Institutional Manager · CIK 0001546172
WESTERLY CAPITAL MANAGEMENT, LLC
SAN FRANCISCO, CA · File #028-16658
Latest AUM
$455.3M
Positions
41
Top-10 Concentration
60.7%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| REDUCE | INVESCO QQQ TR | IVZ | -150,000 | -$92.1M | +$213.0M |
| EXITED | PROS HOLDINGS INC | 74346Y103 | -949,750 | -$21.8M | $0 |
| REDUCE | LUMEN TECHNOLOGIES INC | LUMN | -2,700,000 | -$21.0M | +$5.8M |
| REDUCE | VIAVI SOLUTIONS INC | VIAV | -850,000 | -$15.1M | +$10.3M |
| NEW | NIKE INC | NKE | +200,000 | +$12.7M | $0 |
| ADD | ELASTIC N V | ESTC | +140,000 | +$10.6M | -$724,000 |
| ADD | UDEMY INC | UDMY | +1,735,000 | +$10.1M | -$2.6M |
| NEW | NOKIA CORP | NOKBF | +1,350,000 | +$8.7M | $0 |
| REDUCE | SNAP INC | SNAP | -900,000 | -$7.3M | +$540,000 |
| NEW | ENPHASE ENERGY INC | ENPH | +175,000 | +$5.6M | $0 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 202541 pos · $455.3M
- 13F HOLDINGS REPORTQ/E Sep 202544 pos · $319.1M
- 13F HOLDINGS REPORTQ/E Jun 202542 pos · $269.6M
- 13F HOLDINGS REPORTQ/E Mar 202538 pos · $231.3M
- 13F HOLDINGS REPORTQ/E Dec 202444 pos · $216.6M
- 13F HOLDINGS REPORTQ/E Sep 202441 pos · $177.9M
- 13F HOLDINGS REPORTQ/E Jun 202441 pos · $200.9M
- 13F HOLDINGS REPORTQ/E Mar 202448 pos · $263.7M
- 13F HOLDINGS REPORTQ/E Dec 202343 pos · $141.9M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | INVESCO QQQ TR | IVZ | 200,000 | $122.9M | 26.98% |
| 2 | UDEMY INC | UDMY | 4,000,000 | $23.4M | 5.14% |
| 3 | VIAVI SOLUTIONS INC | VIAV | 1,150,000 | $20.5M | 4.50% |
| 4 | ARTERIS INC | AIP | 1,295,000 | $20.1M | 4.41% |
| 5 | HUDSON TECHNOLOGIES INC | HDSN | 2,550,000 | $17.5M | 3.84% |
| 6 | MARVELL TECHNOLOGY INC | MRVL | 200,000 | $17.0M | 3.73% |
| 7 | ELASTIC N V | ESTC | 220,000 | $16.6M | 3.64% |
| 8 | BLOOM ENERGY CORP | BE | 150,000 | $13.0M | 2.86% |
| 9 | FRESHWORKS INC | FRSH | 1,050,000 | $12.9M | 2.82% |
| 10 | NIKE INC | NKE | 200,000 | $12.7M | 2.80% |
| 11 | HIPPO HLDGS INC | HIPOW | 420,000 | $12.6M | 2.77% |
| 12 | MATRIX SVC CO | 576853105 | 988,000 | $11.6M | 2.54% |
| 13 | COGNYTE SOFTWARE LTD | CGNT | 1,155,000 | $10.9M | 2.38% |
| 14 | TRANSALTA CORP | TSLTF | 805,000 | $10.2M | 2.23% |
| 15 | NEXTDOOR HOLDINGS INC | NXDR | 4,500,000 | $9.4M | 2.08% |
| 16 | NOKIA CORP | NOKBF | 1,350,000 | $8.7M | 1.92% |
| 17 | FLUOR CORP NEW | FLR | 200,000 | $7.9M | 1.74% |
| 18 | COURSERA INC | COUR | 1,000,000 | $7.4M | 1.62% |
| 19 | TERADATA CORP DEL | TDC | 225,000 | $6.8M | 1.50% |
| 20 | BAIDU INC | BAIDF | 50,000 | $6.5M | 1.43% |