SC Filed 2020-02-03 Event — SEC 0000905718-20-000103 →

FEINBERG STEPHEN → Anterix Inc. ATEX

Stake: — Shares: —

Composite Decision Signal · PASS (LOW BASE-RATE EDGE) Conviction Score: 16/100

Passive Schedule 13G filer baseline
Elevated short days-to-cover (6.1 DTC)

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)

8 transactions

0 buys · 6 sales · 1 awards/exercises

Issuer Cluster

14 13D/G filings on this issuer

13 other filings besides this one

Filer Track Record

6 filings by this filer

5 other filings in the data moat

Short Interest · settle 2026-10-15

DTC 6.08

1,659,977 shares short · +0.3% vs prior

Form 4 Insider Transactions · last 365d

Date	Insider	Role	Type	Shares	Price	Value
2026-10-09	Marquez Elena	officer	Sale	3,254	$80.16	$261K
2026-10-09	Marquez Elena	officer	Sale	400	$81.80	$33K
2026-10-09	Marquez Elena	officer	Sale	100	$82.50	$8K
2026-10-09	Marquez Elena	officer	Option exercise	1,227	$40.00	$49K
2026-10-09	Marquez Elena	officer	Sale	1,017	$80.22	$82K
2026-10-09	Marquez Elena	officer	Sale	210	$81.90	$17K
2026-09-29	Marquez Elena	officer	F	1,325	$81.75	$108K
2026-09-21	Lang Scott A.	director, officer	Sale	15,000	$80.00	$1.20M

Other 13D/G Filings on Anterix Inc.

Filed	Form	Filer	Stake	Shares
2026-07-27	SCHEDULE 13G	BlackRock, Inc.	—	—	view →
2026-07-08	SCHEDULE 13D/A	Owl Creek Asset Management, L.P.	28.50%	5,411,776	view →
2026-07-08	SCHEDULE 13G	T. Rowe Price Investment Management, Inc.	—	—	view →
2025-03-05	SCHEDULE	Heard Capital LLC	9.40%	1,741,989	view →
2020-07-20	SC	Owl Creek Asset Management, L.P.	—	—	view →
2020-05-15	SC	Owl Creek Asset Management, L.P.	—	—	view →
2020-05-11	SC	FEINBERG STEPHEN	—	—	view →
2020-03-17	SC	Owl Creek Asset Management, L.P.	—	—	view →
2019-11-07	SC	FEINBERG STEPHEN	—	—	view →
2019-10-21	SC	Owl Creek Asset Management, L.P.	—	—	view →
2019-10-09	SC	Owl Creek Asset Management, L.P.	—	—	view →
2019-09-04	SC	FEINBERG STEPHEN	—	—	view →
2019-06-07	SC	FEINBERG STEPHEN	—	—	view →

Other Filings by FEINBERG STEPHEN

Filed	Form	Issuer	Stake	Shares
2020-05-11	SC	Anterix Inc. ATEX	—	—	view →
2019-11-07	SC	Anterix Inc. ATEX	—	—	view →
2019-09-04	SC	Anterix Inc. ATEX	—	—	view →
2019-06-07	SC	pdvWireless, Inc. ATEX	—	—	view →
2019-05-29	SC	AVON PRODUCTS INC	—	—	view →

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