SC Filed 2018-07-02 Event — SEC 0000947871-18-000540 →

ORBIMED ADVISORS LLC → Aerpio Pharmaceuticals, Inc. WHWK

Stake: — Shares: —

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)

1 transaction

0 buys · 1 sales · 0 awards/exercises

Issuer Cluster

6 13D/G filings on this issuer

5 other filings besides this one

Filer Track Record

31 filings by this filer

30 other filings in the data moat

Short Interest · settle 2026-03-31

DTC 3.88

693,909 shares short · -3.9% vs prior

Form 4 Insider Transactions · last 365d

Date	Insider	Role	Type	Shares	Price	Value
2026-04-13	BALL BRYAN	officer	Sale	26,389	$3.46	$91K

Other 13D/G Filings on Aerpio Pharmaceuticals, Inc.

Filed	Form	Filer	Stake	Shares
2025-03-06	SCHEDULE	Desai Neil	4.90%	2,272,941	view →
2025-03-04	SCHEDULE	Avoro Capital Advisors LLC	19.99%	11,914,961	view →
2025-02-24	SCHEDULE	BML Investment Partners, L.P.	9.90%	2,435,000	view →
2025-02-04	SCHEDULE	BML Investment Partners, L.P.	9.90%	2,435,000	view →
2025-01-24	SCHEDULE	ACUTA CAPITAL PARTNERS, LLC	7.80%	1,921,297	view →

Other Filings by ORBIMED ADVISORS LLC

Filed	Form	Issuer	Stake	Shares
2026-04-10	SCHEDULE 13D/A	Adicet Bio, Inc. ACET	8.80%	844,787	view →
2018-05-02	SC	PIERIS PHARMACEUTICALS, INC. PVLA	—	—	view →
2018-04-12	SC	SYNLOGIC, INC. SYBX	—	—	view →
2018-03-14	SC	Corvus Pharmaceuticals, Inc. CRVS	—	—	view →
2018-03-06	SC	ViewRay, Inc.	—	—	view →
2018-02-16	SC	Intellia Therapeutics, Inc. NTLA	—	—	view →
2018-02-15	SC	Xtant Medical Holdings, Inc. XTNT	—	—	view →
2018-02-07	SC	RHYTHM PHARMACEUTICALS, INC. RYTM	—	—	view →
2018-01-29	SC	Ascendis Pharma A/S ASND	—	—	view →
2018-01-29	SC	Intellia Therapeutics, Inc. NTLA	—	—	view →
2018-01-26	SC	Arsanis, Inc. XFOR	—	—	view →
2018-01-26	SC	SteadyMed Ltd.	—	—	view →
2018-01-26	SC	scPharmaceuticals Inc.	—	—	view →
2018-01-26	SC	ALPINE IMMUNE SCIENCES, INC.	—	—	view →
2018-01-26	SC	PIERIS PHARMACEUTICALS, INC. PVLA	—	—	view →
2018-01-26	SC	Verona Pharma plc	—	—	view →
2018-01-26	SC	Sorrento Tech, Inc.	—	—	view →
2018-01-26	SC	ALPINE IMMUNE SCIENCES, INC.	—	—	view →
2018-01-26	SC	ViewRay, Inc.	—	—	view →
2018-01-26	SC	Corvus Pharmaceuticals, Inc. CRVS	—	—	view →

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