13D·WATCH Activist + Insider Intelligence Live feed Blog About Pricing
ISSUER PROFILE · CIK 0001058811 · CUSIP 452521107

IMMERSION CORPIMMR

21 13D/G filings 5 distinct filers 16 insider transactions (365d)

Cross-Reference Snapshot

Activist filings
21
1 SCHEDULE 13D · 20 SC
Distinct filers
5
multi-activist cluster
Insiders (365d)
16
9 buys · 0 sales
Latest short DTC
5.80
as of 2026-08-31

13D/G Filings Timeline · 21 total

FiledFormFilerStakeSharesIntent
2026-08-21 SCHEDULE 13D Singer Eric 5.50% 1,826,961 view →
2021-11-10 SC Raging Capital Management, LLC view →
2021-03-11 SC Raging Capital Management, LLC view →
2020-09-15 SC Raging Capital Management, LLC view →
2020-09-11 SC VIEX Capital Advisors, LLC view →
2020-09-04 SC Raging Capital Management, LLC view →
2020-09-04 SC VIEX Capital Advisors, LLC view →
2020-08-11 SC Raging Capital Management, LLC view →
2020-04-15 SC Raging Capital Management, LLC view →
2020-04-01 SC Shannon River Fund Management LLC view →
2020-03-09 SC VIEX Capital Advisors, LLC view →
2019-12-31 SC VIEX Capital Advisors, LLC view →
2019-12-26 SC ACACIA RESEARCH CORP view →
2019-08-13 SC Raging Capital Management, LLC view →
2019-07-29 SC VIEX Capital Advisors, LLC view →
2018-07-18 SC Raging Capital Management, LLC view →
2018-07-03 SC Raging Capital Management, LLC view →
2018-05-16 SC VIEX Capital Advisors, LLC view →
2018-05-15 SC Raging Capital Management, LLC view →
2018-05-11 SC VIEX Capital Advisors, LLC view →
2018-01-23 SC VIEX Capital Advisors, LLC view →

Form 4 Insider Transactions · last 365d

DateInsiderRoleTypeSharesPriceValue
2026-04-30 MARTIN WILLIAM C director, officer Award 7,425
2026-04-30 MARTIN WILLIAM C director, officer Award 17,872
2026-04-06 HOFFMAN EMILY director Award 21,815
2026-04-06 Nader Elias director Award 21,815
2026-04-06 Wasch Childress Frederick director Award 21,815
2026-04-01 Singer Eric director, officer F 14,757 $5.56 $82K
2026-04-01 Singer Eric director, officer F 14,850 $5.56 $83K
2026-01-30 MARTIN WILLIAM C director, officer Award 6,588
2026-01-03 Singer Eric director, officer F 12,217 $6.41 $78K
2026-01-02 Singer Eric director, officer F 37,948 $6.41 $243K
2026-01-02 Singer Eric director, officer Award 300,000
2026-01-01 Singer Eric director, officer F 14,757 $6.80 $100K
2025-11-14 MARTIN WILLIAM C director, officer Award 17,647
2025-10-31 MARTIN WILLIAM C director, officer Award 7,952
2025-10-03 Singer Eric director, officer F 13,117 $7.04 $92K
2025-10-01 Singer Eric director, officer F 14,757 $7.28 $107K

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-08-31 2,289,492 5.80 -13.3%
2026-08-14 2,641,606 4.84 -17.9%
2026-07-31 3,215,671 4.16 -10.8%
2026-07-15 3,606,974 6.66 -6.1%
2026-06-30 3,842,683 4.90 +5.5%
2026-06-15 3,642,604 6.28 -0.0%
2026-05-29 3,643,019 8.97 +0.2%
2026-05-15 3,636,949 5.66 -6.2%
2026-04-30 3,878,230 8.11 +0.8%
2026-04-15 3,846,343 5.28 +0.8%
2026-03-31 3,815,075 7.33 +2.4%
2026-03-13 3,724,429 12.43 +5.2%

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