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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
226
$968K
227
$964K
228
$952K
229
$930K
230
$898K
231
$894K
232
$884K
233
$861K
234
$856K
235
$853K
236
$851K
237
$832K
238
$828K
239
$824K
240
$802K
241
$791K
242
$787K
243
$778K
244
$777K
245
$776K
246
$776K
247
$753K
248
$744K
249
$731K
250
$713K