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SUPN
Supernus Pharmaceuticals, Inc.
stockNASDAQ

At CloseOct 28, 2026 3:59:51 PM EDT
41.15USD+0.464%(+0.19)1,099,364
After-hoursOct 28, 2026 4:46:30 PM EDT
40.39USD-1.842%(-0.76)

On 2026-09-30 there were 0 FTDs. The average number of FTDs per day for September 2026 is 439.

SUPN Fails-to-Deliver (FTDs)

SUPN Fails-to-Deliver

Page 1 / 10
Trade
Date (T)1
Fails-to-
Deliver2
FTD
Change
Trade
Vol.
Settlement
Date (T+B)4
Closing
Deadline
(T+35C)5
Price3$
Notional
2026-09-29—0551.6K2026-09-302026-11-0343.970
2026-09-28—0731.2K2026-09-292026-11-0244.600
2026-09-25—-1607.6K2026-09-282026-10-3042.660
2026-09-241+1589.0K2026-09-252026-10-2943.2943
2026-09-23—-41544.5K2026-09-242026-10-2843.390
2026-09-2241-8667.6K2026-09-232026-10-2743.751,794
2026-09-2149+49635.7K2026-09-222026-10-2642.782,096
2026-09-18—01.2M2026-09-212026-10-2342.000
2026-09-17—0559.8K2026-09-182026-10-2242.920
2026-09-16—0787.8K2026-09-172026-10-2141.380
2026-09-15—0669.2K2026-09-162026-10-2041.280
2026-09-14—0678.1K2026-09-152026-10-1941.490
2026-09-11—0707.2K2026-09-142026-10-1641.640
2026-09-10—0726.7K2026-09-112026-10-1541.690
2026-09-09—0580.4K2026-09-102026-10-1442.070
2026-09-08—-9,121429.1K2026-09-092026-10-1342.430
2026-09-049,121+9,121444.2K2026-09-082026-10-0943.53397,037
2026-09-03—0390.3K2026-09-042026-10-0843.970
2026-09-02—0445.9K2026-09-032026-10-0744.030
2026-09-01—0757.8K2026-09-022026-10-0643.740
2026-08-31—0535.7K2026-09-012026-10-0544.210
2026-08-28—0487.9K2026-08-312026-10-0243.730
2026-08-27—0464.9K2026-08-282026-10-0144.190
2026-08-26—0499.7K2026-08-272026-09-3044.880
2026-08-25—0496.1K2026-08-262026-09-2945.360
Historical data is split-adjusted.
1 Trade Date is calculated from the Settlement Date.
2 Fails to deliver on a given day are a CUMULATIVE number of all fails outstanding until that day, plus new fails that occur that day, less fails that settle that day. A dash (—) indicates no FTDs were reported that day. It’s been shown that the SEC withholds the FTD report for two weeks, and there are often high-volume days with no reported FTDs, so it’s unclear if missing days truly indicate 0 FTDs.
3 Closing price on the Trade Date. The FTD file contains the closing price on the day previous to settlement.
4 As of May 28, 2024, the standard for settlement is next business day after a trade (T+1B). Before that, it was trade date plus two business days (T+2B).
5 RegSHO IV. 3. A broker-dealer has up to 35 calendar days following the trade date to close out the failure to deliver position by purchasing securities of like kind and quantity. Analysis of the T+35 cycle.
FTD Release HistoryWe track the SEC's FTD publication schedule and flag when releases are late.Check it out