13D·WATCH Activist + Insider Intelligence Live feed Blog About Pricing
ISSUER PROFILE · CIK 0000806517

PSYCHEMEDICS CORPPMDI

4 13D/G filings 1 distinct filers 0 insider transactions (365d)

Cross-Reference Snapshot

Activist filings
4
4 SC
Distinct filers
1
single filer
Insiders (365d)
0
0 buys · 0 sales
Latest short DTC
999.99
as of 2026-10-15

13D/G Filings Timeline · 4 total

FiledFormFilerStakeSharesIntent
2022-06-10 SC Kamin Peter — — view →
2022-01-26 SC Kamin Peter — — view →
2021-09-23 SC Kamin Peter — — view →
2021-08-19 SC Kamin Peter — — view →

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-10-15 3,406 999.99 0.0%
2026-09-30 3,406 999.99 0.0%
2026-09-15 3,406 567.67 0.0%
2026-08-31 3,406 999.99 0.0%
2026-08-14 3,406 999.99 0.0%
2026-07-31 3,406 999.99 0.0%
2026-07-15 3,406 999.99 0.0%
2026-06-30 3,406 1.00 -34.2%
2026-06-15 5,177 52.83 +2.7%
2026-05-29 5,041 229.14 +124.4%
2026-05-15 2,246 1.00 +42.4%
2026-04-30 1,577 1.01 +294.3%

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