Security key
343389409
- Security type / class
- Equity / COM NEW
- Total 13F shares
- 2,957,234
- Total 13F value
- $13,100,692
- Share change
- +2,957,234
- Put/Call ratio
- 42%
- SEC-reported price per share
- $4.43
- Number of holders
- 27
- Value change
- +$13,100,692
- Number of buys
- 27
Report period
Q3 2023
Institutions
27
Top holders
10
FTK full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q4 2023
FLOTEK INDUSTRIES INC/CN/ SEC filings
FLOTEK INDUSTRIES INC/CN/ company facts
Broader feeds
Reporting periods
Holder history for CUSIP 343389409
Recent filing periods:
Ownership snapshot
Top reported holders of FTK - FLOTEK INDUSTRIES INC/CN/ - COM NEW (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
Nierenberg Investment Man...
Disclosed value leader
Nierenberg Investment Man...
Comparable rows
15/15
Latest evidence
30 Jun 2023
13F
Lead comparable stake: 19%
Showing 1-6 of 15 holder rows.
Quick read
Nierenberg Investment Management Company, LLC leads the comparable SEC ownership view at 19%.
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 Nierenberg Investment Management Company, LLC's linked filing trail.
Comparable ownership
Top 5
Nierenberg Investment Management ...
19%
VANGUARD GROUP INC
7.7%
MASTERS CAPITAL MANAGEMENT LLC
5.3%
TRUIST FINANCIAL CORP
2.9%
BlackRock Finance, Inc.
2.3%
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 |
|---|---|---|---|---|---|
| Nierenberg Investment Management Company, LLC |
13F
Company
|
19%
|
$5,167,193
7,039,773 shares
|
— | 30 Jun 2023 |
| VANGUARD GROUP INC |
13F
Company
|
7.7%
|
$2,153,237
2,933,566 shares
|
— | 30 Jun 2023 |
| MASTERS CAPITAL MANAGEMENT LLC |
13F
Company
|
5.3%
|
$1,468,000
2,000,000 shares
|
— | 30 Jun 2023 |
| TRUIST FINANCIAL CORP |
13F
Company
|
2.9%
|
$812,940
1,107,548 shares
|
— | 30 Jun 2023 |
| BlackRock Finance, Inc. |
13F
Company
|
2.3%
|
$639,573
871,352 shares
|
— | 30 Jun 2023 |
| DIMENSIONAL FUND ADVISORS LP |
13F
Company
|
2.1%
|
$577,043
786,162 shares
|
— | 30 Jun 2023 |
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 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
27
Shares
2,957,234
Rows available
27
| 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 2023 vs Q4 2025 Across Filers
Q4 2025 holders
100
Q3 2023 holders
27
Holder diff
-73
| Investor | Q4 2025 Shares | Q3 2023 Shares | Share Diff | Share Chg % | Q4 2025 value | Q3 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend