Figures computed from official regulatory filings — .
Insufficient history for a statistical track record (fewer than 5 purchases).
This page republishes public regulatory disclosures.
| Company | Type | Value · USD | Signals | Details | |
|---|---|---|---|---|---|
Houghton Mifflin Harcourt CoListing unverified | Other | n/a (No price was disclosed in the filing) | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | OtherD (derivative) | n/a (No price was disclosed in the filing) | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | Other | $63.8K | Unusual size | SEC | |
Houghton Mifflin Harcourt CoListing unverified | Exercise | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | Exercise | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | Sell | $96.4K | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | Sell | $89K | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | Exercise | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | Sell | $71.9K | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | Sell | $31.4K | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | Sell | $396.4K | Unusual size | SEC | |
Houghton Mifflin Harcourt CoListing unverified | Exercise | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | Sell | $18.9K | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | Sell | $25.7K | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | Exercise | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | ExerciseD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | Sell | $23.7K | SEC | ||
Houghton Mifflin Harcourt CoListing unverified | Sell | $11.8K | SEC |