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JANE STREET GROUP, LLC

Position in ALAB — Astera Labs, Inc.

CIK 1595888 NEW YORK, NY

Position in ALAB

as of Mar 31, 2026 · filed May 12, 2026
Position Value
$475,883
-$571,186 QoQ
Shares Held
4,342
-31.0% QoQ
Ownership
0.003%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2024
9 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in ALAB Over Time

Shares Held

Position Value (USD)

Derivatives in ALAB

reported options exposure · as of Mar 31, 2026
CallValue
$124,976,880
CallShares
1,140,300
PutValue
$283,831,120
PutShares
2,589,700

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 Semiconductors

Technology · as of Mar 31, 2026

JANE STREET GROUP, LLC holds $4,565,803,699 across 55 Semiconductors names. ALAB ranks #40 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ALAB

Export CSV
22 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $283,831,120 2,589,700
2026-03-31 $475,883 4,342
2026-03-31 $124,976,880 1,140,300
2025-12-31 $379,783,244 2,282,900
2025-12-31 $174,245,464 1,047,400
2025-12-31 $1,047,069 6,294
2025-09-30 $421,146,220 2,150,900
2025-09-30 $79,334,438 405,181
2025-09-30 $233,628,560 1,193,200
2025-06-30 $122,329,218 1,352,900
2025-06-30 $14,652,470 162,049
2025-06-30 $72,209,412 798,600
2025-03-31 $69,867,603 1,170,900
2025-03-31 $42,538,743 712,900
2024-12-31 $159,271,125 1,202,500
2024-12-31 $148,396,980 1,120,400
2024-12-31 $24,295,170 183,429
2024-09-30 $23,109,229 441,100
2024-09-30 $15,519,227 296,225
2024-09-30 $40,785,615 778,500
2024-06-30 $5,318,586 87,896
2024-03-31 $16,598,899 223,735