Institutional Manager · CIK 0002003672
Quantum Portfolio Management LLC
New York, NY · File #028-23542
Latest AUM
$226.4M
Positions
238
Top-10 Concentration
45.1%
Filings
8
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 | WISDOMTREE TR | WT | -127,615 | -$6.0M | +$108,677 |
| REDUCE | ISHARES TR | 464287614 | -10,295 | -$4.9M | +$101,131 |
| REDUCE | ISHARES TR | 464287598 | -20,813 | -$4.4M | +$226,496 |
| NEW | ISHARES TR | 464287234 | +74,039 | +$4.1M | $0 |
| REDUCE | ISHARES TR | 464287309 | -29,915 | -$3.7M | +$151,506 |
| EXITED | INVESCO EXCH TRADED FD TR II | 46138E727 | -143,354 | -$3.6M | $0 |
| REDUCE | SCHWAB STRATEGIC TR | 808524409 | -120,693 | -$3.6M | +$99,021 |
| REDUCE | VANGUARD INTL EQUITY INDEX F | 922042858 | -61,551 | -$3.3M | -$35,672 |
| REDUCE | ISHARES TR | 464288877 | -42,326 | -$3.0M | +$395,981 |
| REDUCE | ISHARES TR | 464287648 | -7,182 | -$2.3M | +$55,412 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 2025238 pos · $226.4M
- 13F HOLDINGS REPORTQ/E Sep 2025262 pos · $336.5M
- 13F HOLDINGS REPORTQ/E Jun 2025232 pos · $209.6M
- 13F HOLDINGS REPORTQ/E Mar 2025273 pos · $197.2M
- 13F HOLDINGS REPORTQ/E Dec 2024251 pos · $186.3M
- 13F HOLDINGS REPORTQ/E Sep 2024236 pos · $184.6M
- 13F HOLDINGS REPORTQ/E Jun 2024244 pos · $174.2M
- 13F HOLDINGS REPORTQ/E Mar 2024244 pos · $175.8M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | APPLE INC | AAPL | 50,201 | $13.6M | 10.57% |
| 2 | NVIDIA CORPORATION | NVDA | 48,318 | $9.0M | 6.98% |
| 3 | FEDERATED HERMES ETF TRUST | FHI | 201,161 | $5.1M | 3.95% |
| 4 | ISHARES TR | 464287614 | 10,386 | $4.9M | 3.81% |
| 5 | ISHARES TR | 464288877 | 68,283 | $4.9M | 3.78% |
| 6 | MICROSOFT CORP | MSFT | 9,781 | $4.7M | 3.66% |
| 7 | ALPHABET INC | GOOG | 14,314 | $4.5M | 3.48% |
| 8 | ISHARES TR | 464287234 | 74,039 | $4.1M | 3.14% |
| 9 | ISHARES TR | 464287648 | 11,475 | $3.7M | 2.87% |
| 10 | ISHARES TR | 464287309 | 29,733 | $3.7M | 2.84% |
| 11 | ALPHABET INC | GOOG | 10,807 | $3.4M | 2.62% |
| 12 | AMAZON COM INC | AMZN | 14,329 | $3.3M | 2.56% |
| 13 | BROADCOM INC | AVGO | 8,191 | $2.8M | 2.19% |
| 14 | META PLATFORMS INC | META | 4,261 | $2.8M | 2.18% |
| 15 | ISHARES TR | 464287598 | 12,742 | $2.7M | 2.08% |
| 16 | SCHWAB STRATEGIC TR | 808524730 | 69,907 | $2.5M | 1.95% |
| 17 | SCHWAB STRATEGIC TR | 808524409 | 77,349 | $2.3M | 1.77% |
| 18 | ISHARES TR | 464288430 | 23,409 | $2.3M | 1.77% |
| 19 | GLOBAL X FDS | 37954Y293 | 36,711 | $2.2M | 1.72% |
| 20 | ARGAN INC | AGX | 6,881 | $2.2M | 1.67% |