ETNB β€” 89BIO INC

Ownership history in Quantinno Capital Management LP  Β·  2 quarters on record

AI Ownership Summary

Quantinno Capital Management LP reported 89BIO INC (ETNB) in 2 quarterly 13F filings from 2025 Q2 through 2025 Q3. The latest visible filing shows ETNB 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.

What this ETNB ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Quantinno Capital Management LP's position in 89BIO 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
2025 Q3

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

High-water mark
Peak Conviction
0.0% in 2025 Q3

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

Time in book
Holding Window
2025 Q2 to 2025 Q3

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.

How Quantinno Capital Management LP held ETNB β€” position size vs. price
% of Fund (quarterly)
πŸ“‹ Quarterly Holdings History 2 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q3 ADDED 25,273 +13,373 +112.4% 0.00% $372K 2025-11-14 β€”
2025 Q2 INITIATED 11,900 β€” β€” 0.00% $117K 2025-08-14 β€”

🏒 Other funds also holding ETNB

As of 2025 Q4 β€” sorted by position size

IFP Advisors, Inc 3Y 7Y 0.0%

FAQ About Quantinno Capital Management LP and ETNB

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

How long has Quantinno Capital Management LP reported owning ETNB?

Quantinno Capital Management LP reported ETNB across 2 quarterly 13F filings, from 2025 Q2 through 2025 Q3.

What was the largest reported ETNB position in Quantinno Capital Management LP's portfolio?

The largest reported portfolio weight for ETNB was 0.00% in 2025 Q3.

What is the latest reported ETNB position on this page?

The most recent filing on this page is 2025 Q3, when Quantinno Capital Management LP reported 25,273 shares, equal to 0.00% of portfolio, with an estimated market value of $372K.

What does the chart on this ETNB ownership page compare?

The chart compares Quantinno Capital Management LP's quarterly ETNB 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.

← Back to Quantinno Capital Management LP Holdings