Skip to main content

MILLENNIUM MANAGEMENT LLC

Position in SNDX — Syndax Pharmaceuticals Inc

CIK 1273087 NEW YORK, NY

Position in SNDX

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$44,899,565
+$40,238,685 QoQ
Shares Held
2,053,960
+929.4% QoQ
Ownership
2.30%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#13
of 242 holders
Holding Since
Mar 2020
23 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in SNDX Over Time

Shares Held

Position Value (USD)

Derivatives in SNDX

reported options exposure · as of Dec 31, 2025
CallValue
$1,050,500
CallShares
50,000
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 $4,596,585,112 across 322 Biotechnology names. SNDX ranks #21 (1.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in SNDX

Export CSV
25 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $44,899,565 2,053,960
2026-03-31 $4,660,880 199,524
2025-12-31 $1,050,500 50,000
2025-12-31 $1,091,196 51,937
2025-09-30 $16,099,725 1,046,456
2025-06-30 $14,971,010 1,598,613
2025-03-31 $5,265,989 428,652
2024-12-31 $7,757,628 586,810
2024-09-30 $21,559,287 1,119,963
2024-06-30 $21,874,879 1,065,508
2024-03-31 $16,228,601 681,874
2023-12-31 $20,370,493 942,642
2023-09-30 $6,385,460 439,770
2023-09-30 $3,775,200 260,000
2023-06-30 $3,175,081 151,700
2023-03-31 $881,295 41,728
2022-06-30 $473,323 24,601
2022-03-31 $7,405,843 426,113
2021-12-31 $410,700 18,762
2021-09-30 $704,222 36,851
2021-06-30 $3,500,018 203,845
2020-12-31 $16,838,949 757,147
2020-09-30 $11,945,120 809,290
2020-06-30 $12,775,551 862,048
2020-03-31 $3,083,568 281,091