ACADIAN ASSET MANAGEMENT LLC BOLD — BOUNDLESS BIO INC

Ownership history in ACADIAN ASSET MANAGEMENT LLC  ·  6 quarters on record

AI Ownership Summary

ACADIAN ASSET MANAGEMENT LLC reported BOUNDLESS BIO INC (BOLD) in 6 quarterly 13F filings from 2024 Q4 through 2026 Q1. The latest visible filing shows BOLD 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 BOLD ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was ACADIAN ASSET MANAGEMENT LLC's position in BOUNDLESS 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 Q1

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

High-water mark
Peak Conviction
0.0% in 2024 Q4

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

Time in book
Holding Window
2024 Q4 to 2026 Q1

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.

BOLD stock page ACADIAN ASSET MANAGEMENT LLC fund profile ACADIAN ASSET MANAGEMENT LLC full holdings
How ACADIAN ASSET MANAGEMENT LLC held BOLD — position size vs. price
% of Fund (quarterly)    BOLD 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)
2026 Q1 UNCHANGED — — — 12,610 — 0% 0.00% $12 2026-05-13 $1.54
2025 Q4 REDUCED 8.3% -8.3% ✅ 12,610 -1,143 -8.3% 0.00% $14K 2026-02-10 $1.12
2025 Q3 UNCHANGED — — — 13,753 — 0% 0.00% $16K 2025-11-14 (Est.) $1.24
2025 Q2 REDUCED 37.7% +18.8% ❌ 13,753 -8,334 -37.7% 0.00% $13K 2025-08-14 (Est.) $1.17
2025 Q1 UNCHANGED — — — 22,087 — 0% 0.00% $31K 2025-05-21 $1.66
2024 Q4 INITIATED — — — 22,087 — — 0.00% $63K 2025-02-11 $2.18

🏢 Other funds also holding BOLD

As of 2026 Q1 — sorted by position size

SECTORAL ASSET MANAGEMENT INC 3Y 7Y 0.62% Stonepine Capital Management, LLC 3Y 7Y 0.26% Sio Capital Management, LLC 3Y 7Y 0.03% RBF Capital, LLC 3Y 7Y 0.01% GSA CAPITAL PARTNERS LLP 3Y 7Y 0.01% LANDSCAPE CAPITAL MANAGEMENT, L.L.C. 3Y 7Y 0.01% BRIDGEWAY CAPITAL MANAGEMENT, LLC 3Y 7Y 0.0% Alyeska Investment Group, L.P. 3Y 7Y 0.0% RENAISSANCE TECHNOLOGIES LLC 3Y 7Y 0.0% XTX Topco Ltd 3Y 0.0%

FAQ About ACADIAN ASSET MANAGEMENT LLC and BOLD

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

How long has ACADIAN ASSET MANAGEMENT LLC reported owning BOLD?

ACADIAN ASSET MANAGEMENT LLC reported BOLD across 6 quarterly 13F filings, from 2024 Q4 through 2026 Q1.

What was the largest reported BOLD position in ACADIAN ASSET MANAGEMENT LLC's portfolio?

The largest reported portfolio weight for BOLD was 0.00% in 2024 Q4.

What is the latest reported BOLD position on this page?

The most recent filing on this page is 2026 Q1, when ACADIAN ASSET MANAGEMENT LLC reported 12,610 shares, equal to 0.00% of portfolio, with an estimated market value of $12.

What does the chart on this BOLD ownership page compare?

The chart compares ACADIAN ASSET MANAGEMENT LLC's quarterly BOLD 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 ACADIAN ASSET MANAGEMENT LLC time their BOLD position?

Based on 13F filing dates vs. subsequent BOLD price moves, ACADIAN ASSET MANAGEMENT LLC correctly timed 0 out of 3 reported position changes (0%). The annualised alpha on BOLD relative to SPY over the holding period was -36.4%.

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