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TUDOR INVESTMENT CORP ET AL

Position in ALAB — Astera Labs, Inc.

CIK 923093 STAMFORD, CT

Position in ALAB

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$174,370,220
+$170,277,099 QoQ
Shares Held
361,000
+866.6% QoQ
Ownership
0.208%
of shares outstanding
% of Portfolio
0.86%
of 13F equity value
Holder Rank
#47
of 983 holders
Holding Since
Mar 2024
9 quarters on record
Voting authority Sole 50% Shared 50% None 0%

Common Shares in ALAB Over Time

Shares Held

Position Value (USD)

Derivatives in ALAB

reported options exposure · as of Jun 30, 2026
CallValue
$17,485,324
CallShares
36,200
PutValue
$59,749,574
PutShares
123,700

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 Jun 30, 2026

TUDOR INVESTMENT CORP ET AL holds $2,567,552,255 across 38 Semiconductors names. ALAB ranks #4 (6.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 ALAB
Astera Labs, Inc.
This page
361,000 $174,370,220

All Filings in ALAB

Export CSV
23 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $17,485,324 36,200
2026-06-30 $174,370,220 361,000
2026-06-30 $59,749,574 123,700
2026-03-31 $7,025,360 64,100
2026-03-31 $4,093,121 37,346
2026-03-31 $2,170,080 19,800
2025-12-31 $4,940,892 29,700
2025-12-31 $14,140,600 85,000
2025-12-31 $15,469,317 92,987
2025-09-30 $30,055,300 153,500
2025-09-30 $5,711,877 29,172
2025-09-30 $46,561,240 237,800
2025-06-30 $9,322,302 103,100
2025-06-30 $20,104,706 222,348
2025-06-30 $8,192,052 90,600
2025-03-31 $4,684,095 78,500
2025-03-31 $12,280,086 205,800
2025-03-31 $899,047 15,067
2024-12-31 $6,554,023 49,483
2024-12-31 $3,933,765 29,700
2024-12-31 $1,125,825 8,500
2024-09-30 $481,988 9,200
2024-03-31 $12,167,160 164,000