Skip to main content

MILLENNIUM MANAGEMENT LLC

Position in PBYI — Puma Biotechnology, Inc.

CIK 1273087 NEW YORK, NY

Position in PBYI

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$9,441,346
+$9,342,493 QoQ
Shares Held
1,477,519
+8793.2% QoQ
Ownership
2.90%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 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 Mar 31, 2026

MILLENNIUM MANAGEMENT LLC holds $3,888,297,870 across 342 Biotechnology names. PBYI ranks #99 (0.2% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in PBYI

Export CSV
33 filing rows on record
Report Date Value (USD) Shares
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
2024-12-31 $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 2,985,835
2023-03-31 $768 248,400
2022-12-31 $11,323 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