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MainStreet Investment Advisors’s Palantir PLTR Stock Holding History

MainStreet Investment Advisors’s Portfolio PLTR Stock Details PLTR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$623K Buy
5,343
+959
+22% +$131K 0.08% 129
2026
Q1 		$641K Buy
4,384
+1,733
+65% +$265K 0.1% 115
2025
Q4 		$471K Buy
+2,651
New +$480K 0.07% 125

Other funds holding PLTR

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
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

MainStreet Investment Advisors's PLTR Position: Q2 2026 in Review

MainStreet Investment Advisors increased its Palantir (PLTR) stake by 22% in Q2 2026, buying an estimated $131K and bringing the position to 5,343 shares worth $623K. The position accounts for 0.08% of the portfolio, ranked #129.

MainStreet Investment Advisors first reported a position in PLTR in Q4 2025 and has held it in 3 quarters since. The position peaked at $641K in Q1 2026. 2,849 funds tracked by Wall St. Rank hold PLTR as of Q2 2026.

  • MainStreet Investment Advisors held 5,343 shares of Palantir worth $623K as of Q2 2026.
  • MainStreet Investment Advisors bought 959 Palantir shares in Q2 2026, an estimated $131K.
  • Palantir made up 0.08% of MainStreet Investment Advisors's portfolio in Q2 2026, its #129 holding.
  • MainStreet Investment Advisors first reported a position in Palantir in Q4 2025 and has held it in 3 quarters since.
  • MainStreet Investment Advisors's Palantir position peaked at $641K in Q1 2026.
  • 2,849 funds tracked by Wall St. Rank held Palantir as of Q2 2026.

Based on MainStreet Investment Advisors's 13F filing for Q2 2026, filed 12 Aug 2026.