Labcorp Holdings (LH) Held by Superinvestors
LABCORP HOLDINGS INC (LH) is currently held by 4 superinvestors tracked by InsiderSet, with a combined reported market value of approximately $140.38M based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026.
Ariel Appreciation Fund is currently the largest disclosed institutional shareholder of LH tracked by InsiderSet, reporting ownership valued at approximately $97.75M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $108.98M, representing an estimated gain of +11.48% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 100% of the total disclosed LH value among the investors covered in this analysis. Major shareholders include Ariel Appreciation Fund, Sequoia Financial Advisors, Jensen Investment Management, and several other long-term asset managers with concentrated positions in LABCORP HOLDINGS INC (LH).
This page ranks the largest institutional LH shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Ariel Appreciation Fund | John W. Rogers Jr. | 0.97% | 349,112 | $97,751,360 | $108,975,311 | +$11,223,951 | +11.48% |
| Sequoia Financial Advisors | 0.18% | 127,231 | $35,624,746 | $39,715,157 | +$4,090,411 | +11.48% | |
| Jensen Investment Management | Eric H. Schoenstein | 0.11% | 16,050 | $4,494,000 | $5,010,008 | +$516,008 | +11.48% |
| Lountzis Asset Management | Paul Lountzis | 0.80% | 8,976 | $2,513,280 | $2,801,858 | +$288,578 | +11.48% |
Frequently asked questions about LH
Who are the largest superinvestors holding LH?
The largest superinvestors holding LH in the latest SEC Form 13F filings include Ariel Appreciation Fund, Sequoia Financial Advisors, Jensen Investment Management, and Lountzis Asset Management. InsiderSet ranks these superinvestors by their latest reported LH position.
What does the LH superinvestors page include?
This page tracks LH positions reported by a curated group of notable institutional investors and fund managers through SEC Form 13F. LABCORP HOLDINGS INC (LH) on this page reflects disclosed 13F holdings among those superinvestors, not every institutional shareholder of the stock.
How many superinvestors hold LH?
InsiderSet currently tracks 4 superinvestors reporting LH holdings in the latest available 13F data. This is the curated set on this page, not the total number of institutions that own LH.
How much LH stock do superinvestors hold?
Superinvestors tracked by InsiderSet disclosed approximately $140.38M in LH holdings for Q2 2026. This figure is reported 13F value as of the filing period, not necessarily today's market value, and it covers the curated superinvestors on this page rather than every institutional filer.
When were LH superinvestor holdings last updated?
The latest LH superinvestor holdings on InsiderSet are based on SEC Form 13F filings for the quarter ended June 30, 2026. Form 13F filings are generally reported after the quarter ends, so the holdings shown represent the latest publicly disclosed positions rather than real-time holdings.
Are superinvestor LH holdings real-time?
No. Form 13F data is not real-time. It represents positions reported by these superinvestors as of the end of the reporting quarter. A superinvestor may have changed its LH position after the reporting date.
Are superinvestors buying or selling LH?
Buying and selling can be analyzed by comparing LH positions across consecutive 13F reporting periods. InsiderSet's LH Ownership Changes page shows institutions that increased, reduced, initiated, or exited positions based on reported 13F holdings. View LH ownership changes.
How have superinvestor LH holdings changed over time?
InsiderSet tracks LH holdings among these superinvestors across multiple 13F reporting periods, so holder counts, reported value, and reported shares can be compared over time.