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TWO SIGMA INVESTMENTS, LP

Position in ALAB — Astera Labs, Inc.

CIK 1179392 NEW YORK, NY

Position in ALAB

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$81,576,266
-$23,791,832 QoQ
Shares Held
744,309
+17.5% QoQ
Ownership
0.434%
of shares outstanding
% of Portfolio
0.07%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Sep 2024
7 quarters on record
Voting authority Sole 97.23233227060265.ToString("F0")% Shared 0.ToString("F0")% None 2.7676677293973335.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
$11,935,440
CallShares
108,900
PutValue
$14,291,840
PutShares
130,400

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

TWO SIGMA INVESTMENTS, LP holds $5,261,753,865 across 53 Semiconductors names. ALAB ranks #12 (1.6% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ALAB

Export CSV
12 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $11,935,440 108,900
2026-03-31 $81,576,266 744,309
2026-03-31 $14,291,840 130,400
2025-12-31 $105,368,098 633,374
2025-12-31 $8,600,812 51,700
2025-12-31 $5,573,060 33,500
2025-09-30 $646,140 3,300
2025-09-30 $247,395,258 1,263,510
2025-06-30 $72,271,440 799,286
2025-03-31 $26,858,302 450,114
2024-12-31 $63,441,960 478,988
2024-09-30 $11,333,371 216,327