Institutional Manager · CIK 0002036975
YANKCOM Partnership
Yankton, SD · File #028-24625
Latest AUM
$235.2M
Positions
654
Top-10 Concentration
47.3%
Filings
5
Portfolio Value Over Time
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 FTSE Developed Markets ETF | 921943858 | +77,820 | +$4.9M | +$10,741 |
| REDUCE | Nvidia Corp | NVDA | -23,487 | -$4.4M | -$1,928 |
| REDUCE | Apple Computer Inc | AAPL | -14,075 | -$3.8M | +$248,636 |
| REDUCE | Citigroup Inc | C-PR | -29,828 | -$3.5M | +$457,551 |
| REDUCE | Alphabet Inc Cap Stock Cl A | GOOG | -10,142 | -$3.2M | +$726,262 |
| REDUCE | iShares Core MSCI EAFE ETF | 46432F842 | -33,325 | -$3.0M | +$71,936 |
| REDUCE | Amazon.com Inc | AMZN | -12,878 | -$3.0M | +$147,274 |
| REDUCE | Vanguard Index Funds S&P 500 ETF | 922908363 | -4,222 | -$2.6M | +$67,869 |
| REDUCE | Broadcom Inc | AVGO | -7,528 | -$2.6M | +$123,168 |
| REDUCE | iShares Core S&P 500 ETF | 464287200 | -3,272 | -$2.2M | +$51,566 |
Sector Allocation
Filing History
- 13F COMBINATION REPORTQ/E Dec 2025654 pos · $235.2M
- 13F COMBINATION REPORTQ/E Sep 2025497 pos · $222.1M
- 13F COMBINATION REPORTQ/E Jun 2025527 pos · $204.4M
- 13F COMBINATION REPORTQ/E Mar 2025488 pos · $181.8M
- 13F COMBINATION REPORTQ/E Dec 2024474 pos · $187.0M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | Vanguard FTSE Developed Markets ETF | 921943858 | 184,705 | $11.5M | 7.92% |
| 2 | Schwab Strategic Tr US Large-Cap Value ETF | 808524409 | 380,972 | $11.3M | 7.74% |
| 3 | Vanguard Index Funds S&P 500 ETF | 922908363 | 17,354 | $10.9M | 7.47% |
| 4 | iShares Tr Russell Top 200 Growth ETF | 464289438 | 24,796 | $6.9M | 4.71% |
| 5 | iShares Tr S&P Midcap 400 ETF | 464287507 | 98,915 | $6.5M | 4.48% |
| 6 | Vanguard FTSE Developed Markets ETF | 921943858 | 82,041 | $5.1M | 3.52% |
| 7 | Microsoft Corp | MSFT | 9,251 | $4.5M | 3.07% |
| 8 | Nvidia Corp | NVDA | 23,880 | $4.5M | 3.06% |
| 9 | Apple Computer Inc | AAPL | 14,498 | $3.9M | 2.70% |
| 10 | SPDR Portfolio Developed World Ex-US ETF | 78463X889 | 86,755 | $3.9M | 2.64% |
| 11 | Amazon.com Inc | AMZN | 15,903 | $3.7M | 2.52% |
| 12 | Citigroup Inc | C-PR | 30,326 | $3.5M | 2.43% |
| 13 | iShares Tr S&P Midcap 400 ETF | 464287507 | 53,490 | $3.5M | 2.42% |
| 14 | Amazon.com Inc | AMZN | 13,176 | $3.0M | 2.09% |
| 15 | iShares Core MSCI EAFE ETF | 46432F842 | 33,880 | $3.0M | 2.08% |
| 16 | Alphabet Inc Cap Stock Cl A | GOOG | 9,515 | $3.0M | 2.04% |
| 17 | SPDR S&P 500 ETF | SPY | 4,366 | $3.0M | 2.04% |
| 18 | Vanguard Index Funds S&P 500 ETF | 922908363 | 4,723 | $3.0M | 2.03% |
| 19 | Apple Computer Inc | AAPL | 10,517 | $2.9M | 1.96% |
| 20 | iShares Core S&P Smallcap 600 Index ETF | 464287804 | 22,944 | $2.8M | 1.89% |