Spectrum Advisors, Inc. holds a focused book of 50 reported positions worth $126.6M as of Q1 2026 (disclosed Sep 11, 2026, a ~164-day 13F lag). Their largest long position is Ste STR SPDR PT S&P 500 ETF at 21% of the reported non-option book.
Top-heavy: focused book
Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.
6% mapped to company sectors
+4 sectors below the cut, 1% together
Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.
Other tracked managers holding the same core names as Spectrum Advisors, Inc.
| Manager / fund | Shared names | Their $ in those |
|---|---|---|
| Swiss Re Ltd | 9 / 50 | $1.0B |
| Mirae Asset Global Investments Co., Ltd. | 25 / 50 | $272.6B |
| Emerald Advisors, LLC | 15 / 50 | $640.9M |
| Montgomery Financial Services LLC | 24 / 50 | $92.2M |
| Potomac Fund Management Inc | 6 / 50 | $2.8B |
| Wallace Hart LLC | 8 / 50 | $111.9M |
| Hoffman, Alan N Investment Management | 6 / 50 | $118.2M |
| Marest Capital, LLC | 7 / 50 | $139.1M |
Ranked by the share of each fund's own book sitting in the names it shares with Spectrum Advisors, Inc.: only funds sharing at least a tenth of the book qualify. Index giants, bank custody books and market makers are excluded. They hold everything, so their overlap says nothing.
Bars show each position's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | SPDR Series Trust STATE STREET SPD | $26.6M | 347.4K | 21.0% | ▲New New position | |
| 2 | Global X FDS 1-3 MONTH T-BILL | $12.9M | 128.5K | 10.2% | ▲New New position | |
| 3 | Dimensional ETF Trust INTL CORE EQT MK | $11.5M | 294.8K | 9.1% | ▲New New position | |
| 4 | Pimco ETF TR ACTIVE BD ETF | $8.3M | 90.0K | 6.6% | ▲New New position | |
| 5 | SPDR Series Trust STATE STREET SPD | $7.5M | 126.6K | 5.9% | ▲New New position | |
| 6 | SPDR Series Trust STATE STREET SPD | $5.9M | 231.0K | 4.7% | ▲New New position | |
| 7 | American Centy ETF TR AVANTIS EMGMKT | $4.5M | 55.5K | 3.5% | ▲New New position | |
| 8 | SPDR Series Trust STATE STREET SPD | $3.6M | 37.0K | 2.9% | ▲New New position | |
| 9 | Dimensional ETF Trust DIMENSIONAL INTE | $3.6M | 68.9K | 2.9% | ▲New New position | |
| 10 | Pimco ETF TR MULTISECTOR BD | $3.6M | 135.7K | 2.8% | ▲New New position | |
| 11 | Capitol Ser TR STERLING CAP ENH | $3.3M | 132.4K | 2.6% | ▲New New position | |
| 12 | Dimensional ETF Trust US SMALL CAP ETF | $3.1M | 44.0K | 2.5% | ▲New New position | |
| 13 | Ishares TR RUS TP200 GR ETF | $2.8M | 11.2K | 2.2% | ▲New New position | |
| 14 | Bondbloxx ETF Trust BLOOMBERG ONE YR | $2.7M | 55.4K | 2.2% | ▲New New position | |
| 15 | Janus Detroit STR TR HENDRSN SHRT ETF | $2.6M | 53.1K | 2.1% | ▲New New position | |
| 16 | SPDR Series Trust STATE STREET SPD | $2.5M | 43.9K | 2.0% | ▲New New position | |
| 17 | American Centy ETF TR AVANTIS CORE FI | $2.1M | 51.6K | 1.7% | ▲New New position | |
| 18 | Ishares TR CORE S&P500 ETF | $1.8M | 2.7K | 1.4% | ▲New New position | |
| 19 | Ishares TR RUS TP200 VL ETF | $1.5M | 15.7K | 1.1% | ▲New New position | |
| 20 | Janus Detroit STR TR HENDRSON AAA CL | $1.3M | 26.8K | 1.1% | ▲New New position | |
| 21 | Nvidia Corporation COM | $1.2M | 6.6K | 0.9% | ▲New New position | |
| 22 | Apple Inc COM | $1.1M | 4.2K | 0.8% | ▲New New position | |
| 23 | Berkshire Hathaway Inc Del CL B NEW | $1.0M | 2.2K | 0.8% | ▲New New position | |
| 24 | Invesco QQQ TR UNIT SER 1 | $871K | 1.5K | 0.7% | ▲New New position | |
| 25 | Sprott Asset Management LP PHYSICAL GOLD TR | $778K | 21.9K | 0.6% | ▲New New position | |
| 26 | Berkshire Hathaway Inc Del CL A | $718K | 1 | 0.6% | ▲New New position | |
| 27 | Ishares TR RUS MDCP VAL ETF | $657K | 4.5K | 0.5% | ▲New New position | |
| 28 | Ishares TR EAFE VALUE ETF | $618K | 8.3K | 0.5% | ▲New New position | |
| 29 | State STR SPDR S&P 500 ETF T TR UNIT | $609K | 936 | 0.5% | ▲New New position | |
| 30 | Ishares TR EAFE GRWTH ETF | $562K | 5.0K | 0.4% | ▲New New position | |
| 31 | Microsoft Corp COM | $500K | 1.4K | 0.4% | ▲New New position | |
| 32 | Union Pac Corp COM | $490K | 2.0K | 0.4% | ▲New New position | |
| 33 | Dimensional ETF Trust US CORE EQT MKT | $468K | 10.4K | 0.4% | ▲New New position | |
| 34 | First TR Exchange-Traded FD VEST LADDERED | $446K | 21.9K | 0.4% | ▲New New position | |
| 35 | Ishares Inc CORE MSCI EMKT | $408K | 5.9K | 0.3% | ▲New New position | |
| 36 | Innovator Etfs Trust EQUITY DEFINED P | $373K | 14.3K | 0.3% | ▲New New position | |
| 37 | NEOS ETF Trust NEOS S&P 500 HI | $373K | 7.5K | 0.3% | ▲New New position | |
| 38 | Innovator Etfs Trust EQUITY DEFINED P | $369K | 12.7K | 0.3% | ▲New New position | |
| 39 | Innovator Etfs Trust EQUITY 1YR JANUA | $368K | 13.5K | 0.3% | ▲New New position | |
| 40 | Innovator Etfs Trust EQUITY DEFIN 1YR | $366K | 13.7K | 0.3% | ▲New New position | |
| 41 | Vanguard Scottsdale FDS VNG RUS2000IDX | $322K | 3.2K | 0.3% | ▲New New position | |
| 42 | Walmart Inc COM | $319K | 2.6K | 0.3% | ▲New New position | |
| 43 | Schwab Strategic TR US DIVIDEND EQ | $309K | 10.1K | 0.2% | ▲New New position | |
| 44 | Global X FDS GLOBAL X SILVER | $298K | 3.3K | 0.2% | ▲New New position | |
| 45 | Norfolk Southn Corp COM | $287K | 1.0K | 0.2% | ▲New New position | |
| 46 | Costco Wholesale Corporation COM | $283K | 284 | 0.2% | ▲New New position | |
| 47 | Pepsico Inc COM | $273K | 1.8K | 0.2% | ▲New New position | |
| 48 | Exxon Mobil Corp COM | $270K | 1.6K | 0.2% | ▲New New position | |
| 49 | Jabil Inc COM | $264K | 993 | 0.2% | ▲New New position | |
| 50 | Niocorp Devs Ltd COM NEW | $47K | 10.5K | <0.1% | ▲New New position |
This fund page is the Follow view. The Build view lets your agent pull holdings, quarter changes, overlap, and source filings through API or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/funds/2153446/holdings"
Use Arkolith to show Spectrum Advisors, Inc.'s latest holdings, largest changes, and filing provenance.
As-of date vs the date the SEC received each filing
| Quarter | As of | Filed | Lag | Positions | Value | Form |
|---|---|---|---|---|---|---|
| Q1 2026 | Mar 31, 2026 | Sep 11, 2026 | 164d | 50 | $126.6M | 13F-HR |
Holdings from SEC EDGAR 13F-HR filings, updated quarterly, filed up to 45 days after quarter-end. Public domain. Book totals and portfolio weights cover reported non-option positions, which can include notes and warrants. Disclosed put/call options are listed separately and excluded from those totals. Price-derived performance is withheld until the price-source policy and freshness gate are green.