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ISSUER PROFILE · CIK 0001805651 · CUSIP 57064P107

MARKETWISE, INC.MKTW

5 13D/G filings 2 distinct filers 3 insider transactions (365d)

Post-Filing Returns · across 1 activist filings on this issuer

Median 30d
0.0%
avg 0.0%
Median 60d
0.0%
avg 0.0%
Median 90d
0.0%
avg 0.0%
Median 180d
0.0%
avg 0.0%

Returns measured from each activist filing's date_of_event, split + dividend adjusted via Yahoo Finance.

Cross-Reference Snapshot

Activist filings
5
1 SCHEDULE · 4 SC
Distinct filers
2
multi-activist cluster
Insiders (365d)
3
3 buys · 0 sales
Latest short DTC
4.71
as of 2026-10-15

13D/G Filings Timeline · 5 total

FiledFormFilerStakeSharesIntent
2025-02-14 SCHEDULE Greenhaven Road Investment Management, L.P. — — view →
2024-07-08 SC Stansberry Frank Porter — — view →
2023-05-03 SC Stansberry Frank Porter — — view →
2023-03-14 SC Stansberry Frank Porter — — view →
2022-09-20 SC Greenhaven Road Investment Management, L.P. — — view →

Form 4 Insider Transactions · last 365d

DateInsiderRoleTypeSharesPriceValue
2026-05-18 Stansberry Frank Porter director, 10%+ Buy 3,523 $16.50 $58K
2026-05-18 Stansberry Frank Porter director, 10%+ Buy 100 $16.46 $2K
2026-05-15 Stansberry Frank Porter director, 10%+ Buy 11 $16.71 $184

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-10-15 79,541 4.71 +26.5%
2026-09-30 62,885 3.30 -17.1%
2026-09-15 75,815 1.91 +16.3%
2026-08-31 65,196 6.55 -11.8%
2026-08-14 73,882 4.15 +7.5%
2026-07-31 68,726 11.92 -3.3%
2026-07-15 71,033 4.06 +8.7%
2026-06-30 65,331 3.36 +15.7%
2026-06-15 56,459 3.75 +32.5%
2026-05-29 42,600 2.15 +54.5%
2026-05-15 27,576 1.00 +19.9%
2026-04-30 23,006 1.00 +9.4%

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