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Aristotle Capital Boston, LLC — 13F Holdings & Portfolio

CIK 1633911 · latest 13F-HR filed 2026-08-14

Backtest portfolio

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 and exited 5; 30 existing positions rose in reported value and 64 fell.

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.

Loading holdings…
AUM
$1.49B

Long-equity book

Holdings
119

Distinct positions

Period
2026-06-30

Filed 2026-08-14

Q/Q Activity
+2 / −5 / ↑30 / ↓64

vs 2026-03-31

Portfolio charts

Latest quarter's book, what changed, and how the portfolio has evolved across filings.

Portfolio map

Q2 26
MTSI2.6% · -50%HASI2.2% · -17%LFUS2.2% · -17%AER2.0% · -18%HQY2.0% · -16%MRCY2.0% · -8%ACIW1.9% · -16%UMBF1.7% · newITRI1.6% · -8%NOVT1.5% · -16%BHE1.5% · -16%MMSI1.5% · -16%PRSU1.5% · -15%HAE1.5% · -16%NBHC1.4% · -16%SMG1.4% · -17%SLGN1.4% · -16%HXL1.4% · -17%CHE1.4% · -16%HURN1.3% · -13%AUB1.3% · -16%CUBI1.3% · -15%AGI1.3% · -17%BDC1.3% · -17%AEIS1.3% · -66%JHX1.2% · -16%VOYA1.2% · -16%PWP1.2% · -7%STAG1.2% · -16%KNX1.2% · -18%CRL1.2% · -17%VVV1.2% · -17%TKO1.2% · -17%LQDT1.2% · -15%CWST1.2% · -6%GRDN1.2% · -15%WSBC1.1% · +52%AIN1.1% · -17%BKU1.1% · -18%BOX1.1% · -13%BWIN1.0% · -17%EEFT1.0% · -17%ATR1.0% · -10%IPAR0.9% · -17%KBH0.9% · -16%DY0.9% · -17%HGV0.9% · -12%COLB0.9% · -17%FIBK0.9% · -17%CNS0.9% · -9%KBR0.9% · -10%UTL0.9% · -5%ACHC0.9% · -17%ROG0.8% · -16%ASC0.8% · -6%WSC0.8% · -16%WWW0.8% · -16%GXO0.8% · -16%ADC0.8% · -17%RRC0.8% · -10%

Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.

Sector mix

% of 13F value

Sectors from each company's SIC code; funds and ETFs grouped separately.

Biggest buys and sells

Q1 26 → Q2 26

Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.

13F assets and positions

4 quarters

Total reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.

Top positions over time

reported value

The eight largest current positions, valued at each quarter end.

Concentration

top 10 = 19.7%

Cumulative share of the portfolio held in the largest N positions.

Firm Profile & Key People
Assets Under Management
$1.83B
Discretionary
$1.83B
Employees
9
Accounts
95
Address
ONE FEDERAL STREET
36TH FLOOR
BOSTON, MA 02110
Phone
(617) 274-3700
Website
Name Title / Status Ownership Type
ADAMS, DAVID, MICHAEL ControlOWNER, CHIEF EXECUTIVE OFFICER, PORTFOLIO MANAGER10–25%Individual
ARISTOTLE CAPITAL MANAGEMENT, LLC ControlOWNER50–75%Domestic Entity
BABKA, MARK, BERNARD ControlOWNER, SENIOR RESEARCH ANALYST5–10%Individual
CHANDWANI, SONA, SAPNA ControlOWNER, CHIEF ADMINISTRATIVE OFFICERLess than 5%Individual
GOSOM, MICHELLE, MONSALUD ControlOWNER, CHIEF COMPLIANCE OFFICERLess than 5%Individual
HOLLANDER, JACQUELINE ControlTRUSTEEGeneral partnerIndividual
HOLLANDER, RICHARD, SCOTT ControlTRUSTEEGeneral partnerIndividual
HOLLANDER, RICHARD, SCOTT ControlOWNER, CHAIRMAN OF THE BOARDLess than 5%Individual
KUHL, KATHRYN ControlDIRECTOR, HUMAN RESOURCESLess than 5%Individual
MCPHERSON, JOHN ControlOWNER, PRESIDENT, PORTFOLIO MANAGER10–25%Individual
METWESTVENTURES, LLC ControlOWNER/MANAGING MEMBERGeneral partnerDomestic Entity
QUAN, JOHN, ALBERT ControlOWNER, MANAGING DIRECTOR, CHIEF TECHNOLOGY OFFICERLess than 5%Individual
RICHARD HOLLANDER AND JACQUELINE HOLLANDER TTEE OF THE HOLLANDER FAMILY TRUST DATED 12/28/88, AS AMENDED AND RESTATED ON 5/7/21 ControlOWNER/MANAGING MEMBER75% or moreDomestic Entity
SCARLETT, NANCY, JEDDELOH ControlOWNER, MANAGING DIRECTOR, CHIEF OF STAFFLess than 5%Individual
SCHWEITZER, RICHARD, HARLAN ControlOWNER,SENIOR PARTNERLess than 5%Individual
SMITH, JEFFREY, SCOTT ControlOWNER, SENIOR RESEARCH ANALYST5–10%Individual
ST HILAIRE, KIM, MARIE ControlOWNER, MANAGING DIRECTOR, OPERATIONS & TRADINGLess than 5%Individual

Quarter-over-quarter changes

Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.

Top Adds (vs prior quarter)

Show all 30 →

Top Trims

Show all 64 →

New Positions

Show all 2 →

Exited Positions

Show all 5 →

Aristotle Capital Boston, LLC Holdings (2026-06-30)

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
Filing History
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
Filer Information
Address
ONE FEDERAL STREET, 36TH FLOOR
BOSTON, MA 02110
Phone
(617) 274-4300
Filing Manager
Aristotle Capital Boston, LLC
BOSTON, MA
Signatory
Michelle M. Gosom
Chief Compliance Officer