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MPM
MBB Public Markets Portfolio holdings
AUM
$839M
1-Year Est. Return
20.48%
This Fund
S&P 500
This Quarter
Est. Return
+2.83%
1 Year Est. Return
+20.48%
3 Year Est. Return
+49.88%
5 Year Est. Return
–
10 Year Est. Return
–
AUM
$752M
AUM Growth
-$306M
(-29%)
Cap. Flow
-$322M
Cap. Flow
% of AUM
-42.83%
Top 10 Holdings %
Top 10 Hldgs %
90%
Holding
506
New
3
Increased
4
Reduced
16
Closed
468
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Amazon
AMZN
|
+$56.6M |
| 2 |
Progressive
PGR
|
+$38.4M |
| 3 |
AerCap
AER
|
+$34.1M |
| 4 |
Ferguson
FERG
|
+$5.66M |
| 5 |
PSKY
Paramount Skydance Corp
PSKY
|
+$348K |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Cameco
CCJ
|
+$25.5M |
| 2 |
iShares MSCI Japan ETF
EWJ
|
+$21.7M |
| 3 |
Vistra
VST
|
+$18.2M |
| 4 |
SLB Ltd
SLB
|
+$15.1M |
| 5 |
IQVIA
IQV
|
+$13.4M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Industrials | 27.02% |
| 2 | Financials | 24.58% |
| 3 | Consumer Discretionary | 12.93% |
| 4 | Technology | 6.92% |
| 5 | Communication Services | 5.16% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
326
Molina Healthcare
MOH
$10.2B
| – | – |
-807
| Closed | -$240K |
|
327
The Mosaic Company
MOS
$6.93B
| – | – |
-9,172
| Closed | -$335K |
|
328
Marathon Petroleum
MPC
$89.6B
| – | – |
-1,715
| Closed | -$285K |
|
329
Monolithic Power Systems
MPWR
$66B
| – | – |
-426
| Closed | -$312K |
|
330
Merck
MRK
$316B
| – | – |
-2,542
| Closed | -$201K |
|
331
Moderna
MRNA
$22B
| – | – |
-7,681
| Closed | -$212K |
|
332
Morgan Stanley
MS
$332B
| – | – |
-2,086
| Closed | -$294K |
|
333
MSCI
MSCI
$41.8B
| – | – |
-440
| Closed | -$254K |
|
334
Motorola Solutions
MSI
$72.6B
| – | – |
-580
| Closed | -$244K |
|
335
Match Group
MTCH
$9.46B
| – | – |
-8,139
| Closed | -$251K |
|
336
Mettler-Toledo International
MTD
$29B
| – | – |
-211
| Closed | -$248K |
|
337
M&T Bank
MTB
$36.2B
| – | – |
-1,354
| Closed | -$263K |
|
338
Micron Technology
MU
$937B
| – | – |
-2,425
| Closed | -$299K |
|
339
Norwegian Cruise Line
NCLH
$9.07B
| – | – |
-12,786
| Closed | -$259K |
|
340
Nasdaq
NDAQ
$52.6B
| – | – |
-3,285
| Closed | -$294K |
|
341
Nordson
NDSN
$16.9B
| – | – |
-1,196
| Closed | -$256K |
|
342
NextEra Energy
NEE
$181B
| – | – |
-3,624
| Closed | -$252K |
|
343
Newmont
NEM
$100B
| – | – |
-5,438
| Closed | -$317K |
|
344
Netflix
NFLX
$305B
| – | – |
-2,860
| Closed | -$383K |
|
345
NiSource
NI
$21.3B
| – | – |
-6,554
| Closed | -$264K |
|
346
Nike
NKE
$63.3B
| – | – |
-3,492
| Closed | -$248K |
|
347
Northrop Grumman
NOC
$77.9B
| – | – |
-550
| Closed | -$275K |
|
348
ServiceNow
NOW
$118B
| – | – |
-1,590
| Closed | -$327K |
|
349
NRG Energy
NRG
$29.2B
| – | – |
-2,771
| Closed | -$445K |
|
350
Norfolk Southern
NSC
$75.6B
| – | – |
-1,099
| Closed | -$281K |
|
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MBB Public Markets's Q3 2025 Portfolio in Review
As of Q3 2025, MBB Public Markets held 506 positions worth $752M, down 29% from $1.06B the previous quarter. Its ten largest holdings account for 90% of the portfolio.
MBB Public Markets withdrew a net $322M in Q3 2025, closing 468 positions and reducing 16 holdings. Its most notable exit was Vistra, an estimated $18.2M position sold in full.
By sector, the portfolio is most concentrated in Industrials at 27% of assets, up from 17% a quarter earlier, followed by Financials and Consumer Discretionary.
Against the trend, MBB Public Markets opened a new position in Paramount Skydance Corp worth $416K.
- MBB Public Markets's largest Q3 2025 buy was Paramount Skydance Corp: 21,991 shares worth $416K.
- MBB Public Markets added most to Amazon in Q3 2025, an estimated $56.6M increase.
- MBB Public Markets's biggest Q3 2025 reduction was Cameco, cutting an estimated $25.5M.
- MBB Public Markets fully exited Vistra in Q3 2025, selling an estimated $18.2M.
- MBB Public Markets's ten largest holdings make up 90% of its $752M portfolio in Q3 2025.
- MBB Public Markets opened 3 new positions and closed 468 in Q3 2025.
- MBB Public Markets's portfolio value fell 29% quarter-over-quarter to $752M.
Based on MBB Public Markets's 13F filing for Q3 2025, filed 14 Nov 2025.