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PEAK6

PEAK6 Portfolio holdings

AUM $42.6B
1-Year Est. Return 66.3%
This Fund
S&P 500
This Quarter Est. Return
-3.54%
1 Year Est. Return
+66.3%
3 Year Est. Return
–
5 Year Est. Return
–
10 Year Est. Return
–
AUM
$53.8B
AUM Growth
-$14.5B
Cap. Flow
-$14.1B
Cap. Flow %
-26.26%
Top 10 Hldgs %
21.19%
Holding
3,487
New
618
Increased
781
Reduced
1,183
Closed
729

Top Buys

Rank Stock Value
1
CRWV
CoreWeave
CRWV
+$378M
2
COIN icon
Coinbase
COIN
+$108M
3
MU icon
Micron Technology
MU
+$70.9M
4
SLV icon
iShares Silver Trust
SLV
+$67.4M
5
PDD icon
Pinduoduo
PDD
+$50.8M

Top Sells

Rank Stock Value
1
GS icon
Goldman Sachs
GS
+$130M
2
QQQ icon
Invesco QQQ Trust
QQQ
+$108M
3
TSLA icon
Tesla
TSLA
+$101M
4
META icon
Meta Platforms (Facebook)
META
+$81.5M
5
AVGO icon
Broadcom
AVGO
+$76.2M

Sector Composition

Rank Sector Weight
1 Technology 2.78%
2 Financials 0.91%
3 Consumer Discretionary 0.85%
4 Industrials 0.54%
5 Communication Services 0.38%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
AIFC
3451
CALL
AI Financial Corp
AIFC
$60.6M
– –
-50,000
Closed -$135K
AIFC
3452
AI Financial Corp
AIFC
$60.6M
– –
-1
Closed -$3
ALAB icon
3453
Astera Labs
ALAB
$50B
– –
-3
Closed -$502
LOAR icon
3454
Loar Holdings
LOAR
$6.64B
– –
-10,484
Closed -$839K
MRX
3455
Marex Group Limited Ordinary Shares
MRX
$4.72B
– –
-26,354
Closed -$886K
NNE
3456
PUT
Nano Nuclear Energy
NNE
$813M
– –
-10,300
Closed -$397K
CNR
3457
CALL
Core Natural Resources Inc
CNR
$4.19B
– –
-161,600
Closed -$13.5M
ETHA
3458
iShares Ethereum Trust ETF
ETHA
$5.25B
– –
-312,599
Closed -$8.18M
CEP
3459
CALL
DELISTED
Cantor Equity Partners
CEP
– –
-24,500
Closed -$548K
CEP
3460
DELISTED
Cantor Equity Partners
CEP
– –
-19,424
Closed -$435K
CEP
3461
PUT
DELISTED
Cantor Equity Partners
CEP
– –
-30,900
Closed -$692K
SEI
3462
CALL
Solaris Energy Infrastructure
SEI
$3.31B
– –
-80,100
Closed -$3.2M
SEI
3463
PUT
Solaris Energy Infrastructure
SEI
$3.31B
– –
-28,200
Closed -$1.13M
IMSR
3464
Terrestrial Energy
IMSR
$517M
– –
-41,389
Closed -$553K
IMSR
3465
PUT
Terrestrial Energy
IMSR
$517M
– –
-100
Closed -$1.64K
FLG
3466
Flagstar Bank National Association
FLG
$5.77B
– –
-32,096
Closed -$384K
TSSI
3467
CALL
TSS Inc
TSSI
$272M
– –
-123,100
Closed -$2.23M
PONY
3468
CALL
Pony AI Inc
PONY
$3.1B
– –
-678,300
Closed -$15.3M
MRP
3469
CALL
Millrose Properties Inc
MRP
$4.74B
– –
-16,400
Closed -$551K
TIC
3470
TIC Solutions Inc
TIC
$1.58B
– –
-7,501
Closed -$83.5K
USAR
3471
USA Rare Earth Inc
USAR
$3.46B
– –
-41,479
Closed -$790K
USAR
3472
PUT
USA Rare Earth Inc
USAR
$3.46B
– –
-56,000
Closed -$963K
JOYY
3473
CALL
JOYY Inc
JOYY
$3.73B
– –
-47,400
Closed -$2.78M
BULL
3474
PUT
Webull Corp
BULL
$3.98B
– –
-748,200
Closed -$11.1M
GENVR
3475
CALL
Gen Digital Inc Contingent Value Rights
GENVR
– –
-5,000
Closed -$37K
136 137 138
139
140

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DB
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WCM Investment Management
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AS
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CIBC Asset Management
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PEAK6's Q4 2025 Portfolio in Review

As of Q4 2025, PEAK6 held 3,487 positions worth $53.8B, down 21% from $68.3B the previous quarter. Its ten largest holdings account for 21% of the portfolio.

PEAK6 withdrew a net $14.1B in Q4 2025, closing 729 positions and reducing 1,183 holdings. Its most notable exit was Marvell Technology, an estimated $36.3M position sold in full.

By sector, the portfolio is most concentrated in Technology at 2.8% of assets, up from 2.4% a quarter earlier, followed by Financials and Consumer Discretionary.

Against the trend, PEAK6 opened a new position in Micron Technology worth $88.2M.

  • PEAK6's largest Q4 2025 buy was Micron Technology: 309,188 shares worth $88.2M.
  • PEAK6 added most to CoreWeave in Q4 2025, an estimated $378M increase.
  • PEAK6's biggest Q4 2025 reduction was Goldman Sachs, cutting an estimated $130M.
  • PEAK6 fully exited Marvell Technology in Q4 2025, selling an estimated $36.3M.
  • PEAK6's ten largest holdings make up 21% of its $53.8B portfolio in Q4 2025.
  • PEAK6 opened 618 new positions and closed 729 in Q4 2025.
  • PEAK6's portfolio value fell 21% quarter-over-quarter to $53.8B.

Based on PEAK6's 13F filing for Q4 2025, filed 13 Feb 2026.