ATTR Institutional Ownership & Shareholders
ARIN TACTICAL TAIL RISK ETF (ATTR) is currently held by 2 institutional investors tracked by InsiderSet, with a combined reported market value of approximately $94.73M based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026.
Insight Advisors, Llc/ Pa is currently the largest disclosed institutional shareholder of ATTR tracked by InsiderSet, reporting ownership valued at approximately $94.50M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $97.13M, representing an estimated gain of +2.78% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 100% of the total disclosed ATTR value among the investors covered in this analysis. Major shareholders include Insight Advisors, Llc/ Pa, Old Mission Capital Llc, and several other long-term asset managers with concentrated positions in ARIN TACTICAL TAIL RISK ETF (ATTR).
This page ranks the largest institutional ATTR shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
2
Total Reported Value
$94.73M
Largest Holder
Insight Advisors, Llc/ Pa
Largest Position
$94.50M
Insider Transactions (90d)
0
Latest Filing Quarter
Q2 2026
New Institutional Positions
4
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Insight Advisors, Llc/ Pa | 16.66% | 1,004,809 | $94,499,775 | $97,128,757 | +$2,628,982 | +2.78% | |
| Old Mission Capital Llc | 0.01% | 2,452 | $230,604 | $237,020 | +$6,416 | +2.78% |
Frequently asked questions about ATTR
Who are the largest institutional holders of ATTR?
The largest institutional holders of ATTR reported in the latest SEC Form 13F filings include Insight Advisors, Llc/ Pa and Old Mission Capital Llc. InsiderSet ranks institutional holders by their latest reported ATTR position.
What is ATTR institutional ownership?
This page tracks ATTR positions reported by institutional investment managers through SEC Form 13F. ARIN TACTICAL TAIL RISK ETF (ATTR) institutional ownership on InsiderSet reflects disclosed 13F holdings among the managers we analyze, not every shareholder of the stock.
How many institutions own ATTR?
InsiderSet currently tracks 2 institutional managers reporting ATTR holdings in the latest available 13F data. This count reflects institutions included in the SEC Form 13F filings analyzed by InsiderSet and should not be interpreted as the total number of ATTR shareholders.
How much ATTR stock do institutions own?
Institutional investment managers disclosed approximately $94.73M in ATTR holdings for Q2 2026. This figure is reported 13F value as of the filing period, not necessarily today's market value.
When was ATTR institutional ownership last updated?
The latest ATTR institutional ownership data on InsiderSet is based on SEC Form 13F filings for the quarter ended June 30, 2026. Form 13F filings are generally reported after the quarter ends, so the holdings shown represent the latest publicly disclosed positions rather than real-time institutional holdings.
Are institutional ATTR holdings real-time?
No. Form 13F data is not real-time. It represents positions reported by institutional investment managers as of the end of the reporting quarter. An institution may have changed its ATTR position after the reporting date.
Are institutions buying or selling ATTR?
Institutional buying and selling can be analyzed by comparing ATTR positions across consecutive 13F reporting periods. InsiderSet's ATTR Ownership Changes page shows institutions that increased, reduced, initiated, or exited positions based on reported 13F holdings. View ATTR ownership changes.
How has ATTR institutional ownership changed over time?
InsiderSet tracks ATTR institutional holdings across multiple 13F reporting periods, allowing investors to compare institutional holder counts, reported value, and reported shares over time.