Aristotle Capital Boston, LLC — 13F Holdings & Portfolio
CIK 1633911 · latest 13F-HR filed 2026-08-14
Aristotle Capital Boston, LLC manages $1.49B in 13F-reported U.S. long-equity assets across 119 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are MTSI (2.62%), HASI (2.22%), LFUS (2.20%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 2 new positions, exited 5, added to 30, 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.
BOSTON, MA 02110
$1.49B
Long-equity book
119
Distinct positions
2026-06-30
Filed 2026-08-14
+2 / −5 / ↑30 / ↓64
vs 2026-03-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- MERCURY SYS INC$10.4M +53.5%
- IPG PHOTONICS CORP$8.3M +463.7%
- BENCHMARK ELECTRS INC$7.2M +48.6%
- WESBANCO INC$7.1M +72.4%
- PURSUIT ATTRACTIONS AND HOSP$5.1M +30.2%
Top Trims
- ADVANCED ENERGY INDS-$29.9M -61.2%
- KNOWLES CORP-$17.8M -69.2%
- ALAMOS GOLD INC-$14.8M -43.7%
- HURON CONSULTING GROUP INC-$12.3M -38.5%
- EVERFORTH INC-$7.7M -57.1%
Exited Positions
- BYLINE BANCORP INC$21.3M
- VERRA MOBILITY CORP$9.3M
- AMERICOLD REALTY TRUST INC$7.3M
- CIENA CORP$459.4K
- ISHARES TR$704
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 | MACOM TECH SOLUTIONS HLDGS I | MTSI | 55405Y100 | $39.1M | 2.62% | 102,830 | SH |
| 2 | HA SUSTAINABLE INFRA CAP INC | HASI | 41068X100 | $33.1M | 2.22% | 847,819 | SH |
| 3 | LITTELFUSE INC | LFUS | 537008104 | $32.7M | 2.20% | 71,912 | SH |
| 4 | AERCAP HOLDINGS NV | AER | N00985106 | $30.1M | 2.02% | 206,417 | SH |
| 5 | HEALTHEQUITY INC | HQY | 42226A107 | $30.1M | 2.02% | 332,884 | SH |
| 6 | MERCURY SYS INC | MRCY | 589378108 | $29.9M | 2.00% | 244,228 | SH |
| 7 | ACI WORLDWIDE INC | ACIW | 004498101 | $27.8M | 1.86% | 551,926 | SH |
| 8 | UMB FINL CORP | UMBF | 902788108 | $25.9M | 1.74% | 181,329 | SH |
| 9 | ITRON INC | ITRI | 465741106 | $23.2M | 1.56% | 268,429 | SH |
| 10 | NOVANTA INC | NOVT | 67000B104 | $22.6M | 1.51% | 139,009 | SH |
| 11 | BENCHMARK ELECTRS INC | BHE | 08160H101 | $22.1M | 1.48% | 224,142 | SH |
| 12 | MERIT MED SYS INC | MMSI | 589889104 | $21.9M | 1.47% | 316,536 | SH |
| 13 | PURSUIT ATTRACTIONS AND HOSP | PRSU | 92552R406 | $21.8M | 1.46% | 389,455 | SH |
| 14 | HAEMONETICS CORP MASS | HAE | 405024100 | $21.7M | 1.46% | 289,624 | SH |
| 15 | NATIONAL BK HLDGS CORP | NBHC | 633707104 | $21.6M | 1.45% | 485,740 | SH |
| 16 | SCOTTS MIRACLE-GRO CO | SMG | 810186106 | $21.3M | 1.43% | 312,242 | SH |
| 17 | SILGAN HLDGS INC | SLGN | 827048109 | $21.0M | 1.41% | 451,934 | SH |
| 18 | HEXCEL CORP NEW | HXL | 428291108 | $20.9M | 1.41% | 209,350 | SH |
| 19 | CHEMED CORP NEW | CHE | 16359R103 | $20.5M | 1.38% | 44,114 | SH |
| 20 | HURON CONSULTING GROUP INC | HURN | 447462102 | $19.6M | 1.32% | 217,531 | SH |
| 21 | ATLANTIC UN BANKSHARES CORP | AUB | 04911A107 | $19.2M | 1.29% | 454,584 | SH |
| 22 | CUSTOMERS BANCORP INC | CUBI | 23204G100 | $19.2M | 1.29% | 242,607 | SH |
| 23 | ALAMOS GOLD INC | AGI | 011532108 | $19.1M | 1.28% | 628,545 | SH |
| 24 | BELDEN INC | BDC | 077454106 | $19.0M | 1.28% | 158,757 | SH |
| 25 | ADVANCED ENERGY INDS | AEIS | 007973100 | $19.0M | 1.27% | 50,851 | SH |
| 26 | JAMES HARDIE INDS PLC | JHX | G4253H101 | $18.6M | 1.25% | 709,085 | SH |
| 27 | VOYA FINANCIAL INC | VOYA | 929089100 | $18.5M | 1.24% | 204,227 | SH |
| 28 | PERELLA WEINBERG PARTNERS | PWP | 71367G102 | $18.4M | 1.23% | 1,152,220 | SH |
| 29 | STAG INDUSTRIAL INC | STAG | 85254J102 | $18.4M | 1.23% | 482,616 | SH |
| 30 | KNIGHT-SWIFT TRANSN HLDGS IN | KNX | 499049104 | $18.3M | 1.23% | 235,588 | SH |
| 31 | CHARLES RIV LABS INTL INC | CRL | 159864107 | $18.3M | 1.23% | 80,574 | SH |
| 32 | VALVOLINE INC | VVV | 92047W101 | $18.1M | 1.21% | 457,955 | SH |
| 33 | TKO GROUP HOLDINGS INC | TKO | 87256C101 | $18.0M | 1.21% | 89,647 | SH |
| 34 | LIQUIDITY SVCS INC | LQDT | 53635B107 | $18.0M | 1.21% | 459,994 | SH |
| 35 | CASELLA WASTE SYS INC | CWST | 147448104 | $17.8M | 1.19% | 183,143 | SH |
| 36 | GUARDIAN PHARMACY SVCS INC | GRDN | 40145W101 | $17.7M | 1.19% | 422,427 | SH |
| 37 | WESBANCO INC | WSBC | 950810101 | $17.0M | 1.14% | 435,329 | SH |
| 38 | ALBANY INTL CORP | AIN | 012348108 | $16.4M | 1.10% | 220,403 | SH |
| 39 | BANKUNITED INC | BKU | 06652K103 | $16.2M | 1.09% | 334,868 | SH |
| 40 | BOX INC | BOX | 10316T104 | $16.1M | 1.08% | 606,056 | SH |
| 41 | THE BALDWIN INSURANCE GRP IN | BWIN | 05589G102 | $15.1M | 1.01% | 568,427 | SH |
| 42 | EURONET WORLDWIDE INC | EEFT | 298736109 | $15.0M | 1.01% | 204,955 | SH |
| 43 | APTARGROUP INC | ATR | 038336103 | $14.6M | 0.98% | 116,953 | SH |
| 44 | INTERPARFUMS INC | IPAR | 458334109 | $14.0M | 0.94% | 125,110 | SH |
| 45 | KB HOME | KBH | 48666K109 | $13.9M | 0.93% | 221,351 | SH |
| 46 | DYCOM INDS INC | DY | 267475101 | $13.8M | 0.93% | 27,361 | SH |
| 47 | HILTON GRAND VACATIONS INC | HGV | 43283X105 | $13.6M | 0.91% | 258,847 | SH |
| 48 | COLUMBIA BKG SYS INC | COLB | 197236102 | $13.5M | 0.90% | 420,721 | SH |
| 49 | FIRST INTST BANCSYSTEM INC | FIBK | 32055Y201 | $13.4M | 0.90% | 348,476 | SH |
| 50 | COHEN & STEERS INC | CNS | 19247A100 | $13.2M | 0.88% | 173,262 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-14 | $1.49B | 119 | 0001398344-26-014480 |
| 2026-03-31 | 2026-05-15 | $1.61B | 122 | 0001398344-26-009206 |
| 2025-12-31 | 2026-02-17 | $1.82B | 125 | 0001398344-26-003238 |
| 2025-09-30 | 2025-11-14 | $1.94B | 127 | 0001398344-25-020922 |