SEC ownership of FirstService Corp

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001637810.

Comparable stake leader

ORBIS INVESTMENT MANAGEMENT LTD

Disclosed value leader

Orbis Allan Gray Ltd

Comparable rows

50/50

Latest evidence

30 Jun 2026

Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 3 signals
Comparable ownership rows
50 of 50
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder
ORBIS INVESTMENT MANAGEMENT LTD
Source: Latest parsed Schedule 13D/G stake
Latest parsed ownership date
30 Jun 2026
Freshness: Most recent filing date in this holder set
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0001637810
Issuer location
Toronto, Ontario, Canada

Ownership snapshot

Top shareholders of FirstService Corp (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
ORBIS INVESTMENT MANAGEME...
Disclosed value leader
Orbis Allan Gray Ltd
Comparable rows
50/50
Latest evidence
30 Jun 2026
13D/G 13F Lead comparable stake: 7.3% 13D/G row: ORBIS INVESTMENT MANAGEMENT LTD Showing 1-8 of 50 holder rows.

Quick read

ORBIS INVESTMENT MANAGEMENT LTD leads the comparable SEC ownership view at 7.3%.

50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens ORBIS INVESTMENT MANAGEMENT LTD's linked filing trail.
Comparable ownership Top 5
ORBIS INVESTMENT MANAGEMENT LTD 7.3%
Durable Capital Partners LP 5.7%
BlackRock, Inc. 3.8%
Orbis Allan Gray Ltd 8.8%
MANUFACTURERS LIFE INSURANCE COMP... 4.5%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-8 of 50 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
ORBIS INVESTMENT MANAGEMENT LTD
13D/G
7.3%
$479,454,002
3,351,419 shares
-$14,103,999 30 Jun 2026
Durable Capital Partners LP
13D/G
5.7%
$443,031,523
2,574,268 shares
$0 31 Dec 2024
BlackRock, Inc.
13D/G 13F
Company
3.8%
$296,252,252
1,721,396 shares
-$115,121,132 31 Mar 2025
Orbis Allan Gray Ltd
13F
Company
13F
8.8%
$574,733,910
4,044,289 shares
30 Jun 2026
MANUFACTURERS LIFE INSURANCE COMPANY, THE
13F
Company
13F
4.5%
$292,656,347
2,062,192 shares
30 Jun 2026
1832 Asset Management L.P.
13F
Company
13F
3.7%
$239,378,611
1,684,460 shares
30 Jun 2026
Jupiter Topco LLC
13F
Company
13F
3.7%
$238,809,015
1,680,486 shares
30 Jun 2026
Conestoga Capital Advisors, LLC
13F
Company
13F
2.7%
$172,947,488
1,216,997 shares
30 Jun 2026
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Forms 3/4/5 flow

Insider trading overview

Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 21 Aug 2025.

Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 0 Shares: 0
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 0 0 $0 $0 $0
3-6 0 0 $0 $0 $0
6-9 0 0 $0 $0 $0
9-12 0 0 $0 $0 $0

Recent insider transactions for FirstService Corp

Showing up to 300 recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % SEC-reported value SEC-reported price Shares Shares owned Date Ownership
No insider transactions were found in the last 12 months for this issuer.
* marks a reported price that did not pass the local price check.
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