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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
CA
126
Cornerstone Advisors
North Carolina
$17.1M +$9.58M +35,370 +123%
BB
127
Busey Bank
Illinois
$17M +$164K +605 +1%
HBCM
128
Heron Bay Capital Management
Michigan
$16.9M +$11.3M +41,666 +192%
OA
129
Oak Associates
Ohio
$16.8M
New York State Teachers Retirement System (NYSTRS)
130
New York State Teachers Retirement System (NYSTRS)
New York
$16.6M
BHIA
131
Birch Hill Investment Advisors
Massachusetts
$16.3M -$5.82M -21,484 -26%
IMRF
132
Illinois Municipal Retirement Fund
Illinois
$15.9M +$2.26M +8,336 +16%
Fifth Third Bancorp
133
Fifth Third Bancorp
Ohio
$15.5M +$8.1M +29,899 +106%
Assenagon Asset Management
134
Assenagon Asset Management
Luxembourg
$15.1M +$14.3M +52,871 +1,474%
SG Americas Securities
135
SG Americas Securities
New York
$15M -$3.18M -11,730 -17%
NIM
136
Needham Investment Management
New York
$15M
EHC
137
Everett Harris & Co
California
$14.9M +$4.86M +17,937 +47%
AAF
138
Andra AP-fonden
Sweden
$14.6M +$5.46M +20,182 +59%
BNP Paribas Asset Management
139
BNP Paribas Asset Management
France
$14.6M -$7.59M -28,031 -34%
LPL Financial
140
LPL Financial
California
$14.5M +$367K +1,356 +3%
AQR Capital Management
141
AQR Capital Management
Connecticut
$14.4M -$983K -3,631 -6%
Swedbank
142
Swedbank
Sweden
$14.2M -$1.16M -4,289 -7%
National Bank of Canada
143
National Bank of Canada
Quebec, Canada
$14.1M +$4.62M +17,050 +47%
MT
144
Midwest Trust
Kansas
$13.9M -$96.7K -357 -0.7%
ANBT
145
American National Bank & Trust
Texas
$13.6M -$136K -501 -1%
SC
146
Scotia Capital
Ontario, Canada
$13M -$2.78M -10,270 -17%
Pictet Asset Management
147
Pictet Asset Management
Switzerland
$12.4M -$264K -975 -2%
New York State Common Retirement Fund
148
New York State Common Retirement Fund
New York
$12.1M +$108K +400 +0.9%
Chevy Chase Trust
149
Chevy Chase Trust
Maryland
$11.9M -$322K -1,190 -3%
State of Wisconsin Investment Board
150
State of Wisconsin Investment Board
Wisconsin
$11.8M +$367K +1,356 +3%

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.