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O'Brien Greene & Co’s Union Pacific UNP Stock Holding History

O'Brien Greene & Co’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
Q1 		$9.9M Buy
40,793
+1,010
+3% +$247K 2.8% 15
2025
Q4 		$9.2M Buy
39,783
+1,767
+5% +$403K 2.73% 13
2025
Q3 		$8.99M Buy
38,016
+298
+0.8% +$67.2K 2.76% 12
2025
Q2 		$8.68M Sell
37,718
-594
-2% -$132K 2.84% 13
2025
Q1 		$9.05M Sell
38,312
-160
-0.4% -$38.5K 3.04% 9
2024
Q4 		$8.77M Sell
38,472
-86
-0.2% -$20.4K 2.85% 10
2024
Q3 		$9.5M Sell
38,558
-1,223
-3% -$297K 2.96% 8
2024
Q2 		$9M Buy
39,781
+1,519
+4% +$356K 2.85% 9
2024
Q1 		$9.41M Buy
38,262
+358
+0.9% +$88.1K 3.09% 7
2023
Q4 		$9.31M Sell
37,904
-193
-0.5% -$42.4K 3.27% 5
2023
Q3 		$7.76M Sell
38,097
-749
-2% -$163K 2.84% 7
2023
Q2 		$7.95M Buy
38,846
+1,448
+4% +$288K 2.76% 8
2023
Q1 		$7.53M Buy
37,398
+1,061
+3% +$215K 2.82% 9
2022
Q4 		$7.52M Sell
36,337
-73,124
-67% -$15M 2.85% 9
2022
Q3 		$21.3M Buy
109,461
+73,480
+204% +$16.3M 2.83% 8
2022
Q2 		$7.67M Buy
35,981
+588
+2% +$134K 2.9% 8
2022
Q1 		$9.67M Buy
35,393
+310
+0.9% +$78.3K 3.19% 6
2021
Q4 		$8.84M Buy
35,083
+734
+2% +$174K 2.9% 7
2021
Q3 		$6.73M Buy
34,349
+1,389
+4% +$300K 2.46% 9
2021
Q2 		$7.25M Buy
32,960
+781
+2% +$174K 2.59% 7
2021
Q1 		$7.09M Buy
32,179
+680
+2% +$143K 2.81% 7
2020
Q4 		$6.56M Buy
31,499
+1,405
+5% +$281K 2.7% 4
2020
Q3 		$5.92M Sell
30,094
-1,090
-3% -$203K 2.82% 9
2020
Q2 		$5.27M Buy
31,184
+285
+0.9% +$45.7K 2.79% 10
2020
Q1 		$4.36M Sell
30,899
-225
-0.7% -$37.2K 2.9% 10
2019
Q4 		$5.63M Sell
31,124
-320
-1% -$54.8K 2.86% 7
2019
Q3 		$5.09M Sell
31,444
-235
-0.7% -$39.5K 2.73% 8
2019
Q2 		$5.36M Sell
31,679
-4,070
-11% -$697K 2.81% 7
2019
Q1 		$5.98M Sell
35,749
-795
-2% -$128K 3.02% 4
2018
Q4 		$5.05M Buy
+36,544
New +$5.41M 3.01% 4

Other funds holding UNP

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

O'Brien Greene & Co's UNP Position: Q1 2026 in Review

O'Brien Greene & Co increased its Union Pacific (UNP) stake by 2.5% in Q1 2026, buying an estimated $247K and bringing the position to 40,793 shares worth $9.9M. The position accounts for 2.8% of the portfolio, ranked #15.

O'Brien Greene & Co first reported a position in UNP in Q4 2018 and has held it in 30 quarters since. The position peaked at $21.3M in Q3 2022. 2,762 funds tracked by Wall St. Rank hold UNP as of Q1 2026.

  • O'Brien Greene & Co held 40,793 shares of Union Pacific worth $9.9M as of Q1 2026.
  • O'Brien Greene & Co bought 1,010 Union Pacific shares in Q1 2026, an estimated $247K.
  • Union Pacific made up 2.8% of O'Brien Greene & Co's portfolio in Q1 2026, its #15 holding.
  • O'Brien Greene & Co first reported a position in Union Pacific in Q4 2018 and has held it in 30 quarters since.
  • O'Brien Greene & Co's Union Pacific position peaked at $21.3M in Q3 2022.
  • 2,762 funds tracked by Wall St. Rank held Union Pacific as of Q1 2026.

Based on O'Brien Greene & Co's 13F filing for Q1 2026, filed 6 May 2026.