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Rapid Micro Biosystems

28 hedge funds and large institutions have $40.4M invested in Rapid Micro Biosystems in 2025 Q1 according to their latest regulatory filings, with 13 funds opening new positions, 8 increasing their positions, 4 reducing their positions, and 4 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
28
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
Puts
Net Calls
Net Calls Change

Top Sellers

1 -$191K
2 -$64.8K
3 -$55.2K
4
Mariner
Mariner
Kansas
-$28.9K
5
TRCT
Tower Research Capital (TRC)
New York
-$23.2K
Name Holding Trade Value Shares
Change
Change in
Stake
1
$22.3M
2
$4.88M
3
$2.72M
4
$2.35M
5
$1.94M
6
$1.7M
7
$1.53M
8
$531K
9
$467K
10
$419K
11
$347K
12
$292K
13
$289K
14
$166K
15
$158K
16
$121K
17
$84.3K
18
$55.9K
19
$51.7K
20
$40.7K
21
$30.6K
22
$1.58K
23
$1K
24
$924
25
$391