Who Owns INVESTMENT MANAGERS SER TR I (LABX)?Hedge Fund & Institutional Holders
$22.80+1.47 (+6.95%)BATS
Institutional Holders
11
as of Q4 2025
Total Institutional Value
$87000023000700.0T
% of Float Held
—
QoQ Change in Holders
+7 / -4
Price History
LABX — Biggest New Institutional Buyers This Quarter
| Fund | Action | Shares Added | Value Added |
|---|---|---|---|
| Optiver Holding B.V. | New Position | +57K | +$870.0M |
| CoreCap Advisors, LLC | New Position | +2K | +$23.0M |
| UBS Group AG | New Position | +486 | +$7.0M |
| HOLLENCREST CAPITAL MANAGEMENT | New Position | +9K | +$0 |
| Tower Research Capital LLC (TRC) | New Position | +200 | +$0 |
| Belvedere Trading LLC | New Position | +13K | +$0 |
| StoneX Group Inc. | New Position | +12K | +$0 |
LABX — Institutions Reducing or Closing Positions
| Fund | Action | Shares Sold | Value Sold |
|---|---|---|---|
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Closed Position | -15K | -$418.2M |
| Tairen Capital Ltd | Closed Position | -10K | -$284.0M |
| CITADEL ADVISORS LLC | Closed Position | -8K | -$233.7M |
| SIMPLEX TRADING, LLC | Closed Position | -2K | -$0 |
Top Institutional Holders(Q4 2025)
| # | Fund | Shares | Value | % of Portfolio | Type |
|---|---|---|---|---|---|
| 1 | Optiver Holding B.V. | 57,117 | $870.0M | 0.32% | Share |
| 2 | CoreCap Advisors, LLC | 1,551 | $23.0M | 0.00% | Share |
| 3 | UBS Group AG | 486 | $7.0M | 0.00% | Share |
| 4 | Belvedere Trading LLC | 12,992 | $0 | 0.00% | Share |
| 5 | Belvedere Trading LLC | 5,300 | $0 | 0.00% | Call |
| 6 | Belvedere Trading LLC | 4,600 | $0 | 0.00% | Put |
| 7 | Tower Research Capital LLC (TRC) | 200 | $0 | 0.00% | Share |
| 8 | StoneX Group Inc. | 11,769 | $0 | 0.00% | Share |
| 9 | HOLLENCREST CAPITAL MANAGEMENT | 8,630 | $0 | 0.00% | Share |
| 10 | CITADEL ADVISORS LLC | 32,700 | $0 | 0.00% | Call |
| 11 | CITADEL ADVISORS LLC | 21,700 | $0 | 0.00% | Put |
LABX Institutional Ownership History
| Quarter | Holders | Total Value | Change |
|---|---|---|---|
| Q4 2025 | 7 | $900.0M | +3 |
| Q3 2025 | 4 | $935.9M | — |
As of Q4 2025, 11 institutional investors hold LABX (INVESTMENT MANAGERS SER TR I). The largest holder is Optiver Holding B.V. with $870.0M in shares. This quarter, 7 institutions opened new positions and 4 closed their positions.
Frequently Asked Questions
How many hedge funds own LABX?
As of Q4 2025, 11 institutional investors report holding LABX (INVESTMENT MANAGERS SER TR I) in their 13F filings.
Who is the largest institutional holder of LABX?
The largest institutional holder of LABX is Optiver Holding B.V. with $870.0M in shares.
Is institutional ownership of LABX increasing or decreasing?
This quarter, 7 institutions opened new positions in LABX and 4 closed their positions.