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Korro Bio
KRRO

88 hedge funds and large institutions have $135M invested in Korro Bio in 2021 Q3 according to their latest regulatory filings, with 9 funds opening new positions, 23 increasing their positions, 33 reducing their positions, and 12 closing their positions.

New
Increased
Maintained
Reduced
Closed

28% more call options, than puts

Call options by funds: $1.54M | Put options by funds: $1.2M

0.05% less ownership

Funds ownership: 1.14% → 1.09% (-0.05%)

3% less funds holding

Funds holding: 91 → 88 (-3)

25% less first-time investments, than exits

New positions opened: 9 | Existing positions closed: 12

30% less repeat investments, than reductions

Existing positions increased: 23 | Existing positions reduced: 33

32% less capital invested

Capital invested by funds: $198M → $135M (-$63.3M)

Holders
88
Holders Change
-3
Holders Change %
-3.3%
% of All Funds
1.54%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
9
Increased
23
Reduced
33
Closed
12
Calls
$1.54M
Puts
$1.2M
Net Calls
+$334K
Net Calls Change
-$420K

Top Buyers

1
Federated Hermes
Federated Hermes
Pennsylvania
+$4.13M
2
BlackRock
BlackRock
New York
+$953K
3
GCP
GSA Capital Partners
United Kingdom
+$643K
4
SDIC
South Dakota Investment Council
South Dakota
+$513K
5
Walleye Capital
Walleye Capital
New York
+$416K

Top Sellers

1
Amundi
Amundi
France
-$3.93M
2
SFM
Sphera Funds Management
Israel
-$2.74M
3
Millennium Management
Millennium Management
New York
-$1.88M
4
Morgan Stanley
Morgan Stanley
New York
-$1.46M
5
JP Morgan Chase
JP Morgan Chase
New York
-$1.27M
Name Holding Trade Value Shares
Change 		Change in
Stake
WA
1
Wasatch Advisors
Utah
$22.8M -$819K -2,082 -3%
BlackRock
2
BlackRock
New York
$22.5M +$953K +2,422 +4%
Federated Hermes
3
Federated Hermes
Pennsylvania
$18.2M +$4.13M +10,502 +26%
Vanguard Group
4
Vanguard Group
Pennsylvania
$10.1M +$70.8K +180 +0.6%
JP Morgan Chase
5
JP Morgan Chase
New York
$9.06M -$1.27M -3,221 -11%
N
6
Nuveen
North Carolina
$5.28M +$60.2K +153 +6%
SDIC
7
South Dakota Investment Council
South Dakota
$5.06M +$513K +1,304 +10%
State Street
8
State Street
Massachusetts
$4.65M +$376K +955 +8%
LOAMS
9
Lombard Odier Asset Management (Switzerland)
Switzerland
$4.57M +$400K +1,017 +9%
Geode Capital Management
10
Geode Capital Management
Massachusetts
$3.78M -$82.3K -209 -2%
Morgan Stanley
11
Morgan Stanley
New York
$3.73M -$1.46M -3,710 -26%
Northern Trust
12
Northern Trust
Illinois
$2.61M +$383K +973 +15%
Amundi
13
Amundi
France
$1.95M -$3.93M -9,994 -64%
Two Sigma Investments
14
Two Sigma Investments
New York
$1.78M -$77.1K -196 -4%
PA
15
Perceptive Advisors
New York
$1.57M – – –
Stifel Financial
16
Stifel Financial
Missouri
$1.42M -$63K -160 -4%
Two Sigma Advisers
17
Two Sigma Advisers
New York
$1.29M +$142K +362 +11%
Voloridge Investment Management
18
Voloridge Investment Management
Florida
$1.17M -$644K -1,635 -33%
Goldman Sachs
19
Goldman Sachs
New York
$958K +$407K +1,033 +61%
Bank of New York Mellon
20
Bank of New York Mellon
New York
$832K +$66.1K +168 +8%
Ohio Public Employees Retirement System (OPERS)
21
Ohio Public Employees Retirement System (OPERS)
Ohio
$711K – – –
PP
22
PDT Partners
New York
$593K -$725K -1,841 -52%
PPA
23
Parametric Portfolio Associates
Washington
$583K +$287K +729 +79%
GCP
24
GSA Capital Partners
United Kingdom
$576K +$643K +1,633 New
Charles Schwab
25
Charles Schwab
California
$558K -$967K -2,456 -61%
1
2 3 4

KRRO Hedge Fund Activity: Q3 2021 in Review

88 of the 5,712 institutional investors tracked by Wall St. Rank reported a position in Korro Bio (KRRO) for Q3 2021, worth a combined $135M — down 32% from $198M a quarter earlier.

Sellers outnumbered buyers: 12 funds closed out of KRRO and 9 opened new positions — a net loss of 3 holders — while 33 trimmed existing stakes and 23 added.

The largest buyer was Federated Hermes, adding an estimated $4.13M. The largest seller was Amundi, cutting an estimated $3.93M.

  • 88 institutional investors held Korro Bio (KRRO) as of Q3 2021, down from 91 in Q2 2021.
  • Funds reported $135M of Korro Bio stock for Q3 2021, down 32% quarter-over-quarter.
  • 9 funds opened new Korro Bio positions in Q3 2021 and 12 closed out, a net change of -3 holders.
  • The largest Korro Bio buyer in Q3 2021 was Federated Hermes, an estimated $4.13M added.
  • The largest Korro Bio seller in Q3 2021 was Amundi, an estimated $3.93M sold.

Based on aggregated 13F filings for Q3 2021.