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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
AI
1051
Atom Investors
Texas
-$1.25M -4,969 Closed
QIM
1052
Quantitative Investment Management
Virginia
-$1.23M -4,921 Closed
MC
1053
Machina Capital
France
-$1.16M -4,607 Closed
A
1054
AlphaQuest
New York
-$1.13M -4,495 Closed
PCM
1055
Polymer Capital Management
New York
-$1.1M -4,383 Closed
IQI
1056
Integrated Quantitative Investments
Washington
-$1.1M -4,365 Closed
TC
1057
TwinBeech Capital
New York
-$884K -3,525 Closed
LAM
1058
LECAP Asset Management
United Kingdom
-$774K -3,087 Closed
RBI
1059
Raiffeisen Bank International
Austria
-$730K -2,886 Closed
FFM
1060
Forum Financial Management
Illinois
-$712K -2,837 Closed
HFS
1061
Horizon Financial Services
North Carolina
-$707K -2,820 Closed
DTL
1062
Dynamic Technology Lab
Singapore
-$695K -2,772 Closed
LTM
1063
Lotus Technology Management
Florida
-$678K -2,702 Closed
AG
1064
AIA Group
Hong Kong
-$581K -2,317 Closed
JF
1065
Jump Financial
Illinois
-$576K -2,295 Closed
JGUA
1066
John G. Ullman & Associates
New York
-$554K -2,210 Closed
VCA
1067
Verdence Capital Advisors
Maryland
-$506K -2,017 Closed
CL
1068
CSS LLC
Illinois
-$489K -1,950 Closed
SRL
1069
Scientech Research LLC
New Jersey
-$470K -1,873 Closed
CG
1070
Cynosure Group
Utah
-$438K -1,747 Closed
OAM
1071
Oxford Asset Management
United Kingdom
-$384K -1,530 Closed
JWCA
1072
J.W. Cole Advisors
Florida
-$348K -1,503 Closed
PFS
1073
Prospera Financial Services
Texas
-$364K -1,451 Closed
AC
1074
AXQ Capital
New Jersey
-$343K -1,366 Closed
DS
1075
DRW Securities
Illinois
-$335K -1,337 Closed

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.