AI DEN-MAB LLC → Hemab Therapeutics Holdings, Inc. (COAG)

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)

37 transactions

21 buys · 0 sales · 0 awards/exercises

Issuer Cluster

1 13D/G filings on this issuer

0 other filings besides this one

Filer Track Record

1 filings by this filer

0 other filings in the data moat

Short Interest · settle 2026-07-31

DTC 4.25

2,038,062 shares short · +22.9% vs prior

Post-Filing Returns · since 2026-05-04 on COAG

+1 day

-1.3%

+5 days

-1.3%

+30 days

+3.3%

+60 days

+18.3%

+90 days

—

+180 days

—

Anchor price 25.34 on closest trading day on/after 2026-05-04. Source: Yahoo Finance daily adj_close (split + dividend adjusted).

Form 4 Insider Transactions · last 365d

Date	Insider	Role	Type	Shares	Price	Value
2026-06-16	RA CAPITAL MANAGEMENT, L.P.	10%+ owner	Buy	61,523	$24.98	$1.54M
2026-06-15	RA CAPITAL MANAGEMENT, L.P.	10%+ owner	Buy	6,146	$24.89	$153K
2026-05-20	RA CAPITAL MANAGEMENT, L.P.	10%+ owner	Buy	996	$24.94	$25K
2026-05-19	RA CAPITAL MANAGEMENT, L.P.	10%+ owner	Buy	3,802	$24.97	$95K
2026-05-12	RA CAPITAL MANAGEMENT, L.P.	10%+ owner	Buy	6,387	$24.90	$159K
2026-05-11	RA CAPITAL MANAGEMENT, L.P.	10%+ owner	Buy	14,149	$24.47	$346K
2026-05-11	RA CAPITAL MANAGEMENT, L.P.	10%+ owner	Buy	25,720	$25.00	$643K
2026-05-08	RA CAPITAL MANAGEMENT, L.P.	10%+ owner	Buy	1,483	$24.98	$37K
2026-05-07	RA CAPITAL MANAGEMENT, L.P.	10%+ owner	Buy	7,921	$24.34	$193K
2026-05-07	RA CAPITAL MANAGEMENT, L.P.	10%+ owner	Buy	1,985	$24.95	$50K
2026-05-06	RA CAPITAL MANAGEMENT, L.P.	director, 10%+ owner	Buy	14,611	$23.77	$347K
2026-05-06	RA CAPITAL MANAGEMENT, L.P.	director, 10%+ owner	Buy	53,407	$24.83	$1.33M
2026-05-05	RA CAPITAL MANAGEMENT, L.P.	director, 10%+ owner	Buy	87,143	$24.59	$2.14M
2026-05-05	RA CAPITAL MANAGEMENT, L.P.	director, 10%+ owner	Buy	10,268	$25.00	$257K
2026-05-04	RA CAPITAL MANAGEMENT, L.P.	director, 10%+ owner	C	3,607,846	—	—
2026-05-04	Novo Holdings A/S	10%+ owner	C	4,180,550	—	—
2026-05-04	MARAGANORE JOHN	director	C	17,974	—	—
2026-05-04	MARAGANORE JOHN	director	C	817	—	—
2026-05-04	RA CAPITAL MANAGEMENT, L.P.	director, 10%+ owner	C	1,009,052	—	—
2026-05-04	RA CAPITAL MANAGEMENT, L.P.	director, 10%+ owner	C	221,188	—	—
2026-05-04	RA CAPITAL MANAGEMENT, L.P.	director, 10%+ owner	Buy	2,541,250	$18.00	$45.74M
2026-05-04	RA CAPITAL MANAGEMENT, L.P.	director, 10%+ owner	Buy	133,750	$18.00	$2.41M
2026-05-04	RA CAPITAL MANAGEMENT, L.P.	director, 10%+ owner	C	64,680	—	—
2026-05-04	RA CAPITAL MANAGEMENT, L.P.	director, 10%+ owner	C	27,720	—	—
2026-05-04	RA CAPITAL MANAGEMENT, L.P.	director, 10%+ owner	C	42,341	—	—

Showing 25 of 37

AI DEN-MAB LLC → Hemab Therapeutics Holdings, Inc. COAG

Item 4 — Purpose of Transaction

Cross-References

Post-Filing Returns · since 2026-05-04 on COAG

Form 4 Insider Transactions · last 365d

Want this depth on every filing the moment it hits SEC EDGAR?