ACADIAN ASSET MANAGEMENT LLC IPSC — CENTURY THERAPEUTICS INC

Ownership history in ACADIAN ASSET MANAGEMENT LLC  ·  11 quarters on record

AI Ownership Summary

ACADIAN ASSET MANAGEMENT LLC reported CENTURY THERAPEUTICS INC (IPSC) in 11 quarterly 13F filings from 2023 Q4 through 2026 Q1. The latest visible filing shows IPSC 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 IPSC 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 CENTURY THERAPEUTICS 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

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

High-water mark
Peak Conviction
0.0% in 2025 Q4

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

Time in book
Holding Window
2023 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.

IPSC stock page ACADIAN ASSET MANAGEMENT LLC fund profile ACADIAN ASSET MANAGEMENT LLC full holdings
How ACADIAN ASSET MANAGEMENT LLC held IPSC — position size vs. price
% of Fund (quarterly)    IPSC price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 8 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 REDUCED — — — 278,075 -939,028 -77.2% 0.00% $627 2026-05-13 $2.28
2025 Q4 ADDED — — — 1,217,103 +497,295 +69.1% 0.00% $1.2M 2026-02-10 $1.93
2025 Q3 ADDED — — — 719,808 +412,711 +134.4% 0.00% $357K 2025-11-14 (Est.) $0.47
2025 Q2 ADDED — — — 307,097 +22,868 +8.0% 0.00% $170K 2025-08-14 (Est.) $0.55
2025 Q1 ADDED — — — 284,229 +142,953 +101.2% 0.00% $133K 2025-05-21 $0.58
2024 Q4 ADDED — — — 141,276 +21,892 +18.3% 0.00% $142K 2025-02-11 $0.73
2024 Q3 ADDED — — — 119,384 +112,437 +1618.5% 0.00% $202K 2024-11-12 $1.41
2023 Q4 REDUCED 85.2% +22.0% ❌ 6,947 -39,926 -85.2% 0.00% $23K 2024-02-13 $4.43
3 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding IPSC

As of 2026 Q1 — sorted by position size

Versant Venture Management, LLC 3Y 7Y 19.44% Syncona Portfolio Ltd 3Y 10.66% Spruce Street Capital LP 2.21% Seven Fleet Capital Management LP 2.11% Trails Edge Capital Partners, LP 1.27% DAFNA Capital Management LLC 3Y 7Y 1.25% Commodore Capital LP 3Y 1.14% TCG Crossover Management, LLC 3Y 1.12% Venrock Adviser, LLC 3Y 0.73% RA CAPITAL MANAGEMENT, L.P. 3Y 7Y 0.43%

FAQ About ACADIAN ASSET MANAGEMENT LLC and IPSC

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 IPSC?

ACADIAN ASSET MANAGEMENT LLC reported IPSC across 8 quarterly 13F filings, from 2023 Q4 through 2026 Q1.

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

The largest reported portfolio weight for IPSC was 0.00% in 2025 Q4.

What is the latest reported IPSC position on this page?

The most recent filing on this page is 2026 Q1, when ACADIAN ASSET MANAGEMENT LLC reported 278,075 shares, equal to 0.00% of portfolio, with an estimated market value of $627.

What does the chart on this IPSC ownership page compare?

The chart compares ACADIAN ASSET MANAGEMENT LLC's quarterly IPSC 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 IPSC position?

Based on 13F filing dates vs. subsequent IPSC price moves, ACADIAN ASSET MANAGEMENT LLC correctly timed 4 out of 10 reported position changes (40%). The annualised alpha on IPSC relative to SPY over the holding period was +22.0%.

← Back to ACADIAN ASSET MANAGEMENT LLC Holdings