Back to NAMS researchManagerReported valueSharesFiling period Viking Global Investors$135M4.20M2026-03-31American Century Companies Inc$16.6M519K2026-03-31UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME$9.1M285K2026-03-31Swiss National Bank$2.8M88.90K2026-03-31Arrowstreet Capital, Limited Partnership$784K30.50K2024-12-31Duquesne Family Office$98.3K3.07M2026-03-31
Institutional ownership
NAMS in reported 13F portfolios
Reported long holdings only · filing data can be delayed up to 45 days after quarter-end.Managers6
Reported value$164M
Latest periodMar 2026
Frequently asked questions
Who owns NAMS?
6 managers currently show reported long NAMS positions in Insider Deck’s 13F sample, totaling about $164M.
How fresh is NAMS ownership data?
13F filings are quarterly and can lag quarter-end by up to 45 days. Positions appear after SEC tables are processed and CUSIPs resolve to tickers.