MONTRUSCO BOLTON INVESTMENTS INC. — 13F Holdings & Portfolio

CIK 1475940 · latest 13F-HR filed 2026-04-28

MONTRUSCO BOLTON INVESTMENTS INC. manages $6.61B in 13F-reported U.S. long-equity assets across 72 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are NVDA (9.37%), MSFT (6.80%), GOOGL (5.97%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 7 new positions, exited 8, added to 17, and trimmed 41.

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

$6.61B

Long-equity book

Holdings

72

Distinct positions

Period

2026-03-31

Filed 2026-04-28

Q/Q Activity

+7 / −8 / ↑17 / ↓41

vs 2025-12-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • BROADCOM INC$89.0M +90.0%
  • IDEXX LABS INC$69.6M +59.5%
  • API GROUP CORP$68.2M +59.2%
  • VALERO ENERGY CORP$52.1M +29.1%
  • JPMORGAN CHASE & CO$42.7M +13.6%
Show all 17

Top Trims

  • MICROSOFT CORP-$309.8M -40.8%
  • BLACKROCK INC-$222.8M -85.6%
  • ALPHABET INC-$138.9M -26.0%
  • WASTE CONNECTIONS INC-$111.4M -28.0%
  • AMAZON COM INC-$108.6M -22.7%
Show all 41

New Positions

  • AMPHENOL CORP$118.2M
  • SUNBELT RENTALS HOLDINGS INC$57.2M
  • BOYD GROUP SERVICES INC$35.7M
  • OR ROYALTIES INC.$9.7M
  • MDA SPACE LTD$8.4M
Show all 7

Exited Positions

  • ROLLINS INC$108.5M
  • ADOBE INC$107.2M
  • FORTINET INC$97.6M
  • ERO COPPER CORP$14.4M
  • GRANITE REAL ESTATE INVT TR$12.5M
Show all 8
All Holdings

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 NVIDIA CORPORATION NVDA 67066G104 $619.0M 9.37% 3,659,367 SH
2 MICROSOFT CORP MSFT 594918104 $449.6M 6.80% 1,249,443 SH
3 ALPHABET INC GOOGL 02079K305 $394.3M 5.97% 1,404,505 SH
4 AMAZON COM INC AMZN 023135106 $369.6M 5.59% 1,824,462 SH
5 JPMORGAN CHASE & CO JPM 46625H100 $356.0M 5.39% 1,246,180 SH
6 WASTE CONNECTIONS INC WCN 94106B101 $286.5M 4.34% 1,822,200 SH
7 DANAHER CORP DEL DHR 235851102 $246.2M 3.73% 1,341,168 SH
8 MASTERCARD INCORPORATED MA 57636Q104 $236.6M 3.58% 489,843 SH
9 META PLATFORMS INC META 30303M102 $235.6M 3.56% 422,400 SH
10 VALERO ENERGY CORP VLO 91913Y100 $231.3M 3.50% 936,233 SH
11 MONSTER BEVERAGE CORP NEW MNST 61174X109 $209.9M 3.18% 2,960,169 SH
12 ZOETIS INC ZTS 98978V103 $191.4M 2.90% 1,666,335 SH
13 BROADCOM INC AVGO 11135F101 $187.9M 2.84% 625,635 SH
14 IDEXX LABS INC IDXX 45168D104 $186.7M 2.83% 342,120 SH
15 API GROUP CORP APG 00187Y100 $183.5M 2.78% 4,652,145 SH
16 TAIWAN SEMICONDUCTOR MANUFAC TSM 874039100 $162.3M 2.46% 510,242 SH
17 APPLE INC AAPL 037833100 $157.1M 2.38% 619,130 SH
18 UBER TECHNOLOGIES INC UBER 90353T100 $156.2M 2.36% 2,242,389 SH
19 CHIPOTLE MEXICAN GRILL INC CMG 169656105 $148.2M 2.24% 4,758,522 SH
20 LAM RESEARCH CORP LRCX 512807306 $142.2M 2.15% 685,358 SH
21 PUBLIC STORAGE OPER CO PSA 74460D109 $135.8M 2.06% 518,306 SH
22 RYAN SPECIALTY HOLDINGS INC RYAN 78351F107 $132.1M 2.00% 4,022,506 SH
23 AMPHENOL CORP APH 032095101 $118.2M 1.79% 935,551 SH
24 SHERWIN WILLIAMS CO SHW 824348106 $113.0M 1.71% 360,931 SH
25 SYNOPSYS INC SNPS 871607107 $108.8M 1.65% 281,301 SH
26 WALMART INC WMT 931142103 $74.1M 1.12% 596,410 SH
27 TRACTOR SUPPLY CO TSCO 892356106 $58.5M 0.88% 1,290,454 SH
28 SUNBELT RENTALS HOLDINGS INC SUNB 866966104 $57.2M 0.86% 1,002,578 SH
29 ROYAL BK CDA RY 780087102 $44.8M 0.68% 278,201 SH
30 CGI INC GIB 12532H104 $38.1M 0.58% 523,255 SH
31 BLACKROCK INC BLK 09290D101 $37.4M 0.57% 38,933 SH
32 FIRSTSERVICE CORP NEW FSV 33767E202 $36.5M 0.55% 263,488 SH
33 BOYD GROUP SERVICES INC BGSI 103310108 $35.7M 0.54% 280,207 SH
34 TORONTO DOMINION BK ONT TD 891160509 $34.2M 0.52% 367,619 SH
35 AGNICO EAGLE MINES LTD AEM 008474108 $32.9M 0.50% 162,760 SH
36 SUNCOR ENERGY INC NEW SU 867224107 $31.5M 0.48% 478,392 SH
37 BANK MONTREAL MEDIUM BMO 063671101 $27.7M 0.42% 204,967 SH
38 TRANSFORCE INC TFII 87241L109 $25.8M 0.39% 238,165 SH
39 WHEATON PRECIOUS METALS CORP WPM 962879102 $25.6M 0.39% 195,962 SH
40 CANADIAN NATL RY CO CNI 136375102 $20.1M 0.30% 195,490 SH
41 TASEKO MINES LTD TGB 876511106 $19.6M 0.30% 3,031,296 SH
42 DESCARTES SYS GROUP INC DSGX 249906108 $17.6M 0.27% 246,235 SH
43 BRP INC DOO 05577W200 $15.9M 0.24% 221,693 SH
44 COLLIERS INTL GROUP INC CIGI 194693107 $15.5M 0.23% 145,285 SH
45 BROOKFIELD ASSET MANAGMT LTD BAM 113004105 $15.3M 0.23% 345,381 SH
46 RB GLOBAL INC RBA 74935Q107 $14.9M 0.23% 155,700 SH
47 CAE INC CAE 124765108 $14.7M 0.22% 565,500 SH
48 GILDAN ACTIVEWEAR INC GIL 375916103 $13.6M 0.21% 244,300 SH
49 BROOKFIELD WEALTH SOL LTD BNT G17434104 $12.7M 0.19% 307,408 SH
50 SUN LIFE FINANCIAL INC. SLF 866796105 $12.5M 0.19% 200,841 SH
Filing History
Period Filed AUM Holdings Accession
2026-03-31 2026-04-28 $6.61B 72 0001475940-26-000003
2025-12-31 2026-01-29 $8.03B 73 0001475940-26-000001