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STMicroelectronics N.V. (STM): Short Interest History

The most recent FINRA short interest report for STM (settlement date August 14, 2026) shows 13,406,348 shares sold short , a change of 0.58% from the prior report .

Days to cover: 1.85.

FINRA settlement history

Settlement date Short interest Change Avg daily volume Days to cover
Aug 14, 2026 13,406,348 0.58% 7,233,286 1.85
Jul 31, 2026 13,328,876 11.14% 14,180,429 1.00
Jul 15, 2026 11,993,369 16.94% 11,414,967 1.05
Jun 30, 2026 10,255,686 -9.04% 11,389,673 1.00
Jun 15, 2026 11,275,403 -9.62% 15,841,677 1.00
May 29, 2026 12,475,269 -9.29% 10,976,759 1.14
May 15, 2026 13,753,222 26.05% 11,454,609 1.20
Apr 30, 2026 10,911,200 -1.44% 14,798,344 1.00
Apr 15, 2026 11,070,102 -2.11% 8,294,918 1.33
Mar 31, 2026 11,308,688 0.95% 8,789,217 1.29
Mar 13, 2026 11,202,282 5.67% 9,387,132 1.19
Feb 27, 2026 10,601,285 -10.80% 5,529,708 1.92
Feb 13, 2026 11,884,551 -19.36% 11,634,004 1.02
Jan 30, 2026 14,738,458 10.66% 7,696,541 1.91
Jan 15, 2026 13,318,285 -14.37% 7,210,617 1.85
Dec 31, 2025 15,552,585 8.51% 4,119,066 3.78
Dec 15, 2025 14,332,649 104.31% 6,930,849 2.07
Nov 28, 2025 7,015,107 8.79% 5,064,432 1.39
Nov 14, 2025 6,448,473 -20.83% 5,271,073 1.22
Oct 31, 2025 8,145,560 -25.78% 7,567,727 1.08
Oct 15, 2025 10,974,358 26.72% 5,528,309 1.99
Sep 30, 2025 8,660,447 -40.74% 5,651,642 1.53
Sep 15, 2025 14,614,078 121.97% 7,020,396 2.08
Aug 29, 2025 6,583,832 6.00% 5,412,057 1.22

Frequently asked questions

What is short interest in STM?

Short interest is the total number of STM shares currently sold short but not yet covered or closed out. FINRA publishes this data twice monthly.

How is STM short interest calculated?

Short interest is aggregated from member firm reports to FINRA. Every U.S. broker-dealer must report aggregate short positions in each security as of the 15th and last trading day of each month.

What does a high short interest mean?

Higher short interest can indicate bearish sentiment, but it also raises the potential for a short squeeze if positive news forces short sellers to cover their positions simultaneously. Compare short interest to float (short percent of float) for context.

Source: FINRA short interest reports, published bi-monthly.

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