Security key
125141101
CECO ENVIRONMENTAL CORP - COMMON STOCK (CECO)
CUSIP: 125141101
Q2 2026 13F Holders as of 30 Jun 2026
- Security type / class
- Equity / COMMON STOCK
- Total 13F shares
- 1,745,533
- Total 13F value
- $158,110,536
- Share change
- +919,722
- SEC-reported price per share
- $90.74
- Number of holders
- 69
- Value change
- +$83,593,211
- Number of buys
- 37
- Number of sells
- 23
- Shares outstanding
- 35,530,750
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2026
Institutions
69
Top holders
10
CECO full security history
Ownership snapshot
Full 13F holder table
CECO ENVIRONMENTAL CORP SEC filings
CECO ENVIRONMENTAL CORP company facts
Broader feeds
Reporting periods
Holder history for CUSIP 125141101
Recent filing periods:
Ownership snapshot
Top reported holders of CECO - CECO ENVIRONMENTAL CORP - 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
Jason DeZwirek
Disclosed value leader
Jason DeZwirek
Comparable rows
15/15
Latest evidence
01 Jun 2026
13D/G
3/4/5
13F
Lead comparable stake: 12%
13D/G row: Jason DeZwirek
Showing 1-6 of 15 holder rows.
Quick read
Jason DeZwirek leads the comparable SEC ownership view at 12%.
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 Jason DeZwirek's linked filing trail.
Comparable ownership
Top 5
Jason DeZwirek
12%
BlackRock, Inc.
6.3%
FMR LLC
6.2%
T. Rowe Price Investment Manageme...
6%
AMERICAN CENTURY INVESTMENT MANAG...
5.7%
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 |
|---|---|---|---|---|---|
| Jason DeZwirek |
13D/G
3/4/5
Director
|
12%
|
$259,443,260
4,198,111 shares
|
$0 | 23 Feb 2026 |
| BlackRock, Inc. |
13F
13D/G
Company
|
6.3%
from 13D/G
|
$136,156,803
2,285,277 shares
|
— | 31 Mar 2026 |
| FMR LLC |
13F
13D/G
Company
|
6.2%
from 13D/G
|
$138,755,157
2,328,888 shares
|
— | 31 Mar 2026 |
| T. Rowe Price Investment Management, Inc. |
13D/G
13F
Company
|
6%
|
$138,612,562
2,131,845 shares
|
$0 | 31 Mar 2026 |
| AMERICAN CENTURY INVESTMENT MANAGEMENT INC |
13D/G
|
5.7%
|
$125,967,682
2,038,312 shares
|
$0 | 31 Dec 2025 |
| VANGUARD GROUP INC |
13D/G
The Vanguard Group
|
5%
|
$106,568,849
1,780,596 shares
|
+$588,925 | 31 Dec 2025 |
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 Q2 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
69
Shares
1,745,533
Rows available
69
| 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 Q2 2026 vs Q1 2026 Across Filers
Q1 2026 holders
260
Q2 2026 holders
69
Holder diff
-191
| Investor | Q1 2026 Shares | Q2 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q2 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend