OSSIAM — 13F Holdings & Portfolio
CIK 1767471 · latest 13F-HR filed 2026-05-14
OSSIAM manages $5.69B in 13F-reported U.S. long-equity assets across 388 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are AMD (14.22%), SPYM (10.26%), TSLA (6.79%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 21 new positions, exited 21, added to 144, and trimmed 170.
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.
$5.69B
Long-equity book
388
Distinct positions
2026-03-31
Filed 2026-05-14
+21 / −21 / ↑144 / ↓170
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- ADVANCED MICRO DEVICES INC$199.0M +32.7%
- BROADCOM INC$189.0M +311.9%
- GOLDMAN SACHS GROUP INC$93.4M +284.4%
- NXP SEMICONDUCTORS N V$61.7M +5657.3%
- EXXON MOBIL CORP$43.7M +548.0%
Top Trims
- BERKSHIRE HATHAWAY INC DEL-$142.4M -29.3%
- TESLA INC-$80.5M -17.3%
- COSTCO WHOLESALE CORPORATION-$80.3M -89.4%
- AMAZON COM INC-$79.2M -27.1%
- NVIDIA CORPORATION-$72.5M -27.8%
New Positions
- SPDR SERIES TRUST$583.2M
- LUMENTUM HLDGS INC$27.6M
- ASTRAZENECA PLC$16.5M
- AMERICAN PUB ED INC$11.0M
- HOWARD HUGHES HOLDINGS INC$5.4M
Exited Positions
- AXALTA COATING SYS LTD$5.2M
- INDIVIOR PLC$4.5M
- BLOCK H & R INC$4.3M
- ONESTREAM INC$2.4M
- TOTALENERGIES SE$2.3M
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 | ADVANCED MICRO DEVICES INC | AMD | 007903107 | $808.3M | 14.22% | 3,973,284 | SH |
| 2 | SPDR SERIES TRUST | SPYM | 78464A854 | $583.2M | 10.26% | 7,619,932 | SH |
| 3 | TESLA INC | TSLA | 88160R101 | $386.0M | 6.79% | 1,038,392 | SH |
| 4 | BERKSHIRE HATHAWAY INC DEL | BRK.B | 084670702 | $344.1M | 6.05% | 718,008 | SH |
| 5 | APPLE INC | AAPL | 037833100 | $264.9M | 4.66% | 1,043,798 | SH |
| 6 | BROADCOM INC | AVGO | 11135F101 | $249.5M | 4.39% | 806,195 | SH |
| 7 | AMAZON COM INC | AMZN | 023135106 | $213.2M | 3.75% | 1,023,777 | SH |
| 8 | NVIDIA CORPORATION | NVDA | 67066G104 | $188.0M | 3.31% | 1,077,993 | SH |
| 9 | GOLDMAN SACHS GROUP INC | GS | 38141G104 | $126.3M | 2.22% | 149,241 | SH |
| 10 | PALANTIR TECHNOLOGIES INC | PLTR | 69608A108 | $93.4M | 1.64% | 638,705 | SH |
| 11 | ADOBE INC | ADBE | 00724F101 | $91.2M | 1.60% | 375,127 | SH |
| 12 | APPLIED MATLS INC | AMAT | 038222105 | $64.0M | 1.13% | 187,209 | SH |
| 13 | NXP SEMICONDUCTORS N V | NXPI | N6596X109 | $62.8M | 1.10% | 319,118 | SH |
| 14 | AUTODESK INC | ADSK | 052769106 | $59.7M | 1.05% | 249,209 | SH |
| 15 | FORTINET INC | FTNT | 34959E109 | $59.0M | 1.04% | 722,143 | SH |
| 16 | CAESARS ENTERTAINMENT INC NE | CZR | 12769G100 | $51.9M | 0.91% | 1,963,252 | SH |
| 17 | EXXON MOBIL CORP | XOM | 30231G102 | $51.7M | 0.91% | 304,874 | SH |
| 18 | MERCADOLIBRE INC | MELI | 58733R102 | $50.1M | 0.88% | 28,959 | SH |
| 19 | UBER TECHNOLOGIES INC | UBER | 90353T100 | $49.8M | 0.88% | 691,665 | SH |
| 20 | CROWDSTRIKE HLDGS INC | CRWD | 22788C105 | $48.9M | 0.86% | 125,227 | SH |
| 21 | ALPHABET INC | GOOGL | 02079K305 | $48.7M | 0.86% | 169,501 | SH |
| 22 | ULTA BEAUTY INC | ULTA | 90384S303 | $45.8M | 0.81% | 87,651 | SH |
| 23 | ROKU INC | ROKU | 77543R102 | $43.6M | 0.77% | 461,127 | SH |
| 24 | S&P GLOBAL INC | SPGI | 78409V104 | $40.7M | 0.72% | 95,756 | SH |
| 25 | AMGEN INC | AMGN | 031162100 | $39.9M | 0.70% | 113,495 | SH |
| 26 | LINDE PLC | LIN | G54950103 | $39.5M | 0.69% | 79,688 | SH |
| 27 | INTUITIVE SURGICAL INC | ISRG | 46120E602 | $37.5M | 0.66% | 81,444 | SH |
| 28 | SANDISK CORP | SNDK | 80004C200 | $37.1M | 0.65% | 58,437 | SH |
| 29 | MONGODB INC | MDB | 60937P106 | $37.0M | 0.65% | 151,091 | SH |
| 30 | ABBVIE INC | ABBV | 00287Y109 | $34.7M | 0.61% | 159,762 | SH |
| 31 | TRUIST FINL CORP | TFC | 89832Q109 | $33.6M | 0.59% | 730,094 | SH |
| 32 | EOG RES INC | EOG | 26875P101 | $33.1M | 0.58% | 229,297 | SH |
| 33 | ALIGN TECHNOLOGY INC | ALGN | 016255101 | $32.4M | 0.57% | 189,015 | SH |
| 34 | UNITEDHEALTH GROUP INC | UNH | 91324P102 | $31.9M | 0.56% | 117,865 | SH |
| 35 | QORVO INC | QRVO | 74736K101 | $31.5M | 0.55% | 407,459 | SH |
| 36 | AIRBNB INC | ABNB | 009066101 | $31.5M | 0.55% | 249,129 | SH |
| 37 | NETFLIX INC. | NFLX | 64110L106 | $30.7M | 0.54% | 318,779 | SH |
| 38 | BOOKING HOLDINGS INC | BKNG | 09857L108 | $30.5M | 0.54% | 7,239 | SH |
| 39 | DOORDASH INC | DASH | 25809K105 | $29.2M | 0.51% | 194,452 | SH |
| 40 | AUTOZONE INC | AZO | 053332102 | $28.9M | 0.51% | 8,554 | SH |
| 41 | LUMENTUM HLDGS INC | LITE | 55024U109 | $27.6M | 0.48% | 39,225 | SH |
| 42 | SHOPIFY INC | SHOP | 82509L107 | $27.3M | 0.48% | 230,280 | SH |
| 43 | CNX RES CORP | CNX | 12653C108 | $25.9M | 0.46% | 672,400 | SH |
| 44 | CBRE GROUP INC | CBRE | 12504L109 | $25.0M | 0.44% | 184,333 | SH |
| 45 | DUKE ENERGY CORP NEW | DUK | 26441C204 | $24.8M | 0.44% | 189,517 | SH |
| 46 | ATLASSIAN CORPORATION | TEAM | 049468101 | $24.6M | 0.43% | 360,017 | SH |
| 47 | META PLATFORMS INC | META | 30303M102 | $24.5M | 0.43% | 42,876 | SH |
| 48 | ON HLDG AG | ONON | H5919C104 | $22.8M | 0.40% | 671,512 | SH |
| 49 | APELLIS PHARMACEUTICALS INC | APLS | 03753U106 | $22.4M | 0.39% | 555,953 | SH |
| 50 | APPLOVIN CORP | APP | 03831W108 | $21.7M | 0.38% | 54,499 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-03-31 | 2026-05-14 | $5.69B | 388 | 0001104659-26-061158 |
| 2025-12-31 | 2026-02-13 | $5.01B | 388 | 0001104659-26-015184 |
| 2025-09-30 | 2025-11-14 | $7.77B | 694 | 0001104659-25-112000 |