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D. E. Shaw & Co., Inc.

CIK
1009207
City
New York
State / Country
NY

Top Portfolio Positions

2,765 positions · $152,679,076,469 total · as of Mar 31, 2026
Ticker Company Shares Value (USD) % of Portfolio Open

Portfolio Trend

25 quarters · across all stocks

Holdings in PTEN

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Shares Held

Position Value (USD)

33 quarters on record
Report Date Value (USD) Shares
2026-03-31 $2,821,247 260,503
2025-12-31 $122,096 19,983
2025-09-30 $2,159,024 416,800
2025-09-30 $1,008,028 194,600
2025-06-30 $1,285,624 216,800
2025-06-30 $960,600 161,990
2025-03-31 $1,233,000 150,000
2025-03-31 $748,924 91,110
2024-12-31 $5,366,522 649,700
2024-12-31 $2,092,505 253,330
2024-09-30 $4,970,205 649,700
2024-09-30 $2,928,251 382,778
2024-06-30 $1,554,000 150,000
2024-06-30 $404,008 38,997
2024-03-31 $192,234 16,100
2024-03-31 $6,018,954 504,100
2024-03-31 $406,759 34,067
2023-09-30 $1,159,445 83,775
2023-06-30 $1,578,292 131,854
2023-03-31 $972,071 83,083
2022-12-31 $8,023,232 476,439
2022-09-30 $163,391 13,989
2022-06-30 $3,319,056 210,600
2022-06-30 $351,968 22,333
2022-06-30 $917,232 58,200
2021-12-31 $919,858 108,859
2021-09-30 $1,850,211 205,579
2021-06-30 $4,294,914 432,084
2021-03-31 $5,047,355 707,904
2020-12-31 $8,186,490 1,556,367
2020-09-30 $4,782,428 1,678,045
2020-06-30 $11,438,161 3,296,300
2020-03-31 $2,084,153 886,874