Twin Tree Management
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Twin Tree Management’s Occidental Petroleum OXY Stock Holding History

Twin Tree Management’s Portfolio OXY Stock Details OXY Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$6.94M Sell
106,700
-22,700
-18% -$1.14M 0.15% 149
2025
Q4 		$5.32M Hold
129,400
– – 0.05% 486
2025
Q3 		$6.11M Sell
129,400
-544,500
-81% -$24.6M 0.03% 683
2025
Q2 		$28.3M Hold
673,900
– – 0.05% 352
2025
Q1 		$33.3M Buy
673,900
+673,200
+96,171% +$32.9M 0.06% 275
2024
Q4 		$34.6K Buy
+700
New +$35.4K ﹤0.01% 1454
2024
Q3 		– Sell
-2,217,100
Closed -$140M – 1713
2024
Q2 		$140M Sell
2,217,100
-2,394,400
-52% -$154M 0.32% 52
2024
Q1 		$300M Buy
4,611,500
+1,439,400
+45% +$86M 0.66% 22
2023
Q4 		$189M Buy
3,172,100
+2,504,600
+375% +$153M 0.36% 50
2023
Q3 		$43.3M Sell
667,500
-1,647,600
-71% -$104M 0.1% 192
2023
Q2 		$136M Buy
2,315,100
+1,866,400
+416% +$112M 0.21% 78
2023
Q1 		$28M Sell
448,700
-1,156,000
-72% -$71.8M 0.05% 306
2022
Q4 		$101M Sell
1,604,700
-1,048,000
-40% -$71.4M 0.22% 69
2022
Q3 		$163M Sell
2,652,700
-380,400
-13% -$24.3M 0.31% 34
2022
Q2 		$179M Buy
3,033,100
+690,800
+29% +$42.4M 0.28% 31
2022
Q1 		$133M Buy
2,342,300
+826,400
+55% +$36.5M 0.21% 53
2021
Q4 		$43.9M Sell
1,515,900
-947,200
-38% -$29.7M 0.09% 192
2021
Q3 		$72.9M Buy
2,463,100
+1,512,300
+159% +$40.4M 0.16% 107
2021
Q2 		$29.7M Buy
950,800
+940,200
+8,870% +$25.2M 0.08% 246
2021
Q1 		$282K Sell
10,600
-177,300
-94% -$4.44M ﹤0.01% 1115
2020
Q4 		$3.25M Buy
187,900
+147,500
+365% +$2.02M 0.01% 740
2020
Q3 		$404K Buy
+40,400
New +$570K ﹤0.01% 986
2017
Q1 		– Sell
-199,200
Closed -$14.2M – 1188
2016
Q4 		$14.2M Buy
199,200
+101,100
+103% +$7.18M 0.14% 181
2016
Q3 		$7.15M Buy
98,100
+50,900
+108% +$3.81M 0.09% 218
2016
Q2 		$3.57M Buy
47,200
+37,800
+402% +$2.82M 0.06% 339
2016
Q1 		$643K Sell
9,400
-21,653
-70% -$1.45M 0.01% 736
2015
Q4 		$2.1M Sell
31,053
-701
-2% -$50.4K 0.04% 399
2015
Q3 		$2.1M Buy
31,754
+23,139
+269% +$1.62M 0.05% 334
2015
Q2 		$669K Sell
8,615
-28,648
-77% -$2.24M 0.02% 768
2015
Q1 		$2.72M Sell
37,263
-2,004
-5% -$155K 0.07% 305
2014
Q4 		$3.16M Buy
39,267
+9,624
+32% +$799K 0.09% 256
2014
Q3 		$2.73M Sell
29,643
-31,000
-51% -$2.97M 0.07% 288
2014
Q2 		$5.96M Sell
60,643
-36,115
-37% -$3.39M 0.13% 157
2014
Q1 		$8.83M Buy
+96,758
New +$8.65M 0.18% 109
2013
Q4 		– Sell
-18,475
Closed -$1.66M – 996
2013
Q3 		$1.66M Buy
18,475
+17,431
+1,670% +$1.5M 0.06% 359
2013
Q2 		$89K Buy
+1,044
New +$88.2K ﹤0.01% 737

Other funds holding OXY

Berkshire Hathaway
Berkshire Hathaway Omaha, Nebraska $263B AUM 16.68% 1-Year Est. Return
Dodge & Cox
Dodge & Cox San Francisco, California $182B AUM 14.68% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
GQG Partners
GQG Partners Ft. Lauderdale, Florida $63.1B AUM 23.07% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
HHII
H&H International Investment Palo Alto, California $20B AUM 9.66% 1-Year Est. Return

Twin Tree Management's OXY Position: Q1 2026 in Review

Twin Tree Management reduced its Occidental Petroleum (OXY) stake by 43% in Q1 2026, selling an estimated $1.35M and leaving 34,977 shares worth $2.27M. The position accounts for 0.05% of the portfolio, ranked #433.

Twin Tree Management first reported a position in OXY in Q2 2013 and has held it in 38 quarters since. The position peaked at $22.3M in Q2 2025. 1,292 funds tracked by Wall St. Rank hold OXY as of Q1 2026.

  • Twin Tree Management held 34,977 shares of Occidental Petroleum worth $2.27M as of Q1 2026.
  • Twin Tree Management sold 26,749 Occidental Petroleum shares in Q1 2026, an estimated $1.35M.
  • Occidental Petroleum made up 0.05% of Twin Tree Management's portfolio in Q1 2026, its #433 holding.
  • Twin Tree Management first reported a position in Occidental Petroleum in Q2 2013 and has held it in 38 quarters since.
  • Twin Tree Management's Occidental Petroleum position peaked at $22.3M in Q2 2025.
  • 1,292 funds tracked by Wall St. Rank held Occidental Petroleum as of Q1 2026.

Based on Twin Tree Management's 13F filing for Q1 2026, filed 14 May 2026.