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WESTERLY CAPITAL MANAGEMENT, LLC

Registered adviser
Location
SAN FRANCISCO, CA
Portfolio Value
Small $407,318,142
Diversification
Diversified
Filing Date
Global Rank
#4,374 / 8,818 ▲ 247
Top Industry
Software - Application 22.8%
Period ended 4 months ago
Filed Aug 14, 2026 · 2mo
19 quarters · since Dec 2021

Regulatory profile

From Form ADV, the SEC filer profile, 13D/13G type codes and N-CEN, never from the name.

Holder type
Registered adviser
Form ADV roster, Oct 1, 2026
Form ADV adviser
CRD 140089
Roster of Oct 1, 2026
Regulatory AUM
$488,905,268
Main clients
Pooled investment vehicles (100% of AUM)
Private funds
2 funds · Hedge funds
Focus by fund count, roster of Oct 1, 2026
$488,905,268 gross assets
Private funds on Schedule D 7.B.(1)
As filed Mar 25, 2024; SEC's bulk Form ADV archive ends with 2024 filings.
$242,485,946 gross assets in 2 funds Hedge funds $242,485,946 (2)
Form ADV history
Monthly rosters from Dec 2019; each row is a run with the same figures, newest first.
Rosters Regulatory AUM Main clients
Apr 2026 to Oct 2026 $488,905,268 Pooled investment vehicles (100%)
Apr 2025 to Mar 2026 $288,038,866 Pooled investment vehicles (100%)
Apr 2024 to Mar 2025 $242,485,946 Pooled investment vehicles (100%)
May 2023 to Mar 2024 $204,604,165 Pooled investment vehicles (100%)
Apr 2023 $204,604,165 Pooled investment vehicles (100%)
Aug 2022 to Mar 2023 $189,269,448 Pooled investment vehicles (100%)
1 earlier changes not shown.

Portfolio style

Measured from the filed 13F common-share book for Jun 30, 2026, never from the firm's own description.

Style
Diversified active
Top 10 weight 49.0%, 27.6 effective positions, active share 95.1% against the Dow Jones Industrial Average as of 2026-07-31; it meets none of the index-like, systematic-like or concentrated tests
Turnover
High turnover
126.3% over the last four quarters (100%+)
Horizon
Medium horizon
Value-weighted holding period 6.8 quarters (4 to under 12)

Closest benchmark: the Dow Jones Industrial Average as of 2026-07-31, active share 95.1%; sector active share 41.3% against the combined 13F book's sector weights.

Over time 19 measured quarters

How the bands are measured

Style bands measure the filed 13F common-share book each closed quarter, tested in this order. Unknown: under $10,000,000 of valued equity or 5 stocks. Index-like (100+ stocks): active share of 20% or less against the closest benchmark, which is the S&P 500, S&P MidCap 400, S&P SmallCap 600, Russell 1000, Russell 2000, Nasdaq-100 or Dow Jones Industrial Average (weighted by an index-tracking fund's reported holdings or the index's constituents nearest the quarter end, over the names resolved to companies, and only when those are 90%+ of its weight) or every 13F filer's combined book, or index series holding 80%+ of the registered fund assets it advises (N-CEN) and equal to 50%+ of its book. Systematic-like: 500+ stocks, 100%+ annual turnover and a top 10 weight of 25% or less. Concentrated: a top 10 weight of 60%+ or 12 or fewer effective positions. Diversified active: none of these. Turnover is the smaller of buys and sells over average equity value, summed over four quarters: low under 30%, high 100%+. Horizon is the value-weighted number of quarters each position has been held: short under 4, long 12+.

Clone Performance

Build a hypothetical price-return history from this filer's public 13F holdings.

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Portfolio Concentration

43 tracked positions · as of Jun 30, 2026 · Δ vs Mar 31, 2026
Top Position
8.4%
+2.3 pts
Top 5
30.4%
+2.3 pts
Top 10
49.0%
−1.3 pts
HHI
362
Sep 2023 → Jun 2026 · range 362 – 495
Diversified−18

Portfolio Trend

19 quarters · across all stocks

Sector Breakdown

As of Jun 30, 2026
Sector % Portfolio Value
Technology 59.6% $242,643,322
Industrials 12.0% $48,680,611
Consumer Defensive 8.4% $34,319,400
Communication Services 7.2% $29,382,979
Basic Materials 5.5% $22,203,200
Financial Services 4.5% $18,227,700
Consumer Cyclical 1.6% $6,328,930
Utilities 1.4% $5,532,000

Last Quarter's Activity

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Jun 30, 2026 vs Mar 31, 2026

Added To

Positions the filer increased
12 positions
Ticker Δ Shares Shares Value Open

Trimmed

Positions the filer reduced
17 positions
Ticker Δ Shares Shares Value Open

New Positions

Positions the filer opened this quarter
13 positions
Ticker Shares Value Open

Sold Out

Positions the filer fully exited
6 positions
Ticker Shares Value Open
— 4,300,000 $19,866,000

Portfolio Positions

Export CSV View 13F filing
43 tracked positions · $407,318,142 total · filing declares 46 positions · $541,778,793 · as of Jun 30, 2026
Ticker Company Shares Value (USD) % of Portfolio History

Covers the securities this platform tracks: U.S.-listed common stock and the put/call positions reported on it. A 13F can also report security types outside that coverage — preferred shares, bonds, warrants, untracked share classes — so the filing's own declared total can exceed the figures above. The source filing is linked at the top of this table.