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1,031 hedge funds and large institutions have $20.9B invested in Labcorp in 2026 Q1 according to their latest regulatory filings, with 109 funds opening new positions, 336 increasing their positions, 374 reducing their positions, and 88 closing their positions.

New
Increased
Maintained
Reduced
Closed

132% more call options, than puts

Call options by funds: $26.4M | Put options by funds: $11.4M

78% more funds holding in top 10

Funds holding in top 10: 916 (+7)

24% more first-time investments, than exits

New positions opened: 109 | Existing positions closed: 88

4% more capital invested

Capital invested by funds: $20B → $20.9B (+$818M)

1% more funds holding

Funds holding: 1,0241,031 (+7)

1.42% less ownership

Funds ownership: 96.4%94.98% (-1.4%)

10% less repeat investments, than reductions

Existing positions increased: 336 | Existing positions reduced: 374

Holders
1,031
Holders Change
+7
Holders Change %
+0.68%
% of All Funds
12.68%
Holding in Top 10
16
Holding in Top 10 Change
+7
Holding in Top 10 Change %
+77.78%
% of All Funds
0.2%
New
109
Increased
336
Reduced
374
Closed
88
Calls
$26.4M
Puts
$11.4M
Net Calls
+$15M
Net Calls Change
+$40.6M
Name Holding Trade Value Shares
Change
Change in
Stake
PAS
401
Park Avenue Securities
New York
$1.31M +$16.2K +60 +1%
FM
402
Foster & Motley
Ohio
$1.3M -$99.6K -368 -7%
CAU
403
Caxton Associates (UK)
$1.29M -$538K -1,986 -29%
ECM
404
Everence Capital Management
Indiana
$1.29M
MIM
405
Montgomery Investment Management
Maryland
$1.28M
Jane Street
406
Jane Street
New York
$1.28M -$740K -2,731 -36%
Robeco Institutional Asset Management
407
Robeco Institutional Asset Management
Netherlands
$1.27M +$7.04K +26 +0.6%
HIMCH
408
Hartford Investment Management Co (HIMCO)
Connecticut
$1.26M -$15.4K -57 -1%
VFA
409
Valeo Financial Advisors
Indiana
$1.25M -$24.6K -91 -2%
CIS
410
Custom Index Systems
New York
$1.23M -$21.4K -79 -2%
PA
411
Parallel Advisors
California
$1.21M +$128K +473 +12%
SCA
412
Stonebridge Capital Advisors
Minnesota
$1.18M -$27.1K -100 -2%
MIP
413
Mondrian Investment Partners
United Kingdom
$1.18M -$30.5M -112,750 -96%
Fuller & Thaler Asset Management
414
Fuller & Thaler Asset Management
California
$1.17M +$78.5K +290 +7%
3IP
415
3Chopt Investment Partners
Virginia
$1.16M -$131K -484 -10%
ADBIC
416
A.D. Beadell Investment Counsel
Wisconsin
$1.16M
Envestnet Portfolio Solutions
417
Envestnet Portfolio Solutions
Illinois
$1.14M -$436K -1,612 -27%
IA
418
Inspire Advisors
Idaho
$1.13M +$86.4K +319 +8%
LSERS
419
Louisiana State Employees Retirement System
Louisiana
$1.12M
GT
420
Greenleaf Trust
Michigan
$1.11M -$56.3K -208 -5%
HIC
421
Holderness Investments Company
North Carolina
$1.11M
ECAM
422
East Coast Asset Management
Massachusetts
$1.11M -$37.4K -138 -3%
MCM
423
Manchester Capital Management
Vermont
$1.11M -$2.71K -10 -0.2%
MFG
424
Merit Financial Group
Georgia
$1.11M +$59.3K +219 +6%
LOAMS
425
Lombard Odier Asset Management (Switzerland)
Switzerland
$1.1M +$1.12M +4,136 New

LH Hedge Fund Activity: Q1 2026 in Review

1,031 of the 8,130 institutional investors tracked by Wall St. Rank reported a position in Labcorp (LH) for Q1 2026, worth a combined $20.9B — up 4.1% from $20B a quarter earlier.

Buyers outnumbered sellers: 109 funds opened new LH positions and 88 closed out — a net gain of 21 holders — while 336 added to existing stakes and 374 trimmed.

The largest buyer was Boston Partners, adding an estimated $123M. The largest seller was Wellington Management Group, cutting an estimated $272M.

  • 1,031 institutional investors held Labcorp (LH) as of Q1 2026, up from 1,024 in Q4 2025.
  • Funds reported $20.9B of Labcorp stock for Q1 2026, up 4.1% quarter-over-quarter.
  • 109 funds opened new Labcorp positions in Q1 2026 and 88 closed out, a net change of +21 holders.
  • The largest Labcorp buyer in Q1 2026 was Boston Partners, an estimated $123M added.
  • The largest Labcorp seller in Q1 2026 was Wellington Management Group, an estimated $272M sold.

Based on aggregated 13F filings for Q1 2026.