STATE STREET CORP JBIO — JADE BIOSCIENCES INC

Ownership history in STATE STREET CORP  ·  5 quarters on record

AI Ownership Summary

STATE STREET CORP reported JADE BIOSCIENCES INC (JBIO) in 5 quarterly 13F filings from 2025 Q2 through 2026 Q2. The latest visible filing shows JBIO 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 JBIO ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was STATE STREET CORP's position in JADE BIOSCIENCES 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

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

High-water mark
Peak Conviction
0.0% in 2026 Q2

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 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.

JBIO stock page STATE STREET CORP fund profile STATE STREET CORP full holdings
How STATE STREET CORP held JBIO — position size vs. price
% of Fund (quarterly)    JBIO price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 5 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q2 ADDED — — — 2,335,285 +1,679,595 +256.2% 0.00% $51.9M 2026-08-07 $21.96
2026 Q1 ADDED — — — 655,690 +12,769 +2.0% 0.00% $9.2M 2026-05-15 $23.35
2025 Q4 ADDED — — — 642,921 +143,634 +28.8% 0.00% $9.9M 2026-02-13 $15.03
2025 Q3 ADDED — — — 499,287 +180,516 +56.6% 0.00% $4.3M 2025-11-14 $10.70
2025 Q2 INITIATED — — — 318,771 — — 0.00% $3.2M 2025-08-14 $6.77

🏢 Other funds also holding JBIO

As of 2026 Q2 — sorted by position size

Remedium Capital Partners, LLC 7.76% Atle Fund Management AB 3Y 7Y 0.53% DELTEC ASSET MANAGEMENT LLC 3Y 7Y 0.03% Walleye Capital LLC 3Y 7Y 0.03% Aberdeen Group plc 3Y 7Y 0.02% Pictet Asset Management Holding SA 0.02% State of Wyoming 3Y 0.01% Russell Investments Group, Ltd. 3Y 7Y 0.0% Persistent Asset Partners Ltd 0.0% Versant Capital Management, Inc 3Y 7Y 0.0%

FAQ About STATE STREET CORP and JBIO

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

How long has STATE STREET CORP reported owning JBIO?

STATE STREET CORP reported JBIO across 5 quarterly 13F filings, from 2025 Q2 through 2026 Q2.

What was the largest reported JBIO position in STATE STREET CORP's portfolio?

The largest reported portfolio weight for JBIO was 0.00% in 2026 Q2.

What is the latest reported JBIO position on this page?

The most recent filing on this page is 2026 Q2, when STATE STREET CORP reported 2,335,285 shares, equal to 0.00% of portfolio, with an estimated market value of $51.9M.

What does the chart on this JBIO ownership page compare?

The chart compares STATE STREET CORP's quarterly JBIO 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 STATE STREET CORP time their JBIO position?

Based on 13F filing dates vs. subsequent JBIO price moves, STATE STREET CORP correctly timed 3 out of 4 reported position changes (75%). The annualised alpha on JBIO relative to SPY over the holding period was +173.0%.

← Back to STATE STREET CORP Holdings