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Korro Bio
KRRO

115 hedge funds and large institutions have $189M invested in Korro Bio in 2021 Q1 according to their latest regulatory filings, with 37 funds opening new positions, 31 increasing their positions, 32 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed

76% more first-time investments, than exits

New positions opened: 37 | Existing positions closed: 21

15% more funds holding

Funds holding: 100 → 115 (+15)

0.09% less ownership

Funds ownership: 1.26% → 1.17% (-0.09%)

3% less repeat investments, than reductions

Existing positions increased: 31 | Existing positions reduced: 32

55% less call options, than puts

Call options by funds: $8.9M | Put options by funds: $19.8M

75% less capital invested

Capital invested by funds: $750M → $189M (-$561M)

Holders
115
Holders Change
+15
Holders Change %
+15%
% of All Funds
2.02%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
% of All Funds
0.02%
New
37
Increased
31
Reduced
32
Closed
21
Calls
$8.9M
Puts
$19.8M
Net Calls
-$10.9M
Net Calls Change
-$5.67M

Top Buyers

1
Federated Hermes
Federated Hermes
Pennsylvania
+$72.6M
2
Voloridge Investment Management
Voloridge Investment Management
Florida
+$27.6M
3
State Street
State Street
Massachusetts
+$22.8M
4
LOAMS
Lombard Odier Asset Management (Switzerland)
Switzerland
+$10.3M
5
CLOS
Compagnie Lombard Odier SCmA
Switzerland
+$10.2M

Top Sellers

1
RI
RTW Investments
New York
-$86.8M
2
PA
Perceptive Advisors
New York
-$44.5M
3
BBA
Baker Bros. Advisors
New York
-$31.1M
4
WA
Wasatch Advisors
Utah
-$24.7M
5
MICM
Matthews International Capital Management
California
-$16.8M
Name Holding Trade Value Shares
Change 		Change in
Stake
Federated Hermes
1
Federated Hermes
Pennsylvania
$30.5M +$72.6M +37,390 +139%
WA
2
Wasatch Advisors
Utah
$27M -$24.7M -12,731 -18%
BlackRock
3
BlackRock
New York
$24.4M -$107K -55 -0.1%
PA
4
Perceptive Advisors
New York
$20.1M -$44.5M -22,920 -35%
Vanguard Group
5
Vanguard Group
Pennsylvania
$14.5M +$1.41M +725 +2%
State Street
6
State Street
Massachusetts
$13.2M +$22.8M +11,728 +73%
Voloridge Investment Management
7
Voloridge Investment Management
Florida
$6.74M +$27.6M +14,185 New
Geode Capital Management
8
Geode Capital Management
Massachusetts
$4.53M +$1.86M +956 +11%
N
9
Nuveen
North Carolina
$3.62M -$5.83K -3 -0.2%
Northern Trust
10
Northern Trust
Illinois
$3.44M +$1.8M +928 +15%
LOAMS
11
Lombard Odier Asset Management (Switzerland)
Switzerland
$2.51M +$10.3M +5,292 New
CLOS
12
Compagnie Lombard Odier SCmA
Switzerland
$2.5M +$10.2M +5,265 New
SDIC
13
South Dakota Investment Council
South Dakota
$2.41M -$1.99M -1,026 -17%
Stifel Financial
14
Stifel Financial
Missouri
$1.94M +$2.97M +1,530 +60%
AAMU
15
Amundi Asset Management US
Massachusetts
$1.9M +$7.77M +4,000 New
Charles Schwab
16
Charles Schwab
California
$1.89M +$233K +120 +3%
LCM
17
Laurion Capital Management
New York
$1.38M – – –
Susquehanna International Group
18
Susquehanna International Group
Pennsylvania
$1.23M +$4.77M +2,455 +1,754%
Jane Street
19
Jane Street
New York
$1.19M +$4.86M +2,502 New
Citadel Advisors
20
Citadel Advisors
Florida
$1.16M +$4.51M +2,320 +1,785%
GIM
21
Granahan Investment Management
Massachusetts
$972K -$767K -395 -16%
Bank of New York Mellon
22
Bank of New York Mellon
New York
$958K -$111K -57 -3%
Ohio Public Employees Retirement System (OPERS)
23
Ohio Public Employees Retirement System (OPERS)
Ohio
$957K +$686K +353 +21%
PVI
24
Pura Vida Investments
New York
$950K +$3.89M +2,000 New
Squarepoint
25
Squarepoint
New York
$797K +$3.26M +1,678 New
1
2 3 4 5

KRRO Hedge Fund Activity: Q1 2021 in Review

115 of the 5,695 institutional investors tracked by Wall St. Rank reported a position in Korro Bio (KRRO) for Q1 2021, worth a combined $189M — down 75% from $750M a quarter earlier.

Buyers outnumbered sellers: 37 funds opened new KRRO positions and 21 closed out — a net gain of 16 holders — while 31 added to existing stakes and 32 trimmed.

The largest buyer was Federated Hermes, adding an estimated $72.6M. The largest seller was RTW Investments, exiting entirely with an estimated $86.8M sold.

  • 115 institutional investors held Korro Bio (KRRO) as of Q1 2021, up from 100 in Q4 2020.
  • Funds reported $189M of Korro Bio stock for Q1 2021, down 75% quarter-over-quarter.
  • 37 funds opened new Korro Bio positions in Q1 2021 and 21 closed out, a net change of +16 holders.
  • The largest Korro Bio buyer in Q1 2021 was Federated Hermes, an estimated $72.6M added.
  • The largest Korro Bio seller in Q1 2021 was RTW Investments, an estimated $86.8M sold.

Based on aggregated 13F filings for Q1 2021.