Ossiam 13F Portfolio

CIK 1767471 Filing since Q4 2018 Q2 2026 filed Jul 22, 2026
Holdings as of Jun 30, 2026, from the 13F filed Jul 22, 2026.

Portfolio Snapshot

667 positions · Q2 2026

Ossiam reported 667 positions worth $6.05B for the quarter ended Jun 30, 2026, up 19.7% on the prior quarter. It opened 327 new positions, added to 140, trimmed 171 and exited 38. Its largest holding is Nvidia Corp at 6.5% of the portfolio.

Portfolio Value
$6.05B
+19.7% QoQ · -31.2% YoY
Positions
667
327 new · 38 sold out
Top 10 Concentration
36.5%
of portfolio value
Largest Position
NVDA 6.5%
Nvidia Corp
Net Buying
-$1.17B
$2.66B bought · $3.83B sold
Turnover
47.9%
of the portfolio traded
Top Sector
Technology
51.3% of value
Track Record
31
quarters on file since Q4 2018

Portfolio Value & Positions

Value Positions

Reported 13F market value at each quarter end. A change mixes trading with price moves in the positions held.

Showing the last 8 quarters Subscribers see the full history since Q4 2018.

Sector Allocation

12 sectors
51.29%
Technology

Quarterly Buying & Selling

Bought Sold

Dollar value of shares bought and sold each quarter, at that quarter’s price. It counts trading only, not price changes.

Position Changes

How many positions were opened, added to, trimmed or closed each quarter.

Showing the last 8 quarters Subscribers see the full history since Q4 2018.

Sector Allocation Over Time

Share of reported value in each sector at every quarter end.

Showing the last 8 quarters Subscribers see the full history since Q4 2018.

Largest Buys

Q2 2026
Holding Change Trade Value Weight
INTC Intel Corp +1.71M $239.45M 3.95%
NVDA Nvidia Corp +894.6K +83.0% $178.99M 6.52%
MSFT Microsoft Corp +303.5K $113.22M 1.87%
LLY ELI LILLY & Co +90.3K $108.31M 1.79%
C Citigroup Inc +683.1K $95.61M 1.58%
ONTO Onto Innovation Inc. +235.5K $89.14M 1.47%
MS Morgan Stanley +347.4K $72.62M 1.2%
CAT Caterpillar Inc +61.6K $65.63M 1.08%
JPM Jpmorgan Chase & Co +196.5K +944.1% $64.32M 1.17%
HOOD Robinhood Markets, Inc. +434.1K $43.53M 0.719%

Largest Sells

Q2 2026
Holding Change Trade Value Weight
AMD Advanced Micro Devices Inc -3.43M -86.3% $1.99B 5.23%
AVGO Broadcom Inc. -705.2K -87.5% $266.38M 0.63%
BRK-B Berkshire Hathaway Inc -324.5K -45.2% $162.36M 3.25%
TSLA Tesla, Inc. -324.1K -31.2% $136.34M 4.96%
AMZN Amazon Com Inc -398.3K -38.9% $94.93M 2.46%
NXPI NXP Semiconductors N.V. -314.5K -98.5% $88.38M 0.022%
AAPL Apple Inc. -236.5K -22.7% $68.44M 3.86%
CRWD CrowdStrike Holdings, Inc. -279.8K -55.9% $53.39M 0.697%
CZR Caesars Entertainment, Inc. -1.47M -74.8% $44.35M 0.246%
ROKU Roku, Inc -461.1K -100.0% $43.63M Exited

New Positions

Q2 2026
Holding Shares Trade Value Weight
INTC Intel Corp +1.71M $239.45M 3.95%
MSFT Microsoft Corp +303.5K $113.22M 1.87%
LLY ELI LILLY & Co +90.3K $108.31M 1.79%
C Citigroup Inc +683.1K $95.61M 1.58%
ONTO Onto Innovation Inc. +235.5K $89.14M 1.47%
MS Morgan Stanley +347.4K $72.62M 1.2%
CAT Caterpillar Inc +61.6K $65.63M 1.08%
HOOD Robinhood Markets, Inc. +434.1K $43.53M 0.719%
HD Home Depot, Inc. +118.1K $41.66M 0.688%
TER Teradyne, Inc +82.1K $39.74M 0.656%

Closed Positions

Q2 2026
Holding Shares Sold Trade Value Prior Weight
ROKU Roku, Inc -461.1K $43.63M 0.863%
DUK Duke Energy CORP -189.5K $24.82M 0.491%
ESTC Elastic N.V. -403.8K $20.19M 0.399%
BILL BILL Holdings, Inc. -149.7K $5.73M 0.113%
TXG 10x Genomics, Inc. -229.3K $4.87M 0.096%
TENB Tenable Holdings, Inc. -264.0K $4.47M 0.088%
TCBI Texas Capital Bancshares Inc -45.8K $4.35M 0.086%
GH Guardant Health, Inc. -44.8K $4.14M 0.082%
ANIP Ani Pharmaceuticals Inc -47.4K $3.65M 0.072%
PCTY Paylocity Holding Corp -27.5K $2.97M 0.059%
Holdings · Q2 2026

667 Positions

As ofJun 30, 2026
Value$6.05B
Top 1036.5%
Avg position$9.08M
# Activity
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Showing 1–15 of 667 positions 13F filings on SEC EDGAR

Tip. Select a row to see that position’s full history at Ossiam.

About Ossiam’s 13F Portfolio

What are Ossiam’s largest holdings?

As of its Q2 2026 13F filing, Ossiam’s five largest positions were Nvidia Corp (NVDA) at 6.5%, Advanced Micro Devices Inc (AMD) at 5.2%, Tesla, Inc. (TSLA) at 5.0%, Intel Corp (INTC) at 4.0%, Apple Inc. (AAPL) at 3.9% of the reported portfolio.

How much is Ossiam’s portfolio worth?

Ossiam reported a 13F portfolio worth $6.05B across 667 positions for Q2 2026. That is up 19.7% from the previous quarter.

What did Ossiam buy in Q2 2026?

Its largest purchases by value were Intel Corp ($239.45M), Nvidia Corp ($178.99M), Microsoft Corp ($113.22M). It opened 327 new positions.

What did Ossiam sell in Q2 2026?

Its largest sales by value were Advanced Micro Devices Inc ($1.99B), Broadcom Inc. ($266.38M), Berkshire Hathaway Inc ($162.36M). It exited 38 positions entirely.

Where does this data come from?

From the Form 13F-HR reports Ossiam files with the SEC each quarter, within 45 days of quarter end. A 13F lists long positions in US-listed equities and options; it excludes short positions, cash, bonds and most non-US holdings.

Similar-Sized Institutions

by reported 13F value

13F data reflects long positions in US-listed equities and options as reported to the SEC up to 45 days after quarter end. It excludes short positions, cash, bonds and most non-US securities, so it is not a complete picture of a manager’s assets.