Lee Ainslie's DGX Position Overview
Lee Ainslie (via Maverick Capital LTD) currently holds 2,756 shares of Quest Diagnostics Incorporated (DGX) worth $540,121, representing 0.01% of the portfolio. First purchased in 2016-Q3, this medium-term investment has been held for 11 quarters.
Based on 13F filings, Lee Ainslie has maintained a strategic position in DGX, demonstrating sustained confidence in this investment. Largest addition occurred in Q3 2025, adding 18,178 shares. Largest reduction occurred in Q4 2016, reducing 37,510 shares.
Analysis based on 13F filings available since 2013 Q2
Lee Ainslie's Quest Diagnostics Incorporated (DGX) Holding Value Over Time
Track share changes against reported price movement
Quarterly Quest Diagnostics Incorporated (DGX) Trades by Lee Ainslie
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | -21,139 | Reduce 88.47% | 2,756 | $195.98 |
| Q4 2025 | +5,717 | Add 31.45% | 23,895 | $173.53 |
| Q3 2025 | +18,178 | New Buy | 18,178 | $190.58 |
| Q3 2023 | -8,046 | Sold Out | 0 | $0.00 |
| Q2 2023 | +2,503 | Add 45.16% | 8,046 | $140.56 |
| Q1 2023 | +5,543 | New Buy | 5,543 | $141.48 |
| Q2 2021 | -2,441 | Sold Out | 0 | $0.00 |
| Q1 2021 | +1,813 | Add 288.69% | 2,441 | $128.23 |
| Q4 2020 | +628 | New Buy | 628 | $119.43 |
| Q4 2016 | -37,510 | Sold Out | 0 | $0.00 |
| Q3 2016 | +37,510 | New Buy | 37,510 | $84.62 |
Lee Ainslie's Quest Diagnostics Incorporated Investment FAQs
Lee Ainslie first purchased Quest Diagnostics Incorporated (DGX) in Q3 2016, acquiring 37,510 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Lee Ainslie has held Quest Diagnostics Incorporated (DGX) for 11 quarters since Q3 2016.
Lee Ainslie's largest addition to Quest Diagnostics Incorporated (DGX) was in Q3 2016, adding 37,510 shares worth $3.17 M.
According to the latest 13F filing for Q1 2026, Lee Ainslie's firm, Maverick Capital LTD, owns 2,756 shares of Quest Diagnostics Incorporated (DGX), valued at approximately $540,121.
As of the Q1 2026 filing, Quest Diagnostics Incorporated (DGX) represents approximately 0.01% of Lee Ainslie's publicly disclosed stock portfolio, making it one of their key holdings.
Lee Ainslie's peak holding in Quest Diagnostics Incorporated (DGX) was 37,510 shares, as reported at the end of Q3 2016.