Who owns ABT
Institutions that file 13Fs hold 80% of the shares
Shares they hold, quarter on quarter
+0.1%
192 new, 973 added, 1302 cut, 339 sold out
Top 10 holders
45%
of the shares institutions hold
A 13F lists the long positions of managers with more than $100M in US stocks. It shows the last day of a quarter and is filed up to 45 days later. Two managers can report the same shares, so totals can count some shares twice.
Two kinds of filings agree
Smart money agrees
13F: Mason Hawkins new in the quarter ending Jun 30, 2026.
Form 4: STARKS DANIEL J (Director) bought $927K, Boudreau Philip P (EVP AND CFO) bought $201K, Stratton John G (Director) bought $174K in the open market since 2026-04-01.
Institutional owners
The 25 biggest holders
| Holder | Shares | Value | % of company | From Mar 31, 2026 |
|---|---|---|---|---|
| BlackRock, Inc. | 152.56M | $13.8B | 8.81% | Added +4.7% |
| VANGUARD CAPITAL MANAGEMENT LLC | 113.75M | $10.3B | 6.57% | Added +0.7% |
| STATE STREET CORP | 80.93M | $7.3B | 4.67% | Added +1.7% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 59.67M | $5.4B | 3.45% | Added +31.2% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 49.02M | $4.4B | 2.83% | Added +2.2% |
| GEODE CAPITAL MANAGEMENT, LLC | 39.22M | $3.5B | 2.26% | Held |
| Capital Research Global Investors | 36.91M | $3.3B | 2.13% | Reduced -25.8% |
| Capital International Investors | 34.65M | $3.1B | 2.00% | Reduced -7.6% |
| MORGAN STANLEY | 26.61M | $2.4B | 1.54% | Reduced -11.6% |
| NORGES BANK | 23.35M | $2.1B | 1.35% | New |
| PRICE T ROWE ASSOCIATES INC /MD/ | 22.79M | $2.1M | 1.32% | Added +31.9% |
| FRANKLIN RESOURCES INC | 18.81M | $1.7B | 1.09% | Reduced -6.1% |
| NORTHERN TRUST CORP | 18.27M | $1.7B | 1.06% | Reduced -5.8% |
| BANK OF AMERICA CORP /DE/ | 17.67M | $1.6B | 1.02% | Reduced -8.3% |
| GOLDMAN SACHS GROUP INC | 16.76M | $1.5B | 0.97% | Added +15.5% |
| DEUTSCHE BANK AG\ | 16.71M | $1.5B | 0.96% | Added +18.6% |
| WELLS FARGO & COMPANY/MN | 15.18M | $1.4B | 0.88% | Reduced -4.6% |
| JPMORGAN CHASE & CO | 15.10M | $1.4B | 0.87% | Reduced -43.6% |
| STATE FARM MUTUAL AUTOMOBILE INSURANCE CO | 13.59M | $1.2B | 0.78% | Held |
| FMR LLC | 13.42M | $1.2B | 0.78% | Added +23.8% |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 13.36M | $1.2B | 0.77% | Reduced -13.8% |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 12.84M | $1.2B | 0.74% | Reduced -2.8% |
| Legal & General Group Plc | 11.93M | $1.1B | 0.69% | Reduced -2.9% |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 10.90M | $988.8M | 0.63% | Added +97.3% |
| AMERIPRISE FINANCIAL INC | 10.71M | $975.4M | 0.62% | Reduced -24.2% |
Show the other 15 holders
This quarter
Who bought and who sold the most shares
Bought the most shares
- NORGES BANK +23.35M, new
- CHARLES SCHWAB INVESTMENT MANAGEMENT INC +14.17M
- Jupiter Topco LLC +8.08M, new
- BlackRock, Inc. +6.88M
- CITADEL ADVISORS LLC +6.68M
- PRICE T ROWE ASSOCIATES INC /MD/ +5.51M
- ARROWSTREET CAPITAL, LIMITED PARTNERSHIP +5.37M
- SG Americas Securities, LLC +4.74M
- BARROW HANLEY MEWHINNEY & STRAUSS LLC +3.57M, new
- MARSHALL WACE, LLP +3.53M
Sold the most shares
- WELLINGTON MANAGEMENT GROUP LLP -18.77M
- Capital Research Global Investors -12.87M
- JPMORGAN CHASE & CO -11.67M
- JANUS HENDERSON GROUP PLC -8.09M, sold out
- ALLIANCEBERNSTEIN L.P. -4.80M
- UBS Group AG -4.80M
- D. E. Shaw & Co., Inc. -3.82M
- MORGAN STANLEY -3.49M
- AMERIPRISE FINANCIAL INC -3.41M
- Rathbones Group PLC -3.31M
Superinvestors
Superinvestors holding ABT
| Investor | Quarter | Shares | Value | % of portfolio | Last quarter |
|---|---|---|---|---|---|
| Jensen Investment Jensen Investment Management | Jun 30, 2026 | 885K | $80.3M | 1.95% | Reduced -40.4% |
| Mason Hawkins Southeastern Asset Management | Jun 30, 2026 | 841K | $76.3M | 3.98% | New |
| Dodge & Cox Dodge & Cox | Jun 30, 2026 | 17K | $1.6M | 0.00% | Held |
| Thomas Russo Gardner Russo & Quinn | Jun 30, 2026 | 12K | $1.0M | 0.01% | Held |
| Polen Capital Polen Capital Management | Jun 30, 2026 | 3K | $286K | 0.00% | Reduced -79.1% |
More than 5%
13D filings: owners who may push for change
No Schedule 13D about ABT in the last year.