Mariner, LLC 13F holdings
Mariner, LLC reported 2,518 positions with a total reported value of $95.2B as of 2026-06-30, in its 13F for Q2 2026, filed 2026-08-13. Top holdings by reported value: ISHARES TR (16.5%), VANGUARD INDEX FDS (5.8%), AAPL APPLE INC (5.5%), NVDA NVIDIA CORPORATION (5.5%), VANGUARD TAX-MANAGED FDS (2.8%). Against 2026-03-31 it opened 375 new positions and exited 328. Next 13F due by 2026-11-14, the legal deadline 45 days after the quarter ending 2026-09-30.
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Top holdings
25 largest of 2,518 positions · reported value as of 2026-06-30
| Holding | Shares | Reported value | % of portfolio |
|---|---|---|---|
| ISHARES TR | 138,870,932 | $15.7B | 16.5% |
| VANGUARD INDEX FDS | 34,280,913 | $5.5B | 5.8% |
| AAPL APPLE INC | 18,017,024 | $5.2B | 5.5% |
| NVDA NVIDIA CORPORATION | 25,953,279 | $5.2B | 5.5% |
| VANGUARD TAX-MANAGED FDS | 37,068,072 | $2.6B | 2.8% |
| GOOGL ALPHABET INC | 7,060,818 | $2.5B | 2.6% |
| SCHWAB STRATEGIC TR | 74,934,532 | $2.4B | 2.5% |
| MSFT MICROSOFT CORP | 5,468,639 | $2.0B | 2.1% |
| AMZN AMAZON COM INC | 6,573,838 | $1.6B | 1.6% |
| AVGO BROADCOM INC | 3,565,721 | $1.3B | 1.4% |
| DIMENSIONAL ETF TRUST | 27,598,182 | $1.3B | 1.4% |
| MU MICRON TECHNOLOGY INC | 945,793 | $1.1B | 1.1% |
| SPY STATE STR SPDR S&P 500 ETF T | 1,435,507 | $1.1B | 1.1% |
| JPM JPMORGAN CHASE & CO | 3,166,301 | $1.0B | 1.1% |
| VANGUARD INTL EQUITY INDEX F | 15,677,520 | $1.0B | 1.1% |
| BRK-B BERKSHIRE HATHAWAY INC DEL | 1,245,275 | $899.2M | 0.9% |
| ISHARES INC | 10,820,074 | $895.0M | 0.9% |
| LLY ELI LILLY & CO | 716,755 | $859.9M | 0.9% |
| META META PLATFORMS INC | 1,428,971 | $804.9M | 0.8% |
| SPDR SERIES TRUST | 12,599,904 | $804.1M | 0.8% |
| TSLA TESLA INC | 1,893,990 | $796.5M | 0.8% |
| GLW CORNING INC | 2,868,833 | $732.8M | 0.8% |
| QQQ INVESCO QQQ TR | 981,334 | $722.6M | 0.8% |
| GEV GE VERNOVA INC | 461,705 | $542.1M | 0.6% |
| APO APOLLO GLOBAL MGMT INC | 4,681,672 | $538.8M | 0.6% |
SEC FORM 13F · Q2 2026 · VALUES AS REPORTED, NOT PRICES
New positions this quarter
Held at 2026-06-30, not at 2026-03-31 · 375 in all · reported value as of 2026-06-30
| Holding | Shares | Reported value | % of portfolio |
|---|---|---|---|
| HONA HONEYWELL AEROSPACE INC | 217,569 | $48.1M | <0.1% |
| SPCX SPACE EXPLORATION TECHN CORP | 78,403 | $13.4M | <0.1% |
| POOL POOL CORP | 59,716 | $12.8M | <0.1% |
| FEDEX FGHT HLDG CO INC | 84,820 | $12.8M | <0.1% |
| CBRS CEREBRAS SYSTEMS INC | 52,232 | $11.5M | <0.1% |
| U UNITY SOFTWARE INC | 397,581 | $11.4M | <0.1% |
| RVMD REVOLUTION MEDICINES INC | 43,794 | $8.2M | <0.1% |
| CAG CONAGRA BRANDS INC | 591,205 | $8.0M | <0.1% |
| SEI EXCHANGE TRADED FUNDS | 284,732 | $7.2M | <0.1% |
| T ROWE PRICE EXCHANGE-TRADED | 152,361 | $6.9M | <0.1% |
| DUOL DUOLINGO INC | 58,815 | $6.8M | <0.1% |
| XYZ BLOCK INC | 65,455 | $5.0M | <0.1% |
| WH WYNDHAM HOTELS & RESORTS INC | 48,767 | $4.1M | <0.1% |
| PENN PENN ENTERTAINMENT INC | 166,277 | $3.6M | <0.1% |
| ASB ASSOCIATED BANC-CORP | 114,312 | $3.5M | <0.1% |
| MTSI MACOM TECH SOLUTIONS HLDGS I | 9,097 | $3.5M | <0.1% |
| WLK WESTLAKE CORPORATION | 47,319 | $3.5M | <0.1% |
| BBNX BETA BIONICS INC | 220,359 | $3.5M | <0.1% |
| STLD STEEL DYNAMICS INC | 14,725 | $3.4M | <0.1% |
| HORIZON FDS | 325,164 | $3.1M | <0.1% |
| AVTR AVANTOR INC | 299,976 | $3.0M | <0.1% |
| COLD AMERICOLD REALTY TRUST INC | 174,746 | $2.7M | <0.1% |
| COHU COHU INC | 36,912 | $2.7M | <0.1% |
| MRNA MODERNA INC | 38,127 | $2.7M | <0.1% |
| SBAC SBA COMMUNICATIONS CORP | 14,970 | $2.6M | <0.1% |
Sold out
Held at 2026-03-31, gone by 2026-06-30 · 328 in all · reported value as of 2026-03-31
| Holding | Shares 2026-03-31 | Reported value | % of portfolio then |
|---|---|---|---|
| THORNBURG ETF TR | 1,158,439 | $29.9M | <0.1% |
| TERNS PHARMACEUTICALS INC | 557,361 | $29.4M | <0.1% |
| CTSH COGNIZANT TECHNOLOGY SOLUTIO | 344,384 | $21.1M | <0.1% |
| T ROWE PRICE ETF INC | 360,151 | $14.0M | <0.1% |
| MASIMO CORP | 61,265 | $10.9M | <0.1% |
| NATIXIS ETF TRUST II | 257,985 | $10.2M | <0.1% |
| KRMN KARMAN HLDGS INC | 111,952 | $9.0M | <0.1% |
| WEX WEX INC | 54,635 | $8.4M | <0.1% |
| DD DUPONT DE NEMOURS INC | 166,698 | $7.6M | <0.1% |
| KDP KEURIG DR PEPPER INC | 283,279 | $7.5M | <0.1% |
| MFS ACTIVE EXCHANGE TRADED F | 249,397 | $7.4M | <0.1% |
| CAPITOL SER TR | 241,170 | $7.3M | <0.1% |
| COTERRA ENERGY INC | 179,529 | $6.3M | <0.1% |
| GWRE GUIDEWIRE SOFTWARE INC | 40,097 | $6.0M | <0.1% |
| MTZ MASTEC INC | 18,544 | $6.0M | <0.1% |
| GMED GLOBUS MED INC | 62,932 | $5.4M | <0.1% |
| AIR LEASE CORP | 75,503 | $4.9M | <0.1% |
| CACI INTL INC | 8,931 | $4.9M | <0.1% |
| TRU TRANSUNION | 68,795 | $4.8M | <0.1% |
| FRANKLIN TEMPLETON ETF TR | 220,793 | $4.7M | <0.1% |
| IFF INTERNATIONAL FLAVORS&FRAGRA | 55,447 | $4.0M | <0.1% |
| TYL TYLER TECHNOLOGIES INC | 11,436 | $3.9M | <0.1% |
| OLLI OLLIES BARGAIN OUTLET HLDGS | 41,536 | $3.8M | <0.1% |
| APG API GROUP CORP | 93,083 | $3.8M | <0.1% |
| FLS FLOWSERVE CORP | 50,255 | $3.7M | <0.1% |
Biggest increases and decreases
Positions held at both quarter ends, by change in shares · reported value as of 2026-06-30
Increases
| Holding | Shares 2026-03-31 | Shares 2026-06-30 | Change | Reported value |
|---|---|---|---|---|
| VANGUARD INDEX FDS | 18,476,889 | 34,280,913 | +85.5% | $5.5B |
| ISHARES TR | 133,894,212 | 138,870,932 | +3.7% | $15.7B |
| MU MICRON TECHNOLOGY INC | 522,169 | 945,793 | +81.1% | $1.1B |
| KLAC KLA CORP | 124,766 | 1,254,871 | +905.8% | $378.4M |
| VANGUARD WORLD FD | 1,341,919 | 2,614,564 | +94.8% | $306.5M |
| JAZZ JAZZ PHARMACEUTICALS PLC | 40,016 | 608,615 | +1,420.9% | $146.6M |
| TJX COS INC NEW | 1,671,419 | 2,429,911 | +45.4% | $368.1M |
| VANGUARD TAX-MANAGED FDS | 35,566,989 | 37,068,072 | +4.2% | $2.6B |
| APPLIED MATLS INC | 502,097 | 649,877 | +29.4% | $469.7M |
| CMI CUMMINS INC | 245,167 | 394,628 | +61.0% | $281.4M |
| AAPL APPLE INC | 17,695,216 | 18,017,024 | +1.8% | $5.2B |
| FAST FASTENAL CO | 4,204,660 | 5,897,822 | +40.3% | $283.2M |
Decreases
| Holding | Shares 2026-03-31 | Shares 2026-06-30 | Change | Reported value |
|---|---|---|---|---|
| SPDR SERIES TRUST | 18,246,354 | 12,599,904 | -30.9% | $804.1M |
| GLW CORNING INC | 3,562,752 | 2,868,833 | -19.5% | $732.8M |
| IVZ INVESCO ACTIVELY MANAGED EXC | 8,393,229 | 6,282,780 | -25.1% | $454.7M |
| HD HOME DEPOT INC | 1,127,180 | 699,267 | -38.0% | $246.6M |
| BLK BLACKROCK CORPOR HI YLD FD I | 952,726 | 525,575 | -44.8% | $155.4M |
| WT WISDOMTREE TR | 3,690,279 | 1,854,396 | -49.7% | $120.1M |
| MSFT MICROSOFT CORP | 5,786,681 | 5,468,639 | -5.5% | $2.0B |
| GEV GE VERNOVA INC | 552,162 | 461,705 | -16.4% | $542.1M |
| FIRST TR EXCHANGE-TRADED FD | 4,791,238 | 2,593,561 | -45.9% | $125.1M |
| QQQ INVESCO QQQ TR | 1,115,794 | 981,334 | -12.1% | $722.6M |
| AMERICAN CENTY ETF TR | 1,849,022 | 849,005 | -54.1% | $83.1M |
| FIDELITY COVINGTON TRUST | 3,172,916 | 1,676,413 | -47.2% | $105.3M |
CIK 1373442 · 13F FILINGS ON EDGAR · INFORMATIONAL ONLY
More 13F data
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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