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MAM

Mark Asset Management Portfolio holdings

AUM $1.49B
1-Year Est. Return 68.19%
This Fund
S&P 500
This Quarter Est. Return
+11.12%
1 Year Est. Return
+68.19%
3 Year Est. Return
+325.1%
5 Year Est. Return
+491.84%
10 Year Est. Return
+5,389.34%
AUM
$1.39B
AUM Growth
+$105M
Cap. Flow
+$86M
Cap. Flow %
6.19%
Top 10 Hldgs %
57.66%
Holding
61
New
9
Increased
24
Reduced
11
Closed
6

Top Buys

Rank Stock Value
1
PSKY
Paramount Skydance Corp
PSKY
+$25.1M
2
PINS icon
Pinterest
PINS
+$14.2M
3
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$13.7M
4
NWSA icon
News Corp Class A
NWSA
+$11.1M
5
ARM icon
Arm
ARM
+$8.22M

Top Sells

Rank Stock Value
1
PARA
Paramount Global Class B
PARA
+$21M
2
ISRG icon
Intuitive Surgical
ISRG
+$12M
3
ORCL icon
Oracle
ORCL
+$7.55M
4
NFLX icon
Netflix
NFLX
+$4.87M
5
GE icon
GE Aerospace
GE
+$3.83M

Sector Composition

Rank Sector Weight
1 Miscellaneous 29.49%
2 Technology 23.05%
3 Communication Services 20.85%
4 Consumer Discretionary 10.92%
5 Industrials 9.85%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
UNP icon
51
Union Pacific
UNP
$168B
$1.05M 0.08%
+4,434
New +$999K
LQDA icon
52
Liquidia Corp
LQDA
$6.12B
$995K 0.07%
43,756
+18,256
+72% +$396K
MLYS icon
53
Mineralys Therapeutics
MLYS
$2.47B
$738K 0.05%
+19,465
New +$421K
AMT icon
54
American Tower
AMT
$81.8B
$428K 0.03%
2,228
– –
BHVN icon
55
Biohaven
BHVN
$2.1B
$177K 0.01%
11,787
-7,513
-39% -$109K
HHH icon
56
Howard Hughes
HHH
$3.68B
– –
-9,256
Closed -$625K
INBX icon
57
Inhibrx
INBX
$1.54B
– –
-17,000
Closed -$243K
ISRG icon
58
Intuitive Surgical
ISRG
$135B
– –
-22,070
Closed -$12M
KVUE icon
59
Kenvue
KVUE
$34.3B
– –
-50,000
Closed -$1.05M
PARA
60
DELISTED
Paramount Global Class B
PARA
– –
-1,626,115
Closed -$21M
SPY icon
61
PUT
State Street SPDR S&P 500 ETF Trust
SPY
$804B
– –
-565,000
Closed -$349M
1 2
3

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TAM
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PIA
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WAG
Winthrop Advisory Group Boston, Massachusetts $1.48B AUM 22.62% 1-Year Est. Return
GAM
Gemmer Asset Management Walnut Creek, California $1.49B AUM 42.66% 1-Year Est. Return
WA
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MM
Main Management San Francisco, California $1.49B AUM 22.28% 1-Year Est. Return
CFIA
Cantor Fitzgerald Investment Advisors New York $1.48B AUM 24.05% 1-Year Est. Return
RG
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Mark Asset Management's Q3 2025 Portfolio in Review

As of Q3 2025, Mark Asset Management held 61 positions worth $1.39B, up 8.2% from $1.28B the previous quarter. Its ten largest holdings account for 58% of the portfolio.

Mark Asset Management deployed $86M of net new capital in Q3 2025, opening 9 new positions and adding to 24 existing holdings. Its largest new stake was Paramount Skydance Corp: 1,584,368 shares worth $30M.

By sector, the portfolio is most concentrated in Miscellaneous at 29% of assets, down from 35% a quarter earlier, followed by Technology and Communication Services.

On the sell side, the largest reduction was Oracle, an estimated $7.55M trimmed.

  • Mark Asset Management's largest Q3 2025 buy was Paramount Skydance Corp: 1,584,368 shares worth $30M.
  • Mark Asset Management added most to Pinterest in Q3 2025, an estimated $14.2M increase.
  • Mark Asset Management's biggest Q3 2025 reduction was Oracle, cutting an estimated $7.55M.
  • Mark Asset Management fully exited Paramount Global Class B in Q3 2025, selling an estimated $21M.
  • Mark Asset Management's ten largest holdings make up 58% of its $1.39B portfolio in Q3 2025.
  • Mark Asset Management opened 9 new positions and closed 6 in Q3 2025.
  • Mark Asset Management's portfolio value rose 8.2% quarter-over-quarter to $1.39B.

Based on Mark Asset Management's 13F filing for Q3 2025, filed 14 Nov 2025.