Investor AB came up in this thread
mungofitch writes on OT mostly: forevers

There was some question about how U.S.-based people can access it, Investor AB can be accessed at Schwab via IVSXF (I checked in my account).

I did a quick "AI search" in Gemini using the following prompt. You can paste into the AI of your choice if interested in the firm.
"Do deep research on 'IVSXF' also known as Investor AB using publicly available information to assess its current, and past, financial health including but not limited to appropriate debt ratios (how leveraged?), and is it fairly or even undervalued today, and what is the appropriate metric to evaluate value of such a firm."

Have people here studied this firm in detail and willing to share some insights?

I calculated some performance metrics relative to SPY since 2010 (Yahoo data):

                                  IVSXF        SPY
Annualized Return              0.164          0.140
Annualized Std Dev             0.304          0.171
Annualized Sharpe (Rf=0%)      0.541          0.819
maxDrawdown                    0.439          0.3371

Some tidbits from the AI search (verify anything of interest):

- "Investor AB (IVSXF), the industrial holding company of the Wallenberg family, is often described as a 'proxy for the Swedish economy.' As of early 2026, the firm remains a bastion of financial stability ..."

- "The only appropriate metric to evaluate its value is Adjusted Net Asset Value (NAV)". Do you agree?

"Investor AB maintains an exceptionally conservative balance sheet, allowing it to act as a "lender of last resort" or a strategic buyer during market downturns"

"based on the Q4 2025 Year-End Report), Investor AB's portfolio is structured into three distinct pillars. To understand the "top holdings," you must look at the Listed Companies segment, which represents 72% of their total adjusted assets:

1) Listed companies

Company Est. Weight of Total Assets Sector
Atlas Copco ~14-16% Industrial Equipment
AstraZeneca ~11-13% Healthcare/Biopharma
ABB ~10-11% Electrification & Automation
SEB ~8-9%   Banking & Financials
Nasdaq, Inc.    ~5% Financial Technology/Exchanges
Sobi    ~4% Rare Disease Biopharma
Epiroc  ~4% Mining & Infrastructure
Ericsson    ~3-4%   Telecommunications

Looks like Atlas Copco (lots of industrial stuff, sold everywhere) and AstraZeneca (pharmaceuticals) account for 25%-30% of total assets.

2) Patricia Industrires (19% of portfolio)

3) EQT AB
"This segment provides a "high-growth kicker" to the portfolio, giving Investor AB exposure to thousands of private companies managed by EQT's private equity teams."

It seems quite interesting for those looking to diversify away from the U.S.