Security key
88162G103
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 48,309,758
- Total 13F value
- $9,887,096,926
- Share change
- +1,112,226
- Put/Call ratio
- 182%
- SEC-reported price per share
- $204.48
- Number of holders
- 596
- Value change
- +$231,737,536
- Number of buys
- 302
- Number of sells
- 223
- Shares outstanding
- 261,125,354
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2024
Institutions
596
Top holders
10
TTEK full security history
Ownership snapshot
Full 13F holder table
TETRA TECH INC SEC filings
TETRA TECH INC company facts
Broader feeds
Ownership snapshot
Top reported holders of TTEK - TETRA TECH 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
BlackRock Finance, Inc.
Disclosed value leader
BlackRock Finance, Inc.
Comparable rows
0/15
Latest evidence
31 Mar 2024
13F
Highest disclosed value: $983,276,038
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
BlackRock Finance, Inc. has the largest disclosed position value at $983.28M.
0 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 BlackRock Finance, Inc.'s linked filing trail.
Disclosed position value
Top 5
BlackRock Finance, Inc.
$983.28M
VANGUARD GROUP INC
$954.68M
Pictet Asset Management Holding SA
$495.81M
ALLIANCEBERNSTEIN L.P.
$470.32M
STATE STREET CORP
$326.27M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock Finance, Inc. |
13F
Company
|
—
denominator unverified
|
$983,276,038
5,323,350 shares
|
— | 31 Mar 2024 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$954,683,609
5,168,554 shares
|
— | 31 Mar 2024 |
| Pictet Asset Management Holding SA |
13F
Company
|
—
denominator unverified
|
$495,810,585
2,684,265 shares
|
— | 31 Mar 2024 |
| ALLIANCEBERNSTEIN L.P. |
13F
Company
|
—
denominator unverified
|
$470,317,283
2,546,247 shares
|
— | 31 Mar 2024 |
| STATE STREET CORP |
13F
Company
|
—
denominator unverified
|
$326,272,483
1,766,404 shares
|
— | 31 Mar 2024 |
| Neuberger Berman Group LLC |
13F
Company
|
—
denominator unverified
|
$311,475,365
1,686,294 shares
|
— | 31 Mar 2024 |
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 2024
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
596
Shares
48,309,758
Rows available
596
| 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 2024 vs Q1 2024 Across Filers
Q1 2024 holders
506
Q2 2024 holders
596
Holder diff
90
| Investor | Q1 2024 Shares | Q2 2024 Shares | Share Diff | Share Chg % | Q1 2024 value | Q2 2024 value | Value change | Value Chg % |
|---|