NIOWAVE, INC. → Aptevo Therapeutics Inc. APVO

Stake: — Shares: — Class: Common Stock

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)

0 transactions

0 buys · 0 sales · 0 awards/exercises

Issuer Cluster

6 13D/G filings on this issuer

5 other filings besides this one

Filer Track Record

1 filings by this filer

0 other filings in the data moat

Short Interest · settle 2026-07-15

DTC 1.00

137,249 shares short · +72.8% vs prior

Other 13D/G Filings on Aptevo Therapeutics Inc.

Filed	Form	Filer	Stake	Shares
2021-11-26	SC	TANG CAPITAL PARTNERS LP	—	—	view →
2021-11-22	SC	TANG CAPITAL PARTNERS LP	—	—	view →
2021-06-21	SC	TANG CAPITAL PARTNERS LP	—	—	view →
2021-02-09	SC	TANG CAPITAL PARTNERS LP	—	—	view →
2020-11-18	SC	TANG CAPITAL PARTNERS LP	—	—	view →

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