CenterBook Partners LP AMN — AMN HEALTHCARE SVCS INC

Ownership history in CenterBook Partners LP  ·  6 quarters on record

AI Ownership Summary

CenterBook Partners LP reported AMN HEALTHCARE SVCS INC (AMN) in 6 quarterly 13F filings from 2024 Q4 through 2026 Q1. Peak portfolio weight reached 0.73% in 2025 Q2. The latest visible filing shows AMN at 0.51% 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 AMN ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was CenterBook Partners LP's position in AMN HEALTHCARE SVCS 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

AMN was reported at 0.51% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.73% in 2025 Q2

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.

AMN stock page CenterBook Partners LP fund profile CenterBook Partners LP full holdings
How CenterBook Partners LP held AMN — position size vs. price
% of Fund (quarterly)    AMN 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 ADDED — — — 515,654 +374,740 +265.9% 0.51% $9.5M 2026-05-05 $21.28
2025 Q4 ADDED — — — 140,914 +56,745 +67.4% 0.11% $2.2M 2026-02-11 $19.54
2025 Q3 REDUCED 86.8% -17.9% ✅ 84,169 -555,694 -86.8% 0.08% $1.6M 2025-11-07 $17.87
2025 Q2 ADDED — — — 639,863 +488,029 +321.4% 0.73% $13.2M 2025-08-12 $17.64
2025 Q1 ADDED — — — 151,834 +98,483 +184.6% 0.24% $3.7M 2025-05-09 $22.00
2024 Q4 INITIATED — — — 53,351 — — 0.08% $1.3M 2025-02-13 $23.37

🏢 Other funds also holding AMN

As of 2026 Q1 — sorted by position size

THOMPSON INVESTMENT MANAGEMENT, INC. 3Y 7Y 1.08% Tributary Capital Management, LLC 3Y 7Y 1.07% Counterpoint Mutual Funds LLC 3Y 0.76% BURNEY CO/ 3Y 7Y 0.13% FNY Investment Advisers, LLC 3Y 7Y 0.08% AlphaQuest LLC 0.05% Tweedy, Browne Co LLC 3Y 7Y 0.04% Covestor Ltd 3Y 0.03% GREENWOOD CAPITAL ASSOCIATES LLC 3Y 7Y 0.03% HIGHLAND CAPITAL MANAGEMENT, LLC 3Y 7Y 0.02%

FAQ About CenterBook Partners LP and AMN

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

How long has CenterBook Partners LP reported owning AMN?

CenterBook Partners LP reported AMN across 6 quarterly 13F filings, from 2024 Q4 through 2026 Q1.

What was the largest reported AMN position in CenterBook Partners LP's portfolio?

The largest reported portfolio weight for AMN was 0.73% in 2025 Q2.

What is the latest reported AMN position on this page?

The most recent filing on this page is 2026 Q1, when CenterBook Partners LP reported 515,654 shares, equal to 0.51% of portfolio, with an estimated market value of $9.5M.

What does the chart on this AMN ownership page compare?

The chart compares CenterBook Partners LP's quarterly AMN 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 CenterBook Partners LP time their AMN position?

Based on 13F filing dates vs. subsequent AMN price moves, CenterBook Partners LP correctly timed 2 out of 5 reported position changes (40%). The annualised alpha on AMN relative to SPY over the holding period was -20.5%.

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