Institutional Manager · CIK 0001335851
Private Wealth Partners, LLC
MILL VALLEY, CA · File #028-11462
Latest AUM
$1.41B
Positions
171
Top-10 Concentration
57.2%
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 |
|---|---|---|---|---|---|
| NEW | SOLSTICE ADVANCED MATLS INC | 83443Q103 | +305,213 | +$14.8M | $0 |
| REDUCE | APPLE INC | AAPL | -29,678 | -$8.1M | +$8.0M |
| ADD | TPG INC | TPGXL | +109,020 | +$7.0M | +$727,693 |
| EXITED | CAESARS ENTERTAINMENT INC NE | 12769G100 | -226,320 | -$6.1M | $0 |
| REDUCE | INVESCO QQQ TR | IVZ | -8,222 | -$5.1M | +$559,944 |
| REDUCE | ALPHABET INC | GOOG | -15,250 | -$4.8M | +$22.7M |
| ADD | HONEYWELL INTL INC | 438516106 | +20,468 | +$4.0M | -$1.8M |
| REDUCE | AMAZON COM INC | AMZN | -16,555 | -$3.8M | +$3.2M |
| ADD | MASTERCARD INCORPORATED | MA | +6,652 | +$3.8M | +$16,748 |
| REDUCE | ZOETIS INC | ZTS | -27,893 | -$3.5M | -$1.5M |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 2025171 pos · $1.41B
- 13F HOLDINGS REPORTQ/E Sep 2025169 pos · $1.40B
- 13F HOLDINGS REPORTQ/E Jun 2025174 pos · $1.28B
- 13F HOLDINGS REPORTQ/E Mar 2025162 pos · $1.21B
- 13F HOLDINGS REPORTQ/E Dec 2024171 pos · $1.31B
- 13F HOLDINGS REPORTQ/E Sep 2024170 pos · $1.25B
- 13F HOLDINGS REPORTQ/E Jun 2024165 pos · $1.35B
- 13F HOLDINGS REPORTQ/E Mar 2024163 pos · $1.25B
- 13F HOLDINGS REPORTQ/E Dec 2023159 pos · $1.05B
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | NVIDIA CORPORATION | NVDA | 718,874 | $134.1M | 10.48% |
| 2 | APPLE INC | AAPL | 436,467 | $118.7M | 9.27% |
| 3 | MICROSOFT CORP | MSFT | 200,817 | $97.1M | 7.59% |
| 4 | ALPHABET INC | GOOG | 308,982 | $96.7M | 7.56% |
| 5 | AMAZON COM INC | AMZN | 272,285 | $62.8M | 4.91% |
| 6 | JPMORGAN CHASE & CO. | VYLD | 153,932 | $49.6M | 3.88% |
| 7 | BERKSHIRE HATHAWAY INC DEL | BRK-A | 97,213 | $48.9M | 3.82% |
| 8 | VISA INC | V | 138,595 | $48.6M | 3.80% |
| 9 | ALPHABET INC | GOOG | 122,480 | $38.4M | 3.00% |
| 10 | THERMO FISHER SCIENTIFIC INC | TMO | 63,314 | $36.7M | 2.87% |
| 11 | GOLDMAN SACHS GROUP INC | GSCE | 38,700 | $34.0M | 2.66% |
| 12 | MERCK & CO INC | MRK | 311,787 | $32.8M | 2.56% |
| 13 | ABBVIE INC | ABBV | 142,709 | $32.6M | 2.55% |
| 14 | HONEYWELL INTL INC | 438516106 | 138,412 | $27.0M | 2.11% |
| 15 | COSTCO WHSL CORP NEW | 22160K105 | 31,177 | $26.9M | 2.10% |
| 16 | CHEVRON CORP NEW | CVX | 168,241 | $25.6M | 2.00% |
| 17 | MCKESSON CORP | MCK | 30,551 | $25.1M | 1.96% |
| 18 | ADVANCED MICRO DEVICES INC | AMD | 112,017 | $24.0M | 1.87% |
| 19 | DANAHER CORPORATION | 235851102 | 95,029 | $21.8M | 1.70% |
| 20 | QUALCOMM INC | QCOM | 120,085 | $20.5M | 1.61% |