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MILLENNIUM MANAGEMENT LLC

Position in PBYI — Puma Biotechnology, Inc.

CIK 1273087 NEW YORK, NY

Position in PBYI

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$4,884,166
-$4,557,180 QoQ
Shares Held
602,240
-59.2% QoQ
Ownership
1.17%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#21
of 160 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in PBYI Over Time

Shares Held

Position Value (USD)

Derivatives in PBYI

reported options exposure · as of Mar 31, 2024
CallValue
$663,560
CallShares
125,200
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 Jun 30, 2026

MILLENNIUM MANAGEMENT LLC holds $4,631,421,099 across 322 Biotechnology names. PBYI ranks #167 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
3
1,491,404 $197,954,052

All Filings in PBYI

Export CSV
33 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $4,884,166 602,240
2026-03-31 $9,441,346 1,477,519
2025-12-31 $98,853 16,614
2025-09-30 $560,911 105,633
2025-06-30 $1,147,708 334,609
2025-03-31 $4,100,174 1,385,194
2024-12-31 $5,777,084 1,894,126
2024-09-30 $7,346,264 2,880,888
2024-06-30 $10,309,857 3,162,533
2024-03-31 $16,787,553 3,167,463
2024-03-31 $663,560 125,200
2023-12-31 $13,701,198 3,164,249
2023-09-30 $8,109,207 3,083,349
2023-09-30 $526,000 200,000
2023-06-30 $931,214 263,800
2023-06-30 $9,906,076 2,806,254
2023-03-31 $9,226,230 2,985,835
2023-03-31 $767,556 248,400
2022-12-31 $11,323,341 2,676,913
2022-09-30 $518,082 218,600
2022-09-30 $6,618,341 2,792,549
2022-06-30 $6,317,435 2,216,644
2022-03-31 $5,505,624 1,911,675
2021-12-31 $5,190,964 1,707,554
2021-12-31 $608,000 200,000
2021-09-30 $11,684,162 1,666,785
2021-06-30 $6,028,092 656,655
2021-03-31 $7,555,842 777,350
2020-12-31 $7,066,062 688,700
2020-12-31 $1,026,000 100,000
2020-09-30 $8,933,080 885,340
2020-06-30 $12,225,837 1,172,180
2020-03-31 $16,439,643 1,947,825