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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
SEZL
3326
Sezzle
SEZL
$5.17B
– –
-7,544
Closed -$600K
SEZL
3327
PUT
Sezzle
SEZL
$5.17B
– –
-9,900
Closed -$787K
SFL icon
3328
CALL
SFL Corp
SFL
$1.59B
– –
-16,700
Closed -$126K
SFL icon
3329
PUT
SFL Corp
SFL
$1.59B
– –
-1,400
Closed -$10.5K
SGML icon
3330
CALL
Sigma Lithium
SGML
$1.08B
– –
-583,400
Closed -$3.74M
SITM icon
3331
CALL
SiTime
SITM
$16.6B
– –
-2,300
Closed -$693K
SJT
3332
CALL
San Juan Basin Royalty Trust
SJT
$117M
– –
-48,200
Closed -$291K
SKYT icon
3333
CALL
SkyWater Technology
SKYT
$1.51B
– –
-404,500
Closed -$7.55M
SLAB icon
3334
CALL
Silicon Laboratories
SLAB
$7.15B
– –
-20,000
Closed -$2.62M
SLDP icon
3335
CALL
Solid Power
SLDP
$468M
– –
-50,000
Closed -$174K
SLG icon
3336
PUT
SL Green Realty
SLG
$3.88B
– –
-5,000
Closed -$299K
SM icon
3337
CALL
SM Energy
SM
$7.96B
– –
-172,500
Closed -$4.31M
SMG icon
3338
ScottsMiracle-Gro
SMG
$4.03B
– –
-4,993
Closed -$280K
SMLR
3339
CALL
DELISTED
Semler Scientific
SMLR
– –
-15,100
Closed -$453K
SMTC icon
3340
PUT
Semtech
SMTC
$11.7B
– –
-7,100
Closed -$507K
SN icon
3341
SharkNinja
SN
$21B
– –
-6,060
Closed -$597K
SNA icon
3342
Snap-on
SNA
$20.9B
– –
-61
Closed -$21.2K
SNA icon
3343
PUT
Snap-on
SNA
$20.9B
– –
-7,800
Closed -$2.7M
SNEX icon
3344
CALL
StoneX
SNEX
$8.83B
– –
-27,450
Closed -$1.23M
SRE icon
3345
Sempra
SRE
$60.8B
– –
-7,735
Closed -$704K
SRE icon
3346
PUT
Sempra
SRE
$60.8B
– –
-37,800
Closed -$3.4M
STC icon
3347
Stewart Information Services
STC
$2.05B
– –
-6,358
Closed -$466K
STRL icon
3348
Sterling Infrastructure
STRL
$20.3B
– –
-4,370
Closed -$1.48M
SWBI icon
3349
CALL
Smith & Wesson
SWBI
$655M
– –
-426,000
Closed -$4.19M
SXC icon
3350
CALL
SunCoke Energy
SXC
$757M
– –
-11,200
Closed -$91.4K
132 133
134
135 136

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State of Wisconsin Investment Board
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DB
Danske Bank Copenhagen K, Denmark $41.5B AUM 29.19% 1-Year Est. Return
Holocene Advisors
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WCM Investment Management
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AS
Akuna Securities Chicago, Illinois $44.1B AUM 15.47% 1-Year Est. Return
CIBC Asset Management
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Newport Trust Company
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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.