Horizon Investment Services, LLC — 13F Holdings & Portfolio
CIK 1426940 · latest 13F-HR filed 2026-08-06
Horizon Investment Services, LLC manages $359.5M in 13F-reported U.S. long-equity assets across 143 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are LRCX (6.44%), NVDA (6.10%), MU (4.68%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 23 new positions, exited 17, added to 76, and trimmed 20.
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.
HAMMOND, IN 46324
$359.5M
Long-equity book
143
Distinct positions
2026-06-30
Filed 2026-08-06
+23 / −17 / ↑76 / ↓20
vs 2026-03-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- LAM RESEARCH CORP$11.5M +98.5%
- MICRON TECHNOLOGY INC$11.5M +213.0%
- DELL TECHNOLOGIES INC$6.6M +593.9%
- APPLIED MATLS INC$4.3M +108.2%
- KLA CORP$3.9M +101.2%
Top Trims
- HARTFORD INSURANCE GROUP INC-$4.3M -93.7%
- PROGRESSIVE CORP-$2.3M -77.4%
- VANGUARD SCOTTSDALE FDS-$1.2M -7.5%
- SPDR SERIES TRUST-$724.1K -8.9%
- NEXTPOWER INC-$680.0K -67.3%
New Positions
- STATE STR CORP$4.8M
- SANMINA CORP$2.7M
- TD SYNNEX CORPORATION$2.6M
- WABTEC$1.7M
- EZCORP INC$1.5M
Exited Positions
- FLOWSERVE CORP$2.6M
- SCHWAB CHARLES CORP$2.5M
- BOOKING HOLDINGS INC$2.4M
- PHIBRO ANIMAL HEALTH CORP$2.0M
- RESMED INC$1.9M
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 | LAM RESEARCH CORP | LRCX | 512807306 | $23.2M | 6.44% | 53,449 | SH |
| 2 | NVIDIA CORPORATION | NVDA | 67066G104 | $21.9M | 6.10% | 109,657 | SH |
| 3 | MICRON TECHNOLOGY INC | MU | 595112103 | $16.8M | 4.68% | 14,583 | SH |
| 4 | ALPHABET INC | GOOGL | 02079K305 | $15.9M | 4.43% | 44,570 | SH |
| 5 | VANGUARD SCOTTSDALE FDS | VCSH | 92206C409 | $14.6M | 4.07% | 184,930 | SH |
| 6 | BROADCOM INC | AVGO | 11135F101 | $11.1M | 3.09% | 29,394 | SH |
| 7 | COMFORT SYS USA INC | FIX | 199908104 | $9.8M | 2.72% | 4,936 | SH |
| 8 | APPLE INC | AAPL | 037833100 | $8.4M | 2.35% | 29,182 | SH |
| 9 | APPLIED MATLS INC | AMAT | 038222105 | $8.2M | 2.29% | 11,383 | SH |
| 10 | KLA CORP | KLAC | 482480100 | $7.8M | 2.17% | 25,896 | SH |
| 11 | DELL TECHNOLOGIES INC | DELL | 24703L202 | $7.7M | 2.15% | 17,952 | SH |
| 12 | MICROSOFT CORP | MSFT | 594918104 | $7.6M | 2.11% | 20,304 | SH |
| 13 | SPDR SERIES TRUST | SPHY | 78468R606 | $7.4M | 2.06% | 316,455 | SH |
| 14 | APPLOVIN CORP | APP | 03831W108 | $7.1M | 1.96% | 13,691 | SH |
| 15 | AMPHENOL CORP | APH | 032095101 | $6.8M | 1.89% | 38,444 | SH |
| 16 | STERLING INFRASTRUCTURE INC | STRL | 859241101 | $6.5M | 1.80% | 7,708 | SH |
| 17 | INVESCO EXCH TRADED FD TR II | IDMO | 46138E222 | $6.3M | 1.76% | 104,834 | SH |
| 18 | AMAZON COM INC | AMZN | 023135106 | $6.3M | 1.75% | 26,424 | SH |
| 19 | EMCOR GROUP INC | EME | 29084Q100 | $6.0M | 1.68% | 7,284 | SH |
| 20 | VISA INC | V | 92826C839 | $5.8M | 1.62% | 16,943 | SH |
| 21 | ELI LILLY & CO | LLY | 532457108 | $5.6M | 1.56% | 4,682 | SH |
| 22 | NORTHERN TR CORP | NTRS | 665859104 | $5.5M | 1.53% | 31,558 | SH |
| 23 | JABIL INC | JBL | 466313103 | $5.3M | 1.46% | 13,646 | SH |
| 24 | META PLATFORMS INC | META | 30303M102 | $5.2M | 1.46% | 9,306 | SH |
| 25 | STATE STR CORP | STT | 857477103 | $4.8M | 1.33% | 28,225 | SH |
| 26 | VANGUARD WORLD FD | MGK | 921910816 | $4.4M | 1.23% | 50,488 | SH |
| 27 | STATE STR SPDR S&P 500 ETF T | SPY | 78462F103 | $4.4M | 1.21% | 5,837 | SH |
| 28 | ISHARES TR | IWB | 464287622 | $4.3M | 1.19% | 10,437 | SH |
| 29 | ESQUIRE FINL HLDGS INC | ESQ | 29667J101 | $4.2M | 1.18% | 35,501 | SH |
| 30 | AMERICAN EXPRESS CO | AXP | 025816109 | $4.1M | 1.15% | 12,261 | SH |
| 31 | ALPHABET INC | GOOG | 02079K107 | $3.6M | 1.00% | 10,141 | SH |
| 32 | CHUBB LIMITED | CB | H1467J104 | $3.5M | 0.97% | 10,248 | SH |
| 33 | FIDELITY MERRIMACK STR TR | FBND | 316188309 | $3.4M | 0.95% | 74,871 | SH |
| 34 | TTM TECHNOLOGIES INC | TTMI | 87305R109 | $3.4M | 0.94% | 18,053 | SH |
| 35 | AMERICAN ELEC PWR CO INC | AEP | 025537101 | $3.2M | 0.88% | 23,101 | SH |
| 36 | TE CONNECTIVITY PLC | TEL | G87052109 | $2.9M | 0.82% | 14,619 | SH |
| 37 | TECHNIPFMC PLC | FTI | G87110105 | $2.8M | 0.79% | 42,728 | SH |
| 38 | ISHARES TR | IMCG | 464288307 | $2.7M | 0.76% | 27,878 | SH |
| 39 | SANMINA CORP | SANM | 801056102 | $2.7M | 0.76% | 10,792 | SH |
| 40 | INVESCO EXCH TRADED FD TR II | SPMO | 46138E339 | $2.7M | 0.75% | 16,673 | SH |
| 41 | TD SYNNEX CORPORATION | SNX | 87162W100 | $2.6M | 0.73% | 9,863 | SH |
| 42 | VANGUARD WORLD FD | MGV | 921910840 | $2.6M | 0.73% | 16,012 | SH |
| 43 | FIDELITY COVINGTON TRUST | FESM | 31609A206 | $2.5M | 0.70% | 52,065 | SH |
| 44 | GLOBUS MED INC | GMED | 379577208 | $2.5M | 0.70% | 31,778 | SH |
| 45 | ENOVA INTL INC | ENVA | 29357K103 | $2.4M | 0.68% | 10,110 | SH |
| 46 | HALOZYME THERAPEUTICS INC | HALO | 40637H109 | $2.3M | 0.63% | 28,793 | SH |
| 47 | POWELL INDS INC | POWL | 739128106 | $2.2M | 0.61% | 7,684 | SH |
| 48 | AMEREN CORP | AEE | 023608102 | $2.1M | 0.60% | 18,939 | SH |
| 49 | EXPEDIA GROUP INC | EXPE | 30212P303 | $2.1M | 0.58% | 8,187 | SH |
| 50 | WABTEC | WAB | 929740108 | $1.7M | 0.47% | 6,294 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-06 | $359.5M | 143 | 0001426940-26-000011 |
| 2026-03-31 | 2026-05-15 | $287.5M | 137 | 0001426940-26-000004 |
| 2025-12-31 | 2026-02-13 | $277.9M | 139 | 0001426940-26-000002 |
| 2025-09-30 | 2025-11-05 | $264.9M | 133 | 0001426940-25-000004 |