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Prelude Therapeutics (PRLD) Short Interest Ratio & Short Volume

Prelude Therapeutics logo
$3.88 -0.22 (-5.37%)
Closing price 10/30/2026 04:00 PM Eastern
Extended Trading
$3.89 +0.01 (+0.26%)
As of 10/30/2026 07:30 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
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Prelude Therapeutics Short Interest Overview

As of October 15, 2026, Prelude Therapeutics (PRLD) had a short interest of 5.10 million shares sold short, representing 12.57% of the public float. This marks an 11.42% increase in short interest since the prior report. The short interest ratio (days to cover) is 11.5, meaning it would take 11.5 days of the average trading volume of 463,886 shares to cover all short positions.

Current Short Interest
5,097,463 shares
Previous Short Interest
4,575,044 shares
Change Vs. Previous Report
11.42%
Dollar Volume Sold Short
$16.92 million
Short Interest Ratio
11.5 Days to Cover
Last Record Date
October 15, 2026
Outstanding Shares
79,803,000 shares
Short Percent of Float
12.57%
Today's Trading Volume
217,503 shares
Average Trading Volume
463,886 shares
Today's Volume Vs. Average
47%
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Short Interest ChartDays to Cover ChartShort Percent of Float Chart

PRLD Short Interest Over Time

PRLD Days to Cover Over Time

PRLD Percentage of Float Shorted Over Time

Prelude Therapeutics Tesla Short Interest History & Recent Changes

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Report DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date
10/15/20265,097,463 shares $16.92 million +11.4%12.6%11.47 $3.32
9/30/20264,575,044 shares $17.89 million +26.2%11.3%7.91 $3.91
9/15/20263,626,569 shares $16.39 million +0.9%8.9%9 $4.52
8/31/20263,593,582 shares $20.12 million -5.8%8.9%5.59 $5.60
8/14/20263,816,602 shares $21.18 million +4.0%9.4%9.75 $5.55
7/31/20263,669,933 shares $16.88 million +11.7%9.1%9.31 $4.60
7/15/20263,286,206 shares $14.66 million +16.4%8.1%9.54 $4.46
6/30/20262,822,240 shares $15.04 million +57.4%7.0%3.48 $5.33
6/15/20261,792,865 shares $8.00 million +5.9%4.4%6.28 $4.46
5/29/20261,693,810 shares $6.64 million -8.5%4.2%5.38 $3.92
5/15/20261,851,622 shares $8.30 million +19.1%5.8%3.54 $4.48
4/30/20261,554,997 shares $8.13 million -14.0%4.9%2.68 $5.23
4/15/20261,807,780 shares $9.98 million -22.1%4.5%5.19 $5.52
3/31/20262,319,677 shares $7.93 million +1.9%5.7%13.77 $3.42
3/13/20262,275,949 shares $7.51 million +0.2%10.0%8.1 $3.30
2/27/20262,272,634 shares $6.27 million -4.5%10.0%6.23 $2.76
2/13/20262,378,569 shares $5.30 million +14.7%5.9%8.92 $2.23
1/30/20262,074,354 shares $3.84 million +23.7%9.1%4.78 $1.85
1/15/20261,677,134 shares $3.61 million +13.9%7.4%3.11 $2.15
12/31/20251,472,870 shares $4.27 million +15.1%6.5%2.62 $2.90
12/15/20251,279,653 shares $2.48 million +28.5%5.6%3.32 $1.94
11/28/2025995,838 shares $1.65 million -22.1%4.4%2.05 $1.66
11/14/20251,277,843 shares $1.94 million +125.4%5.6%0.18 $1.52
10/31/2025567,052 shares $901.61 thousand +10.1%2.8%2.11 $1.59
10/15/2025515,100 shares $700.54 thousand -14.3%2.1%2.1 $1.36
9/30/2025601,100 shares $865.58 thousand +11.7%2.5%2.9 $1.44
9/15/2025538,400 shares $597.62 thousand +1.4%2.2%2.9 $1.11
8/31/2025531,200 shares $642.75 thousand +4.1%2.2%2.9 $1.21
8/15/2025510,200 shares $443.87 thousand -14.2%2.1%2.8 $0.87
7/31/2025594,600 shares $463.73 thousand +14.2%2.4%3.7 $0.78
7/15/2025520,800 shares $424.40 thousand -4.6%2.1%3.5 $0.81
6/30/2025545,700 shares $441.69 thousand -35.1%2.2%3.3 $0.81
6/15/2025841,000 shares $807.44 thousand -11.1%3.5%4.7 $0.96
5/31/2025945,700 shares $850.66 thousand +7.8%3.9%5 $0.90
5/15/2025877,700 shares $822.40 thousand -10.3%3.6%4.9 $0.94
4/30/2025978,600 shares $939.46 thousand -56.7%3.6%5.1 $0.96
4/15/20252,260,000 shares $1.70 million -5.0%8.3%11 $0.75
3/31/20252,380,000 shares $1.83 million +5.8%6.9%10.2 $0.77
3/15/20252,250,000 shares $1.68 million +4.2%6.4%7 $0.74
2/28/20252,160,000 shares $1.64 million -30.3%7.9%5.5 $0.76
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2/15/20253,100,000 shares $3.01 million -1.6%11.4%7.5 $0.97
1/31/20253,150,000 shares $3.47 million +1.0%14.5%7.1 $1.10
1/15/20253,120,000 shares $3.21 million -7.7%14.4%6.5 $1.03
12/31/20243,380,000 shares $4.31 million +3.7%15.6%7.1 $1.28
12/15/20243,260,000 shares $2.61 million +6.5%15.0%7.4 $0.80
11/30/20243,060,000 shares $3.21 million +5.5%14.0%8.2 $1.05
11/15/20242,900,000 shares $3.02 million -1.4%13.0%7.8 $1.04
10/31/20242,940,000 shares $3.53 million +18.1%13.9%8.6 $1.20
10/15/20242,490,000 shares $4.76 million No Change11.7%8.8 $1.91
9/30/20242,490,000 shares $5.15 million -25.2%11.7%8.8 $2.07
9/15/20243,330,000 shares $9.22 million +37.0%15.7%12.7 $2.77
8/31/20242,430,000 shares $12.64 million +69.9%11.5%14.3 $5.20
8/15/20241,430,000 shares $8.25 million +85.4%6.8%11.7 $5.77
7/31/2024771,300 shares $4.91 million +46.0%3.7%7.8 $6.37
7/15/2024528,300 shares $3.00 million -5.6%2.5%6.4 $5.67
6/30/2024559,800 shares $2.13 million -1.3%2.7%11.6 $3.81
6/15/2024566,900 shares $2.21 million -3.1%2.7%13.2 $3.90
5/31/2024585,100 shares $2.25 million -3.9%2.8%13.6 $3.85
5/15/2024608,900 shares $2.44 million -3.4%2.4%13.3 $4.00
4/30/2024630,600 shares $2.38 million +4.4%2.4%9.7 $3.77
4/15/2024604,000 shares $3.40 million -2.9%1.8%8.8 $5.63
3/31/2024621,900 shares $2.95 million -3.3%1.8%9.1 $4.74
3/15/2024643,200 shares $3.05 million +3.9%1.9%8.7 $4.74
2/29/2024619,100 shares $2.66 million +22.9%2.3%4.7 $4.30
2/15/2024503,800 shares $1.75 million -3.5%1.8%3.4 $3.48
1/31/2024522,000 shares $1.71 million +15.6%1.8%3.7 $3.28
1/15/2024451,500 shares $1.71 million +1.0%1.6%2.2 $3.78
12/31/2023446,900 shares $1.91 million -34.3%1.5%2.1 $4.27
12/15/2023680,100 shares $2.96 million -8.2%2.3%3.2 $4.35
11/30/2023741,000 shares $2.45 million -7.9%2.6%4 $3.31
11/15/2023804,400 shares $2.73 million +0.6%2.8%4.9 $3.39
10/31/2023799,900 shares $1.35 million +0.1%3.2%4.8 $1.69
10/15/2023798,800 shares $1.93 million -58.4%3.2%8.1 $2.42
9/30/20231,920,000 shares $5.93 million +10.3%7.6%17.9 $3.09
9/15/20231,740,000 shares $5.53 million +1.2%6.9%16.6 $3.18
8/31/20231,720,000 shares $6.42 million -19.6%7.1%14.8 $3.73
8/15/20232,140,000 shares $8.07 million +0.5%8.9%18.9 $3.77
7/31/20232,130,000 shares $8.33 million -20.5%8.3%17.6 $3.91
7/15/20232,680,000 shares $11.68 million -5.0%11.0%22.5 $4.36
6/30/20232,820,000 shares $12.69 million +6.4%12.8%23.9 $4.50
6/15/20232,650,000 shares $14.02 million +3.9%10.4%21.6 $5.29
5/31/20232,550,000 shares $14.23 million -3.0%9.5%24.2 $5.58
5/15/20232,630,000 shares $17.46 million -1.5%12.4%26.9 $6.64
4/30/20232,670,000 shares $17.25 million +5.5%7.8%34.9 $6.46
4/15/20232,530,000 shares $20.54 million +26.5%7.4%31.6 $8.12
3/31/20232,000,000 shares $11.40 million +9.3%6.7%25.3 $5.70
3/15/20231,830,000 shares $11.93 million +3.4%6.1%27.7 $6.52
2/28/20231,770,000 shares $10.02 million +9.3%7.8%22.4 $5.66
2/15/20231,620,000 shares $9.37 million +5.9%7.1%20.9 $5.79
1/31/20231,530,000 shares $9.76 million +3.4%8.9%18.3 $6.38
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1/15/20231,480,000 shares $8.89 million +1.4%8.6%18.1 $6.01
12/30/20221,460,000 shares $8.82 million -13.1%8.5%18.2 $6.04
12/15/20221,680,000 shares $8.74 million -5.6%9.8%22 $5.20
11/30/20221,780,000 shares $11.87 million +0.6%10.4%23.8 $6.67
11/15/20221,770,000 shares $13.81 million -11.5%10.3%27.4 $7.80
10/31/20222,000,000 shares $13.38 million -3.4%8.8%29.7 $6.69
10/15/20222,070,000 shares $13.60 million -13.0%12.3%27.5 $6.57
9/30/20222,380,000 shares $15.73 million -3.6%14.1%27.4 $6.61
9/15/20222,470,000 shares $18.57 million -3.5%9.5%21.4 $7.52
8/31/20222,560,000 shares $18.43 million -4.8%9.9%19.3 $7.20
8/15/20222,690,000 shares $23.73 million -4.6%10.4%16.7 $8.82
7/31/20222,820,000 shares $14.10 million -1.4%8.3%15 $5.00
7/15/20222,860,000 shares $14.93 million -5.3%8.4%12.9 $5.22
6/30/20223,020,000 shares $15.76 million -9.0%8.9%12.4 $5.22
6/15/20223,320,000 shares $14.94 million -13.5%9.8%11.8 $4.50
5/31/20223,840,000 shares $16.13 million -9.2%11.3%14.5 $4.20
5/15/20224,230,000 shares $19.54 million +8.5%12.5%15.8 $4.62
4/30/20223,900,000 shares $17.90 million +21.1%11.5%14.5 $4.59
4/15/20223,220,000 shares $19.26 million -15.7%9.5%11.8 $5.98
3/31/20223,820,000 shares $26.36 million -3.5%11.3%15 $6.90
3/15/20223,960,000 shares $28.31 million -7.5%15.6%13.6 $7.15
2/28/20224,280,000 shares $37.79 million -6.1%19.4%11.8 $8.83
2/15/20224,560,000 shares $48.24 million +1.8%20.7%12.4 $10.58
1/31/20224,480,000 shares $44.49 million -11.8%20.3%11.9 $9.93
1/15/20225,080,000 shares $48.36 million -1.2%31.0%13.8 $9.52
12/31/20215,140,000 shares $63.99 million +6.2%31.5%11.6 $12.45
12/15/20214,840,000 shares $64.37 million -10.9%29.6%8.7 $13.30
11/30/20215,430,000 shares $77.59 million +6.9%33.2%10.6 $14.29
11/15/20215,080,000 shares $80.52 million +1.6%31.2%10.2 $15.85

PRLD Short Interest - Frequently Asked Questions

Short interest is the volume of Prelude Therapeutics shares that have been sold short but have not yet been closed out or covered. As of October 15th, investors have sold 5,097,463 shares of PRLD short. 12.57% of Prelude Therapeutics' shares are currently sold short. Learn More on Prelude Therapeutics' current short interest.

The short interest ratio, also known as the "days to cover ratio", is calculated by dividing the number of shares of a stock sold short divided by its average trading volume. A short interest ratio ranging between 1 and 4 generally indicates strong positive sentiment about a stock and a lack of short sellers. A short interest ratio of 10 or greater indicates strong pessimism about a stock. PRLD shares currently have a short interest ratio of 11.5. Learn More on Prelude Therapeutics's short interest ratio.

Companies that have a short interest as a percentage of float below 10% indicates positive investor sentiment and few short sellers. Stocks with a short interest percentage above 10% is considered high, suggesting some investors are pessimistic about the stock. Companies with a short interest percentage of 20% or more indicates widespread negative sentiment. 12.57% of Prelude Therapeutics' floating shares are currently sold short.

Prelude Therapeutics saw an increase in short interest since the prior report. As of October 15th, there was short interest totaling 5,097,463 shares, an increase of 11.4% from the previous total of 4,575,044 shares. Changes in short volume can be used to identify positive and negative investor sentiment. Investors that short sell a stock are betting that its price will decline in the future. An increase in short sale volume suggests bearish (negative) sentiment among investors. A decrease on short sale volume suggests bullish (positive) sentiment.

12.57% of Prelude Therapeutics' shares are currently sold short. Here is how the short interest of companies in the industry of "biotechnology" compare to Prelude Therapeutics: Vor Biopharma Inc. (12.62%), Replimune Group, Inc. (26.11%), Janux Therapeutics, Inc. (9.46%), Savara Inc. (14.77%), Immatics N.V. (2.74%), MannKind Corporation (8.14%), MeiraGTx Holdings PLC (7.24%), Monte Rosa Therapeutics, Inc. (25.87%), Cullinan Therapeutics, Inc. (12.99%), Jade Biosciences, Inc. (22.91%),

As of the most recent reporting period, the following stocks had the largest short interest positions: SPDR S&P 500 ETF Trust ($71.77 billion), Invesco QQQ ($59.70 billion), iShares Russell 2000 ETF ($23.54 billion), Medtronic PLC ($13.33 billion), SPDR S&P Biotech ETF ($10.47 billion), iShares iBoxx $ High Yield Corporate Bond ETF ($10.36 billion), Nebius Group N.V. ($8.98 billion), iShares 20+ Year Treasury Bond ETF ($8.92 billion), iShares iBoxx $ Investment Grade Corporate Bond ETF ($8.10 billion), and iShares Semiconductor ETF ($7.74 billion). View all of the most shorted stocks.

Short selling PRLD is an investing strategy that aims to generate trading profit from Prelude Therapeutics as its price is falling. PRLD shares are trading down $0.22 today. To short a stock, an investor borrows shares, sells them and buys the shares back on the public market later to return it to the lender. Short sellers are betting that a stock will decline in price. If the stock does drop after selling, the short seller buys it back at a lower price and returns it to the lender. The difference between the sell price and the buy price is the trader's profit.

A short squeeze for Prelude Therapeutics occurs when it has a large amount of short interest and its stock increases in price. This forces short sellers to cover their short interest positions by buying actual shares of PRLD, which in turn drives the price of the stock up even further.

Short interest is typically published by a stock exchange once per month. However, NASDAQ publishes a report for U.S. stocks, including PRLD, twice per month. The most recent reporting period available is October, 15 2026.

Understanding short interest metrics can help you assess how traders are positioning around a stock like PRLD:

  • Shares Sold Short: The total number of shares that have been sold by short sellers but have not yet been covered or closed out. A high number may indicate bearish sentiment.
  • Short Float: The percentage of a company’s publicly available shares (or "float") that are sold short. A higher short float suggests a greater portion of the stock is being bet against.
  • Days to Cover (Short Interest Ratio): This estimates how many days it would take short sellers to cover their positions, based on average daily trading volume. Higher values can signal potential for a short squeeze if buying pressure increases.

These metrics are often used by traders to gauge sentiment, volatility risk, and the potential for price movements based on short covering activity.


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Short Interest Tools

Short interest data for NASDAQ:PRLD is sourced from the Financial Industry Regulatory Authority (FINRA), with the most recent report published on 10/26/2026. FINRA publishes updated short interest twice a month.
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