ShortInterestHistory.com

VNDA Short Interest History

VNDA Short Interest (April 15, 2026 Update)
Short interest for VNDA was 5.6M as of April 15, 2026, +5.4% from the prior report.
This page tracks VNDA short interest over time, including historical values, changes between reports, and days to cover.

Vanda Pharmaceuticals Inc. Com | VNDA | R | Latest report: April 15, 2026

Current Short Interest5.6M
Prior Short Interest5.3M
Change Shares287.7K
Change %+5.4%
Average Daily Volume1.0M
Days to Cover5.45

At the latest settlement date of April 15, 2026, Vanda Pharmaceuticals Inc. Com (VNDA) showed reported short interest of 5,597,992 shares. That compared with 5,310,265 shares in the prior report, a change of 287.7K shares, or +5.4%. The latest reported days to cover was 5.45, based on average daily volume of 1.0M.

The historical data currently tracked for VNDA includes 114 reported entries from June 15, 2021 to April 15, 2026. The table below shows each reported settlement date currently included for this symbol.

Download last 6 months as CSV

Short Interest Over Time

Days to Cover Over Time

Extreme edge-case readings may reflect unusually low reported average volume.

Short Interest History for VNDA

Settlement DateShort InterestPrior Short InterestChange SharesChange %Average Daily VolumeDays to Cover
April 15, 20265,597,9925,310,265287.7K+5.4%1.0M5.45
March 31, 20265,310,2653,200,4242.1M+65.9%2.2M2.39
March 13, 20263,200,4244,346,005-1.1M-26.4%1.9M1.69
February 27, 20264,346,0053,469,008877.0K+25.3%6.3M1
February 13, 20263,469,0083,224,168244.8K+7.6%1.3M2.69
January 30, 20263,224,1682,879,747344.4K+12.0%792.1K4.07
January 15, 20262,879,7472,335,804543.9K+23.3%2.0M1.41
December 31, 20252,335,8044,892,408-2.6M-52.3%3.6M1
December 15, 20254,892,4084,642,254250.2K+5.4%1.5M3.26
November 28, 20254,642,2543,882,165760.1K+19.6%1.3M3.6
November 14, 20253,882,1653,983,691-101.5K-2.5%540.5K7.18
October 31, 20253,983,6913,824,568159.1K+4.2%745.4K5.34
October 15, 20253,824,5683,665,733158.8K+4.3%587.9K6.51
September 15, 20254,608,0024,654,733-46.7K-1.0%366.5K12.57
August 29, 20254,654,7334,609,54845.2K+1.0%413.9K11.25
August 15, 20254,609,5484,531,62077.9K+1.7%508.7K9.06
July 31, 20254,531,6204,594,701-63.1K-1.4%538.7K8.41
July 15, 20254,594,7014,686,596-91.9K-2.0%483.4K9.5
June 30, 20254,686,5964,726,102-39.5K-0.8%428.6K10.94
June 13, 20254,726,1024,764,075-38.0K-0.8%415.0K11.39
May 30, 20254,764,0754,867,464-103.4K-2.1%398.1K11.97
May 15, 20254,867,4644,660,083207.4K+4.5%604.3K8.06
April 30, 20254,660,0834,876,554-216.5K-4.4%408.6K11.4
April 15, 20254,876,5544,022,359854.2K+21.2%868.4K5.62
March 31, 20254,022,3593,560,629461.7K+13.0%546.8K7.36
February 28, 20253,276,8263,723,179-446.4K-12.0%719.6K4.55
February 14, 20253,723,1793,742,151-19.0K-0.5%708.9K5.25
January 31, 20253,742,1513,286,865455.3K+13.9%638.6K5.86
January 15, 20253,286,8653,195,82191.0K+2.8%513.4K6.4
December 31, 20243,195,8213,135,40260.4K+1.9%532.5K6
December 13, 20243,135,4023,094,61940.8K+1.3%802.8K3.91
November 29, 20243,094,6193,221,519-126.9K-3.9%493.3K6.27
November 15, 20243,221,5193,740,095-518.6K-13.9%816.7K3.94
October 31, 20243,740,0953,978,441-238.3K-6.0%402.9K9.28
October 15, 20243,978,4413,399,454579.0K+17.0%820.6K4.85
September 30, 20243,399,4543,352,88346.6K+1.4%677.5K5.02
September 13, 20243,352,8833,306,98345.9K+1.4%484.2K6.92
August 30, 20243,306,9833,147,952159.0K+5.1%434.4K7.61
August 15, 20243,147,9522,782,119365.8K+13.1%643.3K4.89
July 31, 20242,782,1192,791,174-9.1K-0.3%629.8K4.42
July 15, 20242,791,1742,864,195-73.0K-2.5%795.0K3.51
June 28, 20242,864,1952,844,60319.6K+0.7%1.1M2.53
June 14, 20242,844,6032,490,482354.1K+14.2%2.1M1.33
May 31, 20242,490,4822,795,686-305.2K-10.9%785.0K3.17
May 15, 20242,795,6862,304,708491.0K+21.3%1.5M1.81
April 30, 20242,304,7082,068,962235.7K+11.4%3.5M1
April 15, 20242,068,9622,485,405-416.4K-16.8%6.2M1
March 28, 20242,485,4053,000,984-515.6K-17.2%750.0K3.31
March 15, 20243,000,9843,241,083-240.1K-7.4%999.5K3
February 29, 20243,241,0832,959,767281.3K+9.5%820.8K3.95
February 15, 20242,959,7672,293,747666.0K+29.0%1.1M2.58
January 31, 20242,293,7471,753,517540.2K+30.8%892.5K2.57
December 29, 20231,732,1271,895,013-162.9K-8.6%890.8K1.94
December 15, 20231,895,0132,068,669-173.7K-8.4%883.2K2.15
November 30, 20232,068,6692,039,46329.2K+1.4%909.6K2.27
November 15, 20232,039,4631,682,810356.7K+21.2%940.4K2.17
October 31, 20231,682,8101,667,27715.5K+0.9%784.4K2.15
October 13, 20231,667,2771,507,443159.8K+10.6%873.7K1.91
September 29, 20231,507,4434,209,920-2.7M-64.2%1.2M1.22
September 15, 20234,209,9202,801,2461.4M+50.3%3.5M1.2
August 31, 20232,801,2462,658,055143.2K+5.4%526.4K5.32
August 15, 20232,658,0552,250,907407.1K+18.1%658.7K4.04
July 31, 20232,250,9072,132,359118.5K+5.6%569.4K3.95
July 14, 20232,132,3592,255,066-122.7K-5.4%484.7K4.4
June 30, 20232,255,0662,832,091-577.0K-20.4%852.3K2.65
June 15, 20232,832,0912,831,8852060.0%469.4K6.03
May 31, 20232,831,8852,862,291-30.4K-1.1%521.3K5.43
May 15, 20232,862,2912,808,26154.0K+1.9%602.6K4.75
April 28, 20232,808,2612,868,848-60.6K-2.1%521.3K5.39
April 14, 20232,868,8483,117,399-248.6K-8.0%473.3K6.06
March 31, 20233,117,3992,629,421488.0K+18.6%719.3K4.33
March 15, 20232,629,4212,425,748203.7K+8.4%640.6K4.1
February 28, 20232,425,7482,135,108290.6K+13.6%468.8K5.17
February 15, 20232,135,1522,001,726133.4K+6.7%558.8K3.82
January 31, 20232,001,7261,930,74871.0K+3.7%444.5K4.5
January 13, 20231,930,7481,922,8837.9K+0.4%668.0K2.89
December 30, 20221,922,8831,827,11095.8K+5.2%1.1M1.76
December 15, 20221,827,1102,308,862-481.8K-20.9%957.3K1.91
November 30, 20222,308,8622,430,420-121.6K-5.0%280.4K8.23
November 15, 20222,430,4202,372,31258.1K+2.4%354.5K6.86
October 31, 20222,372,3122,420,263-48.0K-2.0%388.5K6.11
October 14, 20222,420,2632,402,87817.4K+0.7%353.4K6.85
September 30, 20222,402,8782,369,65333.2K+1.4%426.4K5.64
September 15, 20222,369,6532,328,09641.6K+1.8%370.8K6.39
August 31, 20222,328,0962,320,7817.3K+0.3%418.3K5.57
August 15, 20222,320,7812,243,24377.5K+3.5%401.1K5.79
July 29, 20222,243,2432,491,269-248.0K-10.0%328.1K6.84
July 15, 20222,491,2694,245,545-1.8M-41.3%398.1K6.26
June 30, 20224,245,5454,120,396125.1K+3.0%840.2K5.05
June 15, 20224,120,3964,201,430-81.0K-1.9%409.3K10.07
May 31, 20224,201,4304,602,868-401.4K-8.7%442.8K9.49
May 13, 20224,602,8684,189,433413.4K+9.9%699.2K6.58
April 29, 20224,189,4334,109,14280.3K+2.0%468.0K8.95
April 14, 20224,109,1424,041,57167.6K+1.7%510.9K8.04
March 31, 20224,041,5714,191,502-149.9K-3.6%465.4K8.68
March 15, 20224,191,5023,953,761237.7K+6.0%497.9K8.42
February 28, 20223,953,7614,385,681-431.9K-9.8%620.5K6.37
February 15, 20224,385,6813,692,365693.3K+18.8%982.8K4.46
January 31, 20223,692,3653,873,143-180.8K-4.7%473.3K7.8
January 14, 20223,873,1433,655,898217.2K+5.9%371.0K10.44
December 31, 20213,655,8983,762,945-107.0K-2.8%482.6K7.58
December 15, 20213,762,9453,958,590-195.6K-4.9%487.6K7.72
November 30, 20213,958,5904,175,788-217.2K-5.2%437.5K9.05
November 15, 20214,175,7884,939,937-764.1K-15.5%527.8K7.91
October 29, 20214,939,9374,821,375118.6K+2.5%500.4K9.87
October 15, 20214,821,3754,720,896100.5K+2.1%441.9K10.91
September 30, 20214,720,8964,742,912-22.0K-0.5%318.5K14.82
September 15, 20214,742,9124,888,747-145.8K-3.0%313.0K15.15
August 31, 20214,888,7474,638,864249.9K+5.4%334.2K14.63
August 13, 20214,638,8645,415,855-777.0K-14.3%379.9K12.21
July 30, 20215,415,8555,361,97453.9K+1.0%517.9K10.46
July 15, 20215,361,9744,805,596556.4K+11.6%455.9K11.76
June 30, 20214,805,5964,992,027-186.4K-3.7%708.3K6.78
June 15, 20214,992,0274,892,65499.4K+2.0%352.6K14.16

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