13F Insight
DOSSIER · 13F-HR · Q3 2026

Manitou Investment Management Ltd.

$532M in tracked AUM across 50 positions as of Q3 2026.

MI
CIK 0001657428 · last filed Sep 30, 2026
Total AUM
$532M
as of Q3 2026
Holdings
50
+2 QoQ
positions
Whale Score
73
73
strong
Activity
25
+4 new, −2 sold
changes this Q
AI Analysis · Q3 2026

Manitou Investment Management Ltd. filed its latest 13F-HR for Q3 2026. 25 position changes this quarter — 4 new, 2 exited, 5 added, 14 trimmed.

Quarter at a glance — Q3 2026

25 material changes this filing.

TRIM
MSFTMICROSOFT CORP
-8K sh
+$18M
14.2%
ADD
APHAMPHENOL CORPORATION
+134K sh
$-12M
6.1%
ADD
IDXXIDEXX LABORATORIES INC
+15K sh
+$8M
8.4%
TRIM
GOOGLALPHABET INC.
-11K sh
$-7M
14.4%
TRIM
BRK/BBERKSHIRE HATHAWAY INC
-8K sh
$-5M
15.1%
TRIM
METAMETA PLATFORMS INC.
-5K sh
+$4M
5.2%
TRIM
JPMJP MORGAN CHASE & CO
-11K sh
$-3M
2.0%

Top 10 holdings

By portfolio weight as of Q3 2026. Source: SEC EDGAR 13F-HR filings.

#HoldingValueSharesWeight
01
BRK/B
BERKSHIRE HATHAWAY INC
$80M161K15.1%02
GOOGL
ALPHABET INC.
$77M223K14.4%03
MSFT
MICROSOFT CORP
$76M147K14.2%04
AMZN
AMAZON.COM, INC.
$67M270K12.7%05
IDXX
IDEXX LABORATORIES INC
$44M85K8.4%06
SYK
STRYKER CORP.
$36M132K6.8%07
MA
MASTERCARD INCORPORATED
$36M65K6.8%08
APH
AMPHENOL CORPORATION
$32M385K6.1%09
META
META PLATFORMS INC.
$27M38K5.2%10
G25508105
CRH PLC
$17M204K3.2%

Filing history

2026Q3Sep 30
$532M▼ 1.2%
50 positionsView →2026Q2Jun 30
$538M▲ 6.4%
48 positionsView →2026Q1Mar 31
$506M▼ 11.4%
52 positionsView →2025Q4Dec 31
$571M▼ 0.4%
56 positionsView →2025Q3Sep 30
$573M▲ 9.0%
57 positionsLocked2025Q2Jun 30
$526M▲ 2.2%
61 positionsLocked2025Q1Mar 31
$514M▲ 1.6%
66 positionsLocked2024Q4Dec 31
$506M▼ 3.7%
55 positionsLocked2024Q3Sep 30
$526M▲ 17.6%
55 positionsLocked2024Q2Jun 30
$447M▼ 10.5%
55 positionsLocked2024Q1Mar 31
$499M▲ 8.4%
54 positionsLocked2023Q4Dec 31
$461M▲ 9.5%
55 positionsLocked
Showing 12 of 42