Applied Optoelectronics, Inc. AAOI US Equity · Short interest

Manufacturing · CIK 1158114 · FY ends Dec 31

$103.13

-0.26 (-0.25%)

USD · as of 2026-09-02 · marketstack

Mkt cap · as of 2026-09-01 $8.7B

Applied Optoelectronics, Inc. (Nasdaq: AAOI), an SEC filer in Semiconductors & Related Devices, closed at $103.13, -0.3%, on 2026-09-02, with a market cap of $8.7B as of 2026-09-01, a return on equity of -7.9%, a net margin of -8.4% and 3-year sales growth of 26.9%. Institutional ownership, earnings history and filed financials are on the tabs below.

Switch Ticker

Short interest· FINRA consolidated · settlement 2026-08-14

6 settlement cycles

Shares short

10.4M

% of shares out

12.3%

Days to cover

1.0

Δ vs 2026-07-31

-0.1%

bars = shares short · line = days to cover (own scale)

Settlement	Shares short	Δ vs prior	Avg daily volume	Days to cover
2026-08-14	10,421,985	-0.1%	15,117,634	1.0
2026-07-31	10,434,298	+5.0%	8,703,601	1.2
2026-07-15	9,936,995	-7.6%	8,725,213	1.1
2026-06-30	10,756,408	+5.1%	12,803,113	1.0
2026-06-15	10,232,545	+2.0%	15,531,485	1.0
2026-05-29	10,036,132	+7.5%	10,443,084	1.0

FINRA Rule 4560 · twice monthly, published ~a week later.

most-shorted stocks →data sources →institutional holders (OWN) →

Output of a disclosed model — assumptions may be wrong. Research, not investment advice. See the Disclaimer.