Top funds
No. 2 this year · Hedge fund · Boston

Whale Rock

Run by Alex Sacerdote since 2006. Puts most of its money into tech and AI companies, especially makers of computer chips and memory.
If you’d given them $1,000 on January 1, by July 31 you’d have
$1,351
35.1% in 2026, through Jul 31
The rose 9.4% over the same months (not counting dividends, the cash some companies pay their owners).
S&P 500 data: S&P Dow Jones Indices LLC, via FRED.

What they own

Biggest bets first. The % is how much of their stock money is in that company. Tap a stock to open its page.
Already owned
Added lately
Sold lately
A full bar is 15% of their money.

Just bought

14
Between April and June, compared with the report before.

Sold

25
Dollar amounts use the price on Jun 30, 2026, or on Mar 31, 2026 for stocks they sold completely.

Year by year

Each calendar year’s result for Whale Rock’s flagship fund. Whale Rock doesn’t publish its results. These figures are from news reports, which don’t say whether fees were taken out. Since 2021 it has run two versions of its fund: 2021–2022 are the version that also owns private companies, later years mostly the stocks-only version.
From May 1, 2006 to Mar 31, 2017, $1,000 became $3,230. Up in 5 of the 7 years shown, down in 2.
Started in 2006; no results found before 2020.
2026 · Jan 1 – Jul 31
about +35.1%
2025
+27.0%
2024
about +54.1%
2023
+31.8%
2022
−45.0%
2021
−9.0%
2020
+71.0%

Where their money goes

Each square is $1 of every $100 they have in stocks.

Who invests with them

From Form ADV, the form investment firms file with the SEC about their clients, their money and their staff.
About 1,100 investors
In its 8 private funds.
$13.0 billion it manages
All the money it invests for its clients, by its own count.
31 people work there
10 of them pick investments.
$1 million minimum to join
For Whale Rock Flagship Master Fund, LP, its biggest fund. Its managers and staff own 28% of it.

Its biggest funds

Whale Rock Flagship Master Fund, LP
About 553 investors
$6.25 billion
Whale Rock Long Opportunites Master Fund, LP
About 311 investors
$5.18 billion
Whale Rock Hybrid Master Fund II, LP
About 84 investors
$446 million
Whale Rock Hybrid Master Fund, LP
About 54 investors
$402 million
Whale Rock Long Opportunities Fund IV(A) LP
3 investors
$318 million
And 3 smaller funds.
  • Investor counts are approximate, and someone in two of its funds counts twice.
From the Form ADV filed by Whale Rock Capital Management on Jun 2, 2026.

At a glance

Money they have in stocks
$12.5 billion
$12,456,319,060
Stocks they own
35
Their 5 biggest bets
37% of their money
Holdings as of
Jun 30, 2026
Reported on
Aug 14, 2026
Run by
Alex Sacerdote
Based in
Boston
Investing since
2006
The original report
SEC.gov ↗︎

Good to know

  • It was up much more at the end of June, then gave a large part of it back in July when AI stocks fell.
  • Private companies and bets against stocks don’t appear in these reports.
Holdings as of Jun 30, 2026, from Whale Rock’s Form 13F, filed Aug 14, 2026.
Not investment advice. For information and education only. Holdings: SEC Form 13F filings and the funds’ own letters. Returns: as reported by the funds or the press, linked at each number. Investors and money managed: the managers’ Form ADV filings with the SEC. Not affiliated with the SEC or any fund.