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Shannon River Fund Management’s Palantir PLTR Stock Holding History

Shannon River Fund Management’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 		– Sell
-29,150
Closed -$4.26M – 45
2026
Q1 		$4.26M Buy
29,150
+185
+0.6% +$28.3K 0.81% 27
2025
Q4 		$5.15M Sell
28,965
-28,145
-49% -$5.1M 0.81% 25
2025
Q3 		$10.4M Sell
57,110
-80,898
-59% -$13.1M 1.68% 16
2025
Q2 		$18.8M Sell
138,008
-56,392
-29% -$6.61M 2.5% 15
2025
Q1 		$16.4M Buy
+194,400
New +$17.1M 4.28% 12

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

Shannon River Fund Management's PLTR Position: Q2 2026 in Review

Shannon River Fund Management sold out of Palantir (PLTR) in Q2 2026, closing a stake of 29,150 shares — an estimated $4.26M sold.

Shannon River Fund Management first reported a position in PLTR in Q1 2025 and held it in 5 quarters. The position peaked at $18.8M in Q2 2025. 2,845 funds tracked by Wall St. Rank hold PLTR as of Q2 2026.

  • Shannon River Fund Management reported no remaining Palantir position as of Q2 2026 after selling out during the quarter.
  • Shannon River Fund Management sold 29,150 Palantir shares in Q2 2026, an estimated $4.26M.
  • Shannon River Fund Management first reported a position in Palantir in Q1 2025 and held it in 5 quarters.
  • Shannon River Fund Management's Palantir position peaked at $18.8M in Q2 2025.
  • 2,845 funds tracked by Wall St. Rank held Palantir as of Q2 2026.

Based on Shannon River Fund Management's 13F filing for Q2 2026, filed 13 Aug 2026.