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Charles River Laboratories

557 hedge funds and large institutions have $7.97B invested in Charles River Laboratories in 2025 Q1 according to their latest regulatory filings, with 70 funds opening new positions, 187 increasing their positions, 241 reducing their positions, and 133 closing their positions.

New
Increased
Maintained
Reduced
Closed

more ownership

Funds ownership:

less funds holding

Funds holding:

less call options, than puts

Call options by funds: $ | Put options by funds: $

less capital invested

Capital invested by funds: $ → $

22% less repeat investments, than reductions

Existing positions increased: 187 | Existing positions reduced: 241

47% less first-time investments, than exits

New positions opened: 70 | Existing positions closed: 133

50% less funds holding in top 10

Funds holding in top 10: 42 (-2)

Holders
557
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$106M
Puts
$125M
Net Calls
Net Calls Change

Top Sellers

1 -$234M
2 -$198M
3 -$111M
4
BlackRock
BlackRock
New York
-$84.5M
5
MDSL
M.D. Sass LLC
New York
-$72.3M
Name Holding Trade Value Shares
Change
Change in
Stake
201
$1.43M
202
$1.43M
203
$1.38M
204
$1.36M
205
$1.36M
206
$1.36M
207
$1.32M
208
$1.32M
209
$1.32M
210
$1.29M
211
$1.28M
212
$1.26M
213
$1.25M
214
$1.25M
215
$1.23M
216
$1.22M
217
$1.19M
218
$1.14M
219
$1.13M
220
$1.09M
221
$1.07M
222
$1.07M
223
$1.04M
224
$989K
225
$983K