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)

2 transactions

0 buys · 2 sales · 0 awards/exercises

Issuer Cluster

23 13D/G filings on this issuer

22 other filings besides this one

Filer Track Record

137 filings by this filer

136 other filings in the data moat

Short Interest · settle 2026-07-15

DTC 7.57

4,179,811 shares short · +47.5% vs prior

Form 4 Insider Transactions · last 365d

Date	Insider	Role	Type	Shares	Price	Value
2026-04-14	BALL BRYAN	officer	Sale	92,460	$3.64	$337K
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
2026-05-18	SCHEDULE 13D/A	ACUTA CAPITAL PARTNERS, LLC	9.00%	4,685,912	view →
2026-05-14	SCHEDULE 13D/A	Avoro Capital Advisors LLC	—	15,893,516	view →
2025-03-06	SCHEDULE	Desai Neil	4.90%	2,272,941	view →
2025-03-05	SCHEDULE	BML Investment Partners, L.P.	4.98%	2,435,000	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 →
2024-10-01	SC	Desai Neil	—	—	view →
2022-09-26	SC	Avoro Capital Advisors LLC	—	—	view →
2021-11-12	SC	Satter Muneer A	—	—	view →
2021-09-03	SC	ORBIMED ADVISORS LLC	—	—	view →
2021-08-30	SC	Avoro Capital Advisors LLC	—	—	view →
2020-11-23	SC	Satter Muneer A	—	—	view →
2020-11-12	SC	ORBIMED ADVISORS LLC	—	—	view →
2020-05-15	SC	Novartis Bioventures Ltd	—	—	view →
2020-04-22	SC	Novartis Bioventures Ltd	—	—	view →
2019-06-07	SC	Novartis Bioventures Ltd	—	—	view →
2019-04-29	SC	Novartis Bioventures Ltd	—	—	view →
2019-01-11	SC	Satter Muneer A	—	—	view →

Showing 20 of 22

Other Filings by ORBIMED ADVISORS LLC

Filed	Form	Issuer	Stake	Shares
2026-07-29	SCHEDULE 13D	Scribe Therapeutics, Inc.	7.20%	1,348,825	view →
2026-07-20	SCHEDULE 13D/A	Q32 Bio Inc.	—	4,127,987	view →
2026-06-24	SCHEDULE 13D/A	Enliven Therapeutics, Inc. ELVN	—	6,774,507	view →
2026-06-17	SCHEDULE 13D/A	Enliven Therapeutics, Inc. ELVN	10.93%	7,634,630	view →
2026-06-15	SCHEDULE 13D/A	Shattuck Labs, Inc. STTK	—	9,021,127	view →
2026-06-01	SCHEDULE 13D/A	Q32 Bio Inc. QTTB	—	4,127,987	view →
2026-04-10	SCHEDULE 13D/A	Adicet Bio, Inc. ACET	8.80%	844,787	view →
2026-01-27	SCHEDULE	Corvus Pharmaceuticals, Inc. CRVS	10.30%	8,609,091	view →
2025-10-10	SCHEDULE	Adicet Bio, Inc. ACET	9.60%	14,772,598	view →
2025-09-30	SCHEDULE	MBX Biosciences, Inc. MBX	9.00%	4,002,887	view →
2025-07-21	SCHEDULE	Passage BIO, Inc. PASG	7.82%	243,878	view →
2025-05-14	SCHEDULE	Corvus Pharmaceuticals, Inc. CRVS	12.20%	9,785,423	view →
2025-04-11	SCHEDULE	Compass Therapeutics, Inc. CMPX	11.00%	15,219,994	view →
2025-01-29	SCHEDULE	Traws Pharma, Inc. TRAW	19.90%	760,824	view →
2024-11-12	SC	Third Harmonic Bio, Inc.	—	—	view →
2024-10-25	SC	TELA Bio, Inc. TELA	—	—	view →
2024-10-01	SC	TELA Bio, Inc. TELA	—	—	view →
2024-07-02	SC	TELA Bio, Inc. TELA	—	—	view →
2024-06-20	SC	Disc Medicine, Inc. IRON	—	—	view →
2024-04-12	SC	Passage BIO, Inc. PASG	—	—	view →

Showing 20 of 136

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