Abbott Laboratories
ABT- Exchange
- NYSE
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0000001800
In the last 90 days, Abbott Laboratories insiders filed 0 open-market purchases and 3 sales; 2,985 institutions reported holding it in 13F filings for Q2 2026, worth $125.2B in total; 3 superinvestors hold it, including Southeastern Asset Management (Longleaf) and Soros Fund Management.
Superinvestors holding ABT, Q2 2026
3 superinvestors report holding Abbott Laboratories on Form 13F, worth $81.4M in total. Weight is Abbott Laboratories's share of each 13F portfolio; actions compare shares with Q1 2026.
| Superinvestor | % of portfolio | Shares | Value | vs. previous quarter |
|---|---|---|---|---|
| Southeastern Asset Management (Longleaf)Mason Hawkins | 4.0% | 840,747 | $76.3M | New |
| Soros Fund ManagementGeorge Soros | 0.1% | 44,750 | $4.06M | Unchanged |
| Gardner Russo & QuinnTom Russo | <0.1% | 11,510 | $1.04M | Unchanged |
Moves by quarter
Superinvestors that opened, added to, trimmed or sold out of ABT each quarter, comparing shares with the quarter before. A superinvestor that didn't file for a quarter isn't listed, and isn't counted as selling.
Q2 2026
3 superinvestors holding at quarter end
Q1 2026
3 superinvestors holding at quarter end
Q3 2025
2 superinvestors holding at quarter end
- Reduced
- Harris Associates (Oakmark) (−1.2%)
Q2 2025
2 superinvestors holding at quarter end
Q2 2024
1 superinvestor holding at quarter end
- Reduced
- Gardner Russo & Quinn (−0.9%)
Q1 2024
1 superinvestor holding at quarter end
- Sold out
- Maverick Capital
Q4 2023
2 superinvestors holding at quarter end
- Added
- Maverick Capital (+0.8%)
Q3 2023
2 superinvestors holding at quarter end
Q2 2023
1 superinvestor holding at quarter end
- Reduced
- Gardner Russo & Quinn (−1.4%)
- Sold out
- Maverick Capital
Q1 2023
2 superinvestors holding at quarter end
- Added
- Maverick Capital (+25.5%)
Q4 2022
2 superinvestors holding at quarter end
- Added
- Maverick Capital (+62.8%)
Q3 2022
2 superinvestors holding at quarter end
- Added
- Maverick Capital (+11.7%)
Q2 2022
2 superinvestors holding at quarter end
- Reduced
- Gardner Russo & Quinn (−4.1%), Maverick Capital (−54.9%)
Q1 2022
2 superinvestors holding at quarter end
Q4 2021
1 superinvestor holding at quarter end
- Sold out
- Maverick Capital
Q3 2021
2 superinvestors holding at quarter end
- Added
- Maverick Capital (+32.5%), Gardner Russo & Quinn (+2.5%)
Q2 2021
2 superinvestors holding at quarter end
- Added
- Maverick Capital (+38.9%)