Growth fundBoston13F filer since 2007

Whale Rock Capital

Founded by Alex Sacerdote

13F portfolio value$12.5BQ2 2026 · up 61% vs Q1

Positions357 new · 7 sold out

Top 10 weight59%of portfolio value

Turnover28%vs Q1

Largest holdingSNDK10.9% of portfolio

Last filingAug 14for Q2 2026

What changed in Q2 2026

Automated summary of the 13F · filed Aug 14, 2026

Added to AMD (+2081% shares) and TTMI (+20% shares); new positions in ALAB, SNOW and TWLO.

Biggest cut: SNDK (−25% of shares). Sold out of AEIS, RBLX and Tower Semiconductor.

Since the quarter ended, the top 10 holdings on Markets are down about 17% on average, led by SNDK and GOOGL.

Holdings · Q2 2026

1SNDKSandisk Corporation10.9%$1.36B597KTrimmed −25%−57.0%—

2AMDAdvanced Micro Devices7.0%$877M1.5MAdded +2081%−4.8%2.4%

3GOOGLAlphabet Inc.6.9%$856M2.4MTrimmed −10%−17.8%—

4TTMITTM Technologies6.4%$791M4.2MAdded +20%——

5ALABAstera Labs6.1%$757M1.6MNew——

6AMZNAmazon.com, Inc.4.7%$583M2.4MAdded +35%+11.8%1.0%

7GLWCorning4.6%$571M2.2MTrimmed −3%——

8MKSIMKS4.5%$566M1.3MTrimmed −3%——

9CLSCelestica4.3%$539M1.5MTrimmed −3%——

10BEBloom Energy3.9%$487M1.6MTrimmed −3%——

Sector allocation

Technology26%+5.0 ptCommunication9%−4.9 ptConsumer discretionary5%−0.2 ptOther60%+0.2 pt

Change shown in percentage points vs Q1. Holdings outside Markets’ coverage count as Other.

Reported portfolio value

$7.1B

$8.4B

$5.8B

$7.2B

$8.5B

$7.8B

$7.7B

$12.5B

Q3 24Q4 24Q1 25Q2 25Q3 25Q4 25Q1 26Q2 26

13F market value at each quarter end, US long positions only.

Not investment advice. From SEC Form 13F filings (SEC EDGAR 13F). Following an investor alerts you when their next filing lands; it does not copy trades.