RHUMBLINE ADVISERS

Position in CMPX — Compass Therapeutics, Inc.

CIK 1115418 BOSTON, MA

Position in CMPX

as of Mar 31, 2026 · filed May 12, 2026 Compact

Position Value

$777,714

+$54,886 QoQ

Shares Held

147,016

+9.2% QoQ

Ownership

0.082%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2023

12 quarters on record

Voting authority Sole 16.981825107471295.ToString("F0")% Shared 0.ToString("F0")% None 83.0181748925287.ToString("F0")%

Healthcare · as of Mar 31, 2026

RHUMBLINE ADVISERS holds $1,237,828,718 across 284 Biotechnology names. CMPX ranks #134 (0.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VRTX	Vertex Pharmaceuticals Inc / Ma	423,140	$188,948,935
2	REGN	Regeneron Pharmaceuticals, Inc.	157,781	$121,907,911
3	INCY	Incyte Corp	693,665	$65,287,749
4	ALNY	Alnylam Pharmaceuticals, Inc.	195,277	$64,611,300
5	INSM	INSMED Inc	272,615	$44,578,004
6	JAZZ	Jazz Pharmaceuticals plc	164,542	$31,106,665
7	EXEL	Exelixis, Inc.	723,931	$31,049,400
8	ROIV	Roivant Sciences Ltd.	1,113,266	$30,837,468

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$777,714	147,016	+9.2%	Shares	Sole	2026-05-12
2025-12-31	$722,828	134,605	-3.4%	Shares	Sole	2026-02-13
2025-09-30	$487,595	139,313	+22.8%	Shares	Sole	2025-11-06
2025-06-30	$295,066	113,487	-5.5%	Shares	Sole	2025-08-12
2025-03-31	$228,055	120,029	-7.0%	Shares	Sole	2025-05-29
2024-12-31	$187,218	129,116	+3.1%	Shares	Sole	2025-05-29
2024-09-30	$230,540	125,294	-4.9%	Shares	Sole	2024-11-12
2024-06-30	$131,789	131,789	+10.3%	Shares	Sole	2024-08-01
2024-03-31	$236,558	119,474	+2.5%	Shares	Sole	2024-05-09
2023-12-31	$181,789	116,532	-0.5%	Shares	Sole	2024-02-08
2023-09-30	$230,724	117,119	+4.3%	Shares	Sole	2023-11-09
2023-06-30	$357,203	112,328	—	Shares	Sole	2023-08-08
No filing history on record for this holder in this stock.