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JANE STREET GROUP, LLC

Position in PBYI — Puma Biotechnology, Inc.

CIK 1595888 NEW YORK, NY

Position in PBYI

as of Mar 31, 2026 · filed May 12, 2026
Position Value
$0
-$216,353 QoQ
Shares Held
0
-100.0% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
17 quarters on record

Common Shares in PBYI Over Time

Shares Held

Position Value (USD)

Derivatives in PBYI

reported options exposure · as of Mar 31, 2026
CallValue
$303,525
CallShares
47,500
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Biotechnology

Healthcare · as of Mar 31, 2026

JANE STREET GROUP, LLC holds $1,210,021,523 across 317 Biotechnology names.

# Ticker Company Shares Value (USD) Open

All Filings in PBYI

Export CSV
22 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $303,525 47,500
2025-12-31 $216,353 36,362
2025-09-30 $735,657 138,542
2025-06-30 $135,306 39,448
2024-12-31 $68,563 22,480
2024-09-30 $81,928 32,129
2024-06-30 $51,360 15,755
2024-03-31 $2,275,028 429,251
2023-12-31 $595,820 137,603
2023-03-31 $54,683 17,697
2022-12-31 $172,660 40,818
2022-06-30 $31,566 11,076
2021-03-31 $109,418 11,257
2020-12-31 $342,684 33,400
2020-12-31 $360,126 35,100
2020-12-31 $534,760 52,121
2020-09-30 $602,836 59,746
2020-09-30 $315,817 31,300
2020-09-30 $173,548 17,200
2020-06-30 $121,853 11,683
2020-06-30 $151,235 14,500
2020-03-31 $108,563 12,863