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NovaBay Pharmaceuticals, Inc. (NBY): Short Interest History

The most recent FINRA short interest report for NBY (settlement date March 31, 2026) shows 647,079 shares sold short , a change of 94.25% from the prior report .

Days to cover: 0.75.

FINRA settlement history

Settlement date Short interest Change Avg daily volume Days to cover
Mar 31, 2026 647,079 94.25% 867,806 1.00
Mar 13, 2026 333,120 -64.03% 388,359 1.00
Feb 27, 2026 926,133 -75.88% 665,099 1.39
Feb 13, 2026 3,839,273 42.10% 1,692,108 2.27
Jan 30, 2026 2,701,762 106.10% 2,306,602 1.17
Jan 15, 2026 1,310,881 -3.75% 2,381,260 1.00
Dec 31, 2025 1,361,975 339.81% 3,774,996 1.00
Dec 15, 2025 309,674 384.30% 831,701 1.00
Nov 28, 2025 63,942 -13.22% 128,162 1.00
Nov 14, 2025 73,685 -49.40% 137,161 1.00
Oct 31, 2025 145,618 -71.69% 424,635 1.00
Oct 15, 2025 514,318 -20.26% 442,604 1.16
Sep 30, 2025 644,982 -24.21% 1,034,156 1.00
Sep 15, 2025 851,068 -53.76% 5,543,073 1.00
Aug 29, 2025 1,840,737 2,312.63% 37,355,907 1.00
Aug 15, 2025 76,296 123.43% 53,339 1.43
Jul 31, 2025 34,147 -10.75% 31,426 1.09
Jul 15, 2025 38,260 -7.81% 50,436 1.00
Jun 30, 2025 41,503 4.53% 20,779 2.00
Jun 13, 2025 39,704 -27.93% 44,018 1.00
May 30, 2025 55,092 28.76% 16,666 3.31
May 15, 2025 42,786 -55.54% 66,649 1.00
Apr 30, 2025 96,245 -30.15% 33,821 2.85
Apr 15, 2025 137,787 321.39% 72,900 1.89

Frequently asked questions

What is short interest in NBY?

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

How is NBY 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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