WILLIAM JOHN SEMPOLINSKI
CIK 0002149024
Annualised vol
15.168943%
Beta
0.678352
HHI
628.499363
Top-10 weight
54.644201%
VaR 95%
1.476447%
VaR 99%
2.628101%
Max drawdown
25.21581%
Matched value
51.35392%
Returns of reported holdings
Loading returns…
Position changes vs prior quarter
What the latest 13F shows bought and sold against the quarter before, by share count.
| Ticker | Change | Shares now | Shares before | Share change % | Value now ($) |
|---|---|---|---|---|---|
| NVDA | REDUCED | 251,777 | 254,540 | -1.09% | 50,377,963 |
| AAPL | REDUCED | 76,551 | 76,784 | -0.3% | 22,150,797 |
| GOOGL | ADDED | 26,096 | 25,996 | 0.38% | 9,307,408 |
| AMZN | REDUCED | 26,124 | 26,149 | -0.1% | 6,226,394 |
| MSFT | REDUCED | 13,338 | 16,990 | -21.49% | 4,975,341 |
| META | REDUCED | 5,515 | 5,815 | -5.16% | 3,106,544 |
| RKLB | REDUCED | 25,800 | 26,550 | -2.82% | 2,622,570 |
| SHW | REDUCED | 7,133 | 7,166 | -0.46% | 2,456,035 |
| JXN | ADDED | 21,700 | 21,200 | 2.36% | 2,221,863 |
| CAT | UNCHANGED | 1,830 | 1,830 | 0.0% | 1,948,767 |
| O | ADDED | 31,250 | 30,750 | 1.63% | 1,936,250 |
| QS | ADDED | 201,990 | 193,100 | 4.6% | 1,527,044 |
| RTX | ADDED | 7,790 | 7,352 | 5.96% | 1,477,997 |
| V | UNCHANGED | 3,600 | 3,600 | 0.0% | 1,235,124 |
| AVGO | ADDED | 3,085 | 2,985 | 3.35% | 1,165,359 |
| NGG | ADDED | 13,732 | 13,210 | 3.95% | 1,137,971 |
| NBIS | ADDED | 4,093 | 3,750 | 9.15% | 1,130,364 |
| WMT | UNCHANGED | 9,591 | 9,591 | 0.0% | 1,086,277 |
| MU | ADDED | 830 | 760 | 9.21% | 958,061 |
| CCL | REDUCED | 30,890 | 32,890 | -6.08% | 882,527 |
| INTC | NEW | 4,850 | - | - | 677,206 |
| LRCX | NEW | 1,480 | - | - | 641,328 |
| JNJ | ADDED | 2,131 | 1,431 | 48.92% | 541,210 |
| GRAL | NEW | 7,150 | - | - | 488,131 |
| LLY | REDUCED | 359 | 388 | -7.47% | 430,595 |
| GH | NEW | 2,850 | - | - | 427,586 |
| LYG | REDUCED | 73,020 | 86,232 | -15.32% | 425,707 |
| ENB | REDUCED | 7,500 | 8,102 | -7.43% | 406,575 |
| JPM | UNCHANGED | 1,116 | 1,116 | 0.0% | 365,300 |
| C | UNCHANGED | 2,500 | 2,500 | 0.0% | 349,900 |
| RVMD | NEW | 1,850 | - | - | 346,468 |
| DAL | UNCHANGED | 3,500 | 3,500 | 0.0% | 327,810 |
| COST | UNCHANGED | 350 | 350 | 0.0% | 327,415 |
| HD | UNCHANGED | 900 | 900 | 0.0% | 317,412 |
| LMT | UNCHANGED | 603 | 603 | 0.0% | 307,204 |
| MPLX | REDUCED | 5,301 | 5,539 | -4.3% | 298,605 |
| RIO | UNCHANGED | 2,901 | 2,901 | 0.0% | 275,392 |
| UNH | NEW | 650 | - | - | 270,160 |
| TSLA | NEW | 620 | - | - | 260,772 |
| DUK | UNCHANGED | 2,020 | 2,020 | 0.0% | 255,692 |
| MS | UNCHANGED | 5,000 | 5,000 | 0.0% | 254,000 |
| CRWV | REDUCED | 2,550 | 2,850 | -10.53% | 253,827 |
| SO | UNCHANGED | 2,488 | 2,488 | 0.0% | 238,126 |
| CARR | NEW | 3,057 | - | - | 224,231 |
| GD | REDUCED | 600 | 662 | -9.37% | 212,544 |
| PANW | NEW | 600 | - | - | 204,612 |
| LAES | NEW | 39,700 | - | - | 125,055 |
| ABAT | CLOSED OUT | 0 | 24,200 | -100.0% | 0 |
| ACHR | CLOSED OUT | 0 | 10,000 | -100.0% | 0 |
| PLTR | CLOSED OUT | 0 | 5,090 | -100.0% | 0 |
| ORCL | CLOSED OUT | 0 | 1,400 | -100.0% | 0 |
Holdings (latest quarter)
| Ticker | Change | Issuer | Class | CUSIP | Value ($) | Weight % | Shares |
|---|---|---|---|---|---|---|---|
| NVDA | REDUCED | NVIDIA CORPORATION | COM | 67066G104 | 50,377,963 | 20.34 | 251777.0 |
| AAPL | REDUCED | APPLE INC | COM | 037833100 | 22,150,797 | 8.94 | 76551.0 |
| - | T ROWE PRICE EXCHANGE-TRADED | ULTRA SHRT TRM | 87283Q701 | 15,701,976 | 6.34 | 315491.0 | |
| - | CAPITAL GROUP DIVIDEND VALUE | SHS CREAT UNIT | 14020W106 | 9,449,933 | 3.82 | 191760.0 | |
| - | ISHARES TR | 0-3 MTH TREASURY | 46436E718 | 8,233,799 | 3.32 | 81790.0 | |
| GOOGL | ADDED | ALPHABET INC | CAP STK CL A | 02079K305 | 7,687,743 | 3.1 | 21512.0 |
| AMZN | REDUCED | AMAZON COM INC | COM | 023135106 | 6,226,394 | 2.51 | 26124.0 |
| - | ISHARES TR | MSCI USA QLT FCT | 46432F339 | 5,268,075 | 2.13 | 24008.0 | |
| - | VANECK ETF TRUST | SEMICONDUCTR ETF | 92189F676 | 5,169,725 | 2.09 | 7882.0 | |
| - | ISHARES TR | ISHARES SEMICDTR | 464287523 | 5,065,849 | 2.05 | 7906.0 | |
| MSFT | REDUCED | MICROSOFT CORP | COM | 594918104 | 4,975,341 | 2.01 | 13338.0 |
| - | ISHARES TR | US AER DEF ETF | 464288760 | 4,822,478 | 1.95 | 19893.0 | |
| - | VANECK ETF TRUST | MRNGSTR WDE MOAT | 92189F643 | 4,311,117 | 1.74 | 41469.0 | |
| - | FIRST TR EXCHANGE-TRADED FD | NASDQ CLN EDGE | 33737A108 | 3,724,744 | 1.5 | 19425.0 | |
| - | PROSHARES TR | S&P 500 DV ARIST | 74348A467 | 3,363,085 | 1.36 | 59884.0 | |
| - | T ROWE PRICE EXCHANGE-TRADED | CAP APPRECIATION | 87283Q867 | 3,182,866 | 1.29 | 77442.0 | |
| META | REDUCED | META PLATFORMS INC | CL A | 30303M102 | 3,106,544 | 1.25 | 5515.0 |
| - | ISHARES TR | EXPND TEC SC ETF | 464287549 | 3,020,995 | 1.22 | 18468.0 | |
| - | AMERICAN CENTY ETF TR | AVANTIS EMGMKT | 025072604 | 2,990,515 | 1.21 | 30993.0 | |
| - | FIRST TR EXCHANGE-TRADED FD | WTR ETF | 33733B100 | 2,912,575 | 1.18 | 26594.0 | |
| - | ISHARES TR | US HOME CONS ETF | 464288752 | 2,768,407 | 1.12 | 26497.0 | |
| RKLB | REDUCED | ROCKET LAB CORP | COM | 773121108 | 2,622,570 | 1.06 | 25800.0 |
| SHW | REDUCED | SHERWIN WILLIAMS CO | COM | 824348106 | 2,456,035 | 0.99 | 7133.0 |
| - | ISHARES TR | MSCI INTL VLU FT | 46435G409 | 2,430,788 | 0.98 | 58125.0 | |
| JXN | ADDED | JACKSON FINANCIAL INC | COM CL A | 46817M107 | 2,221,863 | 0.9 | 21700.0 |
| - | ISHARES TR | 20 YR TR BD ETF | 464287432 | 2,201,982 | 0.89 | 25480.0 | |
| - | ISHARES TR | MSCI EAFE ETF | 464287465 | 2,178,364 | 0.88 | 20970.0 | |
| - | CAPITAL GROUP CORE BALANCED | SHS | 14021D107 | 2,077,551 | 0.84 | 54730.0 | |
| CAT | UNCHANGED | CATERPILLAR INC | COM | 149123101 | 1,948,767 | 0.79 | 1830.0 |
| O | ADDED | REALTY INCOME CORP | COM | 756109104 | 1,936,250 | 0.78 | 31250.0 |
| - | ISHARES TR | MSCI US GARP ETF | 46436E403 | 1,930,845 | 0.78 | 23390.0 | |
| - | BERKSHIRE HATHAWAY INC DEL | CL B NEW | 084670702 | 1,756,369 | 0.71 | 3510.0 | |
| - | ISHARES TR | CORE S&P SCP ETF | 464287804 | 1,754,952 | 0.71 | 11833.0 | |
| GOOGL | ADDED | ALPHABET INC | CAP STK CL C | 02079K107 | 1,619,665 | 0.65 | 4584.0 |
| - | SSGA ACTIVE ETF TR | ST STR TOTAL ETF | 78467V848 | 1,617,323 | 0.65 | 40976.0 | |
| - | TAIWAN SEMICONDUCTOR MANUFAC | SPONSORED ADS | 874039100 | 1,604,635 | 0.65 | 3360.0 | |
| QS | ADDED | QUANTUMSCAPE CORP | COM CL A | 74767V109 | 1,527,044 | 0.62 | 201990.0 |
| RTX | ADDED | RTX CORPORATION | COM | 75513E101 | 1,477,997 | 0.6 | 7790.0 |
| - | ASML HLDG NV | N Y REGISTRY SHS | N07059210 | 1,412,502 | 0.57 | 710.0 | |
| - | ISHARES TR | RUSSELL 2000 ETF | 464287655 | 1,402,501 | 0.57 | 4668.0 | |
| - | INTERNATIONAL BUSINESS MACHS | COM | 459200101 | 1,363,869 | 0.55 | 4850.0 | |
| V | UNCHANGED | VISA INC | COM CL A | 92826C839 | 1,235,124 | 0.5 | 3600.0 |
| - | INDEPENDENT BK CORP MASS | COM | 453836108 | 1,229,763 | 0.5 | 14689.0 | |
| AVGO | ADDED | BROADCOM INC | COM | 11135F101 | 1,165,359 | 0.47 | 3085.0 |
| - | CORNING INC | COM | 219350105 | 1,151,989 | 0.47 | 4510.0 | |
| NGG | ADDED | NATIONAL GRID PLC | SPONSORED ADR NE | 636274409 | 1,137,971 | 0.46 | 13732.0 |
| NBIS | ADDED | NEBIUS GROUP N.V. | SHS CLASS A | N97284108 | 1,130,364 | 0.46 | 4093.0 |
| WMT | UNCHANGED | WALMART INC | COM | 931142103 | 1,086,277 | 0.44 | 9591.0 |
| MU | ADDED | MICRON TECHNOLOGY INC | COM | 595112103 | 958,061 | 0.39 | 830.0 |
| - | KINDER MORGAN INC DEL | COM | 49456B101 | 914,342 | 0.37 | 28600.0 | |
| - | BANK OF AMER CORP | COM | 060505104 | 913,370 | 0.37 | 16030.0 | |
| - | VANGUARD SPECIALIZED FUNDS | DIV APP ETF | 921908844 | 896,317 | 0.36 | 3788.0 | |
| CCL | REDUCED | CARNIVAL CORP LTD | COMMON SHARES | G2004J103 | 882,527 | 0.36 | 30890.0 |
| - | CITIZENS FINL GROUP INC | COM | 174610105 | 877,136 | 0.35 | 12518.0 | |
| - | APPLIED MATLS INC | COM | 038222105 | 844,464 | 0.34 | 1168.0 | |
| - | ISHARES TR | CORE MSCI EAFE | 46432F842 | 836,383 | 0.34 | 8660.0 | |
| - | GE AEROSPACE | COM NEW | 369604301 | 768,389 | 0.31 | 2056.0 | |
| - | ISHARES TR | MSCI INTL MOMENT | 46434V449 | 730,834 | 0.3 | 13704.0 | |
| - | VANGUARD INDEX FDS | TOTAL STK MKT | 922908769 | 728,609 | 0.29 | 1969.0 | |
| - | ISHARES TR | PFD AND INCM SEC | 464288687 | 709,777 | 0.29 | 23279.0 | |
| - | SPACE EXPLORATION TECHN CORP | CLASS A COM STK | 84615Q103 | 695,400 | 0.28 | 4070.0 | |
| INTC | NEW | INTEL CORP | COM | 458140100 | 677,206 | 0.27 | 4850.0 |
| - | PIMCO ETF TR | MULTISECTOR BD | 72201R585 | 676,260 | 0.27 | 25500.0 | |
| - | VANGUARD SCOTTSDALE FDS | SHRT TRM CORP BD | 92206C409 | 658,320 | 0.27 | 8330.0 | |
| - | SEAGATE TECHNOLOGY HLDNGS PL | ORD SHS | G7997R103 | 651,375 | 0.26 | 675.0 | |
| LRCX | NEW | LAM RESEARCH CORP | COM NEW | 512807306 | 641,328 | 0.26 | 1480.0 |
| - | ARM HOLDINGS PLC | SPONSORED ADS | 042068205 | 638,935 | 0.26 | 1802.0 | |
| - | STARWOOD PPTY TR INC | COM | 85571B105 | 617,149 | 0.25 | 37677.0 | |
| - | ISHARES TR | CORE US AGGBD ET | 464287226 | 547,161 | 0.22 | 5528.0 | |
| JNJ | ADDED | JOHNSON & JOHNSON | COM | 478160104 | 541,210 | 0.22 | 2131.0 |
| GRAL | NEW | GRAIL INC | COM | 384747101 | 488,131 | 0.2 | 7150.0 |
| - | CAPITAL GRP FIXED INCM ETF T | MUN HIGH ETF | 14020Y805 | 436,865 | 0.18 | 16900.0 | |
| LLY | REDUCED | ELI LILLY & CO | COM | 532457108 | 430,595 | 0.17 | 359.0 |
| GH | NEW | GUARDANT HEALTH INC | COM | 40131M109 | 427,586 | 0.17 | 2850.0 |
| LYG | REDUCED | LLOYDS BANKING GROUP PLC | SPONSORED ADR | 539439109 | 425,707 | 0.17 | 73020.0 |
| ENB | REDUCED | ENBRIDGE INC | COM | 29250N105 | 406,575 | 0.16 | 7500.0 |
| JPM | UNCHANGED | JPMORGAN CHASE & CO | COM | 46625H100 | 365,300 | 0.15 | 1116.0 |
| - | INVESCO EXCHANGE TRADED FD T | S&P500 EQL WGT | 46137V357 | 362,560 | 0.15 | 1704.0 | |
| - | PRUDENTIAL FINL INC | COM | 744320102 | 356,169 | 0.14 | 3300.0 | |
| C | UNCHANGED | CITIGROUP INC | COM NEW | 172967424 | 349,900 | 0.14 | 2500.0 |
| RVMD | NEW | REVOLUTION MEDICINES INC | COM | 76155X100 | 346,468 | 0.14 | 1850.0 |
| - | VANGUARD INDEX FDS | S&P 500 ETF SHS | 922908363 | 345,200 | 0.14 | 503.0 | |
| - | SCHWAB STRATEGIC TR | US DIVIDEND EQ | 808524797 | 343,102 | 0.14 | 10820.0 | |
| DAL | UNCHANGED | DELTA AIR LINES INC | COM NEW | 247361702 | 327,810 | 0.13 | 3500.0 |
| COST | UNCHANGED | COSTCO WHOLESALE CORPORATION | COM | 22160K105 | 327,415 | 0.13 | 350.0 |
| HD | UNCHANGED | HOME DEPOT INC | COM | 437076102 | 317,412 | 0.13 | 900.0 |
| - | VANGUARD BD INDEX FDS | SHORT TRM BOND | 921937827 | 311,640 | 0.13 | 4000.0 | |
| LMT | UNCHANGED | LOCKHEED MARTIN CORP | COM | 539830109 | 307,204 | 0.12 | 603.0 |
| - | SPDR GOLD TR | GOLD SHS | 78463V107 | 303,914 | 0.12 | 825.0 | |
| - | ISHARES TR | MSCI USA MMENTM | 46432F396 | 301,348 | 0.12 | 879.0 | |
| MPLX | REDUCED | MPLX LP | COM UNIT REP LTD | 55336V100 | 298,605 | 0.12 | 5301.0 |
| RIO | UNCHANGED | RIO TINTO PLC | SPONSORED ADR | 767204100 | 275,392 | 0.11 | 2901.0 |
| UNH | NEW | UNITEDHEALTH GROUP INC | COM | 91324P102 | 270,160 | 0.11 | 650.0 |
| TSLA | NEW | TESLA INC | COM | 88160R101 | 260,772 | 0.11 | 620.0 |
| - | ISHARES TR | ISHARES BIOTECH | 464287556 | 260,180 | 0.11 | 1368.0 | |
| DUK | UNCHANGED | DUKE ENERGY CORP NEW | COM NEW | 26441C204 | 255,692 | 0.1 | 2020.0 |
| MS | UNCHANGED | MORGAN STANLEY ETF TRUST | EATO VA ULTR ETF | 61774R700 | 254,000 | 0.1 | 5000.0 |
| CRWV | REDUCED | COREWEAVE INC | COM CL A | 21873S108 | 253,827 | 0.1 | 2550.0 |
| - | IRON MTN INC DEL | COM | 46284V101 | 239,989 | 0.1 | 1900.0 | |
| SO | UNCHANGED | SOUTHERN CO | COM | 842587107 | 238,126 | 0.1 | 2488.0 |
| CARR | NEW | CARRIER GLOBAL CORPORATION | COM | 14448C104 | 224,231 | 0.09 | 3057.0 |
| GD | REDUCED | GENERAL DYNAMICS CORP | COM | 369550108 | 212,544 | 0.09 | 600.0 |
| - | EXXON MOBIL CORP | COM | 30231G102 | 206,310 | 0.08 | 1509.0 | |
| - | INVESCO QQQ TR | UNIT SER 1 | 46090E103 | 206,192 | 0.08 | 280.0 | |
| PANW | NEW | PALO ALTO NETWORKS INC | COM | 697435105 | 204,612 | 0.08 | 600.0 |
| LAES | NEW | SEALSQ CORP | ORD SHS | G79483106 | 125,055 | 0.05 | 39700.0 |
Quarterly portfolios
| Period | Filed | Value ($) | Positions | Vol % | Beta | Max DD % |
|---|---|---|---|---|---|---|
| 2026-06-30 | 2026-08-14 | 247,660,781 | 106 | 15.168943 | 0.678352 | 25.21581 |
| 2026-03-31 | 2026-08-26 | 199,150,079 | 93 | 16.456023 | 0.736484 | 27.29692 |
| 2025-12-31 | 2026-08-26 | 203,236,060 | 89 | 17.41158 | 0.779897 | 29.454039 |