MARSHALL WACE, LLP ACET ADICET BIO INC

Ownership history in MARSHALL WACE, LLP  ·  10 quarters on record

AI Ownership Summary

MARSHALL WACE, LLP reported ADICET BIO INC (ACET) in 10 quarterly 13F filings from 2024 Q2 through 2026 Q2. The latest visible filing shows ACET 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 ACET ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was MARSHALL WACE, LLP's position in ADICET 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

ACET 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
2024 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.

How MARSHALL WACE, LLP held ACET — position size vs. price
% of Fund (quarterly)    ACET 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 79,488 +27,755 +53.7% 0.00% $687K 2026-08-13 $8.26
2025 Q3 ADDED 51,733 +11,427 +28.4% 0.00% $42K 2025-11-14 (Est.) $10.59
2024 Q4 REDUCED 72.2% -21.5% 40,306 -104,894 -72.2% 0.00% $39K 2025-02-13 $14.40
2024 Q3 ADDED 145,200 +109,877 +311.1% 0.00% $209K 2024-11-14 $16.80
2024 Q2 REDUCED 76.8% +19.0% 35,323 -117,185 -76.8% 0.00% $43K 2024-08-14 $21.92
5 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

FAQ About MARSHALL WACE, LLP and ACET

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

How long has MARSHALL WACE, LLP reported owning ACET?

MARSHALL WACE, LLP reported ACET across 5 quarterly 13F filings, from 2024 Q2 through 2026 Q2.

What was the largest reported ACET position in MARSHALL WACE, LLP's portfolio?

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

What is the latest reported ACET position on this page?

The most recent filing on this page is 2026 Q2, when MARSHALL WACE, LLP reported 79,488 shares, equal to 0.00% of portfolio, with an estimated market value of $687K.

What does the chart on this ACET ownership page compare?

The chart compares MARSHALL WACE, LLP's quarterly ACET 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 MARSHALL WACE, LLP time their ACET position?

Based on 13F filing dates vs. subsequent ACET price moves, MARSHALL WACE, LLP correctly timed 6 out of 9 reported position changes (67%). The annualised alpha on ACET relative to SPY over the holding period was -83.7%.

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