Henry Ellenbogen's portfolio

Durable Capital Partners · SEC CIK 1798849

Small caps that grow into durable franchises.

Q2 2026
Latest 13F
$10.28B
Filed US book
36
Positions
~287 days
Snapshot half-life

This filing is 94 days old. Durable Capital Partners keeps roughly 80% of its positions in a typical quarter, so about 80% 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 36 positions. Weights are against the whole filed book. 13F filings cover US-listed holdings only.

CompanyTickerValue% of bookFreshness
RBC BEARINGS INCRBC$1.10B10.7%
DOORDASH INCDASH$766.57M7.5%
QNITY ELECTRONICS INCQ$743.62M7.2%
FERGUSON ENTERPRISES INCFERG$707.18M6.9%
MERCADOLIBRE INCMELI$523.92M5.1%
API GROUP CORPAPG$513.76M5.0%
XPO INCXPO$497.81M4.8%
CARVANA COCVNA$442.37M4.3%
MADISON AIR SOLUTIONS CORP$397.66M3.9%n/a
TWILIO INCTWLO$380.92M3.7%

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 FERG (shares up 36%), now $707.18M; the largest trim was RBC (shares down 25%); IWM, YOU, CIGI no longer appear among the previous quarter's largest positions. All of it computed from the two filings, nothing inferred.

Biggest buys, Q2 2026

  • FERG add +36%$707.18M
  • CVNA add +575%$442.37M
  • TWLO new$380.92M
  • SHOP add +140%$266.69M
  • FLS add +206%$215.88M
  • XMTR add +1732%$97.97M

Exited since Q1 2026

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 Henry Ellenbogen's biggest holdings?

As of the Q2 2026 13F, the largest reported positions at Durable Capital Partners are RBC (10.7% of the book), DASH (7.5% of the book), Q (7.2% of the book).

How big is Durable Capital Partners's portfolio?

The latest 13F reports $10.28B across 36 US-listed positions. 13F filings cover US-listed holdings only, so non-US positions and shorts are not included.

Does Henry Ellenbogen still hold these positions?

Unknown for certain: a 13F may be filed up to 45 days after quarter end. Based on Durable Capital Partners's own filing history, the fund keeps roughly 80% of positions in a typical quarter, so at 94 days since the period end roughly 80% of this book is likely intact. The snapshot half-life for this fund is about 287 days.

What did Henry Ellenbogen buy and sell last quarter?

Between Q1 2026 and Q2 2026, the largest add was FERG (shares up 36%), now $707.18M; the largest trim was RBC (shares down 25%); IWM, YOU, CIGI 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 Durable Capital Partners, 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.