Guy Spier's MA Position Overview
Guy Spier (via Aquamarine Zurich Ag) currently holds 65.8K shares of Mastercard Incorporated (MA) worth $37.4 M, representing 11.78% of the portfolio. First purchased in 2014-Q4, this long-term strategic position has been held for 44 quarters.
Based on 13F filings since 2013, Guy Spier has maintained a long-term strategic position in MA, representing a significant commitment to this investment thesis.
Analysis based on 13F filings available since 2013 Q2
Guy Spier's Mastercard Incorporated (MA) Holding Value Over Time
Track share changes against reported price movement
Quarterly Mastercard Incorporated (MA) Trades by Guy Spier
| Period | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2014 | +65,751 | Add 0.00% | 65,750 | $86.16 |
| Q3 2022 | +65,751 | Add 0.00% | 65,750 | $284.33 |
Guy Spier's Mastercard Incorporated Investment FAQs
Guy Spier first purchased Mastercard Incorporated (MA) in Q4 2014, acquiring 65,750 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Guy Spier has held Mastercard Incorporated (MA) for 44 quarters since Q4 2014. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Guy Spier's largest addition to Mastercard Incorporated (MA) was in Q4 2014, adding 65,750 shares worth $5.66 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
According to the latest 13F filing for Q3 2025, Guy Spier's firm, Aquamarine Zurich Ag, owns 65,750 shares of Mastercard Incorporated (MA), valued at approximately $37.4 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
As of the Q3 2025 filing, Mastercard Incorporated (MA) represents approximately 11.78% of Guy Spier's publicly disclosed stock portfolio, making it one of their key holdings. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Guy Spier's peak holding in Mastercard Incorporated (MA) was 65,750 shares, as reported at the end of Q4 2014. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.