MARATHON CAPITAL MANAGEMENT — 13F Holdings & Portfolio
CIK 1213206 · latest 13F-HR filed 2026-07-22
MARATHON CAPITAL MANAGEMENT manages $493.9M in 13F-reported U.S. long-equity assets across 187 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are TROW (13.36%), GLW (4.81%), BIL (3.91%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 28 new positions, exited 12, added to 76, and trimmed 47.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
SUITE 106
HUNT VALLEY, MD 21030-1806
$493.9M
Long-equity book
187
Distinct positions
2026-06-30
Filed 2026-07-22
+28 / −12 / ↑76 / ↓47
vs 2026-03-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- CORNING INC$9.4M +66.0%
- PRICE T ROWE GROUP INC$8.4M +14.6%
- CECO ENVIRONMENTAL CORP$2.8M +47.8%
- TETRA TECHNOLOGIES INC DEL$2.6M +30.7%
- ALPHABET INC$2.5M +20.7%
Top Trims
- CHEVRON CORPORATION-$3.3M -32.1%
- QUALCOMM INC-$2.6M -33.1%
- ARES CAPITAL CORP-$2.4M -80.7%
- DIAMONDBACK ENERGY INC-$1.7M -18.1%
- ADMA BIOLOGICS INC-$1.2M -21.2%
New Positions
- WAYSTAR HLDG CORP$6.5M
- ISHARES TR$4.6M
- HONEYWELL INTL INC$592.7K
- HONEYWELL AEROSPACE INC$584.5K
- ACCENTURE PLC IRELAND$523.9K
Exited Positions
- ADOBE INC$3.2M
- HONEYWELL INTL INC$1.2M
- AMPLITUDE INC$1.2M
- RIO TINTO PLC$434.5K
- RAYONIER INC$413.0K
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | PRICE T ROWE GROUP INC | TROW | 74144T108 | $66.0M | 13.36% | 580,325 | SH |
| 2 | CORNING INC | GLW | 219350105 | $23.7M | 4.81% | 92,961 | SH |
| 3 | SPDR SERIES TRUST | BIL | 78468R663 | $19.3M | 3.91% | 210,769 | SH |
| 4 | ALPHABET INC | GOOG | 02079K107 | $14.6M | 2.96% | 41,357 | SH |
| 5 | AMAZON COM INC | AMZN | 023135106 | $13.5M | 2.73% | 56,653 | SH |
| 6 | APPLE INC | AAPL | 037833100 | $12.3M | 2.50% | 42,655 | SH |
| 7 | ASTRAZENECA PLC | AZN | G0593M107 | $12.3M | 2.49% | 64,777 | SH |
| 8 | TETRA TECHNOLOGIES INC DEL | TTI | 88162F105 | $10.9M | 2.21% | 962,171 | SH |
| 9 | VANGUARD WHITEHALL FDS | VYMI | 921946794 | $10.3M | 2.08% | 104,752 | SH |
| 10 | ZSCALER INC | ZS | 98980G102 | $9.3M | 1.89% | 66,172 | SH |
| 11 | MICROSOFT CORP | MSFT | 594918104 | $8.9M | 1.80% | 23,877 | SH |
| 12 | INTERNATIONAL BUSINESS MACHS | IBM | 459200101 | $8.8M | 1.77% | 31,148 | SH |
| 13 | METLIFE INC | MET | 59156R108 | $8.7M | 1.75% | 102,398 | SH |
| 14 | CECO ENVIRONMENTAL CORP | CECO | 125141101 | $8.7M | 1.75% | 95,430 | SH |
| 15 | ALMONTY INDS INC | ALM | 020398707 | $8.6M | 1.75% | 522,155 | SH |
| 16 | ALLISON TRANSMISSION HLDGS I | ALSN | 01973R101 | $8.1M | 1.65% | 72,287 | SH |
| 17 | DIAMONDBACK ENERGY INC | FANG | 25278X109 | $7.8M | 1.57% | 44,172 | SH |
| 18 | JPMORGAN CHASE & CO | JPM | 46625H100 | $6.9M | 1.40% | 21,166 | SH |
| 19 | CHEVRON CORPORATION | CVX | 166764100 | $6.9M | 1.40% | 41,759 | SH |
| 20 | REALTY INCOME CORP | O | 756109104 | $6.9M | 1.40% | 111,531 | SH |
| 21 | BUILDERS FIRSTSOURCE INC | BLDR | 12008R107 | $6.6M | 1.35% | 74,278 | SH |
| 22 | ARCOSA INC | ACA | 039653100 | $6.6M | 1.33% | 45,166 | SH |
| 23 | FIDELITY NATL INFORMATION SV | FIS | 31620M106 | $6.5M | 1.31% | 166,622 | SH |
| 24 | WAYSTAR HLDG CORP | WAY | 946784105 | $6.5M | 1.31% | 315,265 | SH |
| 25 | JOHNSON & JOHNSON | JNJ | 478160104 | $6.4M | 1.29% | 25,121 | SH |
| 26 | ZOETIS INC | ZTS | 98978V103 | $6.0M | 1.22% | 83,571 | SH |
| 27 | ANI PHARMACEUTICALS INC | ANIP | 00182C103 | $6.0M | 1.21% | 71,990 | SH |
| 28 | NPK INTERNATIONAL INC | NPKI | 651718504 | $5.5M | 1.11% | 343,930 | SH |
| 29 | QUALCOMM INC | QCOM | 747525103 | $5.2M | 1.05% | 28,075 | SH |
| 30 | DANAHER CORP DEL | DHR | 235851102 | $5.0M | 1.02% | 26,510 | SH |
| 31 | SPROTT ASSET MANAGEMENT LP | CEF | 85208R101 | $4.8M | 0.98% | 120,075 | SH |
| 32 | BARRICK MNG CORP | B | 06849F108 | $4.8M | 0.97% | 130,434 | SH |
| 33 | BERKSHIRE HATHAWAY INC DEL | BRK.B | 084670702 | $4.7M | 0.96% | 9,473 | SH |
| 34 | ZETA GLOBAL HOLDINGS CORP | ZETA | 98956A105 | $4.7M | 0.96% | 239,765 | SH |
| 35 | ISHARES TR | SGOV | 46436E718 | $4.6M | 0.93% | 45,615 | SH |
| 36 | HEALTHPEAK PROPERTIES INC | DOC | 42250P103 | $4.5M | 0.90% | 208,688 | SH |
| 37 | ADMA BIOLOGICS INC | ADMA | 000899104 | $4.5M | 0.90% | 532,353 | SH |
| 38 | WILLIS TOWERS WATSON PLC LTD | WTW | G96629103 | $4.3M | 0.87% | 16,415 | SH |
| 39 | CHUBB LIMITED | CB | H1467J104 | $4.1M | 0.83% | 12,035 | SH |
| 40 | SPDR GOLD TR | GLD | 78463V107 | $4.0M | 0.82% | 10,954 | SH |
| 41 | NOVO-NORDISK A S | NVO | 670100205 | $3.7M | 0.76% | 78,134 | SH |
| 42 | COPA HOLDINGS SA | CPA | P31076105 | $3.7M | 0.74% | 23,483 | SH |
| 43 | SYMBOTIC INC | SYM | 87151X101 | $3.1M | 0.64% | 69,780 | SH |
| 44 | CALIX INC | CALX | 13100M509 | $3.1M | 0.63% | 83,555 | SH |
| 45 | MICRON TECHNOLOGY INC | MU | 595112103 | $3.1M | 0.63% | 2,695 | SH |
| 46 | MERCK & CO INC | MRK | 58933Y105 | $3.0M | 0.61% | 23,351 | SH |
| 47 | ELI LILLY & CO | LLY | 532457108 | $3.0M | 0.61% | 2,492 | SH |
| 48 | ALPHABET INC | GOOGL | 02079K305 | $3.0M | 0.60% | 8,337 | SH |
| 49 | ENPHASE ENERGY INC | ENPH | 29355A107 | $2.8M | 0.57% | 57,128 | SH |
| 50 | MAXLINEAR INC | MXL | 57776J100 | $2.6M | 0.52% | 20,000 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-07-22 | $493.9M | 187 | 0001172661-26-002744 |
| 2026-03-31 | 2026-05-14 | $445.2M | 171 | 0001172661-26-001839 |
| 2025-12-31 | 2026-01-29 | $464.7M | 171 | 0001172661-26-000374 |
| 2025-09-30 | 2025-11-14 | $437.0M | 163 | 0001172661-25-004808 |