Seth Klarman's portfolio

Baupost Group · SEC CIK 1061768

Margin of safety above all; patience is an edge.

Q2 2026
Latest 13F
$5.42B
Filed US book
23
Positions
~391 days
Snapshot half-life

This filing is 94 days old. Baupost Group keeps roughly 85% of its positions in a typical quarter, so about 85% of this book is likely still intact today.

How half-life is computed

Snapshot half-life is the number of days after the period end at which half of this specific fund's reported book is expected to have changed, measured from its own past filings. It is a decay estimate, not knowledge of current positions.

Largest holdings, as filed

Top 10 of 23 positions. Weights are against the whole filed book. 13F filings cover US-listed holdings only.

CompanyTickerValue% of bookFreshness
AMAZON COM INCAMZN$892.31M16.5%
ELEVANCE HEALTH INC FORMERLYELV$493.14M9.1%
RESTAURANT BRANDS INTL INCQSR$489.61M9.0%
ALPHABET INCGOOG$484.74M8.9%
FERGUSON ENTERPRISES INCFERG$344.27M6.4%
GENUINE PARTS COGPC$332.25M6.1%
UNION PAC CORPUNP$322.43M6.0%
VISA INCV$240.63M4.4%
WESCO INTL INCWCC$228.98M4.2%
AON PLC$227.87M4.2%n/a

Freshness: how likely each position is still held today, from this fund's own turnover history, each position's tenure and the filing's age. Hover a bar for the numbers. Method.

What changed last quarter

Between Q1 2026 and Q2 2026, the largest add was AMZN (shares up 20%), now $892.31M; the largest trim was QSR (shares down 16%); WILLIS TOWERS WATSON PLC LTD, PCVX no longer appear among the previous quarter's largest positions. All of it computed from the two filings, nothing inferred.

Biggest buys, Q2 2026

  • AMZN add +20%$892.31M
  • GOOG add +16%$484.74M
  • GPC add +89%$332.25M
  • CME new$136.69M
  • GDS add +24%$113.21M

Exited since Q1 2026

  • was $259.63M
  • PCVXwas $46.49M

Exit scan covers the previous quarter's 40 largest positions, a stated bound, because reading a mega fund's entire book per page render is not honest engineering.

Common questions

What are Seth Klarman's biggest holdings?

As of the Q2 2026 13F, the largest reported positions at Baupost Group are AMZN (16.5% of the book), ELV (9.1% of the book), QSR (9.0% of the book).

How big is Baupost Group's portfolio?

The latest 13F reports $5.42B across 23 US-listed positions. 13F filings cover US-listed holdings only, so non-US positions and shorts are not included.

Does Seth Klarman still hold these positions?

Unknown for certain: a 13F may be filed up to 45 days after quarter end. Based on Baupost Group's own filing history, the fund keeps roughly 85% of positions in a typical quarter, so at 94 days since the period end roughly 85% of this book is likely intact. The snapshot half-life for this fund is about 391 days.

What did Seth Klarman buy and sell last quarter?

Between Q1 2026 and Q2 2026, the largest add was AMZN (shares up 20%), now $892.31M; the largest trim was QSR (shares down 16%); WILLIS TOWERS WATSON PLC LTD, PCVX no longer appear among the previous quarter's largest positions. All of it computed from the two filings, nothing inferred.

Funds with overlapping books

Every 13F we hold, quarter by quarter

Each filing has its own page: the whole book as filed that quarter and what changed from the filing before.

Inside the app: the full book for Baupost Group, quarter on quarter buys and sells, consensus across 140+ funds and copy-to-watchlist.

Source: SEC EDGAR 13F filings. Values are as filed and cover US-listed positions only. A 13F may be filed up to 45 days after the quarter ends, so positions can change before the filing is even public; the freshness figures above quantify that lag instead of hiding it. Educational information, not financial advice.