Security key
003881307
- Security type / class
- Equity / ACACIA TCH COM
- Total 13F shares
- 83,657,752
- Total 13F value
- $299,348,674
- Share change
- +558,127
- Put/Call ratio
- 315%
- SEC-reported price per share
- $3.58
- Number of holders
- 84
- Value change
- +$2,253,373
- Number of buys
- 41
- Number of sells
- 44
Open additional details 1 more signal available
Report period
Q2 2025
Institutions
84
Top holders
10
ACTG full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
ACACIA RESEARCH CORP SEC filings
ACACIA RESEARCH CORP company facts
Broader feeds
Reporting periods
Holder history for CUSIP 003881307
Recent filing periods:
Ownership snapshot
Top reported holders of ACTG - ACACIA RESEARCH CORP - ACACIA TCH COM (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
Starboard Principal Co LP
Disclosed value leader
Starboard Principal Co LP
Comparable rows
0/15
Latest evidence
16 May 2025
3/4/5
13F
Highest disclosed value: $223,593,725
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
Starboard Principal Co LP has the largest disclosed position value at $223.59M.
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 Starboard Principal Co LP's linked filing trail.
Disclosed position value
Top 5
Starboard Principal Co LP
$223.59M
Starboard Value LP
$223.59M
STATE STREET CORP
$8.98M
BlackRock, Inc.
$7.88M
DIMENSIONAL FUND ADVISORS LP
$7.83M
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 |
|---|---|---|---|---|---|
| Starboard Principal Co LP |
3/4/5
Other*, 10%+ Owner
|
—
class O/S missing
|
$223,593,725
61,123,595 shares
|
— | 16 May 2025 |
| Starboard Value LP |
3/4/5
13F
Other*, 10%+ Owner · Company
|
—
class O/S missing
|
$223,593,725
61,123,595 shares
|
— | 16 May 2025 |
| STATE STREET CORP |
13F
Company
|
—
class O/S missing
|
$8,979,030
2,805,947 shares
|
— | 31 Mar 2025 |
| BlackRock, Inc. |
13F
Company
|
—
class O/S missing
|
$7,883,943
2,463,732 shares
|
— | 31 Mar 2025 |
| DIMENSIONAL FUND ADVISORS LP |
13F
Company
|
—
class O/S missing
|
$7,826,115
2,445,473 shares
|
— | 31 Mar 2025 |
| VANGUARD GROUP INC |
13F
Company
|
—
class O/S missing
|
$7,147,629
2,233,634 shares
|
— | 31 Mar 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 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
84
Shares
83,657,752
Rows available
84
| 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 2025 vs Q1 2025 Across Filers
Q1 2025 holders
89
Q2 2025 holders
84
Holder diff
-5
| Investor | Q1 2025 Shares | Q2 2025 Shares | Share Diff | Share Chg % | Q1 2025 value | Q2 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend