MARATHON CAPITAL MANAGEMENT — 13F Holdings & Portfolio
CIK 1213206 · latest 13F-HR filed 2026-05-14
MARATHON CAPITAL MANAGEMENT manages $445.2M in 13F-reported U.S. long-equity assets across 171 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are TROW (12.93%), BIL (4.02%), GLW (3.21%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 13 new positions, exited 13, added to 56, and trimmed 64.
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.
$445.2M
Long-equity book
171
Distinct positions
2026-03-31
Filed 2026-05-14
+13 / −13 / ↑56 / ↓64
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- AMAZON COM INC$4.6M +66.2%
- SPDR SERIES TRUST$3.2M +21.4%
- ALMONTY INDS INC$2.4M +46.5%
- FIDELITY NATL INFORMATION SV$1.4M +23.8%
- CHEVRON CORPORATION$1.2M +13.9%
Top Trims
- PRICE T ROWE GROUP INC-$9.3M -13.9%
- COPA HOLDINGS SA-$3.1M -49.2%
- ADMA BIOLOGICS INC-$2.8M -33.4%
- TETRA TECHNOLOGIES INC DEL-$2.8M -25.3%
- MICROSOFT CORP-$2.7M -24.2%
New Positions
- ASTRAZENECA PLC$12.9M
- ZSCALER INC$9.3M
- ISHARES INC$492.2K
- RAYONIER INC$413.0K
- BXP INC$373.7K
Exited Positions
- ASTRAZENECA PLC$14.5M
- GLADSTONE LD CORP$875.0K
- SANMINA CORPORATION$750.4K
- DENTSPLY SIRONA INC$526.2K
- POTLATCHDELTIC CORPORATION$477.8K
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 | $57.6M | 12.93% | 638,525 | SH |
| 2 | SPDR SERIES TRUST | BIL | 78468R663 | $17.9M | 4.02% | 195,446 | SH |
| 3 | CORNING INC | GLW | 219350105 | $14.3M | 3.21% | 105,187 | SH |
| 4 | ASTRAZENECA PLC | AZN | G0593M107 | $12.9M | 2.89% | 65,175 | SH |
| 5 | APPLE INC | AAPL | 037833100 | $12.4M | 2.79% | 48,992 | SH |
| 6 | ALPHABET INC | GOOG | 02079K107 | $12.1M | 2.72% | 42,205 | SH |
| 7 | AMAZON COM INC | AMZN | 023135106 | $11.6M | 2.61% | 55,724 | SH |
| 8 | CHEVRON CORPORATION | CVX | 166764100 | $10.2M | 2.29% | 49,304 | SH |
| 9 | VANGUARD WHITEHALL FDS | VYMI | 921946794 | $9.8M | 2.21% | 104,295 | SH |
| 10 | DIAMONDBACK ENERGY INC | FANG | 25278X109 | $9.5M | 2.13% | 47,951 | SH |
| 11 | ZSCALER INC | ZS | 98980G102 | $9.3M | 2.09% | 66,345 | SH |
| 12 | ALLISON TRANSMISSION HLDGS I | ALSN | 01973R101 | $8.5M | 1.90% | 72,235 | SH |
| 13 | MICROSOFT CORP | MSFT | 594918104 | $8.4M | 1.89% | 22,710 | SH |
| 14 | TETRA TECHNOLOGIES INC DEL | TTI | 88162F105 | $8.3M | 1.87% | 979,011 | SH |
| 15 | QUALCOMM INC | QCOM | 747525103 | $7.8M | 1.74% | 60,180 | SH |
| 16 | ALMONTY INDS INC | ALM | 020398707 | $7.7M | 1.72% | 529,155 | SH |
| 17 | INTERNATIONAL BUSINESS MACHS | IBM | 459200101 | $7.5M | 1.68% | 30,948 | SH |
| 18 | FIDELITY NATL INFORMATION SV | FIS | 31620M106 | $7.3M | 1.64% | 155,882 | SH |
| 19 | METLIFE INC | MET | 59156R108 | $7.3M | 1.63% | 102,911 | SH |
| 20 | REALTY INCOME CORP | O | 756109104 | $6.9M | 1.54% | 112,349 | SH |
| 21 | JPMORGAN CHASE & CO | JPM | 46625H100 | $6.2M | 1.39% | 21,112 | SH |
| 22 | JOHNSON & JOHNSON | JNJ | 478160104 | $6.2M | 1.39% | 25,288 | SH |
| 23 | CECO ENVIRONMENTAL CORP | CECO | 125141101 | $5.9M | 1.32% | 98,330 | SH |
| 24 | SPROTT ASSET MANAGEMENT LP | CEF | 85208R101 | $5.7M | 1.29% | 120,375 | SH |
| 25 | ADMA BIOLOGICS INC | ADMA | 000899104 | $5.7M | 1.27% | 627,388 | SH |
| 26 | ANI PHARMACEUTICALS INC | ANIP | 00182C103 | $5.6M | 1.25% | 72,590 | SH |
| 27 | BERKSHIRE HATHAWAY INC DEL | BRK.B | 084670702 | $5.4M | 1.21% | 11,281 | SH |
| 28 | BARRICK MNG CORP | B | 06849F108 | $5.1M | 1.15% | 126,074 | SH |
| 29 | NPK INTERNATIONAL INC | NPKI | 651718504 | $5.0M | 1.13% | 346,110 | SH |
| 30 | BUILDERS FIRSTSOURCE INC | BLDR | 12008R107 | $4.9M | 1.09% | 58,996 | SH |
| 31 | WILLIS TOWERS WATSON PLC LTD | WTW | G96629103 | $4.8M | 1.08% | 16,542 | SH |
| 32 | ARCOSA INC | ACA | 039653100 | $4.8M | 1.08% | 45,290 | SH |
| 33 | SPDR GOLD TR | GLD | 78463V107 | $4.6M | 1.03% | 10,663 | SH |
| 34 | DANAHER CORP DEL | DHR | 235851102 | $4.4M | 0.99% | 23,299 | SH |
| 35 | ZOETIS INC | ZTS | 98978V103 | $4.2M | 0.95% | 35,836 | SH |
| 36 | CHUBB LTD SWITZ | CB | H1467J104 | $4.0M | 0.91% | 12,385 | SH |
| 37 | HEALTHPEAK PROPERTIES INC | DOC | 42250P103 | $4.0M | 0.91% | 245,655 | SH |
| 38 | CALIX INC | CALX | 13100M509 | $4.0M | 0.90% | 81,755 | SH |
| 39 | ZETA GLOBAL HOLDINGS CORP | ZETA | 98956A105 | $3.7M | 0.83% | 231,825 | SH |
| 40 | ADOBE INC | ADBE | 00724F101 | $3.2M | 0.71% | 13,090 | SH |
| 41 | COPA HOLDINGS SA | CPA | P31076105 | $3.2M | 0.71% | 27,788 | SH |
| 42 | SLB LIMITED | SLB | 806857108 | $3.1M | 0.69% | 60,130 | SH |
| 43 | NOVO-NORDISK A S | NVO | 670100205 | $3.0M | 0.67% | 81,564 | SH |
| 44 | ARES CAPITAL CORP | ARCC | 04010L103 | $3.0M | 0.67% | 165,203 | SH |
| 45 | MERCK & CO INC | MRK | 58933Y105 | $2.8M | 0.64% | 23,685 | SH |
| 46 | ALPHATEC HLDGS INC | ATEC | 02081G201 | $2.8M | 0.64% | 261,595 | SH |
| 47 | TARGA RES CORP | TRGP | 87612G101 | $2.5M | 0.56% | 9,925 | SH |
| 48 | PROCTER & GAMBLE CO | PG | 742718109 | $2.3M | 0.53% | 16,227 | SH |
| 49 | ELI LILLY & CO | LLY | 532457108 | $2.3M | 0.53% | 2,545 | SH |
| 50 | ENPHASE ENERGY INC | ENPH | 29355A107 | $2.2M | 0.49% | 57,368 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 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 |