OP Asset Management Ltd — 13F Holdings & Portfolio
CIK 2097005 · latest 13F-HR filed 2026-07-28
OP Asset Management Ltd manages $9.38B in 13F-reported U.S. long-equity assets across 765 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are NVDA (7.67%), AAPL (5.87%), IVV (4.55%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 133 new positions, exited 144, added to 320, and trimmed 252.
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.
HELSINKI 00510
$9.38B
Long-equity book
765
Distinct positions
2026-06-30
Filed 2026-07-28
+133 / −144 / ↑320 / ↓252
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- MICRON TECHNOLOGY INC$142.6M +389.3%
- VANGUARD INDEX FDS$79.6M +57.8%
- ADVANCED MICRO DEVICES INC$73.6M +127.8%
- NVIDIA CORPORATION$55.9M +8.4%
- INTEL CORP$54.9M +305.1%
Top Trims
- MICROSOFT CORP-$88.9M -19.1%
- VERTIV HOLDINGS CO-$52.3M -57.2%
- MUELLER INDS INC-$45.5M -65.9%
- META PLATFORMS INC-$39.0M -21.5%
- SERVICENOW INC-$34.3M -62.1%
New Positions
- TAIWAN SEMICONDUCTOR MANUFAC$60.0M
- NEBIUS GROUP N.V.$14.3M
- PIPER SANDLER COMPANIES$8.4M
- UPWORK INC$8.2M
- FLEX LTD$7.9M
Exited Positions
- INVESCO EXCHANGE TRADED FD T$30.4M
- KYNDRYL HLDGS INC$16.3M
- BOX INC$11.0M
- FLEX LNG LTD$6.3M
- KINDER MORGAN INC DEL$5.7M
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 | NVIDIA CORPORATION | NVDA | 67066G104 | $719.2M | 7.67% | 3,594,248 | SH |
| 2 | APPLE INC | AAPL | 037833100 | $550.9M | 5.87% | 1,903,737 | SH |
| 3 | ISHARES TR | IVV | 464287200 | $426.9M | 4.55% | 570,093 | SH |
| 4 | MICROSOFT CORP | MSFT | 594918104 | $375.7M | 4.01% | 1,007,240 | SH |
| 5 | AMAZON COM INC | AMZN | 023135106 | $303.3M | 3.23% | 1,272,550 | SH |
| 6 | ALPHABET INC | GOOGL | 02079K305 | $256.1M | 2.73% | 716,664 | SH |
| 7 | ALPHABET INC | GOOG | 02079K107 | $255.6M | 2.73% | 723,343 | SH |
| 8 | BROADCOM INC | AVGO | 11135F101 | $236.8M | 2.53% | 626,901 | SH |
| 9 | VANGUARD INDEX FDS | VOO | 922908363 | $217.2M | 2.32% | 316,290 | SH |
| 10 | MICRON TECHNOLOGY INC | MU | 595112103 | $179.3M | 1.91% | 155,327 | SH |
| 11 | TESLA INC | TSLA | 88160R101 | $144.9M | 1.55% | 344,545 | SH |
| 12 | META PLATFORMS INC | META | 30303M102 | $142.2M | 1.52% | 252,533 | SH |
| 13 | ELI LILLY & CO | LLY | 532457108 | $136.2M | 1.45% | 113,526 | SH |
| 14 | ADVANCED MICRO DEVICES INC | AMD | 007903107 | $131.1M | 1.40% | 225,757 | SH |
| 15 | JPMORGAN CHASE & CO | JPM | 46625H100 | $98.9M | 1.05% | 302,068 | SH |
| 16 | VISA INC | V | 92826C839 | $97.9M | 1.04% | 285,442 | SH |
| 17 | APPLIED MATLS INC | AMAT | 038222105 | $79.9M | 0.85% | 110,481 | SH |
| 18 | BERKSHIRE HATHAWAY INC DEL | BRK.B | 084670702 | $77.5M | 0.83% | 154,952 | SH |
| 19 | LAM RESEARCH CORP | LRCX | 512807306 | $73.6M | 0.78% | 169,758 | SH |
| 20 | INTEL CORP | INTC | 458140100 | $72.9M | 0.78% | 522,008 | SH |
| 21 | JOHNSON & JOHNSON | JNJ | 478160104 | $68.3M | 0.73% | 268,770 | SH |
| 22 | WALMART INC | WMT | 931142103 | $66.8M | 0.71% | 590,216 | SH |
| 23 | QUANTA SVCS INC | PWR | 74762E102 | $65.1M | 0.69% | 90,442 | SH |
| 24 | PARKER-HANNIFIN CORP | PH | 701094104 | $64.8M | 0.69% | 66,278 | SH |
| 25 | MASTEC INC | MTZ | 576323109 | $64.5M | 0.69% | 154,952 | SH |
| 26 | EXXON MOBIL CORP | XOM | 30231G102 | $63.5M | 0.68% | 464,387 | SH |
| 27 | COSTCO WHOLESALE CORPORATION | COST | 22160K105 | $62.4M | 0.67% | 66,730 | SH |
| 28 | GE VERNOVA INC | GEV | 36828A101 | $62.2M | 0.66% | 52,962 | SH |
| 29 | TAIWAN SEMICONDUCTOR MANUFAC | TSM | 874039100 | $60.0M | 0.64% | 125,616 | SH |
| 30 | CISCO SYS INC | CSCO | 17275R102 | $59.8M | 0.64% | 509,253 | SH |
| 31 | MASTERCARD INCORPORATED | MA | 57636Q104 | $57.7M | 0.61% | 112,285 | SH |
| 32 | CATERPILLAR INC | CAT | 149123101 | $55.8M | 0.59% | 52,380 | SH |
| 33 | ABBVIE INC | ABBV | 00287Y109 | $49.7M | 0.53% | 197,569 | SH |
| 34 | KLA CORP | KLAC | 482480100 | $44.1M | 0.47% | 146,325 | SH |
| 35 | CLEAN HARBORS INC | CLH | 184496107 | $43.6M | 0.47% | 146,009 | SH |
| 36 | GE AEROSPACE | GE | 369604301 | $43.5M | 0.46% | 116,362 | SH |
| 37 | BANK OF AMER CORP | BAC | 060505104 | $43.2M | 0.46% | 757,887 | SH |
| 38 | UNITEDHEALTH GROUP INC | UNH | 91324P102 | $42.1M | 0.45% | 101,403 | SH |
| 39 | HOME DEPOT INC | HD | 437076102 | $39.3M | 0.42% | 111,513 | SH |
| 40 | VERTIV HOLDINGS CO | VRT | 92537N108 | $39.1M | 0.42% | 116,662 | SH |
| 41 | WATTS WATER TECHNOLOGIES INC | WTS | 942749102 | $38.4M | 0.41% | 98,085 | SH |
| 42 | NETFLIX INC. | NFLX | 64110L106 | $37.7M | 0.40% | 527,596 | SH |
| 43 | MERCK & CO INC | MRK | 58933Y105 | $35.8M | 0.38% | 278,454 | SH |
| 44 | GOLDMAN SACHS GROUP INC | GS | 38141G104 | $33.9M | 0.36% | 33,516 | SH |
| 45 | MARVELL TECHNOLOGY INC | MRVL | 573874104 | $33.8M | 0.36% | 113,454 | SH |
| 46 | NEXTERA ENERGY INC | NEE | 65339F101 | $32.5M | 0.35% | 370,290 | SH |
| 47 | ESCO TECHNOLOGIES INC | ESE | 296315104 | $31.1M | 0.33% | 88,794 | SH |
| 48 | PALO ALTO NETWORKS INC | PANW | 697435105 | $31.1M | 0.33% | 91,088 | SH |
| 49 | COMFORT SYS USA INC | FIX | 199908104 | $31.0M | 0.33% | 15,623 | SH |
| 50 | TEXAS INSTRS INC | TXN | 882508104 | $30.3M | 0.32% | 101,702 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-07-28 | $9.38B | 765 | 0002097005-26-000008 |
| 2025-12-31 | 2026-04-21 | $8.42B | 776 | 0002097005-26-000007 |
| 2025-09-30 | 2026-04-20 | $7.78B | 793 | 0002097005-26-000006 |