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Amplitude
AMPL

Overview Fund Activity

184 hedge funds and large institutions have $963M invested in Amplitude in 2025 Q2 according to their latest regulatory filings, with 33 funds opening new positions, 81 increasing their positions, 49 reducing their positions, and 40 closing their positions.

Holders
184
Holders Change
-11
Holders Change %
-5.64%
% of All Funds
2.47%
Holding in Top 10
4
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-50%
% of All Funds
0.05%
New
33
Increased
81
Reduced
49
Closed
40
Calls
$13M
Puts
$2.08M
Net Calls
+$11M
Net Calls Change
+$6.25M

Top Buyers

1
AllianceBernstein
1
AllianceBernstein
Tennessee
$51.6M
2
BlackRock
2
BlackRock
New York
$106M
3
NL
3
Nuveen LLC
North Carolina
$24.6M
4
Millennium Management
4
Millennium Management
New York
$23.6M
5
Point72 Asset Management
5
Point72 Asset Management
Connecticut
$14.8M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$40.8M
2
BMC
2
Battery Management Corp
Massachusetts
$0
3
Janus Henderson Group
3
Janus Henderson Group
United Kingdom
$431K
4
Citadel Advisors
4
Citadel Advisors
Florida
$6.18M
5
SM
5
Sunriver Management
Connecticut
$41.4M
Name Market Value Shares Shares
Change 		Shares
Change %
WMRU
201
William Marsh Rice University
Texas
– – -16,754 Closed
DC
202
Diametric Capital
Massachusetts
– – -15,788 Closed
PMAM
203
Penn Mutual Asset Management
Pennsylvania
– – -13,130 Closed
Ameriprise
204
Ameriprise
Minnesota
– – -12,384 Closed
STA
205
Summit Trail Advisors
New York
– – -12,182 Closed
TC
206
TwinBeech Capital
New York
– – -11,412 Closed
AIM
207
Aigen Investment Management
New York
– – -11,162 Closed
BC
208
Bridgefront Capital
Texas
– – -10,736 Closed
Simplex Trading
209
Simplex Trading
Illinois
– – -8,715 Closed
Walleye Trading
210
Walleye Trading
New York
– – -3,621 Closed
SG
211
StepStone Group
California
– – -2,235 Closed
PHK
212
Point72 Hong Kong
Hong Kong
– – -1,405 Closed
BIG
213
Brooklyn Investment Group
New York
– – -1,331 Closed
QL
214
Quarry LP
New York
– – -853 Closed
Comerica Bank
215
Comerica Bank
Texas
– – -303 Closed
SSG
216
Summit Securities Group
New York
– – -267 Closed
QCG
217
Quadrant Capital Group
Ohio
– – -158 Closed
WPA
218
West Paces Advisors
Georgia
– – -150 Closed
CCM
219
Coldstream Capital Management
Washington
– – -116 Closed
SAM
220
Smartleaf Asset Management
Massachusetts
– – -59 Closed
Northwestern Mutual Wealth Management
221
Northwestern Mutual Wealth Management
Wisconsin
– – -53 Closed
PFBT
222
Parkside Financial Bank & Trust
Missouri
– – -45 Closed
LFG
223
Larson Financial Group
Missouri
– – -38 Closed
SC
224
Stephens Consulting
Michigan
– – -35 Closed
SW
225
SVB Wealth
Massachusetts
– – -28 Closed
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