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MGB

Mass General Brigham Portfolio holdings

AUM $361M
This Fund
S&P 500
This Quarter Est. Return
+9.08%
1 Year Est. Return
–
3 Year Est. Return
–
5 Year Est. Return
–
10 Year Est. Return
–
AUM
$10.8M
AUM Growth
-$99.2M
Cap. Flow
-$100M
Cap. Flow %
-927.57%
Top 10 Hldgs %
100%
Holding
7
New
–
Increased
–
Reduced
–
Closed
5
Avg Time Held
5.5 quarters
Top 10 Avg Time Held
5.5 quarters
Top 20 Avg Time Held
5.5 quarters

Top Buys

No buys this quarter

Top Sells

Rank Stock Value
1
IVV icon
iShares Core S&P 500 ETF
IVV
+$53.8M
2
AGG icon
iShares Core US Aggregate Bond ETF
AGG
+$32.2M
3
IOT icon
Samsara
IOT
+$10.5M
4
FLYW icon
Flywire
FLYW
+$1.82M
5
GTM
ZoomInfo Technologies
GTM
+$1.69M

Sector Composition

Rank Sector Weight
1 Financials 89.84%
2 Consumer Discretionary 10.16%
3 Technology 0%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow Held Since
COIN icon
1
Coinbase
COIN
$48.3B
$9.68M 89.84%
128,947
– –
2021 Q2
9 quarters
RIVN icon
2
Rivian
RIVN
$20.7B
$1.09M 10.16%
45,074
– –
2023 Q1
2 quarters
AGG icon
3
iShares Core US Aggregate Bond ETF
AGG
$136B
– –
-328,893
Closed -$32.2M –
FLYW icon
4
Flywire
FLYW
$2.14B
– –
-58,488
Closed -$1.82M –
IOT icon
5
Samsara
IOT
$24.1B
– –
-378,035
Closed -$10.5M –
IVV icon
6
iShares Core S&P 500 ETF
IVV
$885B
– –
-120,617
Closed -$53.8M –
GTM
7
ZoomInfo Technologies
GTM
$1.08B
– –
-66,415
Closed -$1.69M –

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PC
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SFS
Solitude Financial Services Charlottesville, Virginia $361M AUM 21.75% 1-Year Est. Return
DFG
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PCM
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FPM
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LKIM
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Mass General Brigham's Q3 2023 Portfolio in Review

As of Q3 2023, Mass General Brigham held 7 positions worth $10.8M, down 90% from $110M the previous quarter. Its ten largest holdings account for 100% of the portfolio.

Mass General Brigham withdrew a net $100M in Q3 2023, closing 5 positions. Its most notable exit was iShares Core S&P 500 ETF, an estimated $53.8M position sold in full.

By sector, the portfolio is most concentrated in Financials at 90% of assets, up from 8.4% a quarter earlier, followed by Consumer Discretionary and Technology.

  • Mass General Brigham fully exited iShares Core S&P 500 ETF in Q3 2023, selling an estimated $53.8M.
  • Mass General Brigham's ten largest holdings make up 100% of its $10.8M portfolio in Q3 2023.
  • Mass General Brigham opened 0 new positions and closed 5 in Q3 2023.
  • Mass General Brigham's portfolio value fell 90% quarter-over-quarter to $10.8M.

Based on Mass General Brigham's 13F filing for Q3 2023, filed 23 Oct 2023.