Virtu Financial LLC MBIO — MUSTANG BIO INC

Ownership history in Virtu Financial LLC  ·  10 quarters on record

AI Ownership Summary

Virtu Financial LLC reported MUSTANG BIO INC (MBIO) in 10 quarterly 13F filings from 2024 Q1 through 2026 Q2. The latest visible filing shows MBIO at 0.00% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings. Older history is available after unlock; the visible window still shows the most recent pattern.

What this MBIO ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Virtu Financial LLC's position in MUSTANG BIO INC, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2026 Q2

MBIO was reported at 0.00% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.0% in 2024 Q1

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2024 Q1 to 2026 Q2

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

MBIO stock page Virtu Financial LLC fund profile Virtu Financial LLC full holdings
How Virtu Financial LLC held MBIO — position size vs. price
% of Fund (quarterly)    MBIO price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 2 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q2 REDUCED — — — 14,356 -15,820 -52.4% 0.00% $10 2026-08-13 $0.59
2024 Q1 REDUCED 25.0% -53.5% ✅ 30,176 -10,065 -25.0% 0.00% $31K 2024-05-20 $16.75
8 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding MBIO

As of 2026 Q2 — sorted by position size

CFO4Life Group, LLC 3Y 7Y 0.0% TWO SIGMA SECURITIES, LLC 3Y 7Y 0.0% Kestra Advisory Services, LLC 3Y 0.0% XTX Topco Ltd 3Y 0.0% Tower Research Capital LLC (TRC) 3Y 7Y 0.0% SBI Securities Co., Ltd. 0.0% VANGUARD FIDUCIARY TRUST CO 0.0% CITADEL ADVISORS LLC 3Y 7Y 0.0% GEODE CAPITAL MANAGEMENT, LLC 3Y 7Y 0.0% BlackRock, Inc. 0.0%

FAQ About Virtu Financial LLC and MBIO

These are the practical questions this page is built to answer before you even open the full history table.

How long has Virtu Financial LLC reported owning MBIO?

Virtu Financial LLC reported MBIO across 2 quarterly 13F filings, from 2024 Q1 through 2026 Q2.

What was the largest reported MBIO position in Virtu Financial LLC's portfolio?

The largest reported portfolio weight for MBIO was 0.00% in 2024 Q1.

What is the latest reported MBIO position on this page?

The most recent filing on this page is 2026 Q2, when Virtu Financial LLC reported 14,356 shares, equal to 0.00% of portfolio, with an estimated market value of $10.

What does the chart on this MBIO ownership page compare?

The chart compares Virtu Financial LLC's quarterly MBIO portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

How well did Virtu Financial LLC time their MBIO position?

Based on 13F filing dates vs. subsequent MBIO price moves, Virtu Financial LLC correctly timed 6 out of 9 reported position changes (67%). The annualised alpha on MBIO relative to SPY over the holding period was -51.5%.

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