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Alta Park Capital, LP: 13F holdings, Q2 2026

Hedge fund · SEC EDGAR filings (CIK 1621855) · Explore on the interactive board

Alta Park Capital, LP disclosed 26 US equity positions worth $1.1bn in its Q2 2026 13F filing (holdings as of June 30, 2026, filed August 14, 2026). Its largest position is SNDK at 11.0% of the reported book, followed by WDC, MRVL. The top ten holdings are 60.3% of the book, and the portfolio behaves like about 20 equal-weight positions. Versus the prior filing it opened 11 new positions, added to 6, reduced 7 and exited 9. Note: this manager's most recent filing is 3934 quarters behind the newest quarter on file, so these figures are history rather than current positioning.

This manager's most recent filing is 3934 quarter(s) behind the newest quarter on file. Treat these figures as history, not current positioning.
$1.1bnreported US equity book
26positions
11.0%largest position
60.3%top 10 weight
19.52effective positions (1/HHI)
2quarters on file since Q1 2026

What does Alta Park Capital, LP own? Top holdings as of June 30, 2026

Change is measured in shares against the previous filing (Q1 2026), so price moves do not read as decisions. This quarter: 11 new, 6 added, 7 reduced, 9 exited.

#StockSectorWeightValueSharesΔ sharesAction
1 SNDK SANDISK CORP Technology 11.0%$118.5m52,132 0% held
2 WDC WESTERN DIGITAL CORP Technology 8.1%$87.0m136,238 8% added
3 MRVL MARVELL TECHNOLOGY INC Technology 5.9%$63.7m213,865 new
4 AMAT APPLIED MATLS INC Technology 5.6%$60.4m83,541 -18% reduced
5 TER TERADYNE INC Technology 5.4%$58.4m120,779 29% added
6 AMD ADVANCED MICRO DEVICES INC Technology 5.3%$57.5m99,017 new
7 TTWO TAKE-TWO INTERACTIVE SOFTWAR Communication Services 5.2%$56.1m224,240 new
8 PANW PALO ALTO NETWORKS INC Technology 5.1%$54.8m160,554 0% held
9 COMP COMPASS INC Real Estate 4.4%$47.7m3,867,921 14% added
10 NU NU HLDGS LTD Financial Services 4.2%$45.5m3,402,399 10% added
11 SMTC SEMTECH CORP Technology 3.9%$41.7m257,938 new
12 GFS GLOBALFOUNDRIES INC Technology 3.6%$38.8m471,201 new
13 ASML ASML HLDG NV Technology 3.6%$38.4m19,310 -8% reduced
14 STM STMICROELECTRONICS N V Technology 3.5%$38.0m506,977 new
15 TSEM TOWER SEMICONDUCTOR LTD Technology 3.2%$34.2m131,216 -13% reduced
16 NVDA NVIDIA CORPORATION Technology 2.9%$31.6m157,820 -14% reduced
17 S SENTINELONE INC Technology 2.8%$30.4m1,789,478 8% added
18 DPC DPC HOLDINGS PLC Industrials 2.7%$28.7m584,079 new
19 DDOG DATADOG INC Technology 2.2%$24.2m92,914 new
20 SNOW SNOWFLAKE INC Technology 2.2%$24.2m94,966 new
21 META META PLATFORMS INC Communication Services 2.2%$23.8m42,230 7% added
22 NFLX NETFLIX INC. Communication Services 2.1%$22.1m309,505 -38% reduced
23 MELI MERCADOLIBRE INC Consumer Cyclical 1.3%$13.7m8,075 -6% reduced
24 COHR COHERENT CORP Technology 1.2%$13.0m32,965 -65% reduced
25 LLYVK LIBERTY MEDIA CORP DEL Communication Services 1.2%$12.8m134,700 new
26 OKTA OKTA INC Technology 1.2%$12.8m93,900 new

What did Alta Park Capital, LP sell? Positions exited since the previous filing

StockPrior weightPrior value
AAPL APPLE INC20.5%$37.3m
SPOT SPOTIFY TECHNOLOGY S A12.7%$23.2m
LITE LUMENTUM HLDGS INC12.4%$22.5m
ONTO ONTO INNOVATION INC11.5%$20.9m
AVGO BROADCOM INC10.5%$19.2m
LYV LIVE NATION ENTERTAINMENT IN10.1%$18.3m
MIR MIRION TECHNOLOGIES INC10.0%$18.2m
TWLO TWILIO INC8.2%$14.9m
NTSK NETSKOPE INC4.2%$7.7m

Sector mix

SectorWeight
Technology76.8%
Communication Services10.6%
Real Estate4.4%
Financial Services4.2%
Industrials2.7%
Consumer Cyclical1.3%

Sectors cover positions whose ticker resolved to a sector; the remainder is unclassified, not cash.

Filing history

QuarterPositionsEquity value
Q2 202626$1.1bn
Q1 202624$621.9m

How concentrated is Alta Park Capital, LP's portfolio?

Across every quarter Alta Park Capital, LP has filed, its median largest position is 9.3% of the book and its median top-ten weight is 57.9%, which WhaleCreep classifies as concentrated (the gate is a median largest position of 5%). Of 9.0 completed holding spells, the median lasted 1.0 quarters; 26.0 positions are still open and their final length is unknown.