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Insulet
PODD

812 hedge funds and large institutions have $21.1B invested in Insulet in 2025 Q3 according to their latest regulatory filings, with 108 funds opening new positions, 339 increasing their positions, 243 reducing their positions, and 82 closing their positions.

New
Increased
Maintained
Reduced
Closed

40% more repeat investments, than reductions

Existing positions increased: 339 | Existing positions reduced: 243

32% more first-time investments, than exits

New positions opened: 108 | Existing positions closed: 82

2% more funds holding

Funds holding: 795 → 812 (+17)

4% less capital invested

Capital invested by funds: $22B → $21.1B (-$935M)

2.6% less ownership

Funds ownership: 99.62% → 97.02% (-2.6%)

25% less funds holding in top 10

Funds holding in top 10: 4 → 3 (-1)

48% less call options, than puts

Call options by funds: $98.5M | Put options by funds: $191M

Holders
812
Holders Change
+17
Holders Change %
+2.14%
% of All Funds
10.66%
Holding in Top 10
3
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-25%
% of All Funds
0.04%
New
108
Increased
339
Reduced
243
Closed
82
Calls
$98.5M
Puts
$191M
Net Calls
-$92.2M
Net Calls Change
+$24.3M

Top Buyers

1
Squarepoint
Squarepoint
New York
+$70.6M
2
MP
Munro Partners
Australia
+$66.7M
3
BlackRock
BlackRock
New York
+$55.8M
4
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
+$48.9M
5
Parnassus Investments
Parnassus Investments
California
+$47.2M

Top Sellers

1
Citadel Advisors
Citadel Advisors
Florida
-$131M
2
Marshall Wace
Marshall Wace
United Kingdom
-$109M
3
William Blair Investment Management
William Blair Investment Management
Illinois
-$90.7M
4
Goldman Sachs
Goldman Sachs
New York
-$72.4M
5
Capital Research Global Investors
Capital Research Global Investors
California
-$58.6M
Name Holding Trade Value Shares
Change 		Change in
Stake
CP
826
CenterBook Partners
Connecticut
– -$4.51M -14,346 Closed
MCP
827
Meridiem Capital Partners
Texas
– -$3.97M -12,634 Closed
BCM
828
Bayesian Capital Management
New York
– -$3.9M -12,400 Closed
Tudor Investment Corp
829
Tudor Investment Corp
Connecticut
– -$2.83M -9,038 Closed
QC
830
Quadrature Capital
United Kingdom
– -$2.68M -8,524 Closed
AIM
831
Achmea Investment Management
Netherlands
– -$2.12M -6,757 Closed
CIBC World Market
832
CIBC World Market
Ontario, Canada
– -$1.61M -5,122 Closed
HCMT
833
Highland Capital Management (Tennessee)
Tennessee
– -$1.48M -4,708 Closed
KC
834
Katamaran Capital
United Kingdom
– -$1.22M -3,881 Closed
M1FG
835
Mach-1 Financial Group
Arkansas
– -$1.19M -3,781 Closed
SIG
836
Sargent Investment Group
Maryland
– -$962K -3,470 Closed
AP
837
Advisors Preferred
Maryland
– -$847K -2,823 Closed
GAM
838
Generali Asset Management
Italy
– -$883K -2,809 Closed
AIM
839
Aigen Investment Management
New York
– -$854K -2,718 Closed
EAM
840
Erste Asset Management
Austria
– -$725K -2,315 Closed
FC
841
FORA Capital
Florida
– -$631K -2,009 Closed
VSQM
842
V-Square Quantitative Management
Illinois
– -$606K -1,930 Closed
PAMP
843
Polar Asset Management Partners
Ontario, Canada
– -$557K -1,773 Closed
LAM
844
LECAP Asset Management
United Kingdom
– -$527K -1,678 Closed
FAIM
845
Financial Advocates Investment Management
Washington
– -$435K -1,386 Closed
PTC
846
Petrus Trust Company
Texas
– -$426K -1,356 Closed
AC
847
AXQ Capital
New Jersey
– -$411K -1,307 Closed
BCM
848
Brown Capital Management
Maryland
– -$363K -1,156 Closed
PSP
849
Principal Street Partners
Tennessee
– -$324K -1,030 Closed
CFG
850
Cooper Financial Group
California
– -$318K -1,011 Closed
32 33
34
35 36

PODD Hedge Fund Activity: Q3 2025 in Review

812 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Insulet (PODD) for Q3 2025, worth a combined $21.1B — down 4.2% from $22B a quarter earlier.

Buyers outnumbered sellers: 108 funds opened new PODD positions and 82 closed out — a net gain of 26 holders — while 339 added to existing stakes and 243 trimmed.

The largest buyer was Squarepoint, adding an estimated $70.6M. The largest seller was Citadel Advisors, cutting an estimated $131M.

  • 812 institutional investors held Insulet (PODD) as of Q3 2025, up from 795 in Q2 2025.
  • Funds reported $21.1B of Insulet stock for Q3 2025, down 4.2% quarter-over-quarter.
  • 108 funds opened new Insulet positions in Q3 2025 and 82 closed out, a net change of +26 holders.
  • The largest Insulet buyer in Q3 2025 was Squarepoint, an estimated $70.6M added.
  • The largest Insulet seller in Q3 2025 was Citadel Advisors, an estimated $131M sold.

Based on aggregated 13F filings for Q3 2025.