Institutional Manager · CIK 0001386928
Park West Asset Management LLC
SAN FRANCISCO, CA · File #028-12265
Latest AUM
$1.20B
Positions
48
Top-10 Concentration
46.1%
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 | WESTERN DIGITAL CORP | WDC | -273,473 | -$47.1M | +$20.1M |
| EXITED | TOWER SEMICONDUCTOR LTD | M87915274 | -590,000 | -$42.7M | $0 |
| NEW | TOWER SEMICONDUCTOR LTD | TSEM | +355,304 | +$41.7M | $0 |
| NEW | TTM TECHNOLOGIES INC | TTMI | +543,167 | +$37.5M | $0 |
| ADD | MKS INC. | MKSI | +218,614 | +$34.9M | +$2.2M |
| EXITED | IREN LIMITED | Q4982L109 | -681,100 | -$32.0M | $0 |
| EXITED | LIGHT & WONDER INC | 80874P109 | -370,183 | -$31.1M | $0 |
| NEW | COGENT COMMUNICATIONS HLDGS | CCOI | +1,409,096 | +$30.4M | $0 |
| NEW | BECTON DICKINSON & CO | BDX | +140,000 | +$27.2M | $0 |
| ADD | PORCH GROUP INC | PRCH | +2,867,084 | +$26.2M | -$16.7M |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 202548 pos · $1.20B
- 13F HOLDINGS REPORTQ/E Sep 202546 pos · $1.19B
- 13F HOLDINGS REPORTQ/E Jun 202544 pos · $1.32B
- 13F HOLDINGS REPORTQ/E Mar 202548 pos · $1.24B
- 13F HOLDINGS REPORTQ/E Dec 202445 pos · $1.25B
- 13F HOLDINGS REPORTQ/E Sep 202443 pos · $1.40B
- 13F HOLDINGS REPORTQ/E Jun 202443 pos · $1.37B
- 13F HOLDINGS REPORTQ/E Mar 202443 pos · $1.41B
- 13F HOLDINGS REPORTQ/E Dec 202339 pos · $1.09B
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | ALPHABET INC | GOOG | 352,000 | $110.2M | 9.15% |
| 2 | ZILLOW GROUP INC | Z | 1,035,000 | $70.6M | 5.86% |
| 3 | AMAZON COM INC | AMZN | 300,870 | $69.4M | 5.77% |
| 4 | FLEX LTD | FLEX | 981,995 | $59.3M | 4.93% |
| 5 | PORCH GROUP INC | PRCH | 5,050,000 | $46.1M | 3.83% |
| 6 | MKS INC. | MKSI | 278,614 | $44.5M | 3.70% |
| 7 | TOWER SEMICONDUCTOR LTD | TSEM | 355,304 | $41.7M | 3.46% |
| 8 | FLUTTER ENTMT PLC | G3643J108 | 181,520 | $39.0M | 3.24% |
| 9 | TTM TECHNOLOGIES INC | TTMI | 543,167 | $37.5M | 3.11% |
| 10 | VERTEX INC | VERX | 1,833,428 | $36.6M | 3.04% |
| 11 | ZOOMINFO TECHNOLOGIES INC | GTM | 3,500,000 | $35.6M | 2.96% |
| 12 | FORTREA HLDGS INC | FTRE | 2,038,159 | $35.2M | 2.92% |
| 13 | COUPANG INC | CPNG | 1,430,000 | $33.7M | 2.80% |
| 14 | CINEMARK HLDGS INC | CNK | 1,450,000 | $33.7M | 2.80% |
| 15 | LITHIA MTRS INC | 536797103 | 100,000 | $33.2M | 2.76% |
| 16 | ENOVA INTL INC | 29357K103 | 209,011 | $32.9M | 2.73% |
| 17 | MERCURY GENL CORP NEW | 589400100 | 329,435 | $31.0M | 2.57% |
| 18 | COGENT COMMUNICATIONS HLDGS | CCOI | 1,409,096 | $30.4M | 2.52% |
| 19 | BECTON DICKINSON & CO | BDX | 140,000 | $27.2M | 2.26% |
| 20 | TOAST INC | TOST | 719,575 | $25.6M | 2.12% |