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CSII

Cardiovascular Systems, Inc.
CSII

Delisted

CSII was delisted on the 27th of April, 2023.

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150 hedge funds and large institutions have $767M invested in Cardiovascular Systems, Inc. in 2023 Q1 according to their latest regulatory filings, with 38 funds opening new positions, 36 increasing their positions, 56 reducing their positions, and 48 closing their positions.

New
Increased
Maintained
Reduced
Closed

57% more capital invested

Capital invested by funds: $490M → $767M (+$277M)

7% less funds holding

Funds holding: 162 → 150 (-12)

21% less first-time investments, than exits

New positions opened: 38 | Existing positions closed: 48

36% less repeat investments, than reductions

Existing positions increased: 36 | Existing positions reduced: 56

53% less call options, than puts

Call options by funds: $2.63M | Put options by funds: $5.66M

Holders
150
Holders Change
-12
Holders Change %
-7.41%
% of All Funds
2.39%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
% of All Funds
0.02%
New
38
Increased
36
Reduced
56
Closed
48
Calls
$2.63M
Puts
$5.66M
Net Calls
-$3.02M
Net Calls Change
-$2.87M

Top Buyers

Rank Fund Capital Flow
1
PCM
Pentwater Capital Management
Florida
+$30.1M
2
WIC
Water Island Capital
New York
+$27.6M
3
AAM
Alpine Associates Management
Florida
+$25M
4
GF
Gabelli Funds
New York
+$14.7M
5
AA
AQR Arbitrage
Connecticut
+$9.52M

Top Sellers

Rank Fund Capital Flow
1
CCM
Camber Capital Management
Massachusetts
-$17.7M
2
Federated Hermes
Federated Hermes
Pennsylvania
-$16.9M
3
Citadel Advisors
Citadel Advisors
Florida
-$12.8M
4
BlackRock
BlackRock
New York
-$12.4M
5
ACH
ArrowMark Colorado Holdings
Colorado
-$10.1M
Name Holding Trade Value Shares
Change 		Change in
Stake
CCM
151
Camber Capital Management
Massachusetts
– -$17.7M -1,300,000 Closed
Citadel Advisors
152
Citadel Advisors
Florida
– -$12.8M -937,731 Closed
ACH
153
ArrowMark Colorado Holdings
Colorado
– -$10.1M -741,523 Closed
Balyasny Asset Management
154
Balyasny Asset Management
Illinois
– -$9.82M -720,791 Closed
Assenagon Asset Management
155
Assenagon Asset Management
Luxembourg
– -$5.77M -423,416 Closed
Norges Bank
156
Norges Bank
Norway
– -$3M -220,500 Closed
Jacobs Levy Equity Management
157
Jacobs Levy Equity Management
New Jersey
– -$2.32M -170,363 Closed
PM
158
Prosight Management
Texas
– -$1.99M -145,916 Closed
Millennium Management
159
Millennium Management
New York
– -$1.56M -114,683 Closed
Walleye Capital
160
Walleye Capital
New York
– -$1.37M -100,732 Closed
BCM
161
Boone Capital Management
Georgia
– -$1.35M -99,157 Closed
GCP
162
GSA Capital Partners
United Kingdom
– -$1.25M -91,959 Closed
CSS
163
Cubist Systematic Strategies
Connecticut
– -$1.23M -90,012 Closed
Connor, Clark & Lunn Investment Management (CC&L)
164
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
– -$1.19M -87,600 Closed
Two Sigma Investments
165
Two Sigma Investments
New York
– -$1.18M -86,732 Closed
EIM
166
Essex Investment Management
Massachusetts
– -$1.08M -79,261 Closed
Acadian Asset Management
167
Acadian Asset Management
Massachusetts
– -$1.02M -75,044 Closed
M&T Bank
168
M&T Bank
New York
– -$729K -53,503 Closed
SFI
169
Susquehanna Fundamental Investments
Pennsylvania
– -$695K -51,050 Closed
State of Wisconsin Investment Board
170
State of Wisconsin Investment Board
Wisconsin
– -$684K -50,208 Closed
IIM
171
Ironwood Investment Management
Massachusetts
– -$589K -43,280 Closed
LCM
172
Legato Capital Management
California
– -$530K -38,880 Closed
GCM
173
Graham Capital Management
Connecticut
– -$486K -35,664 Closed
FG
174
Formula Growth
Quebec, Canada
– -$473K -34,722 Closed
Ensign Peak Advisors
175
Ensign Peak Advisors
Utah
– -$414K -30,400 Closed
4 5 6
7
8

CSII Hedge Fund Activity: Q1 2023 in Review

150 of the 6,275 institutional investors tracked by Wall St. Rank reported a position in Cardiovascular Systems, Inc. (CSII) for Q1 2023, worth a combined $767M — up 57% from $490M a quarter earlier.

Sellers outnumbered buyers: 48 funds closed out of CSII and 38 opened new positions — a net loss of 10 holders — while 56 trimmed existing stakes and 36 added.

The largest buyer was Pentwater Capital Management, opening a new position worth an estimated $30.1M. The largest seller was Camber Capital Management, exiting entirely with an estimated $17.7M sold.

  • 150 institutional investors held Cardiovascular Systems, Inc. (CSII) as of Q1 2023, down from 162 in Q4 2022.
  • Funds reported $767M of Cardiovascular Systems, Inc. stock for Q1 2023, up 57% quarter-over-quarter.
  • 38 funds opened new Cardiovascular Systems, Inc. positions in Q1 2023 and 48 closed out, a net change of -10 holders.
  • The largest Cardiovascular Systems, Inc. buyer in Q1 2023 was Pentwater Capital Management, an estimated $30.1M added.
  • The largest Cardiovascular Systems, Inc. seller in Q1 2023 was Camber Capital Management, an estimated $17.7M sold.

Based on aggregated 13F filings for Q1 2023.