PEAK6 Investments LLC XBI — SPDR SERIES TRUST

Ownership history in PEAK6 Investments LLC  ·  57 quarters on record

AI Ownership Summary

PEAK6 Investments LLC reported SPDR SERIES TRUST (XBI) in 57 quarterly 13F filings from 2024 Q1 through 2024 Q3. Peak portfolio weight reached 0.8% in 2024 Q3. The latest visible filing shows XBI at 0.80% 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 XBI ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was PEAK6 Investments LLC's position in SPDR SERIES TRUST, 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
2024 Q3

XBI was reported at 0.80% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.8% in 2024 Q3

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 2024 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.

XBI stock page PEAK6 Investments LLC fund profile PEAK6 Investments LLC full holdings
How PEAK6 Investments LLC held XBI — position size vs. price
% of Fund (quarterly)    XBI price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 6 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2024 Q3 ADDED — — — 3,626,000 +2,660,800 +275.7% 0.80% $358.2M 2024-11-14 (Est.) $96.50
2024 Q3 ADDED — — — 965,200 +288,600 +42.7% 0.21% $95.4M 2024-11-14 (Est.) $96.50
2024 Q2 ADDED — — — 676,600 +233,100 +52.6% 0.16% $62.7M 2024-08-14 $95.62
2024 Q2 ADDED — — — 443,500 +99,300 +28.8% 0.11% $41.1M 2024-08-14 $95.62
2024 Q1 REDUCED 45.8% -1.8% ✅ 344,200 -291,000 -45.8% 0.09% $32.7M 2024-05-14 $90.22
2024 Q1 ADDED — — — 635,200 +622,444 +4879.6% 0.16% $60.3M 2024-05-14 $90.22
51 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding XBI

As of 2026 Q2 — sorted by position size

Hilltop National Bank 0.0% EASTERN BANK 3Y 7Y 0.0%

FAQ About PEAK6 Investments LLC and XBI

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

How long has PEAK6 Investments LLC reported owning XBI?

PEAK6 Investments LLC reported XBI across 6 quarterly 13F filings, from 2024 Q1 through 2024 Q3.

What was the largest reported XBI position in PEAK6 Investments LLC's portfolio?

The largest reported portfolio weight for XBI was 0.80% in 2024 Q3.

What is the latest reported XBI position on this page?

The most recent filing on this page is 2024 Q3, when PEAK6 Investments LLC reported 3,626,000 shares, equal to 0.80% of portfolio, with an estimated market value of $358.2M.

What does the chart on this XBI ownership page compare?

The chart compares PEAK6 Investments LLC's quarterly XBI 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 PEAK6 Investments LLC time their XBI position?

Based on 13F filing dates vs. subsequent XBI price moves, PEAK6 Investments LLC correctly timed 27 out of 56 reported position changes (48%). The annualised alpha on XBI relative to SPY over the holding period was -10.2%.

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