COR — Amerisourcebergen Corp COM

Ownership history in VIKING GLOBAL INVESTORS LP  ·  8 quarters on record

This page tracks every 13F SEC filing in which VIKING GLOBAL INVESTORS LP reported a position in Amerisourcebergen Corp COM (COR). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
1.8% (2025 Q2)
Avg. % of fund
0.9%
First filed
2009 Q3
Last filed
2025 Q3
Quarters held
8
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 REDUCED 1,778,135 -303,597 -14.6% 1.44% $555.7M $311.48
2025 Q2 ADDED 2,081,732 +1,013,913 +95.0% 1.80% $624.2M $298.29
2025 Q1 REDUCED 1,067,819 -807,681 -43.1% 0.94% $296.9M $276.11
2012 Q2 ADDED 1,875,500 +467,000 +33.2% 0.60% $73.8M $27.76
4 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    COR price (monthly, adj. close)

Other funds also holding COR

As of 2025 Q4 — sorted by position size

Saranac Partners Ltd 4.96% Carmignac Gestion 3Y 7Y 4.0% Cornerstone Investment Partners, LLC 3Y 7Y 3.72% Birch Capital Management, LLC 3Y 3.52% Ayrshire Capital Management LLC 3Y 3.17% EDMP, INC. 3Y 7Y 2.68% Atle Fund Management AB 3Y 7Y 2.56% MARVIN & PALMER ASSOCIATES INC 3Y 7Y 2.41% LINCOLN CAPITAL CORP 3Y 7Y 2.33% TimesSquare Capital Management, LLC 3Y 7Y 2.15%
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