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ISSUER PROFILE · CIK 0001406666

Calix IncCALX

1 13D/G filings 1 distinct filers 0 insider transactions (365d)

Cross-Reference Snapshot

Activist filings
1
1 SCHEDULE 13G
Distinct filers
1
single filer
Insiders (365d)
0
0 buys · 0 sales
Latest short DTC
3.94
as of 2026-04-30

13D/G Filings Timeline · 1 total

FiledFormFilerStakeSharesIntent
2026-05-18 SCHEDULE 13G ALLIANCEBERNSTEIN L.P. view →

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-04-30 6,058,794 3.94 +0.7%
2026-04-15 6,014,347 7.27 +1.4%
2026-03-31 5,931,459 6.25 +10.9%
2026-03-13 5,346,230 8.49 +8.4%
2026-02-27 4,931,529 4.75 -2.5%
2026-02-13 5,059,227 2.98 +36.9%
2026-01-30 3,695,833 2.61 +17.4%
2026-01-15 3,149,393 3.57 +16.4%
2025-12-31 2,705,195 4.07 +1.1%
2025-12-15 2,675,784 3.19 +5.8%

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