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Amplify Cybersecurity ETF
HACK

363 hedge funds and large institutions have $580M invested in Amplify Cybersecurity ETF in 2025 Q3 according to their latest regulatory filings, with 23 funds opening new positions, 106 increasing their positions, 91 reducing their positions, and 26 closing their positions.

New
Increased
Maintained
Reduced
Closed

16% more repeat investments, than reductions

Existing positions increased: 106 | Existing positions reduced: 91

2% less funds holding

Funds holding: 372 → 363 (-9)

3.21% less ownership

Funds ownership: 27.61% → 24.4% (-3.2%)

11% less capital invested

Capital invested by funds: $649M → $580M (-$68.9M)

12% less first-time investments, than exits

New positions opened: 23 | Existing positions closed: 26

67% less funds holding in top 10

Funds holding in top 10: 6 → 2 (-4)

68% less call options, than puts

Call options by funds: $3.7M | Put options by funds: $11.4M

Holders
363
Holders Change
-9
Holders Change %
-2.42%
% of All Funds
4.76%
Holding in Top 10
2
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-66.67%
% of All Funds
0.03%
New
23
Increased
106
Reduced
91
Closed
26
Calls
$3.7M
Puts
$11.4M
Net Calls
-$7.74M
Net Calls Change
-$7.83M

Top Buyers

1
Stifel Financial
Stifel Financial
Missouri
+$3.3M
2
FTUS
Flow Traders U.S.
New York
+$2.98M
3
SFS
Sowell Financial Services
Arkansas
+$2.61M
4
Rockefeller Capital Management
Rockefeller Capital Management
New York
+$2.51M
5
HighTower Advisors
HighTower Advisors
Illinois
+$2.48M

Top Sellers

1
Thrivent Financial for Lutherans
Thrivent Financial for Lutherans
Minnesota
-$19.9M
2
NSLI
Nan Shan Life Insurance
Taiwan
-$18.9M
3
Envestnet Asset Management
Envestnet Asset Management
Illinois
-$16.1M
4
BI
BFI Infinity
Switzerland
-$9.82M
5
Cetera Investment Advisers
Cetera Investment Advisers
Illinois
-$5.25M
Name Holding Trade Value Shares
Change 		Change in
Stake
SI
201
Stephens Inc
Arkansas
$326K +$18.7K +220 +6%
IIA
202
IPG Investment Advisors
California
$322K – – –
CWP
203
Core Wealth Partners
California
$320K – – –
CFO
204
CVA Family Office
Colorado
$317K – – –
MFG
205
Mustico Financial Group
New York
$313K +$44.6K +525 +17%
EM
206
ELCO Management
New York
$312K +$1.27K +15 +0.4%
IAS
207
Insigneo Advisory Services
Florida
$308K -$23.9K -282 -7%
ERWM
208
Elk River Wealth Management
Colorado
$304K – – –
GI
209
GLOBALT Investments
Georgia
$304K – – –
CWM
210
Cornerstone Wealth Management
Missouri
$300K -$8.49K -100 -3%
JIC
211
Joel Isaacson & Co
New York
$299K +$34.3K +404 +13%
JWM
212
Jacksonville Wealth Management
Florida
$293K – – –
HF
213
HRT Financial
New York
$292K +$286K +3,369 New
WFS
214
WealthGarden F.S.
California
$288K – – –
LSPW
215
Lake Street Private Wealth
Illinois
$286K – – –
Kovitz Investment Group Partners
216
Kovitz Investment Group Partners
Illinois
$278K -$52.2K -615 -16%
BMCM
217
Bryn Mawr Capital Management
Pennsylvania
$278K – – –
OIA
218
OneDigital Investment Advisors
Kansas
$274K – – –
MC
219
Moors & Cabot
Massachusetts
$273K +$8.49K +100 +3%
SVWAG
220
Sound View Wealth Advisors Group
Georgia
$273K +$8.49K +100 +3%
WW
221
Westshore Wealth
California
$273K – – –
BFA
222
Beaumont Financial Advisors
Massachusetts
$272K – – –
RSA
223
River Street Advisors
Illinois
$272K – – –
RIA
224
RPG Investment Advisory
California
$270K +$3.82K +45 +1%
WSC
225
Wellington Shields & Co
New York
$269K +$132K +1,550 +100%
7 8
9
10 11

HACK Hedge Fund Activity: Q3 2025 in Review

363 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Amplify Cybersecurity ETF (HACK) for Q3 2025, worth a combined $580M — down 11% from $649M a quarter earlier.

Sellers outnumbered buyers: 26 funds closed out of HACK and 23 opened new positions — a net loss of 3 holders — while 91 trimmed existing stakes and 106 added.

The largest buyer was Stifel Financial, adding an estimated $3.3M. The largest seller was Thrivent Financial for Lutherans, exiting entirely with an estimated $19.9M sold.

  • 363 institutional investors held Amplify Cybersecurity ETF (HACK) as of Q3 2025, down from 372 in Q2 2025.
  • Funds reported $580M of Amplify Cybersecurity ETF stock for Q3 2025, down 11% quarter-over-quarter.
  • 23 funds opened new Amplify Cybersecurity ETF positions in Q3 2025 and 26 closed out, a net change of -3 holders.
  • The largest Amplify Cybersecurity ETF buyer in Q3 2025 was Stifel Financial, an estimated $3.3M added.
  • The largest Amplify Cybersecurity ETF seller in Q3 2025 was Thrivent Financial for Lutherans, an estimated $19.9M sold.

Based on aggregated 13F filings for Q3 2025.