Security key
82982L103
SiteOne Landscape Supply, Inc. - Common Stock (SITE)
CUSIP: 82982L103
Q3 2026 13F Holders as of 30 Sep 2026
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 488
- Total 13F value
- $44,348
- Share change
- +280
- SEC-reported price per share
- $90.31
- Number of holders
- 5
- Value change
- +$25,286
- Number of buys
- 4
- Shares outstanding
- 44,525,065
Holder snapshot
5 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q3 2026
Institutions
5
Top holders
5
SITE full security history
Ownership snapshot
Full 13F holder table
SiteOne Landscape Supply, Inc. SEC filings
SiteOne Landscape Supply, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 82982L103
Recent filing periods:
Ownership snapshot
Top reported holders of SITE - SiteOne Landscape Supply, Inc. - Common Stock (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
PRICE T ROWE ASSOCIATES I...
Disclosed value leader
PRICE T ROWE ASSOCIATES I...
Comparable rows
15/15
Latest evidence
26 Aug 2026
13D/G
13F
3/4/5
Lead comparable stake: 10%
13D/G row: PRICE T ROWE ASSOCIATES INC /MD/
Showing 1-6 of 15 holder rows.
Quick read
PRICE T ROWE ASSOCIATES INC /MD/ leads the comparable SEC ownership view at 10%.
15 of 15 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 PRICE T ROWE ASSOCIATES INC /MD/'s linked filing trail.
Comparable ownership
Top 5
PRICE T ROWE ASSOCIATES INC /MD/
10%
VANGUARD CAPITAL MANAGEMENT LLC
5.3%
BlackRock, Inc.
4.6%
KAYNE ANDERSON RUDNICK INVESTMENT...
4.6%
AQR CAPITAL MANAGEMENT LLC
2.8%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| PRICE T ROWE ASSOCIATES INC /MD/ |
13D/G
13F
T. Rowe Price Associates, Inc. · Company
|
10%
|
$598,973,194
4,650,413 shares
|
$0 | 30 Sep 2025 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13D/G
13F
Vanguard Capital Management · Company
|
5.3%
|
$335,225,604
2,345,219 shares
|
$0 | 31 Mar 2026 |
| BlackRock, Inc. |
13D/G
13F
Company
|
4.6%
|
$240,655,151
2,056,003 shares
|
$0 | 31 Dec 2024 |
| KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC |
13F
13D/G
Company
|
4.6%
from 13D/G
|
$234,328,041
2,048,143 shares
|
— | 30 Jun 2026 |
| AQR CAPITAL MANAGEMENT LLC |
13F
13D/G
Company
|
2.8%
from 13D/G
|
$140,470,861
1,234,583 shares
|
— | 30 Jun 2026 |
| Doug Black |
3/4/5
CEO, Director
|
1.4%
|
$69,503,072
610,427 shares
|
+$1,296,930 | 26 Aug 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.
13F holder rows
Institutional holders as of Q3 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
5
Shares
488
Rows available
5
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q3 2026 vs Q2 2026 Across Filers
Q2 2026 holders
395
Q3 2026 holders
5
Holder diff
-390
| Investor | Q2 2026 Shares | Q3 2026 Shares | Share Diff | Share Chg % | Q2 2026 value | Q3 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend