Institutional Manager · CIK 0002001544
Stephenson & Company, Inc.
San Clemente, CA · File #028-23568
Latest AUM
$182.1M
Positions
45
Top-10 Concentration
85.4%
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 |
|---|---|---|---|---|---|
| ADD | VANGUARD BD INDEX FDS | 921937827 | +18,700 | +$1.5M | -$21,331 |
| ADD | BERKSHIRE HATHAWAY INC DEL | BRK-A | +1,599 | +$803,737 | -$4,581 |
| ADD | INVESCO EXCHANGE TRADED FD T | IVZ | +3,320 | +$635,979 | +$240,123 |
| ADD | NVIDIA CORPORATION | NVDA | +2,400 | +$447,600 | -$106 |
| ADD | VANGUARD BD INDEX FDS | 921937819 | +4,679 | +$364,401 | -$28,850 |
| ADD | ISHARES TR | 464287200 | +527 | +$360,960 | +$561,899 |
| ADD | ISHARES TR | 464287176 | +2,656 | +$291,924 | -$46,663 |
| ADD | VANGUARD TAX-MANAGED FDS | 921943858 | +4,539 | +$283,551 | +$1.0M |
| NEW | ALPHABET INC | GOOG | +776 | +$243,647 | $0 |
| NEW | NIKE INC | NKE | +3,482 | +$221,838 | $0 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 202545 pos · $182.1M
- 13F HOLDINGS REPORTQ/E Sep 202543 pos · $174.1M
- 13F HOLDINGS REPORTQ/E Jun 202542 pos · $164.6M
- 13F HOLDINGS REPORTQ/E Mar 202539 pos · $153.9M
- 13F HOLDINGS REPORTQ/E Dec 202436 pos · $148.6M
- 13F HOLDINGS REPORTQ/E Sep 202439 pos · $147.8M
- 13F HOLDINGS REPORTQ/E Jun 202436 pos · $134.9M
- 13F HOLDINGS REPORTQ/E Mar 202438 pos · $136.8M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | BERKSHIRE HATHAWAY INC DEL | BRK-A | 52,497 | $26.4M | 14.49% |
| 2 | INVESCO EXCHANGE TRADED FD T | IVZ | 132,428 | $25.4M | 13.93% |
| 3 | ISHARES TR | 464287200 | 36,478 | $25.0M | 13.72% |
| 4 | VANGUARD TAX-MANAGED FDS | 921943858 | 397,478 | $24.8M | 13.64% |
| 5 | VANGUARD BD INDEX FDS | 921937827 | 232,262 | $18.3M | 10.05% |
| 6 | VANGUARD BD INDEX FDS | 921937819 | 142,056 | $11.1M | 6.08% |
| 7 | ISHARES TR | 464287804 | 57,860 | $7.0M | 3.82% |
| 8 | ISHARES TR | 464287507 | 104,339 | $6.9M | 3.78% |
| 9 | VANGUARD INTL EQUITY INDEX F | 922042858 | 117,201 | $6.3M | 3.46% |
| 10 | SPDR S&P 500 ETF TR | SPY | 6,355 | $4.3M | 2.38% |
| 11 | ISHARES TR | 464287176 | 38,307 | $4.2M | 2.31% |
| 12 | ISHARES TR | 464288414 | 24,707 | $2.6M | 1.45% |
| 13 | APPLE INC | AAPL | 7,670 | $2.1M | 1.15% |
| 14 | ISHARES TR | 464287150 | 13,202 | $2.0M | 1.08% |
| 15 | ISHARES TR | 464288281 | 20,082 | $1.9M | 1.06% |
| 16 | SPDR SERIES TRUST | 78468R622 | 19,816 | $1.9M | 1.06% |
| 17 | BERKSHIRE HATHAWAY INC DEL | BRK-A | 2 | $1.5M | 0.83% |
| 18 | ISHARES TR | 464287655 | 5,421 | $1.3M | 0.73% |
| 19 | ISHARES TR | 464287465 | 10,257 | $984,980 | 0.54% |
| 20 | NVIDIA CORPORATION | NVDA | 3,720 | $693,780 | 0.38% |