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David Greenspan’s Union Pacific UNP Stock Holding History

David Greenspan’s Portfolio UNP Stock Details UNP Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$626M Buy
2,302,604
+1,569,800
+214% +$412M 8.67% 1
2026
Q1 		$178M Sell
732,804
-17,400
-2% -$4.26M 2.64% 18
2025
Q4 		$174M Sell
750,204
-881,396
-54% -$201M 2.34% 17
2025
Q3 		$386M Buy
+1,631,600
New +$368M 5.97% 3

Other funds holding UNP

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
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
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
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

David Greenspan's UNP Position: Q2 2026 in Review

David Greenspan increased its Union Pacific (UNP) stake by 214% in Q2 2026, buying an estimated $412M and bringing the position to 2,302,604 shares worth $626M. The position accounts for 8.67% of the portfolio, ranked #1.

David Greenspan first reported a position in UNP in Q3 2025 and has held it in 4 quarters since. 2,872 funds tracked by Wall St. Rank hold UNP as of Q2 2026.

  • David Greenspan held 2,302,604 shares of Union Pacific worth $626M as of Q2 2026.
  • David Greenspan bought 1,569,800 Union Pacific shares in Q2 2026, an estimated $412M.
  • Union Pacific made up 8.67% of David Greenspan's portfolio in Q2 2026, its #1 holding.
  • David Greenspan first reported a position in Union Pacific in Q3 2025 and has held it in 4 quarters since.
  • 2,872 funds tracked by Wall St. Rank held Union Pacific as of Q2 2026.

Based on Slate Path Capital's 13F filing for Q2 2026, filed 14 Aug 2026.