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322 hedge funds and large institutions have $5.71B invested in Impinj in 2025 Q3 according to their latest regulatory filings, with 78 funds opening new positions, 84 increasing their positions, 118 reducing their positions, and 47 closing their positions.

New
Increased
Maintained
Reduced
Closed

145% more call options, than puts

Call options by funds: $61.7M | Put options by funds: $25.2M

133% more funds holding in top 10

Funds holding in top 10: 37 (+4)

66% more first-time investments, than exits

New positions opened: 78 | Existing positions closed: 47

64% more capital invested

Capital invested by funds: $3.49B → $5.71B (+$2.22B)

10% more funds holding

Funds holding: 293322 (+29)

0.37% more ownership

Funds ownership: 108.26%108.62% (+0.37%)

29% less repeat investments, than reductions

Existing positions increased: 84 | Existing positions reduced: 118

Holders
322
Holders Change
+29
Holders Change %
+9.9%
% of All Funds
4.23%
Holding in Top 10
7
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+133.33%
% of All Funds
0.09%
New
78
Increased
84
Reduced
118
Closed
47
Calls
$61.7M
Puts
$25.2M
Net Calls
+$36.5M
Net Calls Change
+$44.1M
Name Holding Trade Value Shares
Change
Change in
Stake
AIC
26
AWM Investment Company
New York
$32.2M
AIM
27
AXA Investment Managers
France
$31.8M +$27.8M +176,012 New
RA
28
Royce & Associates
New York
$30.7M -$9.37M -59,403 -26%
Allspring Global Investments
29
Allspring Global Investments
North Carolina
$30.7M -$14.4M -91,620 -35%
T. Rowe Price Investment Management
30
T. Rowe Price Investment Management
Maryland
$29.6M +$25.8M +163,491 New
EA
31
Emerald Advisers
Pennsylvania
$28.1M -$424K -2,686 -2%
Bank of New York Mellon
32
Bank of New York Mellon
New York
$25.9M +$541K +3,428 +2%
FAM
33
Fred Alger Management
New York
$24.5M -$24.5M -155,131 -53%
Principal Financial Group
34
Principal Financial Group
Iowa
$22.6M +$1.35M +8,553 +7%
OAM
35
Oberweis Asset Management
Illinois
$19.4M +$16.9M +107,120 New
NCGI
36
Next Century Growth Investors
Minnesota
$18.9M +$16.5M +104,641 New
AllianceBernstein
37
AllianceBernstein
Tennessee
$18.7M +$10.9M +69,306 +204%
Alyeska Investment Group
38
Alyeska Investment Group
Illinois
$18.6M +$16.2M +102,755 New
Raymond James Financial
39
Raymond James Financial
Florida
$18.3M -$13.7M -86,574 -46%
Public Sector Pension Investment Board (PSP Investments)
40
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$18.2M +$3.3M +20,943 +26%
TP
41
Toronado Partners
California
$18.2M -$15.2M -96,646 -49%
PCH
42
Polar Capital Holdings
United Kingdom
$17.2M +$66.1K +419 +0.4%
Royal Bank of Canada
43
Royal Bank of Canada
Ontario, Canada
$16.8M -$3.17M -20,078 -18%
EMFAT
44
Emerald Mutual Fund Advisers Trust
Pennsylvania
$16.1M -$739K -4,688 -5%
Rockefeller Capital Management
45
Rockefeller Capital Management
New York
$16.1M -$8.36M -53,043 -37%
PAMP
46
Polar Asset Management Partners
Ontario, Canada
$15.5M -$4.75M -30,134 -26%
Wellington Management Group
47
Wellington Management Group
Massachusetts
$15.4M +$11.2M +70,925 +490%
Deutsche Bank
48
Deutsche Bank
Germany
$15.2M +$383K +2,427 +3%
GIP
49
Granite Investment Partners
California
$14.6M -$4.54M -28,807 -26%
TI
50
Tidal Investments
Wisconsin
$14.2M -$7.35M -46,637 -37%

PI Hedge Fund Activity: Q3 2025 in Review

322 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Impinj (PI) for Q3 2025, worth a combined $5.71B — up 64% from $3.49B a quarter earlier.

Buyers outnumbered sellers: 78 funds opened new PI positions and 47 closed out — a net gain of 31 holders — while 84 added to existing stakes and 118 trimmed.

The largest buyer was Driehaus Capital Management, opening a new position worth an estimated $81.1M. The largest seller was UBS AM, cutting an estimated $51.3M.

  • 322 institutional investors held Impinj (PI) as of Q3 2025, up from 293 in Q2 2025.
  • Funds reported $5.71B of Impinj stock for Q3 2025, up 64% quarter-over-quarter.
  • 78 funds opened new Impinj positions in Q3 2025 and 47 closed out, a net change of +31 holders.
  • The largest Impinj buyer in Q3 2025 was Driehaus Capital Management, an estimated $81.1M added.
  • The largest Impinj seller in Q3 2025 was UBS AM, an estimated $51.3M sold.

Based on aggregated 13F filings for Q3 2025.