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Tandem Diabetes Care
TNDM

Overview Fund Activity

291 hedge funds and large institutions have $2.63B invested in Tandem Diabetes Care in 2024 Q1 according to their latest regulatory filings, with 54 funds opening new positions, 122 increasing their positions, 79 reducing their positions, and 29 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
291
Holders Change
+23
Holders Change %
+8.58%
% of All Funds
4.22%
Holding in Top 10
4
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+100%
% of All Funds
0.06%
New
54
Increased
122
Reduced
79
Closed
29
Calls
$121M
Puts
$9.18M
Net Calls
+$112M
Net Calls Change
+$117M

Top Buyers

1
Marshall Wace
1
Marshall Wace
United Kingdom
$110M
2
PWAM
2
Park West Asset Management
California
$49.5M
3
DCM
3
Driehaus Capital Management
Illinois
$46.7M
4
Jennison Associates
4
Jennison Associates
New York
$90.5M
5
FAM
5
Fred Alger Management
New York
$53M

Top Sellers

1
EC
1
Eminence Capital
New York
$0
2
Capital World Investors
2
Capital World Investors
California
$130M
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$37.2M
4
Point72 Asset Management
4
Point72 Asset Management
Connecticut
$1.24M
5
Voloridge Investment Management
5
Voloridge Investment Management
Florida
$18.5M
Name Holding Trade Value Shares
Change 		Shares
Change %
2C
301
272 Capital
Texas
– -$470K -21,395 Closed
DFCM
302
Dark Forest Capital Management
Puerto Rico
– -$628K -21,232 Closed
Simplex Trading
303
Simplex Trading
Illinois
– -$585K -19,801 Closed
CM
304
Caption Management
Oklahoma
– -$520K -17,584 Closed
CCIA
305
Campbell & Co Investment Adviser
Maryland
– -$362K -12,254 Closed
CGIM
306
Capital Group Investment Management
Singapore
– -$334K -11,300 Closed
CP
307
CenterBook Partners
Connecticut
– -$205K -6,929 Closed
Acadian Asset Management
308
Acadian Asset Management
Massachusetts
– -$111K -3,759 Closed
Group One Trading
309
Group One Trading
Illinois
– -$107K -3,631 Closed
Loomis, Sayles & Company
310
Loomis, Sayles & Company
Massachusetts
– -$12K -400 Closed
LF
311
Lee Financial
Texas
– -$11.4K -385 Closed
BCMLT
312
Beacon Capital Management LLC (Tennessee)
Tennessee
– -$4.2K -202 Closed
Walleye Trading
313
Walleye Trading
New York
– -$1.98K -67 Closed
FWM
314
Focused Wealth Management
New York
– -$1.18K -40 Closed
AWM
315
Able Wealth Management
New Jersey
– -$917 -31 Closed
AA
316
AlphaMark Advisors
Kentucky
– -$1K -30 Closed
SNB
317
Security National Bank
Nebraska
– -$769 -26 Closed
CA
318
Crewe Advisors
Utah
– -$178 -6 Closed
National Bank of Canada
319
National Bank of Canada
Quebec, Canada
– -$85 -3 Closed
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