINGS CORP PACK 75321W103 $5.6M 1.90% 431,100 SH
21 AMBARELLA INC AMBA G037AX101 $5.3M 1.81% 61,880 SH
22 RANPAK HOLDINGS CORP PACK 75321W103 $4.8M 1.64% 988,575 SH
23 EMERSON ELEC CO EMR 291011104 $4.7M 1.61% 32,960 SH
24 RIMINI STR INC DEL RMNI 76674Q107 $4.2M 1.43% 985,000 SH
25 SLB LIMITED SLB 806857108 $4.2M 1.43% 90,000 SH
26 RIMINI STR INC DEL RMNI 76674Q107 $3.8M 1.29% 886,500 SH
27 RIDGEPOST CAP INC RPC 69376K106 $3.8M 1.28% 476,800 SH
28 FLUOR CORP FLR 343412102 $3.7M 1.27% 70,985 SH
29 APOLLO GLOBAL MGMT INC APO 03769M106 $3.6M 1.23% 30,430 SH
30 MICROSOFT CORP MSFT 594918104 $3.6M 1.22% 9,590 SH
31 DEERE & CO DE 244199105 $3.6M 1.22% 5,615 SH
32 JOHNSON & JOHNSON JNJ 478160104 $3.4M 1.17% 13,470 SH
33 RTX CORPORATION RTX 75513E101 $3.3M 1.12% 17,275 SH
34 KKR & CO INC KKR 48251W104 $3.1M 1.05% 33,610 SH
35 RIDGEPOST CAP INC RPC 69376K106 $3.1M 1.04% 388,805 SH
36 QNITY ELECTRONICS INC Q 74743L100 $3.0M 1.03% 18,540 SH
37 WALMART INC WMT 931142103 $2.6M 0.90% 23,385 SH
38 FLUOR CORP FLR 343412102 $2.4M 0.82% 46,000 SH
39 STARBUCKS CORP SBUX 855244109 $2.2M 0.74% 21,330 SH
40 CRYOPORT INC CYRX 229050307 $2.0M 0.70% 130,000 SH
41 FLOTEK INDUSTRIES INC FTK 343389409 $2.0M 0.68% 85,000 SH
42 PRIMO BRANDS CORPORATION PRMB 741623102 $1.9M 0.65% 78,300 SH
43 WASTE MGMT INC DEL WM 94106L109 $1.8M 0.61% 8,050 SH
44 ENTERPRISE PRODS PARTNERS L EPD 293792107 $1.7M 0.58% 46,050 SH
45 TIGO ENERGY INC TYGO 88675P103 $1.6M 0.53% 670,000 SH
46 WILLIAMS COS INC WMB 969457100 $1.5M 0.53% 20,760 SH
47 CONSTELLATION ENERGY CORP CEG 21037T109 $1.5M 0.52% 6,076 SH
48 KORNIT DIGITAL LTD KRNT M6372Q113 $1.5M 0.50% 90,000 SH
49 PFIZER INC PFE 717081103 $1.4M 0.49% 60,145 SH
50 NEOGEN CORP NEOG 640491106 $1.3M 0.46% 150,000 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-14 $293.0M 83 0000919574-26-005254
2026-03-31 2026-05-15 $231.3M 84 0000919574-26-003552
2025-12-31 2026-02-17 $258.7M 85 0000919574-26-001176
2025-12-31 2026-02-13 $241.3M 79 0000919574-26-000944