PEAK6
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PEAK6’s Microsoft MSFT Stock Holding History

PEAK6’s Portfolio MSFT Stock Details MSFT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$291M Sell
779,100
-139,900
-15% -$56.6M 0.6% 32
2026
Q1 		$340M Buy
919,000
+531,200
+137% +$222M 0.8% 26
2025
Q4 		$188M Sell
387,800
-220,400
-36% -$110M 0.35% 55
2025
Q3 		$315M Sell
608,200
-1,437,600
-70% -$733M 0.46% 44
2025
Q2 		$1.02B Buy
2,045,800
+1,668,100
+442% +$724M 1.88% 6
2025
Q1 		$142M Sell
377,700
-81,800
-18% -$33.4M 0.32% 66
2024
Q4 		$194M Buy
+459,500
New +$196M 0.41% 48

Other funds holding MSFT

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

PEAK6's MSFT Position: Q2 2026 in Review

PEAK6 increased its Microsoft (MSFT) stake by 11,362,100% in Q2 2026, buying an estimated $138M and bringing the position to 340,866 shares worth $127M. The position accounts for 0.26% of the portfolio, ranked #75.

PEAK6 first reported a position in MSFT in Q4 2024 and has held it in 7 quarters since. 6,221 funds tracked by Wall St. Rank hold MSFT as of Q2 2026.

  • PEAK6 held 340,866 shares of Microsoft worth $127M as of Q2 2026.
  • PEAK6 bought 340,863 Microsoft shares in Q2 2026, an estimated $138M.
  • Microsoft made up 0.26% of PEAK6's portfolio in Q2 2026, its #75 holding.
  • PEAK6 first reported a position in Microsoft in Q4 2024 and has held it in 7 quarters since.
  • 6,221 funds tracked by Wall St. Rank held Microsoft as of Q2 2026.

Based on PEAK6's 13F filing for Q2 2026, filed 13 Aug 2026.