KLRS

Kalaris Therapeutics, Inc. Common Stock
KLRS

Overview Fund Activity

32 hedge funds and large institutions have $111M invested in Kalaris Therapeutics, Inc. Common Stock in 2025 Q1 according to their latest regulatory filings, with 2 funds opening new positions, 1 increasing their positions, 29 reducing their positions, and 23 closing their positions.

Holders
32
Holders Change
-21
Holders Change %
-39.62%
% of All Funds
0.43%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.03%
New
2
Increased
1
Reduced
29
Closed
23
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
SB
1
Samsara BioCapital
California
$91.9M
2
CCM
2
Coldstream Capital Management
Washington
$1.67K

Top Sellers

1
GS
1
Gilead Sciences
California
$5.81M
2
OCA
2
Octagon Capital Advisors
New York
$3.86M
3
SL
3
Siren LLC
Connecticut
$2.27M
4
Millennium Management
4
Millennium Management
New York
$133K
5
Vanguard Group
5
Vanguard Group
Pennsylvania
$924K
Name Market Value Shares Shares
Change 		Shares
Change %
SB
1
Samsara BioCapital
California
$91.9M 11,448,081 +11,365,745 +13,804%
GS
2
Gilead Sciences
California
$5.81M 723,273 -15,912,013 -96%
OCA
3
Octagon Capital Advisors
New York
$3.86M 481,000 -10,734,000 -96%
TCM
4
Tang Capital Management
California
$2.48M 309,221 -243,043 -44%
SL
5
Siren LLC
Connecticut
$2.27M 282,586 -6,314,581 -96%
EC
6
EcoR1 Capital
California
$1.62M 201,718 -206,970 -51%
Vanguard Group
7
Vanguard Group
Pennsylvania
$924K 115,086 -2,531,924 -96%
RG
8
Redmile Group
California
$666K 82,955 -1,825,014 -96%
BlackRock
9
BlackRock
New York
$221K 27,514 -605,376 -96%
Geode Capital Management
10
Geode Capital Management
Massachusetts
$215K 26,787 -557,994 -95%
Two Sigma Advisers
11
Two Sigma Advisers
New York
$173K 21,581 -474,919 -96%
WP
12
Woodline Partners
California
$173K 21,519 -430,339 -95%
Renaissance Technologies
13
Renaissance Technologies
New York
$155K 19,251 -360,312 -95%
RC
14
RBF Capital
California
$140K 17,391 -382,609 -96%
Millennium Management
15
Millennium Management
New York
$133K 16,582 -3,017,200 -99%
Squarepoint
16
Squarepoint
New York
$117K 14,587 -323,356 -96%
Marshall Wace
17
Marshall Wace
United Kingdom
$113K 14,115 -310,543 -96%
Susquehanna International Group
18
Susquehanna International Group
Pennsylvania
$111K 13,796 -69,984 -84%
State Street
19
State Street
Massachusetts
$86K 10,710 -235,733 -96%
UBS Group
20
UBS Group
Switzerland
$74.4K 9,261 -116,250 -93%
Fidelity Investments
21
Fidelity Investments
Massachusetts
$62.7K 7,806 -310,524 -98%
Bank of America
22
Bank of America
North Carolina
$43.6K 5,424 -17,253 -76%
TRCT
23
Tower Research Capital (TRC)
New York
$11.5K 1,434 -16,015 -92%
Morgan Stanley
24
Morgan Stanley
New York
$10.4K 1,296 -21,633 -94%
Federated Hermes
25
Federated Hermes
Pennsylvania
$5.09K 634 -12,580 -95%
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