Stocks/Funds/CIK 1546172

WESTERLY CAPITAL MANAGEMENT, LLC

long-term holder
Quarterly 13F filings · Latest period 2026-03-31 · CIK 1546172
Assets
$324M
+55.4% YoY
Holdings
36
Lifetime alpha vs market
-15.40% annual
Average hold time
2.1 yr
median 1.6 yr

Quarterly history

Cum return -22% vs S&P +52% · α -74% lifetimeAUM $324M · peak $332MFlow $-6M (-2%)2021-122022-092023-062024-032024-122025-092026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
+13.92%
adds when stocks drop
when a holding falls −10%+
Middle response
-8.60%
baseline attrition
Rally response
-11.98%
trims into rallies
when a holding rises +10%+

Top positions · 30

Ticker$ value% portYoYHold time
UDMYUdemy, Inc.$20M6.1%-40.5%0.8 yr
MRVLMarvell Technology, Inc.$20M6.1%+61.3%3.5 yr
HDSNHudson Technologies, Inc$19M5.8%-4.7%4.5 yr
CSCOCisco Systems, Inc.$17M5.4%+28.1%0.5 yr
LUMNLumen Technologies, Inc.$15M4.7%+77.3%1.5 yr
FRSHFreshworks Inc.$15M4.7%-43.1%2.0 yr
ENPHEnphase Energy, Inc.$15M4.7%-39.1%0.5 yr
NOKNokia Oyj$14M4.5%+57.0%0.5 yr
VIAVViavi Solutions Inc.$14M4.4%+197.4%3.8 yr
$13M4.0%3.8 yr
FLRFluor Corporation$12M3.6%+30.2%1.8 yr
BLBlackLine, Inc.$11M3.5%-23.6%1.5 yr
MTRXMatrix Service Company$11M3.4%-7.6%3.5 yr
$10M3.1%2.0 yr
CGNTCognyte Software Ltd.$10M3.1%+3.8%4.5 yr

Portfolio composition (YoY)

Industry mix
Software - Application15.7%-4.0pp$51M
Communication Equipment14.2%+0.2pp$46M
Semiconductors10.5%+6.3pp$34M
Education & Training Services9.2%+8.9pp$30M
Unknown9.0%+1.2pp$29M
Engineering & Construction8.5%-1.0pp$28M
Chemicals - Specialty5.8%+2.1pp$19M
Internet Content & Information5.6%-3.1pp$18M
Solar5.5%$18M
Telecommunications Services4.7%-1.4pp$15M
Country
US79.6%-0.7pp
Unknown9.0%+1.2pp
FI4.5%
IL3.1%-0.9pp
CA1.9%
CN1.9%-4.7pp
GB0.0%-1.3pp
Top 5: 28.1% · Top 10: 50.3% · Top 25: 89.5%

Winners

TickerPrev $PnLYoY %
VIAV$22M+0.04B197.4%
GLW$7M+0.01B201.5%
LUMN$13M+0.01B77.3%
AIP$4M+0.01B137.9%
MRVL$5M+0.00B61.3%

Losers

TickerPrev $PnLYoY %
FRSH$7M-0.00B-43.1%
ASAN$4M-0.00B-56.1%
MTRX$13M-0.00B-7.6%
BL$3M-0.00B-23.6%
NXDR$6M-0.00B-8.5%

Top buys this quarter · 15

CSCO Cisco Systems, Inc.+$11M
LUMN Lumen Technologies, Inc.+$10M
ENPH Enphase Energy, Inc.+$9M
BL BlackLine, Inc.+$8M
FRSH Freshworks Inc.+$7M
ASAN Asana, Inc.+$7M
FIG Figma, Inc.new+$5M
COUR Coursera, Inc.+$4M
HDSN Hudson Technologies, Inc.+$4M
NOK Nokia Oyj+$4M

Top sells this quarter · 15

VIAV Viavi Solutions Inc.$24M
AIP Arteris, Inc.$14M
BE Bloom Energy Corporation$14M
NKE NIKE, Inc.exit$11M
UNF UniFirst Corporationexit$6M
TDC Teradata Corporationexit$6M
TAC TransAlta Corporation$4M
ESTC Elastic N.V.$3M
NWPX NWPX Infrastructure, Inc.$3M
SNAP Snap Inc.exit$3M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$324M36+34.09%+17.59%+16.50%-0.01B
2025-12-31$332M40+22.59%+17.72%+4.87%+0.00B
2025-09-30$315M39+38.30%+17.52%+20.78%+0.04B
2025-06-30$236M38+25.66%+14.94%+10.72%+0.01B
2025-03-31$209M37+7.95%+8.30%-0.36%+0.03B
2024-12-31$196M43+23.97%+24.89%-0.91%-0.01B
2024-09-30$176M40+20.44%+36.04%-15.60%-0.02B
2024-06-30$184M40-1.52%+24.49%-26.01%+0.00B
2024-03-31$192M42-10.49%+29.62%-40.11%+0.02B
2023-12-31$165M43-6.47%+26.18%-32.65%+0.01B
2023-09-30$135M40-32.67%+21.57%-54.24%+0.00B
2023-06-30$155M43-32.61%+19.42%-52.04%+0.04B
2023-03-31$139M43-39.83%-7.82%-32.01%+0.00B
2022-12-31$127M44-17.16%+7.56%-24.72%+0.03B
2022-09-30$112M40-13.35%-4.93%-8.42%+0.00B
2022-06-30$123M45-23.23%-16.11%-7.12%+0.02B